28. April 2025 | Linux | Ubuntu | CentOS
When you deploy a new Ubuntu server — whether on Google Cloud, AWS, or any other platform — it’s essential to harden it immediately.This minimizes attack surfaces and protects your system from unauthorized access. Here’s a complete guide to basic, essential...
28. April 2025 | DevOps Engineering & Linux Engineering, unix
If you’ve installed full Xcode from the Mac App Store but Homebrew still fails when building packages like telnet, the problem is usually that macOS is still pointing to the lightweight Command Line Tools instead of full Xcode. Here’s how to fix it: Step 1 —...
27. April 2025 | WordPress Admin | Webadmin
How WordPress Should Have Done It Right How WordPress Lost Its Way with WordPress.com — And What They Should Have Done Instead When we look back, it’s easy to see that WordPress changed the web forever.It gave millions of people the power to create websites without...
27. April 2025 | WordPress Admin | Webadmin
1. Server stack you need: 🖥️ VPS or cloud server (small one is fine at first: 1–2 CPUs, 2–4 GB RAM) 🌐 Install NGINX (web server) 🐘 Install PHP-FPM (for dynamic pages) 🛢️ Install MariaDB or MySQL (database) 📦 Install WordPress (download, unzip into your web root) 2....
27. April 2025 | WordPress Admin | Webadmin
Overview Setting up a reliable cron system for WordPress is crucial to ensure scheduled tasks (like publishing scheduled posts, checking for plugin updates, and sending out emails) run on time.All-Inkl offers two methods depending on whether you have root/SSH access...
27. April 2025 | runc Lab
Day 2 Task: Minimal Container with a Private Root Filesystem Goal:Manually mount a minimal filesystem and run a process inside it, fully isolated. Step 1 — Create a minimal root filesystem On your lab machine: bash KopierenBearbeiten mkdir -p ~/mycontainer/rootfs sudo...
27. April 2025 | runc Lab
Day 1 Task: Build a Basic Isolated Shell Goal:Start a real shell process isolated into its own namespaces,limited by a cgroup that restricts CPU usage. Step 1 — Create a new isolated shell On your lab machine: bash KopierenBearbeiten sudo unshare –fork...