today's howtos
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How to List Environment Variables on Linux
Our various test computers have an average of 50 environment variables on each of them. An environment variable, like any other variable, is a combination of a name and a value. The name is unique, set when the variable is created, and it last for the lifetime of the environment variable.
Variables hold values for us. When a process needs to know what the value is, it looks up the variable by name, and reads the value from it. Although variable names cannot be changed, their values can be.
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How To Install Cacti on Rocky Linux 9 - idroot
In this tutorial, we will show you how to install Cacti on Rocky Linux 9. For those of you who didn’t know, Cacti is an open-source, web-based network monitoring and graphing tool designed as a front-end application for the open-source, industry-standard data logging tool RRDtool. Cacti gather performance metrics from servers and network devices and graph and store them for reporting and historical analysis.
This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the Cacti monitoring tool on Rocky Linux. 9.
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How to Monitor CPU Usage on Linux - Linux Nightly
The CPU is the most important component of your computer. All applications and system services will need to utilize the CPU in order to run. Your Linux operating system will make a determination on how to divide its CPU resources across all of the various programs that are competing to use it.
In this tutorial, you will learn how to monitor your Linux system’s CPU usage.
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Kerberos authentication on the Librem 5 - Purism
The Librem 5 features a built-in smartcard reader. While most people use it for GPG I wanted to see if it can be used as an authenticator for services like email (SMTP, IMAP), access to web pages (HTTPS), calendars, etc. without either having to retype a password often or having to store it on the device itself: Single Sign On for all my frequently used services.
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How to install Inkscape on a Chromebook
Today we are looking at how to install Inkscape on a Chromebook.
If you have any questions, please contact us via a YouTube comment and we would be happy to assist you!