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Articles on hosting, software
and the digital world.
What Is a Domain? Domain Registration, WHOIS Lookup, and TLD Guide
What a domain name is, how to buy one, how to run a WHOIS lookup, and the differences between .com, .net, .org, and country-code TLDs. A complete guide.
What Is DNS? DNS Settings, How to Change Them, and the Best DNS Servers
What is DNS, how does it work, where do you change DNS settings, and which resolvers (Cloudflare, Google, Quad9) are best? A step-by-step technical guide.
Linux Server Administration Basics: SSH, Firewall, Cron, and Service Management
SSH key authentication, UFW/iptables firewall rules, systemd service management, cron scheduling, and the core Linux commands every admin should know.
PostgreSQL Performance Optimization: Indexes, EXPLAIN, and Tuning Guide
PostgreSQL query optimization with EXPLAIN ANALYZE, indexing strategies, connection pooling, and vacuum/autovacuum tuning for production workloads.
Advanced Git: Rebase, Cherry-pick, Bisect, and Stash in Practice
Rebase vs merge, interactive rebase, cherry-pick, bug hunting with bisect, stash management, and recovery with reflog. Advanced Git workflow guide.
Page Speed and Core Web Vitals 2026: Optimizing LCP, INP, and CLS
A practical guide to Google Core Web Vitals: LCP, INP, and CLS. Improve Lighthouse scores with lazy loading, font optimization, and CDN delivery.
Deploying Applications with Docker: From Scratch to Production
Dockerfile authoring, multi-stage builds, docker-compose, container networking, volume management, and production deployment best practices.
REST API Security Guide: Authentication, Rate Limiting, and Best Practices
API security with JWT, OAuth2, rate limiting, input validation, CORS, and HTTPS. A practical walkthrough of the OWASP API Security Top 10.
Essential Linux Server Commands Every Administrator Should Know
The most-used commands in Linux server administration: file operations, system and resource monitoring, networking, process management and package install — a practical reference.
Connecting to a Server with SSH: Key-Based Authentication
What is SSH and how do you connect to a server? Connecting with a password and an SSH key, secure configuration and fixing common SSH errors.
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Minecraft & Game Guides
Server setup, plugins, optimization guides in our gaming section.