oracle snippet for sorting by ip address

select n from t1 order by regexp_replace(regexp_replace(n, '(\d+)', '00\1'), '0*(\d{3})', '\1');

Simple C Web Server

Here's a nice example of practical network programming in C, about 200 loc.

http://www.ibm.com/developerworks/systems/library/es-nweb/index.html

Two Interesting Articles on UDP

Should you use UDP in your game?  Here's two interesting points of view.

• http://1024monkeys.wordpress.com/2014/04/01/game-servers-udp-vs-tcp/
• https://thoughtstreams.io/glyph/your-game-doesnt-need-udp-yet/