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 user in the Linux system you may want the program to be called check_user. You may want to call the […]
Scripting
PERL 42 Word Challenge
It is 2019 and we are already nearly at the end of January. If learning Linux was your New Year’s resolution, how far have you got? Have your wheel’s stopped turning and are you becoming bogged down and not knowing where to go. At the start of any project it is often like this and […]
Using Grep
In this guide to using grep, Andrew Mallett, The Urban Penguin takes you through 20 pages of explanations and examples on using grep. The GNU grep commands is one of the basic tools any user or administrator of Linux will find useful. You will also see that using grep will allow you to quickly solve […]
SSH Connections using PERL and Net::OpenSSH
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 Puppet videos on Pluralsight. But if our needs are more ill-defined or irregular then making SSH connection with PERL and […]
Simple PERL Invocation Options
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 using PERL and keeping the code simple and clean. To do this we will use simple PERL invocation options. These […]
Randomly Selecting Items in a List using Ruby
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 today we are going to look at creating a weekly menu but randomly selecting items that you can cook. The […]