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Include a copy of your resume. Before you click the send button, make sure that you attached your resume first. Use spell check. Not only should you use spell check, you should also read your message and resume aloud to yourself, and someone you know should read it to make sure you didn't miss anything. Misspelling a word on the first line of your cover letter doesn't go over well. When applying to a Technical job don't list every protocol on the planet in your list of experience. Proudly … [Read more...]

HOWTO Remove Lilo/Grub from your computer when you have been dual booting Windows XP and Linux and decided to remove linux and totally screwed up the hard drive so the system wouldn't boot. Yep that's what I did, I had linux partitions on my laptop, needed to reclaim the space for Windows, so I opened up Partition Magic and deleted the old partitions and extended the Windows partition. Only there was a minor problem... Prior to Windows XP there was a dos command fdisk to manipulate the … [Read more...]

Postgresql supports a data type "inet". Inet allows you to insert ip addresses into the table, and then later run operations against the host/network ranges. A while back I accidentally created a schema using the inet data type, today I was able to search for transactions based on a subnet mask (yes it's very cool). select tochar(date, 'YYYY-MM-DD') as date, round(sum(size)/2/1073741824,3) as size, account, appuid, clientip from proftpd where method = 'RETR' and … [Read more...]

I recently noticed that some of my servers configured to use GMT as their timezone (I will detail the merits of using GMT or UTC as a timezone in another post) had switched and where now reporting BST instead of GMT. FreeBSD provides a utility tzsetup which provides a graphical user interface to select the time zone, unfortunately this list is sorted by geographic region, and is clumsy for what I want to do. To set your system timezone manually, select the correct timezone entry from … [Read more...]

Steps I use to make world on FreeBSD: 1. Install cvsup-without-gui # cd /usr/ports/net/cvsup-without-gui make install distclean 2. Update the source files # cvsup -g -h <cvsup-mirror> /usr/share/examples/cvsup/stable-supfile 3. Configure a kernel See Configuring the FreeBSD Kernel in the FreeBSD Handbook 4. Grab the Makefile # mkdir /root/make cd /root/make fetch www.clarksys.com/freebsd/Makefile 5. Make World # make world 6. Make your Kernel # make -DMYKERNEL=<your kernel name> … [Read more...]

Everyone should know about and use Knoppix: ...Knoppix, a Free and Open Source Live Linux CD. Knoppix is a GNU/Linux distribution that boots and runs completely from cd. It includes recent linux software and desktop environments, with programs such as OpenOffice.org, Abiword, The Gimp, Konqueror, Mozilla, and hundreds of other quality open source programs. Ever crash your hard drive and need to recover data off of the disk? Ever need to mirror two hard drives? The list goes on and on... … [Read more...]

To replace all occurances of "shtml" with "php" inside of all of the *.php files in a directory. $ perl -pi.bak -e 's/shtml/php/' *.php See: hacks.oreilly.com: Global Search and Replace with Perl for more examples. … [Read more...]

To see the 10 largest files on a directory or partition, use # du /partition or directory_name | sort -rn | head -- Dru genesis [at] istar [dot] ca From the FreeBSD fortune file. … [Read more...]

# cd /oldir tar cf - . | (cd /newdir ; tar xf -) This is the best way to totally preserve a copy of a directory tree between the current directory and /newdir … [Read more...]

Like this is a suprise to anyone living in Los Angeles. The interchange of Ventura Freeway US-101 and Interstate 405 ranked as America's worst highway bottleneck, according to a report issued Thursday by the American Highway Users Alliance, a Washington, D.C., lobbying group that presses Congress for more money for highway construction. Read the full story: L.A. freeways top list of worst bottlenecks … [Read more...]