What is Preact and how it works
May 29, 2026 / 9 min Read Summarize with: Preact is a lightweight alternative to React that delivers the same modern development features, including JSX and hooks, while using a much smaller JavaScript…
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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…
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Linux Log Files: Guide to Reading, Searching, and Managing Logs
If something breaks on a Linux system, logs are almost always the first place to look. Yet many users treat log files as a last resort, digging through them only when things go…
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After 20 Years of Linux Desktop, I Learned Cadence Matching
After twenty years on the Linux desktop, more than a dozen distros, multiple desktop environments, a seven-year tiling window manager phase, and one detour through whatever I thought of as the stable answer…
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systemd Services: Writing, Managing, and Troubleshooting Unit Files on Linux
If you’ve been using Linux for any length of time, you’ve run systemctl start or systemctl enable without thinking much about what’s happening underneath. systemd is the init system on almost every major…
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Linux Signals Explained: kill, pkill, and trap
Every Linux process runs until something stops it. That “something” is almost always a signal. Signals are how the kernel and user space communicate with running processes, and understanding them properly will save…
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Top 15 software prototyping tools: Key features and pricing
Apr 10, 2026 / Simon L. / 14min read Summarize with: Software prototyping is one of the most effective ways to reduce development risk, test usability early, and get stakeholders aligned before committing…
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Why Linux Servers Slow Down: R, S, D, Z and T Process States Explained
Monitoring dashboards occasionally indicate low CPU utilization (e.g., 22%) and ample free memory, yet applications may exhibit sluggishness and increased response times. This common discrepancy in Linux environments often stems from process states…
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curl Command in Linux with Examples
The curl command in Linux is one of those tools that looks simple on the surface but has surprising depth once you start using it regularly. Most people know it as “that command…
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strace: Trace System Calls and Debug Processes on Linux
The strace command in Linux separates the sysadmins who guess from the ones who actually know what’s happening. When a process misbehaves, hangs, eats CPU, or refuses to start, strace shows you exactly…
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Linux Server Setup – Part 1: A Beginner’s Guide
Setting up a Linux server is one of the best ways to learn Linux and server management hands-on. Linux servers offer unmatched flexibility, performance, and control for hosting services, running applications, supporting production…
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Cloudflare with Discourse: Setup Guide (WAF & Security Rules)
I run a Discourse forum behind Cloudflare, and getting the WAF rules right took more trial and error than I expected. Discourse is a Ruby on Rails application that most people self-host in…
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Reduce Disk Writes on Debian & Ubuntu (Server & Desktop)
Every write to disk costs something, whether it’s wearing down an SSD, slowing I/O on a busy server, or draining battery on a laptop. One of the biggest offenders is logging. Between systemd-journald,…
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Securing Linux with SELinux (or AppArmor)
SELinux and AppArmor have been around for many years, but are still essential for maintaining a secure Linux environment. This article will cover how to set them up and troubleshoot these mandatory access…
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8 types of web applications
Feb 23, 2026 Summarize with: Web applications are the digital tools you rely on every day to work, communicate, shop, and manage information directly through a browser. From email and online banking to…
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Dewedda.com – A weather side project for where I live
I’ve been spending the past month or so working on a hobby project I started last year, a weather and hurricane tracking site built for the Eastern Caribbean. I figured it was worth…
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OpenClaw best practices for safe and reliable usage
Feb 13, 2026 Summarize with: OpenClaw best practices help you run AI agents safely in production environments by reducing risk, limiting unintended actions, and preventing your server from becoming an attack surface. Because…
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OpenClaw security: A checklist for securing a local AI agent
Feb 06, 2026 Larassatti D. 12min Read Summarize with: Securing OpenClaw matters more than securing a typical chatbot because it’s an AI agent that can take real actions on your behalf. It can…
