How Linux has changed the business landscape: It’s more than you think
On the year of Linux's 30th anniversary, Jack Wallen ponders how the open-source operating system has profoundly affected the landscape of enterprise businesses.
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Networking How to deploy an easy-to-use chat server on your LAN
Jack Wallen walks you through the process of deploying your own, in-house chat server in less than 10 minutes to make it easier for employees to communicate and collaborate.
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Image: Kim Kulish/ Corbis Historical/Getty Images Software My life with Linux: A retrospective
To wish Linux a 30th birthday, Jack Wallen describes how the operating system changed his life.
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Image: o_m/Shutterstock Data Centers How to automount volumes for Docker containers
Looking to add persistent storage for your Docker container deployments? Jack Wallen shows you how, by way of a WordPress example.
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Image: Jack Wallen Software Linux 101: How to compress a folder from the command line with tar
At some point in your Linux journey, you'll need to be able to compress and decompress a folder from the command line. Jack Wallen shows you how.
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Image: Anawat Sudchanham/EyeEm/Getty Images Security How to remove or update a single entry from the SSH known_hosts file
SSH holds fingerprints of your remote machines in the known_hosts file. Sometimes you might need to remove or update one of those entries. Jack Wallen shows you how.
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Developer How to use Rocky Linux as a Docker container image
The creator of Rocky Linux has made the distribution available as a Docker image. Jack Wallen shows you how to get it, deploy it and modify it.
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Software Cutefish is an adorable Linux desktop environment that could make serious waves
A new Linux desktop environment is in the works, and Jack Wallen believes it could make a big splash when it lands.
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Image: PegasuStudio/Shutterstock Software Linux 101: How to add directories to your Linux $PATH
At some point, you're going to want to run commands from non-standard directories. When that happens, you'll want to add those directories to your $PATH. Jack Wallen shows you how.
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Image: iStockphoto/RobertAx Software The best browser for Linux, Windows and Mac isn’t Google Chrome in 2021
Jack Wallen has finally settled on a single web browser as his default across all platforms. Find out what he considers the best browser and why he made the switch.
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Image: Jack Wallen Networking Install the latest version of the Docker engine to avoid vulnerabilities
If you're a container developer, you should always have the latest version of the runtime engines you use. Jack Wallen shows you how to get that most up-to-date version of Docker installed.
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Image: GettyImages/photoschmidt Software The best email client for Linux, Windows and macOS isn’t Outlook
In businesses and homes, email is still a necessity for communication. But which email client is the best to use? You might be surprised to find out that it's not Microsoft Outlook.
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Image: GettyImages/Yuichiro Chino Security How to install SELinux on Ubuntu Server 20.04
If you've already spent the time learning SELinux, but have to deploy Ubuntu as a server operating system, you can install SELinux and be on familiar ground. Jack Wallen shows you how.
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Illustration: Lisa Hornung/TechRepublic Developer Microsoft Linux is not what you thought (or hoped) it would be
Microsoft Linux has arrived, but it's not what you imagined. Jack Wallen shares his take on this new arrival called CBL-Mariner and even shows you how to build it.
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Image: Linux Mint Software What the Linux Mint developers have pulled off is nothing short of astounding
Jack Wallen's eyes have finally been opened to how truly impressive Linux Mint is. Read on to find out why he believes the developers have perfected the desktop operating system.