ALWAYS Put the Record ID in the Edit FormUsers might have multiple pages of your app open in different tabs or windows. Use a page-specific ID, not something shared like a cookie or session data.
Auto-Switching a Website to Dark ModeYou can easily tell your site to use darker colors when a visitor is using a dark theme by using CSS media queries.
Google Toolbar AutoFill is WeirdThis form had name and e-mail fields, but AutoFill only recognized e-mail. I figured, OK, people might be using this, let's see if I can adjust the page and make it compatible.
On Broken HTMLFrom time to time the idea is put forth that less common browsers need to start dealing with bad code. There are two problems with that view.
Pure CSS ButtonsAs part of a minor site optimizing kick, I replaced the validation labels with something smaller, less obtrusive, and directly on the page. I tried to duplicate the look of the classic antipixel-style buttons in CSS.
Readable Email and Web PagesIt's 2024. If you're still designing websites or email like you would design an 8.5x11" promotional hand-out on a sheet of paper, you really haven't been paying attention to how people use the internet over the past decade.