nixCraft Linux Sys Admin Blog

Posted: 20 Sep 2008 02:28 PM PDT

OpenGL (Open Graphics Library) is a standard specification defining a cross-language cross-platform API for writing applications that produce 2D and 3D computer graphics. The interface consists of over 250 different function calls which can be used to draw complex three-dimensional scenes from simple primitives. OpenGL was developed by Silicon Graphics Inc. (SGI) in 1992 and is widely used in CAD, virtual reality, scientific visualization, information visualization, and flight simulation

How To Find Files by Content Under UNIX

Posted: 21 Sep 2008 06:35 AM PDT

Q. I had written lots of code in C for my school work and saved it as source code under /home/user/c/*.c and *.h. How do I find files by content such as string or words (function name such as main() under UNIX shell prompt?

Answer to "How To Find Files by Content Under UNIX"

Linux / UNIX: Change Crontab Email Settings ( MAILTO )

Posted: 20 Sep 2008 07:46 AM PDT

Q. I'd like to send email to user@example.com instead of default root user. How do I change email settings under crontab file? Q. I'd like to send email to user@example.com instead of default root user. How do I change email settings under crontab file?

Answer to "Linux / UNIX: Change Crontab Email Settings ( MAILTO )"