If you want to learn more about C and programming, you will find the following references useful.
C/C++ Users Journal.
This monthly magazine (subtitled Advanced Solutions for C/C++ Programmers) is a useful resource for C and C++ programmers.
C programmers helped create the Internet, and the Internet can help you with C. The Internet is always growing and changing; the resources here are a sample of what you can find.
Probably the place to start, if you have a specific question about C or just want to expand your knowledge, is to visit the C FAQ (Frequently Asked Questions) site:
If you have questions about the C library, you can get information from ...