One other thing they should improve is the search function in the documentation:
The first relevant result for searching "string concatenation" is around the 20th place.
The first relevant result for searching "string concatenation" is around the 20th place.
This is great for documentation of most projects as it can be supported with only html+css+js, without a need for a web framework and hosting. But for the documentation of a major programming language I think something more advanced is expected.