Links to manuals and tutorials for a variety of primarily mainframe languages including REXX, SQL, COBOL, JCL, TSO, ISPF, CICS, and Unix.

Tutorials covering ranging from beginner to advanced levels with forums for extra support if needed while researching.

Tutorials of C/C++, Java, Perl, Posix, Unix, Linux, PThreads, Visual Basic, Delphi, APL, Javascript, and SQL.

Collection of notes and tutorials on several programming languages, including Java, C#, ASP, JSP, JDK, XML, XHTML, and Unicode. Includes alternate PDF and Chinese language versions.

Course notes and sample programs for network programming in C++ and STL, Java, Perl, and PHP.

Article from Jeff Vogel, the president of Spiderweb Software, that uses a hypothetical computer game called Kill Bad Aliens as an example case for how to write clear, maintainable code.

Notes that provide standards for internal program documentation and style.

Tutorials on the programming languages C and C++ and APIs DirectX and OpenGL. Also covers common sorting algorithms.

A series of interactive programming tutorials for beginners, focusing on C++, Java, and C#.

Links to freely available programming tutorials for C, C++, Visual Basic as well to software drivers for BeOS, Linux, Windows 95/98/NT/2000, and fonts.