How C Programming Works by Marshall Brain
From the folks at How Stuff Works, this is a great introduction to understanding more about programming, and programming in C. Check it out.
A list of links on C/C++ from About.com
Learn C/C++ Today by Vinit Carpenter
Good site with links to C and C++ programming tutorials. Not really spectacular, but a good place to go if you are in need of finding tutorials.
Cprogramming.com - your resource for C/C++ A great C/C++ site with a good set of 13 C++ tutorials. Has a very active message board (where I am known as [stealth]). Contains dossiers of compilers and has numerous downloadable programs, most with source code.
Introduction to C Programming by Rob Miles, Electronic Engineering Contains comprehensive C tutorials. Good examples of the use of C. Highly recommended.
So you want to learn C? Computer Centre: Introduction to C Programming
Great C site, which dives into the language of C. Covers a lot of material including, Structure, Data types, input/output, and many other aspects of C. Comes complete with a database of example programs! If you are after college/university level material this is a great place to go.
C Programming by Steve Holmes, of the University of Strathclyde Computer Centre In depth analysis of C by, Steve Holmes University of Strathclyde Computer Centre. Covers all aspects of the C programming language, with excellent examples.
C for Dummies ® (copyright of IDG Books Worldwide, inc.)
The name says it all. The site to go to if you have purchased the books C for Dummies ® Vol. I and C for Dummies ® Vol. II. Has a comprehensive FAQ section.