awk Commands Cheat Sheet

Published June 17, 2018 • Updated January 10, 2019


awk - which is not an acronym for anything other than the first letter in the three creator’s last names - is a text processor and is included with practically every Unix-like system. It has its own programming language that can be used to parse through text line by line. It has no problem parsing through a large amount of text data that other programs might choke on.

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ChromeOS Keyboard and Trackpad Shortcuts Cheat Sheet

Published March 11, 2018 • Updated May 15, 2018


For over a year I have used ChromeOS on an HP Chromebook 13, and more recently a Google Pixelbook, as my work operating system. I was apprehensive at first to use a Chromebook after using Mac laptops personally and professionally for over 10 years. However, I have been pleasantly surprised with ChromeOS because of its simplicity, cloud integrations, ease of updates, and I have started using it more and more over macOS.

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rpm Commands Cheat Sheet

Published March 5, 2017


The yum command, and now the newer dnf command, typically provide all of the functionality needed to manage packages on RPM-based Linux distributions. However, sometimes you just need to use the rpm command to fix a problem or get a piece of information about a package yum or dnf might not provide.

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parted Commands Cheat Sheet

Published June 4, 2016 • Updated January 10, 2019


Linux users have used fdisk for as long as can be remembered to partition their hard disks. However, as large hard disks have become more and more prevalent, fdisk can no longer be used because it has a 2 TB partition limit. Luckily, parted has been around for a long time and can be used to label and partition any modern sized hard disk.

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VirtualBox Commands Cheat Sheet

Published August 24, 2015 • Updated July 21, 2016


VirtualBox has always been the go-to piece of software to spin up virtual machines on your workstation.

More often than not, you will work with VirtualBox using its GUI. However, for those occasions where you are SSH’ing into a remote workstation running VirtualBox, it is often easier to work with it using the command line instead of forwarding X.

This post will be an ever growing list of useful VirtualBox commands.

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OpenStack Commands Cheat Sheet

Published March 13, 2014 • Updated November 5, 2016


I have found most of the OpenStack commands to be fairly intuitive. However, there are some commands that do not follow a standard syntax, and there are far too many commands and command line switches to remember. In addition, Google searching for specific commands can be time consuming.

This post will be an ever growing list of OpenStack commands I have used across the various OpenStack Projects.

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