CDNWiki - View Source: KnowledgeBase

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This is a collection of useful (and not-so-useful) bits of information.

* [Packet writing in Linux|PacketWriting-Linux]
* [NetQmail 1.05 + Patches|NetQmail]
* [Useful OpenSSL commands|OpenSSL]
* [USB insert/remove sounds under linux/udev|UdevSounds]
* [USB insert/remove sounds under FreeBSD/devd|DevdSounds]
* How to install [Festival] on FreeBSD 6.0, completely from sources.
* How to [redirect unathorized people|FirewallRedirect] on the network to a predefined "Nyah!" website
* How to install [Pulsed] on FreeBSD 6.x
* FreeBSD 6.2 on flash: [Mosi]
* [Multihomed Router|MultiHomedRouter] with 4 DSL links
* [nslu2-linux OpenSlug|OpenSlug] network-attached storage
* [Mencoder Commands|MencoderCommands] for encoding video
* [Sitebanning idiots|SiteBan] from the webserver
* [SecondLife Updater|SLUpdater]
* Simple shell script to show [Block Device Usage|diskstats.sh]
* [realpath.c] because Linux lacks a realpath command.
* [pfRules] and some [scripts to handle them|pfScripts]
* Moonshell [DPG]-compatible encoding on linux
* Innards of [Infantile Paralysiser's DSM|http://mdxonline.dyndns.org/archives/2007/05/dsmplay.shtml] format: [IP-DSM]
* Updating [FreeBSD Ports|UpdateFreeBSDPorts] and rebuild dependencies
* [Installing FreeBSD from source|FreeBSD-installworld]
* Using [PAR2] to fill up unused space on a CD/DVD
* [Apache22 single log source|Apache22SingleLog] to handle log rotation and splitting automatically
* [copysparse.php] was built to copy a block device to an image file, while preventing the allocation of all-null blocks (sparse file) to save space
** Also contains examples of a thousands-separator number formatting function and a function to display human-readable magnitude numbers (i.e. 10.0GB)
* [Firefox convenience shellscript|ff.sh], written in bash
* [Empty the Linux buffer cache|dropcache]
* Compute the [Adler32|adler32.sh] checksum of data, in bash!
* Add a colorful [flag|flag.sh] to your bash prompt, to help distinguish hosts at a glance
* Programming a [cheap generic USB LED badge|USBBadge] within linux
* Linux [iSCSI] using ietf (target) and open-iscsi (initiator)
* Build your own [Dynamic DNS|dyndns] zone
* Making a [2.88MB Boot Floppy|2.88Boot] with dosbox and win98seboot
* Thwart silly password resuage restrictions in usermin with [UserminPasswd|um-passwd]
* [Separate /boot partition on FreeBSD|FreeBSD-BootPart]
* [VirtualBox Notes|VirtualBoxNotes]
* PHP extension load order can cause shutdown crashes or missing symbol errors. [fix-extension-order.sh]
* Silly little extension to du: [pigs.sh]
* [sparseify] filesystems, to keep VMware/~VirtualBox disk images nice and tidy
* Using [COWs|CopyOnWrite] on linux to test out possibly harmful changes safely
* Here, have a [hexdump|hexdump.rb]
* And a [raid5|raid5.rb] syndrome