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Node.js Performance: Event Loop, Memory Leaks and Clinic.js Profiling
Optimising Node.js performance — the event loop, blocking operations, memory leak detection, Clinic.js profiling and benchmarking.
Node.js Cluster and PM2 in Production: Zero-Downtime Deploys
Cluster mode, PM2 process manager, zero-downtime reload, log management, monitoring and ecosystem.config.js — a production Node.js guide.
Express.js Middleware Pattern: Authentication, Logging and Error Handling
The Express middleware architecture — authentication, authorization, logging, error handling and writing your own, with production-grade Node.js examples.
Multi-Layer DDoS Protection with Cloudflare and Nginx
DDoS attack types (L3/L4/L7), Cloudflare WAF, Nginx rate limiting, Fail2ban and application-level defences — the full stack.
JWT Security Pitfalls: alg:none, Weak Secrets, JKU Attack and How to Defend
JSON Web Token security issues — alg:none, weak secrets, JKU/X5U injection, algorithm confusion and the controls that make JWT safe.
XSS Attacks and Defending with Content Security Policy (CSP)
Reflected, stored and DOM-based XSS explained, plus sanitization, output encoding and layered protection with Content Security Policy.
SQL Injection: How It Works and How Parameterized Queries Stop It
The mechanics of classic, blind, time-based and union-based SQL injection, plus how prepared statements and ORMs shut them down for good.
OWASP Top 10 2026: Web Application Risks and How to Prevent Them
A walkthrough of the OWASP Top 10 2026 — Broken Access Control, Injection, Cryptographic Failures, SSRF and more, with practical mitigations.
Nginx vs Apache: Which One Should You Choose and When
Compare Nginx and Apache HTTP server — architecture, performance, configuration model, .htaccess, modules and which one fits which scenario.
Protecting SSH from Brute Force with Fail2ban: Install and Configure Jails
Install Fail2ban, configure the SSH jail, write custom jails, tune ban times and monitor logs — a practical Linux server security guide.
Free SSL with Let's Encrypt: Certbot, Auto-Renewal and Wildcard Certs
Install Let's Encrypt SSL certificates end-to-end — Certbot, auto-renewal, wildcard certificates, DNS challenge and Nginx/Apache integration.
Nginx Configuration: Reverse Proxy, Cache and Rate Limiting
Practical Nginx recipes for reverse proxy, FastCGI cache, proxy_cache, limit_req, gzip, HTTP/2 and SSL — with production-ready examples.
Plesk Panel Management: Domains, Databases, Email and SSL
Complete Plesk guide — add domains, create databases, set up mailboxes, install Let's Encrypt SSL and harden security from A to Z.
What Is Digital Marketing? Channels, Strategies, and a Beginner Guide
What digital marketing is, which channels (SEO, Google Ads, Meta Ads, email) to use, and how to build a strategy. A practical guide for SMBs.
What Is Software Development? Processes, Methodologies, and Tools
What software development is, which methodologies (Agile, Scrum, Waterfall) fit, and which languages and tools you need. A beginner-friendly guide.
How Search Engines Work and How to Do SEO: A Complete Guide
What a search engine is, how Google crawls and ranks pages, how to run SEO analysis, and how keyword research really works. Content, technical, and backlink guide.
What Is a VPS? VPS vs VDS and a Complete VPS Hosting Guide
What a VPS is, how it compares to a VDS, and what to look for when buying one. KVM, OpenVZ, NVMe SSD, and DDoS protection explained for scalable servers.
What Is Web Hosting? Types, Pricing, and How to Choose in 2026
What web hosting is, the main types (shared, VPS, dedicated, cloud), how pricing works, and how to choose the right provider. A complete 2026 guide.
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Minecraft & Game Guides
Server setup, plugins, optimization guides in our gaming section.