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RegEx Tutorial Reference

Found these page very useful in my regular expression fun:

Transparent Image with GIMP

I wanted to convert a few PNG files to have a transparent background. Since I was at work and I wanted to do this legit w/o using some commercial product, I installed the GIMP to help with some of the manipulation.

RSYNC on non-standard SSH port

To help with the brute force SSH bot-net type attacks, we changed the standard SSH port to another port number. So that broke the rsync so we had to change the cron jobs that RSYNC'd select directories Below is the command we had to use.

Tethering my BB Pearl to my Netbook

I googled around a bit and found pages about tethering a BlackBerry Pearl to a PC. Below is what worked for me to tether my Verizon BB Pearl to my Acer Netbook running Windows XP.
NOTE: You need to have the tethering enabled with VZ.

Find and Replace a string in a bunch of files

Recently I found myself "duplicating" alot of scripts and templates and config files. Sometimes the only difference was a few words here and there. So a quick google search (perhaps what you just did) found a method I now use almost daily.

Excel - Sum Every Other Row

I found a need to do this the other day, so I figured I'd share the method that I used after searching a bit.

RFC 1918

Cause I always forget that exact 172 IP Block...

10.0.0.0 - 10.255.255.255 (10/8 prefix)
172.16.0.0 - 172.31.255.255 (172.16/12 prefix)
192.168.0.0 - 192.168.255.255 (192.168/16 prefix)

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