A good resource for technical questions and answers. Tutorials, walkthroughs, & forums.
A resource for publishing, downloading, and participating in Open Source Projects.
A free cryptography and SSL/TLS toolkit “implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.”
A good source for actionscript programmers. Tutorials, walkthroughs, & forums.
Another good source for actionscript programmers. Tutorials, walkthroughs, & forums.
A good reference for Regular Expressions.
The place to go for all things related to PHP. They include explanations for all of the built-in functions. Also there is a considerable amount of user-contributed content.
The official support site and community for Java.
The development community for the open source project MySQL. The world’s most used open source database.
The support/development community for the open source PostgreSQL project.
Versions available in express, standard, and enterprise licenses.
hacking / antihacking
A publication centered around exploits, fixes, and case studies for the everyday white, grey, and black hats and network security specialists.
2600 Hacker Quarterly
Website for the long running trade publication. The magazine covers walk-throughs, exploits, fixes, and techniques fo hacking and phreaking.
provided by the University of Edinburgh.
A collection of manual pages, instructions, and walk-throughs for one of the oldest OSes around.
OpenSolaris Community Website
The support site for the OpenSolaris project. It includes manual pages, a wiki, guides, downloads, and instructions for the OpenSource operating system.
AT&T Labs Research
A collection of open source projects built under the AT&T UNIX operating system. There might even be a few AT&T UNIX distributions available for download.
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operating system abbr. OS—noun Computers.
the collection of software that directs a computer's operations, controlling and scheduling the execution of other programs, and managing storage, input/output, and communication resources.
An excellent operating system based on Berkeley Software Distribution (BSD UNIX).
Another operating system based on Berkeley Software Distribution (BSD UNIX).
An operating system based on FreeBSD(BSD UNIX). “Compatible with Mac OS X” according to their site... although “compatible” is in the eye of the beholder.
Debian uses the Linux kernel (the core of an operating system), but most of the basic OS tools come from the GNU project; hence the name GNU/Linux.
Knoppix uses the Linux kernel (the core of an operating system). Available as a bootable Live system available on CD and DVD.
Damn Small Linux
Damn Small Linux is a very versatile 50MB mini desktop oriented Linux distribution. Bootable from a removable USB device.
Fedora is a free Linux distribution available from Red Hat. Bootable from a removable USB device.
A commericial Linux distribution based on Debian Linux.
Solaris (now owned by Oracle)
A UNIX operating system developed by Sun Microsystems.
An OpenSource UNIX operating system based on the OpenSolaris project started by Sun Microsystems.