Web Development

So what’s the difference between combobox, multiselect, listbox, and dropdown? While all these UI components might appear similar, they serve different purposes. The choice often comes down to the number of available options and their visibility. Let’s see how they differ, what purpose they serve, and how to choose the right one — avoiding misunderstandings […]

Years ago, when I read Sarah Drasner’s article on creating a VS Code theme, I silently thought to myself, That’s a lot of work… I’m never going to make a theme… But lo and behold, I went ahead and made one — and it took less than six hours to get most of the theme

Sometimes, the best inspiration lies right in front of us. With that in mind, we embarked on our wallpapers adventure more than 14 years ago. The idea: to provide you with a new collection of unique and inspiring desktop wallpapers every month. This February is no exception, of course. For this post, artists and designers

Neither Chrome, Safari, nor Firefox have shipped new features in the last couple of weeks, but fear not because leading this issue of What’s !important is some of the web development industry’s best educators with, frankly, some killer content. Maintaining video state across different pages using view transitions Chris Coyier demonstrates how to maintain a

Over the last two years, my team at Work & Co and I have been testing out and gradually integrating AI coding tools like Copilot, Cursor, Claude, and ChatGPT to help us ship web experiences that are used by the masses. Admittedly, after some initial skepticism and a few aha moments, various AI tools have

We all have a few skeletons in our CSS closets. There’s probably that one-off !important where you can now manage that more effectively with cascade layers. Or maybe a dated Checkbox Hack that :has() has solved. Perhaps it’s been a long while since your last site redesign and it’s chock-full of vendor-prefixed properties from 2012.

Have you ever set z-index: 99999 on an element in your CSS, and it doesn’t come out on top of other elements? A value that large should easily place that element visually on top of anything else, assuming all the different elements are set at either a lower value or not set at all. A