All posts by Jack Wallen

• IT News

  10 Linux tips I give to both beginners and professionals for improved productivity

  Yuichiro Chino/Moment via Getty Follow ZDNET: Add us as a preferred source on Google. ZDNET’s key takeaways ..

  October 2, 2025

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• IT News

  How to send quick messages via Spotlight in MacOS Tahoe – and why I’m obsessed

  Apple / Elyse Betters Picaro / ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET’s ..

  September 24, 2025

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• IT News

  MacOS Tahoe finally turned me into a desktop widget user – here’s why

  Jack Wallen/ZDNET Follow ZDNET: Add us as a preferred source on Google. ZDNET key takeaways If you’ve ..

  September 23, 2025

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• environment

  How to Set Temporary Environment Variables in Linux

  In Jack Wallen’s tutorial for developers, he show how easy it is to set temporary environment variables ..

  September 25, 2023

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• Compare

  How to Compare the Contents of Local & Remote Files with the Help of SSH

  This is a step-by-step guide on how to compare the contents of local and remote files with the help of SSH. ..

  September 25, 2023

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• access

  How To Create a MySQL 8 Database User With Remote Access

  At some point, you’re going to need to connect to a MySQL 8 database remotely to manage your databases. ..

  July 19, 2023

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• edit

  How to Edit the Linux Hosts File

  In this step-by-step guide from Jack Wallen, learn how to access and modify the Linux hosts file to control ..

  

  July 12, 2023

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• edit

  How to Edit the Linux Hosts File

  In this step-by-step guide from Jack Wallen, learn how to access and modify the Linux hosts file to control ..

  

  July 12, 2023

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• Center

  How to Use an SSH Config File on macOS for Easier Connections to Your Data Center Servers

  Jack Wallen shows you how to make SSH connections even easier from your macOS machine. Open source: Must-read ..

  

  July 10, 2023

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