Focus! — Login Form Fail (Obsolete)
If you’re going to set the initial focus in a form field, don’t use onload(). Chances are you’ll end up moving the cursor while power users are already typing.
Mobile Web Layouts vs. the ViewportMobile web browsers now use a larger virtual screen to provide an imitation desktop experience - even if you’ve provided a better one tailored for small screens.
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.
Web Design is Like PizzaA lot of pages aren’t as specific as the authors think they are. When you write code and test it on only one browser, you’re not testing that the code is correct, you’re testing that that browser makes the same assumptions you do.
Webslices and Microsummaries (Obsolete)
Both features have since been removed, but they offered and interesting way to let visitors know when a site had been updated.