How-To · Backend

Backend guides

PHP, Node, Python — server-side fixes and snippets.

3 guides

PHP Array Functions Reference (2026) — Manipulate, Filter, Sort, Transform

PHP has 80+ built-in array functions. These are the 20 you'll actually reach for in real code — with examples that run on PHP 8+.

Jan 24, 2025 6 min read any beginner

How to Install PHP on Windows 10 / 11 (2026) — Manual, XAMPP, or WAMP

Three ways to get PHP on Windows: the manual install for full control, XAMPP for a complete LAMP-on-Windows stack, or WAMP for the Windows-native version. Pick one and you're done in 10 minutes.

Jan 24, 2025 6 min read windows beginner

'php is not recognized as an internal or external command' — How to Fix on Windows (2026)

Windows can't find php.exe because its folder isn't in PATH. Here's the quickest fix, plus the careful version for XAMPP, WAMP, and Laragon setups.

Jan 24, 2025 7 min read windows beginner

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