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

  • Packet writing in Linux
  • NetQmail 1.05 + Patches
  • Useful OpenSSL commands
  • USB insert/remove sounds under linux/udev
  • USB insert/remove sounds under FreeBSD/devd?
  • How to install Festival? on FreeBSD 6.0, completely from sources.
  • How to redirect unathorized people? on the network to a predefined "Nyah!" website
  • How to install Pulsed? on FreeBSD 6.x
  • FreeBSD 6.2 on flash: Mosi?
  • Multihomed Router with 4 DSL links
  • nslu2-linux OpenSlug network-attached storage
  • Mencoder Commands for encoding video
  • Sitebanning idiots? from the webserver
  • SecondLife Updater
  • Simple shell script to show Block Device Usage?
  • realpath.c because Linux lacks a realpath command.
  • pfRules? and some scripts to handle them?
  • Moonshell DPG-compatible encoding on linux
  • Innards of Infantile Paralysiser's DSM format: IP-DSM
  • Updating FreeBSD Ports? and rebuild dependencies
  • Installing FreeBSD from source?
  • Using PAR2 to fill up unused space on a CD/DVD
  • Apache22 single log source 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?, written in bash
  • Empty the Linux buffer cache
  • Compute the Adler32 checksum of data, in bash!
  • Add a colorful flag to your bash prompt, to help distinguish hosts at a glance
  • Programming a cheap generic USB LED badge within linux
  • Linux iSCSI using ietf (target) and open-iscsi (initiator)
  • Build your own Dynamic DNS zone
  • Making a 2.88MB Boot Floppy with dosbox and win98seboot
  • Thwart silly password resuage restrictions in usermin with UserminPasswd?
  • Separate /boot partition on FreeBSD?
  • VirtualBox Notes
  • 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 on linux to test out possibly harmful changes safely
  • Here, have a hexdump?
  • And a raid5? syndrome