[andirk]

For HTML, CSS, Javascript, and browser APIs, I simply add "mdn" to the search to guarantee I get the official-ish MDN docs. From there, I can dive in to W3C specs, etc if needed.

Those training wheel search results are annoying but they're highly ranked probably because most people like and use them.

[overlisted]

There are also Chrome and Firefox extensions to remove results from W3Schools specifically