C FAQs - - Includes a collection of links to various FAQs as well as who maintains them.
C for C++ Programmers - - By Ray Tayek. Introduction to the subset of C++ and differences between the languages including scope, data structures, function behavior, library functions, input/output and compiling.
C for C++ Programmers - - By Ian Cooke. Highlights the differences with C++ including comments, input/output, memory allocation, variable declarations, constants, structures, booleans, libraries and suggested reading.
Code Teacher - - Large collection of links to C/C++ tutorials on the web.
Coding Link Lists in C - - This site gives an animated step-by-step walkthrough of linked list code in the C programming language, such as: Initialize, Add/Sort Node, Delete Node, Linear Search, Length, Seek and Destroy Node.
comp.lang.c Frequently Asked Questions - - An HTML version of the Usenet comp.lang.c collection of questions, together with presumably definitive answers.
FriedSpace C Programming Tutorial - - Series of detailed tutorials for beginners in C, based around real world programming examples. Keyed to Pelles C.
The GNU C Programming Tutorial - - Detailed coverage of each of the main elements of the C language and how to program in C, with special emphasis on the GNU/Linux compiler and associated toolset.
A Little C Primer - - Quick introduction, written by a novice, intended for use by novices, but assumes familiarity with a programming language. By Greg Goebel. Public domain.
Object Oriented Programming in C - - Paul Field's paper, published in C Vu 4:1 (November 1991), on how to use an object-like discipline with a procedural language.