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This is an awk tutorial. The basic function of awk is to search files for lines or other text units containing one or more patterns. When a line matches one of the patterns, special actions are performed on that line. Programs in awk are different from programs in most other languages, because awk programs are “data-driven”. You describe the data ...

If you’ve ever managed workstation printer installations for a decent-sized Windows environment, you likely already know that it can be challenging at times. But if you’re just now gearing up for the first time to do some deeper management in this area, this article should prove to be very helpful! NOTE 1:  I’ve seen some very short, concise posts or ...

Have you ever needed to install printers on a workstation, and you thought to yourself, “If only I could quickly copy the installed printers from another PC, it would save me so much time!”? Well, today’s your lucky day! Microsoft has actually had a way of accomplishing this for many years (a separate utility named “Print Migrator”, which has since ...

This is a Sed (Stream Editor) example. A Stream Editor is used to perform basic transformations on text read from a file or a pipe. The result is sent to standard output. The syntax for the sed command has no output file specification, but results can be saved to a file using output redirection. The editor does not modify the ...

A regular expression is a pattern that describes a set of strings. Regular expressions are constructed analogously to arithmetic expressions by using various operators to combine smaller expressions.                     The fundamental building blocks are the regular expressions that match a single character. Most characters, including all letters and digits, are regular ...

In the past, I had tried to set up Docker during a few different programming competitions without ever having used it before. During the crunch time, I was unsuccessful in both setting it up and learning how it worked. But in those competitions I had the good fortune that my teammates were all able to configure their environment for the ...

Regardless the experience, every Linux user must has, at least, a basic knowledge about the terminal and its usage. This tutorial will explain and show with examples the most used and important commands, after a brief explanation of how the commands work. For this tutorial, Linux Mint 18 has been used. Table Of Contents 1. What are the commands? Where ...

In this article, I’ll review the necessary information for how to configure SNMP v1 options in a VMware vSphere ESXi host. If you also need to configure SNMP in a vCenter Server Appliance (vCSA), please check out my previous article: Configuring SNMP in a vCSA If you’re already familiar with SNMP, and you’ve already enabled SSH on your ESXi host, ...

This is a Bash Environment Variables Tutorial. There exists two types of variables: Global Variables Local Variables Global variables or environment variables are available in all shells. The env or printenv commands can be used to display environment variables. Local variables are only available in the current shell.         Apart from dividing variables in local and global ...