Deploy a MERN or MEAN Stack App on a VPS (Node.js and MongoDB)
Deploy a MongoDB, Express, React or Angular and Node.js app on a VPS: frontend build, API with PM2, secured MongoDB, Nginx proxy and SPA routing, HTTPS.
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Web Development
Stacks, databases, deployment and marketing for websites you host yourself.
php.ini Settings Explained: What to Change on a Server
Find the right php.ini for CLI and PHP-FPM, and set memory, uploads, execution time, error display, OPcache, sessions and security options.
nvm Guide: Install and Switch Node.js Versions on Linux
Install nvm on Linux, install and switch Node.js versions, pin versions per project with .nvmrc, set a default, and use nvm with cron, systemd and PM2.
Deploy an Astro (or Any Static) Site to a VPS with Nginx
Deploy an Astro or other static site to your own server: rsync, Nginx for clean URLs and trailing slashes, caching, HTTPS and atomic releases.
Error Tracking With Sentry: Catch Exceptions Before Users Do
Track app errors with Sentry: SDK setup for Python, Node, PHP and JS, releases and source maps, alerts, privacy, self-hosting needs and the lighter GlitchTip.
Fix pip "externally-managed-environment" on Ubuntu and Debian
Why pip refuses to install packages system-wide on modern Ubuntu and Debian (PEP 668), and the right fixes: virtual environments, pipx, apt packages or uv.
How to Install Nginx on Ubuntu: Complete Setup Guide
Install Nginx on Ubuntu, open the firewall, understand the config layout, host your first site, and manage, test and troubleshoot the service.
SEO Authority Explained: DA, Page Authority and E-E-A-T
What SEO authority really means: third-party scores (DA, DR, AS), how Google judges authority with links and E-E-A-T, and practical ways to build it.
Nginx Security Headers: HSTS, CSP, X-Frame-Options and More
Add HTTP security headers in Nginx: HSTS, Content-Security-Policy, nosniff, frame protection, Referrer-Policy and Permissions-Policy.
.htaccess Guide: Redirects, Rewrites, Caching and Security
Use .htaccess on Apache: AllowOverride, redirects and rewrites, HTTPS and www rules, caching and compression, blocking access and its performance cost.
Nginx vs Apache: Which Web Server Should You Use?
Compare Nginx and Apache on architecture, performance, configuration, .htaccess, PHP handling and use cases, plus running Nginx in front of Apache.
Test and Reload Nginx Configuration Safely
Validate Nginx config with nginx -t, dump the merged config with nginx -T, reload without dropping connections and recover from errors.
Run Celery Workers With Redis on a VPS (Django and Python)
Run Celery background jobs with Redis: configure the app, write tasks, run workers and beat with systemd or Docker, retries, concurrency, and Flower.
Check SSL Certificate Expiry from the Command Line
Check when an SSL certificate expires with openssl and curl, scan many domains with a script, test Certbot renewal and set up expiry alerts.
CORS Explained: Why Browsers Block Cross-Origin Requests
Understand the same-origin policy and CORS: origins, simple vs preflighted requests, key headers, credentials, common errors and safe setups.
wrk and ab: Quick HTTP Benchmarks for Your Web Server
Benchmark web servers with wrk and ab: threads and connections, latency and requests per second, Lua scripts for POST, and avoiding misleading results.
Fix Nginx 504 Gateway Timeout Errors
Fix Nginx 504 Gateway Timeout: find the slow upstream, raise proxy and FastCGI timeouts correctly, and fix slow queries and overload.
Install Caddy Web Server on Ubuntu and Debian
Install Caddy from the official repository, serve a static site with automatic HTTPS, understand the Caddyfile, run PHP via FastCGI, and manage the service.
Deploy a Vue.js App with Nginx (Vite, Vue Router History Mode)
Serve a Vue 3 + Vite app with Nginx: history-mode routing fallback, base paths, build-time env variables, caching, API proxying and HTTPS.
Install Magento Open Source on Ubuntu: Nginx, PHP, OpenSearch
Install Magento 2.4 on an Ubuntu VPS: requirements, PHP-FPM, MySQL, OpenSearch, Composer keys, setup:install, Nginx, cron, caching and production mode.
npm vs Yarn vs pnpm: Which Package Manager to Use
Compare npm, Yarn and pnpm on speed, disk usage, lockfiles, workspaces and strictness, how Corepack pins versions, and which to choose for servers and CI.
Django Production Settings Checklist (Security, Performance, Ops)
Prepare Django for production: DEBUG off, secrets and ALLOWED_HOSTS from the environment, HTTPS and secure cookies, database, caching, logging, checks.
Install PrestaShop on Ubuntu With Nginx and PHP-FPM
Install PrestaShop on a VPS: requirements, PHP extensions, MySQL, web or CLI installer, Nginx config, HTTPS, post-install security and performance.
Static Site Generators Compared: Astro, Hugo, Eleventy, Jekyll
Static site generators compared: Astro, Hugo, Eleventy, Jekyll and Next.js export by speed, language, templating, content features, and hosting on a VPS.