In this video, you will learn: How to create, extract, and compress an archive. The difference between .tar, tar.gz, and .tgz files. How to use the gzip and gunzip commands.. The difference between “tar cvf” and “tar -cvf” (notice the hyphen…) Some bonus command line tips to speed up working with tar (and any other … Read more
In this post I’m going to teach a quick, but valuable lesson on shell scripting. First off, a shell script is simply a file that contains a series of Linux commands and shell statements. When a shell script is executed, it in turn executes the commands listed in the script. It starts at the top … Read more
From time to time one of my students will ask me to take a look at one of their shell scripts that they are having trouble with. If you know anything about me at all, you know that I love three things. Linux, troubleshooting, and shell scripting. (Make that four things… teaching my love of … Read more
See below to download the step-by-step instructions for this tutorial. It includes all the commands and everything you see in the video. Introduction to Installing an SSL Certificate on CentOS In this video lesson, you’re going to learn how to install a valid SSL certificate on a CentOS Linux Server running the Apache web server. … Read more
IP QUERIES SUBCOMMAND DESCRIPTIONS AND TASKS addr Display IP Addresses and property information (abbreviation of address) ip addr Show information for all addresses ip addr show dev em1 Display information only for device em1 link Manage and display the state of all network interfaces ip link Show information for all interfaces ip link show dev … Read more
If you want to turn a polite conversion into a heated debate then start talking about religion, politics, or text editors. Yes, you heard me right. Text editors. Without trying to rekindle the editor wars, let’s look at when you might consider using nano, emacs, or vim. Nano Nano is without a doubt the simplest, … Read more