fduran

# www.fduran.com
# hardware stress test
# mismatched md5sums shows a faulty disk/RAM  
# time depends on hardware, ex: 1 sec per 100 count
dd if=/dev/zero of=/tmp/test.file bs=1M count=1000
for i in {1..5}; do md5sum /tmp/test.file; done

justintv

# If you work with git, you've probably had that nagging sensation of not knowing what branch you are on. Worry no longer!

export PS1="\\w:\$(git branch 2>/dev/null | grep '^*' | colrm 1 2)\$ "

# This will change your prompt to display not only your working directory but also your current git branch, if you have one. Pretty nifty!

# ~/code/web:beta_directory$ git checkout master
# Switched to branch "master"
# ~/code/web:master$ git checkout beta_directory
# Switched to branch "beta_directory"