This document provides an overview of Ruby on Rails, an open-source web application framework written in Ruby. It was created in 2004 by David Heinemeier Hansson and has grown increasingly popular since. The framework aims to make developing web applications simpler and more enjoyable by making things like databases, sessions, and routing intuitive. It includes several internal components that handle common development tasks like ActiveRecord for ORM, ActionPack for handling controllers and views, and more.
This document discusses the history and capabilities of Ruby on Rails. It notes that Ruby on Rails was created in 2004 to make developing web applications simpler and more accessible. The framework includes RubyGems for managing code libraries as well as main components like ActiveRecord for working with databases, ActionMailer for email functionality, and ActionController/ActionView for web pages. The document also mentions demonstrations of Rails capabilities like asset management, caching, internationalization, and deployment. It concludes by thanking the audience and pointing them to Locawweb's Rails website for more information on learning Rails.
The document discusses the Merb web framework. It highlights Merb's advantages over Rails such as being smaller in size with fewer lines of code, having a shorter call stack, and being more modular and flexible through its use of gems. It also describes some of Merb's features like exception handling, content negotiation, slices, and parts.
This presentation gives an introduction and high level overview to web development with WebAssembly (WASM). At the time of this presentation WebAssembly had been recently released in all the major browsers for production. The presentation was given during a Chicago Ruby session for developers.
This document discusses using Vagrant and Ansible for infrastructure automation. It introduces Vagrant as a tool for managing development environments by creating and destroying virtual machines. A simple LAMP stack provisioning example is demonstrated using Ansible on a Debian virtual machine hosted with Vagrant. The document then shows how to switch the Vagrant provider from VirtualBox to OpenStack.
This document describes Inesita, a simple and lightweight Ruby framework for building frontend applications. It uses virtual-dom and includes features like livereload, Slim templating, and Sass styling. The default project structure separates components, routing, and stores. Components can inject dependencies and use lifecycle hooks. Examples demonstrate routing, stores, and building a sample counter component. Resources are provided to learn more about building great frontend applications with Inesita.
Opera provides several mobile browser products including Opera Desktop for PCs, Opera Mini for smartphones which compresses webpages on servers before sending to devices, and Opera Mobile for native browsing on smartphones. Opera Mini pre-processes content on servers, supports many phone models, runs on Java Virtual Machines, and compiles webpages into compressed binary formats to reduce data usage and improve performance on mobile devices.
Agribusiness plantations in Mindanao have expanded rapidly in recent decades due to growing international demand. These plantations, which are dominated by a single crop, use intensive pesticide application including aerial spraying. However, aerial spraying poses many issues and risks. Studies have shown that pesticides can drift over long distances and contaminate water sources and residential areas. The pesticides used, such as fungicides, have been linked to health impacts including cancer and birth defects. Local studies on plantation workers and communities have found correlations between pesticide exposure and health problems atypical for the region. While agribusiness aims to generate jobs and economic growth, the environmental and human costs of intensive pesticide use and aerial spraying are not fully accounted
This document discusses biodiversity and monocultures. It notes that scientists have only identified a small fraction of the estimated 5-50 million living species. Biodiversity, or the variety of life in an area, is often measured by species richness which is highest in rainforests and lower in places like deciduous forests. However, human activity like deforestation is destroying habitats and increasing extinction rates far beyond natural levels. Engineered ecosystems like farms use monocultures of non-native species which have lower diversity and require intensive management compared to natural ecosystems.
This document provides information on classifying and selecting insecticides and fungicides for use on ornamental plants. It discusses various classification schemes for both insecticides and fungicides including by chemical class and mode of action. For each major class, several examples of commonly used products are listed. The document stresses the importance of resistance management when using insecticides, which involves rotating between classes and modes of action. It provides similar guidance on rotating fungicide classes and modes of action to prevent resistance.
The document discusses the Insecticides Act of 1968 in India. Some key points:
- The Act was passed to regulate the import, manufacture, sale, transport, distribution and use of insecticides in order to prevent risks to humans and animals.
- It established organizations like the Central Insecticides Board and Registration Committee to advise the government and register insecticides.
- The Act covers rules for pesticide registration, labeling, packaging, storage, transport, and safety of workers during manufacture and use. It also establishes inspectors and analysts to enforce the law.
- Applications for pesticide registration must be made in a prescribed form and fees paid. The Registration Committee reviews applications and issues certificates subject to
Insecticides are chemical pest control agents that have been used since the 1950s. They include both synthetic and botanical formulations. While insecticides are effective against pests, their overuse and misuse can harm human health and the environment. Proper application and integrated pest management techniques that combine chemical and non-chemical controls can help reduce these risks. Botanical insecticides extracted from plants offer alternatives to synthetic chemicals but also have toxicity issues if misused.
Human activities negatively impact natural resources through overuse and pollution. Renewable resources like forests can be depleted if used faster than they can regenerate. Non-renewable resources like fossil fuels are being burned, releasing carbon dioxide and leading to their eventual depletion. Specific human impacts include deforestation, overfishing, water and air pollution, and solid waste pollution, which degrade habitats and water quality. If not addressed, this degradation will negatively affect Caribbean tourism and economies by damaging ecosystems and habitats.
This document discusses how human activities can destroy natural resources in 9 ways: 1) Building roads by blowing up mountains damages habitats and kills plants and animals. 2) Converting rice fields to residential/commercial areas reduces food resources. 3) Overcutting trees reduces biodiversity, damages soils, and decreases food and medicinal plant/animal sources. 4) Increased factory building damages habitats and causes plants/animals to die or move away, polluting water and landscapes. 5) Uncontrolled mining destroys mountains, habitats, and kills plants, animals, and miners. 6) Excessive chemical fertilizer destroys soil quality and harms humans and animals. 7) Throwing plastic waste into waterways causes water pollution, clogging, flooding
The document discusses the current regulations for pesticide use in farming and whether they are sufficient for healthy living. It provides information on what pesticides are, the EPA regulations, types of pesticides and their effects, advantages and disadvantages of pesticide use, potential health effects, benefits of organic foods, and advances in technology that could reduce pesticide use. While pesticides improve food production and quality of life, the EPA approval process is slow and pesticides can damage the environment and health, especially for sensitive groups. More research into alternatives is still needed to establish effective regulations that protect both public health and agriculture.
Human activities that affect natural ecosystemsNguyen Hieu
?
The document discusses several environmental issues including population growth, pollution, habitat loss, and climate change. It explains how burning fossil fuels increases greenhouse gas emissions and warms the planet. It also describes how industrialization and pollution threaten biodiversity by destroying natural habitats and poisoning ecosystems. The text advocates for conservation efforts to protect wildlife, natural resources, and switch to more sustainable practices.
Human activities like population growth, industrialization, and burning fossil fuels increase carbon dioxide levels and pollution which damage the environment. Acid rain forms from sulphates and nitrates released by burning fossil fuels, acidifying lakes and killing wildlife. Deforestation reduces habitats and biodiversity while pesticides and herbicides have unintended harmful consequences, accumulating in ecosystems. Ozone depletion was directly caused by CFCs from aerosols destroying the ozone layer. Water pollution from oil and gasoline spills contaminates drinking water. The Exxon Valdez spill demonstrated these dangers as global warming increases due to rising greenhouse gases.
K to 12 - Grade 8 Science Learner ModuleNico Granada
?
1) Students conducted an experiment to determine the relationship between force and acceleration by pulling a cart with varying numbers of rubber bands (1, 2, 3, 4) and measuring the cart's acceleration using a ticker tape timer.
2) Analysis of the ticker tape charts showed that as the number of rubber bands increased, representing greater force, the length of the strips increased, indicating higher average velocity over time intervals.
3) This demonstrated a direct relationship between the net force acting on an object and its acceleration, as described by Newton's second law of motion.
This document is the second part of the Grade 7 Science Learner's Material published by the Department of Education of the Philippines. It contains 6 units on topics of energy in motion, waves, sound, light, heat, electricity, the Philippine environment, solar energy and the atmosphere, and seasons and eclipses. Each unit includes multiple student activities to explain and explore the concepts covered in that unit through hands-on learning experiences. The material is intended for use by students and teachers in learning and teaching the Grade 7 science curriculum in Philippine schools.
Merb is a flexible and modular web framework for Ruby that meets enterprise needs through low cost, adaptability, and scalability. It allows developers to pick and choose components to meet their specific needs, and its modular architecture makes it fast and lightweight. Merb provides a balance of structure and flexibility that makes it suitable for a wide range of applications.
The document discusses the Merb web framework and promotes its flexibility, performance, and modularity compared to other Ruby web frameworks like Rails. It provides examples of generating different types of Merb applications and highlights Merb's ability to be opinionated or agnostic. The document argues that Merb is fast enough for real-world web applications and that hardware costs outweigh development costs, so focusing on developer productivity is important. It also discusses upcoming Merb 2.0 features and asks if anyone has any other questions.
This document provides an overview of Nanite, a background processing system developed by EngineYard. Nanite uses AMQP and RabbitMQ to distribute tasks to Nanite agents running on multiple servers. Developers can offload long-running tasks from their application servers to Nanite agents using a simple API. Nanite agents can scale horizontally by adding more servers and will automatically distribute tasks based on server load.
The document provides an introduction to the Merb web framework, which is similar to Ruby on Rails but aims to be lighter, more extensible, and faster. It discusses Merb's ideology of keeping the core small and code simple. Key components like routing, views, and plugins are described. Performance tests show Merb using less memory than Rails but slower response times. The author concludes Merb may be worth considering for small tools or limited memory apps, but issues remain with speed on JRuby.
The document provides an introduction to the Merb web framework, which is similar to Ruby on Rails but aims to be lighter, more extensible, and faster. It discusses Merb's ideology of keeping the core small and code simple. Key components like routing, views, and plugins are described. Performance tests show Merb using less memory than Rails but slower response times. The author concludes Merb may be worth considering for small projects or if performance needs outweigh Rails compatibility.
Merb is a web framework for Ruby similar to Rails but with fewer opinions. It is made up of three main parts - core, more, and plugins. Core provides basic routing and controllers, more adds functionality like views, and plugins provide additional features. Merb focuses on being lightweight, thread-safe, and modular while still providing the functionality needed for full-stack web development.
Nanite is a new way to build scalable backends for web applications using RabbitMQ. It allows services called Nanite agents to advertise themselves and be discovered. Nanite mappers track agents and can dispatch work to them based on factors like load. This provides presence of agents, ability for agents to come and go dynamically, and load-based dispatch. Engine Yard As A Service (EYAAS) aims to abstract infrastructure management and provide a highly automated cloud platform using state-based configuration management. It will initially target Amazon Web Services but also allow deploying to other providers and internal data centers.
Agribusiness plantations in Mindanao have expanded rapidly in recent decades due to growing international demand. These plantations, which are dominated by a single crop, use intensive pesticide application including aerial spraying. However, aerial spraying poses many issues and risks. Studies have shown that pesticides can drift over long distances and contaminate water sources and residential areas. The pesticides used, such as fungicides, have been linked to health impacts including cancer and birth defects. Local studies on plantation workers and communities have found correlations between pesticide exposure and health problems atypical for the region. While agribusiness aims to generate jobs and economic growth, the environmental and human costs of intensive pesticide use and aerial spraying are not fully accounted
This document discusses biodiversity and monocultures. It notes that scientists have only identified a small fraction of the estimated 5-50 million living species. Biodiversity, or the variety of life in an area, is often measured by species richness which is highest in rainforests and lower in places like deciduous forests. However, human activity like deforestation is destroying habitats and increasing extinction rates far beyond natural levels. Engineered ecosystems like farms use monocultures of non-native species which have lower diversity and require intensive management compared to natural ecosystems.
This document provides information on classifying and selecting insecticides and fungicides for use on ornamental plants. It discusses various classification schemes for both insecticides and fungicides including by chemical class and mode of action. For each major class, several examples of commonly used products are listed. The document stresses the importance of resistance management when using insecticides, which involves rotating between classes and modes of action. It provides similar guidance on rotating fungicide classes and modes of action to prevent resistance.
The document discusses the Insecticides Act of 1968 in India. Some key points:
- The Act was passed to regulate the import, manufacture, sale, transport, distribution and use of insecticides in order to prevent risks to humans and animals.
- It established organizations like the Central Insecticides Board and Registration Committee to advise the government and register insecticides.
- The Act covers rules for pesticide registration, labeling, packaging, storage, transport, and safety of workers during manufacture and use. It also establishes inspectors and analysts to enforce the law.
- Applications for pesticide registration must be made in a prescribed form and fees paid. The Registration Committee reviews applications and issues certificates subject to
Insecticides are chemical pest control agents that have been used since the 1950s. They include both synthetic and botanical formulations. While insecticides are effective against pests, their overuse and misuse can harm human health and the environment. Proper application and integrated pest management techniques that combine chemical and non-chemical controls can help reduce these risks. Botanical insecticides extracted from plants offer alternatives to synthetic chemicals but also have toxicity issues if misused.
Human activities negatively impact natural resources through overuse and pollution. Renewable resources like forests can be depleted if used faster than they can regenerate. Non-renewable resources like fossil fuels are being burned, releasing carbon dioxide and leading to their eventual depletion. Specific human impacts include deforestation, overfishing, water and air pollution, and solid waste pollution, which degrade habitats and water quality. If not addressed, this degradation will negatively affect Caribbean tourism and economies by damaging ecosystems and habitats.
This document discusses how human activities can destroy natural resources in 9 ways: 1) Building roads by blowing up mountains damages habitats and kills plants and animals. 2) Converting rice fields to residential/commercial areas reduces food resources. 3) Overcutting trees reduces biodiversity, damages soils, and decreases food and medicinal plant/animal sources. 4) Increased factory building damages habitats and causes plants/animals to die or move away, polluting water and landscapes. 5) Uncontrolled mining destroys mountains, habitats, and kills plants, animals, and miners. 6) Excessive chemical fertilizer destroys soil quality and harms humans and animals. 7) Throwing plastic waste into waterways causes water pollution, clogging, flooding
The document discusses the current regulations for pesticide use in farming and whether they are sufficient for healthy living. It provides information on what pesticides are, the EPA regulations, types of pesticides and their effects, advantages and disadvantages of pesticide use, potential health effects, benefits of organic foods, and advances in technology that could reduce pesticide use. While pesticides improve food production and quality of life, the EPA approval process is slow and pesticides can damage the environment and health, especially for sensitive groups. More research into alternatives is still needed to establish effective regulations that protect both public health and agriculture.
Human activities that affect natural ecosystemsNguyen Hieu
?
The document discusses several environmental issues including population growth, pollution, habitat loss, and climate change. It explains how burning fossil fuels increases greenhouse gas emissions and warms the planet. It also describes how industrialization and pollution threaten biodiversity by destroying natural habitats and poisoning ecosystems. The text advocates for conservation efforts to protect wildlife, natural resources, and switch to more sustainable practices.
Human activities like population growth, industrialization, and burning fossil fuels increase carbon dioxide levels and pollution which damage the environment. Acid rain forms from sulphates and nitrates released by burning fossil fuels, acidifying lakes and killing wildlife. Deforestation reduces habitats and biodiversity while pesticides and herbicides have unintended harmful consequences, accumulating in ecosystems. Ozone depletion was directly caused by CFCs from aerosols destroying the ozone layer. Water pollution from oil and gasoline spills contaminates drinking water. The Exxon Valdez spill demonstrated these dangers as global warming increases due to rising greenhouse gases.
K to 12 - Grade 8 Science Learner ModuleNico Granada
?
1) Students conducted an experiment to determine the relationship between force and acceleration by pulling a cart with varying numbers of rubber bands (1, 2, 3, 4) and measuring the cart's acceleration using a ticker tape timer.
2) Analysis of the ticker tape charts showed that as the number of rubber bands increased, representing greater force, the length of the strips increased, indicating higher average velocity over time intervals.
3) This demonstrated a direct relationship between the net force acting on an object and its acceleration, as described by Newton's second law of motion.
This document is the second part of the Grade 7 Science Learner's Material published by the Department of Education of the Philippines. It contains 6 units on topics of energy in motion, waves, sound, light, heat, electricity, the Philippine environment, solar energy and the atmosphere, and seasons and eclipses. Each unit includes multiple student activities to explain and explore the concepts covered in that unit through hands-on learning experiences. The material is intended for use by students and teachers in learning and teaching the Grade 7 science curriculum in Philippine schools.
Merb is a flexible and modular web framework for Ruby that meets enterprise needs through low cost, adaptability, and scalability. It allows developers to pick and choose components to meet their specific needs, and its modular architecture makes it fast and lightweight. Merb provides a balance of structure and flexibility that makes it suitable for a wide range of applications.
The document discusses the Merb web framework and promotes its flexibility, performance, and modularity compared to other Ruby web frameworks like Rails. It provides examples of generating different types of Merb applications and highlights Merb's ability to be opinionated or agnostic. The document argues that Merb is fast enough for real-world web applications and that hardware costs outweigh development costs, so focusing on developer productivity is important. It also discusses upcoming Merb 2.0 features and asks if anyone has any other questions.
This document provides an overview of Nanite, a background processing system developed by EngineYard. Nanite uses AMQP and RabbitMQ to distribute tasks to Nanite agents running on multiple servers. Developers can offload long-running tasks from their application servers to Nanite agents using a simple API. Nanite agents can scale horizontally by adding more servers and will automatically distribute tasks based on server load.
The document provides an introduction to the Merb web framework, which is similar to Ruby on Rails but aims to be lighter, more extensible, and faster. It discusses Merb's ideology of keeping the core small and code simple. Key components like routing, views, and plugins are described. Performance tests show Merb using less memory than Rails but slower response times. The author concludes Merb may be worth considering for small tools or limited memory apps, but issues remain with speed on JRuby.
The document provides an introduction to the Merb web framework, which is similar to Ruby on Rails but aims to be lighter, more extensible, and faster. It discusses Merb's ideology of keeping the core small and code simple. Key components like routing, views, and plugins are described. Performance tests show Merb using less memory than Rails but slower response times. The author concludes Merb may be worth considering for small projects or if performance needs outweigh Rails compatibility.
Merb is a web framework for Ruby similar to Rails but with fewer opinions. It is made up of three main parts - core, more, and plugins. Core provides basic routing and controllers, more adds functionality like views, and plugins provide additional features. Merb focuses on being lightweight, thread-safe, and modular while still providing the functionality needed for full-stack web development.
Nanite is a new way to build scalable backends for web applications using RabbitMQ. It allows services called Nanite agents to advertise themselves and be discovered. Nanite mappers track agents and can dispatch work to them based on factors like load. This provides presence of agents, ability for agents to come and go dynamically, and load-based dispatch. Engine Yard As A Service (EYAAS) aims to abstract infrastructure management and provide a highly automated cloud platform using state-based configuration management. It will initially target Amazon Web Services but also allow deploying to other providers and internal data centers.
The document discusses PHP startup prototypes on Platform as a Service (PaaS) providers. It evaluates AppFog, Engine Yard, Heroku, and OpenShift PaaS platforms. AppFog and OpenShift are highlighted as good free options for startups, with AppFog being the easiest and OpenShift providing more free resources. Performance tests show Silex performed best, with Laravel4 fast but Silex outperforming it. The conclusion recommends AppFog for ease and Silex for performance, noting limitations of free Engine Yard and Heroku plans.
Merb is a web framework like Rails that is MVC-based and ORM-agnostic. It has a plugin architecture and aims to be fast, lightweight, and powerful while using the Rack middleware stack and Rails-like configuration and conventions. Many contributors have helped with Merb's development and it is approaching version 1.0 in October. The document provides an overview of Merb's history, features, and differences from Rails as well as deployment instructions and resources for using Merb.
This document summarizes the experiences of Tarjei Romtveit and Enok K. Eskeland in using RabbitMQ to scale the staging component of their social media processing pipeline. They found that RabbitMQ provided robust clustering, easy maintenance through plugins, and guaranteed message delivery through features like publisher confirms. It allowed them to move from a custom solution to an open-source message broker and scale to handle millions of messages per month. They demonstrated how RabbitMQ supports common messaging patterns like work queues and how they leveraged clustering, publisher confirms, and client libraries. Overall RabbitMQ helped stabilize and scale their system with 50% less maintenance.
This document discusses Mongrel, an HTTP server library written in Ruby that provides a fast and flexible way to run web applications. It summarizes Mongrel's key features and compares its performance to Rails. It also discusses how Merb was created as a cleaner implementation of Rails that takes advantage of Mongrel's speed by running as a Mongrel handler rather than a standalone framework.
This document discusses Rails and FreeWheel's use of Rails for their monetization platform. Some key points:
- FreeWheel uses Rails for their MRM/RPM user interface and has upgraded their Rails version over time from 1.2 to 3.1.
- They take a quick development approach using Rails conventions but also optimize for performance.
- Their architecture includes Rails modules, widgets built with jQuery, and a Unicorn HTTP server for handling requests.
This document discusses Rails and FreeWheel. It provides an overview of how FreeWheel uses Rails for its monetization rights management (MRM) and revenue and payments management (RPM) user interfaces. It describes FreeWheel's transition from Rails 1.2 to Rails 3.0, improvements made to the codebase, and how widgets were developed to enhance the user experience.
Introduction to deployment with Ruby on Rails presented at JAX09 in Mainz by Jonathan Weiss.
Learn about the deployment architectures and setups (web and app tier) and using Capistrano/Webistrano.
%w(map reduce).first - A Tale About Rabbits, Latency, and Slim CrontabsPaolo Negri
?
ºÝºÝߣ of the RailsConf 2009 session
Discover how is possible to use parallel execution to batch process large amount of data, learn how to use queues to distribute workload and coordinate processes, increase the throughput on system with high latency. Have fun with EventMachine, AMQP, RabbitMQ and get rid of that every 5mins cronjob
This document provides an overview of Ruby and Ruby on Rails. It discusses that Ruby is an open-source, object-oriented programming language designed to make programmers happy. Rails is a web application framework built on Ruby that follows the model-view-controller (MVC) pattern. The document includes a live demo of Rails and addresses frequently asked questions about why to use Ruby and Rails given considerations of performance and popularity of the frameworks.
Project SpaceLock aims to develop a web-based surveillance system using a webcam. Key issues include:
1. Establishing WiFi communication between the webcam and app server for data acquisition.
2. Deciding between using Matlab or OpenCV for image processing. While OpenCV is more portable, the team has more experience with Matlab.
3. Determining whether to stream video or transmit individual image sequences. Image sequences are lighter weight but streaming allows for video recording.
4. Researching how to implement SMS alerts by controlling a cellphone from the server computer.
The next steps are to further evaluate these technical issues, demonstrate a proof of concept for a Silverlight-based RTSP video player, and develop
While it¡¯s easy to get started developing applications using Ruby on Rails, the hard part is (as with most technologies) how to put it into production? There are a lot of options like Mongrel, nginx, Apache and JRuby, all of them difficult to evaulate without deeper knowledge of Rails and your application¡¯s scaling needs. We will look at the available options to get a clearer picture how each setup is in different situations, and how you can utilize Capistrano for an easy deployment process in those situations. Simple as well as more complex setups will be discussed. We¡¯ll try to include your problems as well as your experiences to discuss specific issues with deployment and scalability.
This document summarizes notes from several talks and discussions about scaling Ruby on Rails applications. Some key points include:
- To scale a Rails app, focus on load balancing and separating application tiers (front-end servers, application servers, databases). Use caching, database replication, and queuing systems.
- Monitoring tools like Munin and Nagios are important for tracking performance bottlenecks. Metrics like requests per second help determine capacity.
- Scaling the database is critical; techniques include sharding, replication, and optimizing queries with indexing. Caching data in Memcached also helps scale performance.
- Virtualization allows consolidating servers. Software load balancers like Nginx can route
Redis is an in-memory data structure store that can be used as a database, cache, and message broker. It supports string, list, set and sorted set data types and provides operations on each type. Redis is fast, open source, and can be used for tasks like caching, leaderboards, and workload distribution between processes.
This talk explores the various non relational data stores that folks are using these days. We will disspell the myths and see what these things are actually useful for.
This document discusses Nanite, a messaging platform that uses Chef for configuration management, Redis for data storage, and RabbitMQ for messaging. It provides an overview of these technologies and how they enable automation, scalability, and flexibility for cloud infrastructure. Instructions are given to install Nanite on OSX systems by running a provided script.
The document discusses Nanite, a platform that combines the strengths of Erlang and Ruby. It allows using Erlang for messaging, networking and scalability while using Ruby for rapid development. Nanite uses RabbitMQ for messaging and Redis for distributed agent state storage. It describes Nanite's use of AMQP and how agents can advertise services and tags to enable routing of requests. Security is implemented using encrypted and signed packets. The document invites readers to get involved with the Nanite open source project.
Vertebra is a cloud control framework that provides an abstraction for hierarchical resource sets to simplify booting and managing clusters in the cloud. It defines relationships between resource sets using greater than, less than, and equals operators to model complex interactions and allow for interdependent tasks to be expressed and automatically executed.
The document discusses principles for developing the merb web framework, emphasizing simplicity over complexity, avoiding unnecessary code, and optimizing for developer efficiency rather than prematurely optimizing code performance. It suggests benchmarking and profiling code to understand performance, and avoiding simply adding more servers without first optimizing code efficiency.
Gojek Clone is a versatile multi-service super app that offers ride-hailing, food delivery, payment services, and more, providing a seamless experience for users and businesses alike on a single platform.
Replacing RocksDB with ScyllaDB in Kafka Streams by Almog GavraScyllaDB
?
Learn how Responsive replaced embedded RocksDB with ScyllaDB in Kafka Streams, simplifying the architecture and unlocking massive availability and scale. The talk covers unbundling stream processors, key ScyllaDB features tested, and lessons learned from the transition.
The Future of Repair: Transparent and Incremental by Botond De?nesScyllaDB
?
Regularly run repairs are essential to keep clusters healthy, yet having a good repair schedule is more challenging than it should be. Repairs often take a long time, preventing running them often. This has an impact on data consistency and also limits the usefulness of the new repair based tombstone garbage collection. We want to address these challenges by making repairs incremental and allowing for automatic repair scheduling, without relying on external tools.
Many MSPs overlook endpoint backup, missing out on additional profit and leaving a gap that puts client data at risk.
Join our webinar as we break down the top challenges of endpoint backup¡ªand how to overcome them.
DealBook of Ukraine: 2025 edition | AVentures CapitalYevgen Sysoyev
?
The DealBook is our annual overview of the Ukrainian tech investment industry. This edition comprehensively covers the full year 2024 and the first deals of 2025.
Just like life, our code must evolve to meet the demands of an ever-changing world. Adaptability is key in developing for the web, tablets, APIs, or serverless applications. Multi-runtime development is the future, and that future is dynamic. Enter BoxLang: Dynamic. Modular. Productive. (www.boxlang.io)
BoxLang transforms development with its dynamic design, enabling developers to write expressive, functional code effortlessly. Its modular architecture ensures flexibility, allowing easy integration into your existing ecosystems.
Interoperability at Its Core
BoxLang boasts 100% interoperability with Java, seamlessly blending traditional and modern development practices. This opens up new possibilities for innovation and collaboration.
Multi-Runtime Versatility
From a compact 6MB OS binary to running on our pure Java web server, CommandBox, Jakarta EE, AWS Lambda, Microsoft Functions, WebAssembly, Android, and more, BoxLang is designed to adapt to any runtime environment. BoxLang combines modern features from CFML, Node, Ruby, Kotlin, Java, and Clojure with the familiarity of Java bytecode compilation. This makes it the go-to language for developers looking to the future while building a solid foundation.
Empowering Creativity with IDE Tools
Unlock your creative potential with powerful IDE tools designed for BoxLang, offering an intuitive development experience that streamlines your workflow. Join us as we redefine JVM development and step into the era of BoxLang. Welcome to the future.
UiPath Agentic Automation Capabilities and OpportunitiesDianaGray10
?
Learn what UiPath Agentic Automation capabilities are and how you can empower your agents with dynamic decision making. In this session we will cover these topics:
What do we mean by Agents
Components of Agents
Agentic Automation capabilities
What Agentic automation delivers and AI Tools
Identifying Agent opportunities
? If you have any questions or feedback, please refer to the "Women in Automation 2025" dedicated Forum thread. You can find there extra details and updates.
A Framework for Model-Driven Digital Twin EngineeringDaniel Lehner
?
ºÝºÝߣs from my PhD Defense at Johannes Kepler University, held on Janurary 10, 2025.
The full thesis is available here: https://epub.jku.at/urn/urn:nbn:at:at-ubl:1-83896
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Through our innovative solutions, ???????? ?????????? has contributed to making governance smarter, faster, and more transparent. This milestone reflects our commitment to driving digital transformation and empowering communities.
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Understanding Traditional AI with Custom Vision & MuleSoft.pptxshyamraj55
?
Understanding Traditional AI with Custom Vision & MuleSoft.pptx | ### ºÝºÝߣ Deck Description:
This presentation features Atul, a Senior Solution Architect at NTT DATA, sharing his journey into traditional AI using Azure's Custom Vision tool. He discusses how AI mimics human thinking and reasoning, differentiates between predictive and generative AI, and demonstrates a real-world use case. The session covers the step-by-step process of creating and training an AI model for image classification and object detection¡ªspecifically, an ad display that adapts based on the viewer's gender. Atulavan highlights the ease of implementation without deep software or programming expertise. The presentation concludes with a Q&A session addressing technical and privacy concerns.
UiPath Document Understanding - Generative AI and Active learning capabilitiesDianaGray10
?
This session focus on Generative AI features and Active learning modern experience with Document understanding.
Topics Covered:
Overview of Document Understanding
How Generative Annotation works?
What is Generative Classification?
How to use Generative Extraction activities?
What is Generative Validation?
How Active learning modern experience accelerate model training?
Q/A
? If you have any questions or feedback, please refer to the "Women in Automation 2025" dedicated Forum thread. You can find there extra details and updates.
DevNexus - Building 10x Development Organizations.pdfJustin Reock
?
Developer Experience is Dead! Long Live Developer Experience!
In this keynote-style session, we¡¯ll take a detailed, granular look at the barriers to productivity developers face today and modern approaches for removing them. 10x developers may be a myth, but 10x organizations are very real, as proven by the influential study performed in the 1980s, ¡®The Coding War Games.¡¯
Right now, here in early 2025, we seem to be experiencing YAPP (Yet Another Productivity Philosophy), and that philosophy is converging on developer experience. It seems that with every new method, we invent to deliver products, whether physical or virtual, we reinvent productivity philosophies to go alongside them.
But which of these approaches works? DORA? SPACE? DevEx? What should we invest in and create urgency behind today so we don¡¯t have the same discussion again in a decade?
https://ncracked.com/7961-2/
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Computational Photography: How Technology is Changing Way We Capture the WorldHusseinMalikMammadli
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? Computational Photography (Computer Vision/Image): How Technology is Changing the Way We Capture the World
He? d¨¹?¨¹nm¨¹s¨¹n¨¹zm¨¹, m¨¹asir smartfonlar v? kameralar nec? bu q?d?r g?z?l g?r¨¹nt¨¹l?r yarad?r? Bunun sirri Computational Fotoqrafiyas?nda(Computer Vision/Imaging) gizlidir¡ª??kill?ri ??km? v? emal etm? ¨¹sulumuzu t?kmill??dir?n, komp¨¹ter elmi il? fotoqrafiyan?n inqilabi birl??m?si.