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  • Unix tip: Using Bash's regular expressions

    Posted May 5, 2013 - 8:37 pm

    Bash has quietly made scripting on Unix systems a lot easier with its own regular expressions. If you're still leaning on grep and sed commands to get your scripts to do what you need from them, maybe it's time to look into what bash can do on its own.

  • Unix How-To: More Alias Quickies to Save You Time

    Posted September 29, 2010 - 3:50 pm

    Today's column is a grab bag of useful aliases that will save you some precious typing time. The sysadmins I know like to type as few characters as possible, so many of these are especially terse

  • How to repair a full Unix directory

    Posted May 29, 2010 - 8:03 pm

    What if you accidentally fill a Unix directory with so many files that the shell runs out of memory trying to remove them? A few easy techniques quickly bring the situation under control.

  • Unix Prompts for the Masses

    Posted September 30, 2009 - 2:54 pm

    New Unix users can quickly reach the (wrong) conclusion that Unix is not a very friendly operating system. After all, the commands will at first seem very cryptic, their prompts might reach halfway across their screens and some of the options preset into their accounts might turn out to be very annoying. In today's column, I suggest some options for changing your users' commands prompts to suit their fancy.
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