If you’ve ever touched a command line, you’ve probably met curl. It’s the trusty Swiss Army knife we all reach for to download files, test API endpoints, or just check if a website is online. We often use it like…
If you’re a developer or system administrator who uses the Zsh shell, you’ve likely encountered the frustrating “zsh: no matches found” error. This issue frequently appears when using the curl command with URLs that contain special characters, leaving many users…
The Secure Shell (SSH) protocol is the bedrock of secure remote administration on Linux systems. Its security, however, is not static; it relies on a suite of cryptographic algorithms for key exchange, encryption, and data integrity. Over time, some algorithms…
In the intricate world of computer networking, the Domain Name System (DNS) acts as the internet’s phonebook, translating human-readable domain names like “google.com” into machine-readable IP addresses. For Linux users, understanding how to check and verify the currently used DNS…
“Last week was nice and calm… so I’ve tagged and pushed out 6.16 as planned.” That’s how Linus Torvalds casually announced the release of Linux kernel 6.16 — no drama, no last-minute bugs, no frantic race to fix regressions. But…
For years, Linux users have speculated about what Linus Torvalds, the creator of Linux, actually uses as his daily development machine. Now we know — because his screen went dark. One Black Screen, One Accidental Reveal While working through the…
Ubuntu Server is one of the most widely used Linux server distributions out there. Whether you’re spinning up cloud instances or managing a homelab, chances are you’ve interacted with it. But with Ubuntu 26.04 LTS on the horizon (scheduled for…
Earlier this month, a subtle but significant change was quietly reverted in the Linux kernel’s development branch: a patch that had enabled DAMON, a memory access monitoring tool, by default. At first glance, it seemed like a reasonable enhancement. But…
Last weekend, something unexpected disrupted the calm routine of Linux kernel development. And it all started with a blunt message from Linus Torvalds: “Kees, what’s going on here?” Yes, that was from the Linux kernel mailing list. But before diving…
Linux is known for being solid, secure, and transparent. That reputation didn’t come easy — it’s been earned over decades. But as new features get added, sometimes even well-meaning innovations introduce unexpected side effects. That’s exactly what’s happening with io_uring,…
