Category: Development

A modal that traps focus, closes on Escape, restores scroll and works with a screen reader — in about sixty lines of plain JavaScript, plus the native dialog element that replaces most of it.

A straight comparison of REST and GraphQL: the problems GraphQL solves, the ones it creates, when REST is still the right answer, and how to decide without rewriting anything.

Every check people put on a PHP file upload, ranked by whether it actually stops anything. The extension check that does nothing, the MIME check that lies, and the three things that genuinely work.

Cross-site scripting explained with real PHP: the three kinds, why escaping on input is the wrong place, the one function that fixes most of it, and the attacks that get past a careless fix.

Setting up an SMTP server (for sending emails) can be done in different ways depending on whether you’re using a third-party provider (like Gmail, Outlook, etc.) or your own custom domain/server. Since you asked “only email setup”, here’s a step-by-step guide to setting up SMTP using Gmail and then a general method for a custom […]