Posts Tagged ‘shell scripts’


Sunday, February 26th, 2012


A capture the flag game where the objective is to break into a computer system.


I found myself needing to remove a couple (three) columns from a file containing about 15 columnts per line. And sure, I could have done something like awk '{ print $1 " " $2 " " $3 " " }' for the 12 columns I wanted, but that would have been tedious.

There just had to be a better way. And of course there was ;)

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I’ve been entertaining an idea which would need version controlled updates, and they’d also need to be trusted. So I’d need signed commits, and since I’m mostly using git nowadays, I needed to find out if this was possible. It is.

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Since starting my new job I’ve realized just how important it can be to write portable scripts (especially echo has bitten me in the ass a couple of times already) so this post was pretty useful to me.


Now this was a pretty inspiring post.

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A pretty funny post about how truly sorry a state the TV is in.