GeeksforGeeks | A computer science portal for geeks A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
The Linux Documentation Project The Linux Documentation Project is working
towards developing free, high quality documentation for the Linux operating
system. The overall goal of the LDP is to collaborate in all of the issues
of Linux documentation.
Processing.org Processing is a flexible software sketchbook and a language for learning how to code within the context of the visual arts. Since 2001, Processing has promoted software literacy within the visual arts and visual literacy within technology.