Jetbrains tools help point out better ways to do the same task and learn about new language features by identifying slow or compatible code then instantly refac

Jetbrains tools help point out better ways to do the same task and learn about new language features by identifying slow or compatible code then instantly refactoring to the better or newer version for you. It makes learning new language features easy because it gives you examples in context with code you're familiar with. (among many other ways the jetbrains tools are great)