Alexandru Andrei

Posts

• 14 min read

  Bash for Loops Explained (With Examples)

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Last updated: Jun 22, 2026 • bash • Bash Scripting • Command Line
• 6 min read

  5 Easy Ways to Create Files on Linux

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Last updated: Jun 22, 2026 • linux commands • Command Line • Linux
• 6 min read

  How to Switch to Another User on the Linux Command Line

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Last updated: Jun 24, 2026 • Linux • linux commands • Command Line
• 4 min read

  How to See What's Using Your Resources on a Linux Server

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Last updated: Jun 22, 2026 • linux commands • system administration • server administration
• 10 min read

  How to Change Hostname on Linux (Without Rebooting)

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Published: Jan 14, 2026 • Linux • linux commands • Command Line
• 10 min read

  How to Run .sh Shell Scripts in Linux (Fix Command Not Found & Permission Denied Errors)

  Alexandru Andrei

  Alexandru Andrei

  You can find Alexandru's tutorials on DigitalOcean, Linode, Alibaba Cloud. He believes the Linux ecosystem is simple, elegant, and beautiful. He's on a mission to help others discover this Linux world.

  Published: Jan 6, 2026 • Linux • Command Line • linux commands