Master Linux Bash History with historyctl, HISTFILE, and Shortcuts
DistroWatch ran a poll last month asking readers what the default shell is on their main distro. Bash took 412 votes. zsh got 30, fish 33. The winning answer, with 1,257 votes and…
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Linux swap Commands: Create and Manage Swap Files/Partitions
Swap space is one of those topics that over the years, I’ve been able to understand how to get the best of it slowly over time and mostly by getting it wrong first….
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How to Set Up Hibernation on Linux (Swap Done Right)
I recently reinstalled my main desktop from scratch: Debian testing via Kali underneath (read first before judging) and XFCE on top. One of the reasons I keep coming back to XFCE is its…
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Linux Kernel Parameters Tuning for Better Performance
This morning I sat down to update my Kali workstation running XFCE4, and instead of a quick sudo apt update && sudo apt full-upgrade -y I ended up reinstalling from scratch. Took about…
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A Guide to Linux /proc Filesystem
Most Linux users know that /proc exists. Fewer actually use it. But /proc is one of the most useful diagnostic tools on your entire system, and it requires zero extra packages. /proc is…
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How to set up OpenClaw with Ollama on a VPS
Aug 07, 2026 / Ariffud M. / 12 min Read Summarize with: To set up OpenClaw with Ollama on a VPS, install Ollama, connect it to OpenClaw as an AI model provider, choose…
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Linux nameservers and DNS Resolution
DNS resolution on Linux is one of those things that works silently until it doesn’t. Then suddenly you’re staring at “Temporary failure in resolving” errors and wondering why a perfectly healthy server can’t…
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netcat (nc) Command in Linux, with Examples
The nc command, short for netcat, is one of those tools that looks simple at first and keeps surprising you the longer you use it. It reads and writes data across network connections…
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ln Command in Linux: Hard Links vs. Symlinks
The ln command in Linux is one of those tools that looks simple on the surface but trips people up constantly. Hard link or symbolic link? What’s the difference? When does it actually…
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What are OpenClaw skills?
Jul 10, 2026 / 9 min Read Summarize with: OpenClaw skills are installable packages that add reusable capabilities to OpenClaw. Each skill contains instructions for a specific tool, workflow, or task, allowing the…
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watch Command in Linux: Real-Time Monitoring with Examples
The watch command is one of those tools you use once and immediately wonder how you lived without it. It runs any command repeatedly at a set interval and displays the output full-screen,…
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8 best Node.js hosting: Top platforms for performance and scalability
Jun 19, 2026 / 12 min Read Summarize with: Node.js apps need more than basic web hosting. Static sites and PHP-based platforms like WordPress can sit idle between requests. Node.js applications run differently:…
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Docker best practices for building and running containers
Jun 11, 2026 / 10 min Read Summarize with: Docker best practices are guidelines for building, running, and maintaining containers securely and efficiently. Docker packages applications and their dependencies into portable containers that…
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From TECO to Neovim: 50 Years of Text Editing on Unix and Linux
Every so often, something surfaces in the LinuxCommunity.io forums that deserves a wider audience. Generally it is a question, a solved problem, or a quick tip. But occasionally a member shares something that…
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Linux: Guide to useradd, usermod, and groupadd
User and group management is one of those sysadmin fundamentals you touch constantly without always thinking about it. Creating a service account, locking down a shared server, adding a new team member, adjusting…
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Linux Network Bonding: Combine Network Interfaces
Two network interfaces are better than one. With Linux network bonding (also known as NIC bonding or link aggregation), you can combine multiple NICs into a single logical interface, gaining either increased throughput,…
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Fail2ban on Linux: Protect Your Server from Brute-Force Attacks
Every Linux server exposed to the internet is getting hammered. SSH brute-force attempts, WordPress login floods, bad bots probing your web server. It never stops. If you check your auth logs right now,…
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nmap on Linux: Guide to Network Scanning and Discovery
nmap is one of those tools every sysadmin eventually needs. For auditing servers, mapping out a home lab, or troubleshooting a connectivity issue, knowing how to use nmap properly saves a lot of…
