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Write BASH-scripts by inserting comments, statements, tests, variables, builtins, etc..
Speed up writing new scripts considerably. Write code and comments with a professional appearance from the beginning....

Grisbi is a freee opensource personal accounting software for Linux and Windows released under GPL. Grisbi is a simple and intuitive software for basic use, and still very powerful once setup. Grisbi can manage multiple accounts, currencies and users and manages third party, expenditure and receipt categories, as well as budgetary lines, financial years, and other informations that makes it quite adapted for associations

Red Hat Enterprise Linux 5 supports the cpu-hotplug mechanism, which allows for CPUs to be dynamically disabled and re-enabled on a system without requiring a system reboot...

TV-Browser is a simple Digital TV Guide that supports more than 500 TV channels and 80 Radio stations. TV-Browser collects TV program information from different sources on the internet and presents it neatly as a Digital TV Guide with pictures where there possible (if there are no copyright issues).

The Apache/PHP/MySQL stack is immensely popular for web application development. Its components are powerful, versatile and Free. Unfortunately however, PHP comes with a default configuration that is not suitable for production mode, and may cause developers to use insecure techniques during the development phase. Inside is a check list of settings that are intended to harden the default PHP installation...

Speed up mysql tmp table creation by putting it in the ramdisk...

Additional reading: Dans' Blog

The Advanced Packaging Tool, which has since been ported by Conectiva for use with rpm and has been adopted by some other distributions.The apt-get command is a powerful command-line tool used to work with Ubuntu’s Advanced Packaging Tool (APT) performing such functions as installation of new software packages, upgrade of existing software packages, updating of the package list index, and even upgrading the entire Ubuntu system.

If you have just upgraded to or installed Hardy or Intrepid or Jaunty and you have some sound somewhere, but not everywhere for everything, this is a fast way to get all the missing stuff you need and give you some tools to figure out what is going on. If you hear the startup sound but nothing else, or if some applications work and others don’t, this is for you. If you have no sound at all, there is a link at the end of this post for more extensive troubleshooting help but you should try this first anyway as it may solve your problem and will not make matters worse.

VirtualBox is a family of powerful x86 virtualization products for enterprise as well as home use. Not only is VirtualBox an extremely feature rich, high performance product for enterprise customers, it is also the only professional solution that is freely available as Open Source Software under the terms of the GNU General Public License (GPL).

IPTraf is a console-based network statistics utility for Linux. It gathers a variety of figures such as TCP connection packet and byte counts, interface statistics and activity indicators, TCP/UDP traffic breakdowns, and LAN station packet and byte counts. IPTraf is an IP traffic monitor that shows information on the IP traffic passing over your network.