"ACCU is a community of programmers who care about programming. It is a forum for interacting and meeting with like minded programmers through discussions, the written word and conferences. ACCU is dedicated to raising the standard of programming. "
"This site provides sample course content and tutorials for Computer Science (CS) students and educators on current computing technologies and paradigms." Materials are free to use and under Creative Commons License.
"Covers a wealth of programming topics, including a number of individual languages, platforms, and applications. Browse or search for articles, documentation, tutorials, source code, and other tools. "