Need to lock down that Linux server so certain remote users can only access a specific directory and only for file upload and download purposes? Jack Wallen shows you how.

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Looking to up your Docker build game? Trying using a .dockerignore file for more efficient and secure builds. Jack Wallen shows you how.

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This year, we saw a Visio lawsuit, Truth Social code, CentOS clones, Apple M1 and Linux on Mars. Jack Wallen takes a look back at some major developments that happened for Linux and open source.

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Jack Wallen shows you how to check if your Red Hat Enterprise Linux-based distribution has been patched against a specific CVE for a certain installed package.

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RSS readers are a way to get all the online news you want without distractions, flame wars or annoying advertising. Here are four RSS feeders you can use on your Linux-based machine.

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YARA won't replace antivirus software, but it can help you detect problems more efficiently and allows more customization. Learn how to write YARA rules to improve security and incident response.

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We made it through another year, and Android was there by our side for better or worse. Jack Wallen discusses a few highs and a few lows of the year that brought us Android 12 and Material You.

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Now you can learn everything you need in order to develop Android apps on your own or as an employee of a development company, with just three self-paced courses.

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All IT pros and incident handlers have to deal almost daily with log files from various sources. Learn to work more quickly and efficiently to get the best out of CSV files with csvkit on Linux.

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YARA won't replace antivirus software, but it can help you detect problems much more efficiently and allows more customization. Here's how to install YARA on Mac, Windows and Linux.

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