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When you create you very own Perl scripts the big debate is to add .pl to the end or not! For example if you wanted to create a script to check the existence of a…
The Urban PenguinFebruary 12, 2019
In this eGuide to using grep, Andrew Mallett, The Urban Penguin takes you through 20 pages of explanations and examples on this fabulous tool. Being able to quickly filter text at the command line…
The Urban PenguinOctober 30, 2017
In this module we look at a common system administration task and the need to run commands across many servers. Sure we could do this with Puppet or a similar configuration management tool. Checkout my…
The Urban PenguinJune 25, 2017
PERL is not the newest of languages and that it most certainly true. However, just because something is not new it does not automatically mean it is depreciated. In this lesson we will look at…
The Urban PenguinJune 19, 2017
In this lesson, we are going to look at randomly selecting items in a list using Ruby. Like always we do try to keep examples as meaningful as possible whilst not becoming too complex. So…
The Urban PenguinMarch 20, 2017