• Unix: Avoiding repetitious work with sed

    Posted September 9, 2013 - 5:49 pm

    The only thing wrong with sed is that most of us barely grasp how powerful it is. We use it in pipes to change "this" to "that", but we rarely consider it for the big editing jobs where it could save us considerable time and effort -- especially when it comes to boring repetitious work.
  • How to put Lubuntu into automatic login mode

    Posted August 12, 2012 - 7:03 pm

    Some Unix/Linux systems require that a username and password be entered for login. Some can be set up to log you in automatically. For Lubuntu -- a lightweight version of the popular Ubuntu distribution, you can move between these two login options with a mere flick of your wrist and a wee bit of editing.
  • How to edit images for free

    Posted June 23, 2012 - 7:21 am

    If you work on the Web, you've probably been asked to do some simple image editing, even if your job has little or nothing to do with the artistic side of things. The standard image editors that came with your computer are fine for basic tasks, but complex editing typically requires the more sophisticated functions of Adobe Photoshop. This can be a problem, since Photoshop's $600 price tag is rather hefty.
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