Developer Guides
Free, practical tutorials for JavaScript, PHP, MySQL, Linux, and Nginx — written for working developers, paired with the tools above where it helps.
3 guides
JavaScript
Closures, array methods, date handling, and common runtime errors.
3 guides
PHP
Core language fundamentals — arrays, sessions, and control flow.
3 guides
MySQL
Remote access, backups, and working with dates across the stack.
3 guides
Linux
Everyday Ubuntu server administration — permissions, ports, and diagnostics.
3 guides
Nginx
Deploying PHP, Node, and Python apps behind Nginx.
3 guides
Server
Remote access, file transfer, and database setup on a fresh server.