The C++ FAQ and C FAQ

The C FAQ
http://c-faq.com/

The C++ FAQ
http://www.parashift.com/c++-faq-lite/

It is good because :
1. It is comprehensive.
2. Contains links to other sources of Info like the ANSI / ISO standards
3. Is associated with an active discussion group.

Some links for C freaks

what are root causes ... research debugging more xtensively ...

http://home.att.net/~jackklein/c/inttypes.html

http://en.wikipedia.org/wiki/Cache

http://maven.smith.edu/~thiebaut/transputer/chapter6/chap6-1.html

http://en.wikipedia.org/wiki/GNU_Compiler_Collection