Command-line Fu

tricks.sh

# Find broken symlinks
find /target/dir -type l ! -exec test -e {} \; -print

# Find and replace
find /some/path -type f -exec sed -i 's/old/new/g' {} \;

# Capture packets on a remote machine
# https://ask.wireshark.org/questions/36872/problem-capturing-remotely-by-running-tshark-on-the-remote-machine-and-piping-it-to-wireshark
ssh server1 'tcpdump -U -w - port not 22' | wireshark -k -i -