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Writing CSS that works today is easy. Writing CSS that still makes sense in a year, after a redesign, three new team members, and a hundred feature r

There are two popular ways to test code that talks to MongoDB, and both have problems. You can mock the driver, which gives you fast tests that verif

CSS is moving faster than it ever has. A few years ago, a new layout feature took the better part of a decade to go from proposal to something you co

A user profile document might hold a name, an email, a password hash, notification settings, a list of saved addresses, a login history, and a few hu

A common first attempt at updating data in MongoDB looks like this: fetch the document, change a field in application code, and write the whole thing

Moving a real project from the Pages Router to the App Router is less scary than it looks, as long as you don't try to do it all at once. The app a