The latest version of Automator (in OS X 10.5 Leopard) has several handy new features. Among the most useful: variables and looping. Unfortunately, unless you’re an experienced scripter, they’re also ...

In our first tutorial on command line wizardry, we covered simple redirection and the basics of sed, awk, and grep. Today, we’re going to introduce the concepts of simple variable substitution and ...

[user@host ~]$ echo $(echo test) test [user@host ~]$ myhomedirsize=$(du -hs ~) [user@host ~]$ echo $myhomedirsize 33K /home/user I think the main reason is that it is ...