A tutorial is a method of transferring knowledge and may be used as a part of a learning process. More interactive and specific than a book or a lecture; a tutorial seeks to teach by example and supply the information to complete a certain task.


Image Optimisation: What PNGQuant is and why you should…

What is PNGQuant? PNGQuant is a free to use, open source (available under a BSD-like license) command line utility and library for converting PNG...
Leon Atherton
3 min read

Adding Annotations to Web Content with Annotator.js

Annotator.js is an open-source (available on GitHub) JavaScript library created by the Open Knowledge Foundation that allows you to add annotations to web pages....
Leon Atherton
50 sec read

What Java Developers need to know about PDF Files?

PDF stands for portable document format and is the world’s most popular file format. So it’s likely to be one that Java Developers need...
Mark Stephens
2 min read