Jack Wallen

OpManager is an outstanding tool for keeping tabs on your data center servers. Learn how to get it up and running.

If you’ve ever been tempted to change your Google account password, but weren’t sure how, don’t let that confusion stop you. Jack Wallen walks you through the process.

If your Linux servers or desktops are experiencing networking issues, you might want to view your DNS cache. Jack Wallen shows you how with a systemd-resolved-based distribution.

Jack Wallen shows you how to install a YAML linter that helps you craft container and pod manifests that adhere to best practices.

Jack Wallen shows you how easy it is to repair the GRUB2 boot loader in Linux.

Jack Wallen offers up a few handy tips to help you eke out as much performance from that Chromebook as possible.

If you want to make sure your Pixel device is using the higher 90 Hz refresh rate, Jack Wallen shows you a couple of handy tricks.

If you need a real world, honest review of the Pixel 5, you’ve come to the right place. Jack Wallen shares his experience after purchasing the latest Pixel phone from Google.

Jack Wallen shows you how to sync files across a network on Linux with a simple command line tool.

Jack Wallen shows you how to use a pseudo-projects feature to more easily manage related files and conversations on Nextcloud.

Adding a user with admin privileges on Linux is easier than you think. Jack Wallen shows you how.

Jack Wallen shows you how to deploy a full-blown groupware suite for your LAN with ONLYOFFICE Workspace and Docker.