This isn't exactly what you're looking for, but it has brief cheat sheet type treatments for many languages. It assumes you know the common programming language

This isn't exactly what you're looking for, but it has brief cheat sheet type treatments for many languages. It assumes you know the common programming language features, but want to know how they're done in a particular language. https://learnxinyminutes.com/ https://learnxinyminutes.com/