/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: Prooffreader https://cdn.slidesharecdn.com/profile-photo-Prooffreader-48x48.jpg?cb=1527856789 Freelance writer, editor, data scientist, data visualization practitioner, Python programmer See my portfolio at http://davidtaylor.droppages.com www.prooffreader.com