Open source
SoftwareLinux 101: What is the mount command, and how do you use it?
Jack Wallen introduces new Linux users to the mount command and how to use it to mount an external drive to the internal file system.
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Open source
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Image: Sarah Tew/CNET Open source
NetworkingHow to run network diagnostic tests on Chrome OS
Is your Chromebook having networking issues? Jack Wallen introduces you to a tool that could help you solve those problems.
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Image: Gorodenkoff/Shutterstock Open source
SecurityHow to install the Nessus vulnerability scanner on Rocky Linux
If you're looking for one of the best vulnerability scanners on the market, Nessus might be the ticket. Jack Wallen shows you how to install this platform on Rocky Linux.
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Open source
CloudHow to install and use the Megasync client on the Linux desktop
If you're looking for yet another cloud storage provider, one that offers a Linux desktop app, Jack Wallen believes Megasync might be exactly what you need.
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Open source
Data CentersHow to create a shared folder in VirtualBox
Sharing folders between VirtualBox hosts and guests isn't nearly as hard as you think, and the results of the task can make your virtual machines far more flexible. Jack Wallen shows you how.
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Image: Larich/Shutterstock Open source
SoftwareLinux 101: What does “sourcing a file” mean in Linux?
Jack Wallen explains the Linux source command by way of an example.
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Image: iStock/Marc Bruxelle Open source
SecurityHow to create Let’s Encrypt SSL certificates with acme.sh on Linux
Issuing and installing SSL certificates doesn't have to be a challenge, especially when there are tools like acme.sh available. Jack Wallen shows you how to install and use this handy script.
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Open source
SoftwareWindowsfx is the Linux distribution Windows users have been looking for
Few operating systems have so closely mimicked Windows as the upcoming Windowsfx 11. Jack Wallen takes a look at the preview of this Linux operating system and comes to a very impressive conclusion.
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Data CentersHow to install phpMyAdmin on Rocky Linux
Databases are considerably easier to manage from within a GUI. If you've migrated your servers from CentOS to Rocky Linux, you might want to install phpMyAdmin. Jack Wallen shows you how.
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Image: Larich/Shutterstock Open source
SoftwareLinux 101: What are stopped jobs on Linux, and how do you use them?
What do you do when you see the "There are stopped jobs" warning in the Linux terminal? Jack Wallen shows you in this latest Linux 101.
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Open source
SoftwareTry this Linux web browser dedicated solely to web applications
If you use a lot of web applications, you might appreciate this Linux browser that was designed specifically for that purpose. Jack Wallen shows you how to install and use Tangram.
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Illustration: Lisa Hornung/TechRepublic Open source
CloudHow to pass environment variables to Docker containers
Jack Wallen shows you how to pass environment variables to Docker containers for a more efficient development process.
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SoftwareDebian 11: Moving forward while standing still
Jack Wallen tests Debian 11 and isn't surprised to find out the developers have released another version that is unmatched in stability.
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Open source
Data CentersHow to configure Invoice Plane for in-app invoice mailing
Invoice Plane is a powerful open-source invoicing tool perfectly suited for small-business data centers. Jack Wallen shows you how to add invoice emailing to the application.
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Image: iStock/Marc Bruxelle Open source
SecurityHow to utilize openssl in Linux to check SSL certificate details
SSL certificates are an integral component in securing data and connectivity to other systems. Learn tips on how you can use the Linux openssl command to find critical certificate details.