47 posts

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.

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.
Jan 6, 2026 • Linux • Command Line • linux commands
9 min read
How to Use the cURL Command to Download Files
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.
Nov 11, 2025 • Command Line • linux commands • command prompt
19 min read
Freelancing Tips: What I Learned After 100+ Clients
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.
Nov 7, 2025 • freelancing • career • work online
5 min read
Ubuntu: Set Timezone
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.
Oct 3, 2025 • ubuntu • Linux • linux commands
11 min read
How to Enable SSH on Ubuntu
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.
Oct 3, 2025 • ubuntu • SSH • ssh key
8 min read
How to Change Directory / Folder in cmd (Command Prompt)
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.
Sep 3, 2025 • Command Line • command prompt • file management
6 min read
Linux: List Disks
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.
Aug 3, 2025 • linux commands • disk management • Command Line
6 min read
Linux: "cat" Command
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.
Jul 28, 2025 • Linux • linux commands • Command Line
12 min read
What Is Kubernetes? Finally, a Simple Explanation!
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.
Jul 15, 2025 • Kubernetes • Kubernetes for beginners • Kubernetes cluster
9 min read
Linux: Create, or Remove User
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.
Jul 4, 2025 • User Management • Linux • linux commands
9 min read
Linux: Add User to Sudoers
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.
Jul 3, 2025 • User Management • linux commands • Command Line
8 min read
scp Command - Transfer Files to / from Linux Machines
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.
Jun 3, 2025 • Linux • file management • linux commands

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