====== C programming tools ======

  * compiler
    * tiny c compiler: http://bellard.org/tcc/
    * most c++ compilers have feature to compile c code.

====== C syntax ======

  * c is there before c++ comes out, and c++ is c with added extra features
  * details on difference between two, and a short history bet. them: http://david.tribble.com/text/cdiffs.htm 

  * c99 is one of common version of c, like c 1999 edition, each new c version has new thing in it, but not hugely