Category Archives: Bash/Shell

Dissertation is over…

Posted on May 31, 2010 by Ben Lavery

I meant to blog about this ages ago!  Better late than never I suppose… Back in April (April 22nd to be precise) I handed in two copies of my 72 page document which outlines everything about my project.  I wanted … Continue reading →

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Robust Bash Scripts – Part Four

Posted on May 19, 2010 by Ben Lavery

This is part of a series of posts which should aid anyone writing Bash scripts to make them more robust. This post describes how you can use traps to help your code fail more gracefully.

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Robust Bash Scripts – Part Three

Posted on May 19, 2010 by Ben Lavery

This is part of a series of posts which should aid anyone writing Bash scripts to make them more robust. This post offers some advice on how to Bash script defensively.

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Robust Bash Scripts – Part Two

Posted on May 18, 2010 by Ben Lavery

This is part of a series of posts which should aid anyone writing Bash scripts to make them more robust. This post shows you how to use Bash’s built-in error checking.

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Robust Bash Scripts – Part One

Posted on May 18, 2010 by Ben Lavery

This is part of a series of posts which should aid anyone writing Bash scripts to make them more robust. This post shows you how you can guard against unset variables.

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Whence and Whenceman

Posted on March 31, 2010 by Ben Lavery

On the UNIX command line, the `which` command is great, it tells you where a command is in the system.  However, if your system has two versions of the `ls` command, it will only tell you which `ls` command you … Continue reading →

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Bash and SED script to play…Tetris…?

Posted on March 30, 2010 by Ben Lavery

If you navigate your browser to here, you will find a most amazing thing: Tetris crafted out of a SED script with a bash wrapper.  The page is in Russian, but Google or another translation site will tell you that … Continue reading →

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