Command line tricks and one-liners

cli-tricks.sh

#
# This is a list of useful commands and one-liners to make
# life on the command line easier
#

# Create complex directory structures
$ mkdir -p project/{lib/ext,bin,src,doc/{html,info,pdf},demo/stat/a}

# Option -C to unpack a .tar archive file to a location
$ tar xvf -C tmp/a/b/c newarc.tar.gz

# Use awk to find patterns in specific fields
$ ls -l | awk '$6 == "Dec"'
-rw-r--r--  3 joe joe   5096 Dec 14 14:26 archive.tar
-rw-r--r--  1 root root  238 Dec 03 08:19 README