Jack Wallen shows you how to restrict server users to a specific directory in Linux.

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If you're an Android user and a multitasker, check out scrcpy – a gem of a tool that makes it simple to mirror your Android device on Linux, macOS and Windows.

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Continuous integration and delivery platforms are paramount to the success of your development team. These are the best CI/CD platforms to check out.

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If you've never backed up your MySQL or MariaDB databases, now's the time. Jack Wallen shows you how to back up that data and restore it, in case your website has met an untimely demise.

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If you'd like a powerful firewall for your Ubuntu Server, but one that offers a fairly straightforward configuration, Jack Wallen thinks CSF might be the right tool for the job.

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If you manage your Linux servers with Cockpit, Jack Wallen has a cool trick that can make your admin life considerably more efficient.

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For anyone looking to gain an extra layer of privacy on a desktop or laptop, Kodachi Linux might be the perfect option. Jack Wallen highlights this live Linux distribution.

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Jack Wallen shows you how to install software with the help of Ubuntu Linux and a well-designed app store.

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Commentary: Those searching for a single cause for the Log4j vulnerability – whether it's open source is not secure, or open source is not sustainable – are getting it wrong. It's a complicated issue.

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Log4j is a serious vulnerability that has swept across the IT landscape quickly. Here's a single command you can run to test and see if you have any vulnerable packages installed.

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