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 ## C
 
-* [A Tutorial on Pointers and Arrays in C](http://home.netcom.com/~tjensen/ptr/pointers.htm)
+* [A Tutorial on Pointers and Arrays in C](https://sites.cs.ucsb.edu/~mikec/cs16/misc/ptrtut12/pointers.htm)
 * [Advanced Linux Programming](http://www.advancedlinuxprogramming.com/)
 * [Beej's Guide to C Programming](http://beej.us/guide/bgc/)
 * [Beej's Guide to Network Programming](http://beej.us/guide/bgnet/)