Even programming questions. If it's something considered popular, you get awful results. Take javascript, I always append "mdn" when I'm trying to look up a language/api detail. Otherwise I'd be sifting through the top ten garbage Q&A or tutorial sites. In the glory days, Page Rank would return reference material first since it was so heavily referenced. But clearly that no longer works in the real world of SEO optimization.

Finding good Angular content is damn near impossible on Google, with the immense amount of regurgitated blog spam trying to sell templates via blog posts disguised as guides/tutorials.