For some reason I always find it hard to remember how to create and extract gzipped TAR archives, but here is how to do it.

Using the view registry info command to show the latest version available of a package in the node package manager.

A simple feature you one day may be glad you know.

A two step way using the defaults command to hide the icons from the desktop in Mac OS X.

How to display the total of the current directory or a particular directory, as well as listing subtotals (subdirectories).

The utility command grep has a more powerful brother that let us use POSIX Extended Regular Expressions.

Stop using root for administrative tasks. Here is how to add a new user to the sudoers list in Ubuntu.