What are your favorite and most hated languages to program in? Why?

Clearing wrongly formatted date jQuery

If I enter an invalid date, for example "02", the date field will default the date to "02/01/2017". Expected result is that the date field is cleared. If I enter invalid characters, (#$%^^), the date field is then cleared as expected. I'm using Coff...

With the arrival of ES6, do you think Coffeescript has reached its end?

I learnt a while back to use coffeescript and indeed enjoyed most of the features it had to offer, but now that you can get most of CS' features without having to compile your code, is it still worth it at all?

CoffeeScript or ES6 - which one for a new JavaScript based project?

Plain JavaScript or CoffeeScript? Which one is your favorite way of writing JavaScript/Node.js apps?

In the long run, which one of these JavaScript alternatives will survive?

Which one of the following do you think will be the next big web programming language? I have tried Dart and it is pretty awesome.