Here's how to add GPG repository keys, now that apt-key has been deprecated. Jack Wallen takes you through the process.

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You can solve package installation problems that arise from corrupt installation metadata. Jack Wallen shows you how to clean the caches for both the DNF and APT package managers.

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The new 10-week course introduces basic software development through Kotlin, the preferred language for Android app development.

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When your Linux servers are giving you fits, Jack Wallen has the solution for you.

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If you find the GNOME desktop environment not including Gmail notifications is a deal-breaker, fret not. Jack Wallen shows you how to add this feature with the help of a simple extension.

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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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Jack Wallen shows you the basic difference between two commands that end with the same results ... closing unresponsive applications.

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Jack Wallen shows you how to access those tabs from the mobile end of the sync with Firefox Open Tab sync.

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If you're looking for a tool to cut down on the time you spend managing user accounts, let Usermin hand some of those duties over to your end-users.

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If you're looking for your "forever keyboard," Jack Wallen believes System76 can launch you into new typing heights.

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