Source code search queries in NerdyData cost 3 credits per search, Comparative Search cost two credits, SEO Search, Backlink Search and Image Search each cost one credit.

Google says it has begun requiring users to turn on JavaScript in order to use Google Search, possibly in an effort to block certain SEO tools.

On July 18, Google added a JavaScript SEO basics section to its Search developer’s guide. It includes general descriptions of how Google processes JavaScript as well as some best practices.