* – the previous version is published in Russian, need to backport/translate the new one from English. If you'd like to translate it into your language, please ...

We need you! These exercises are built and maintained in collaboration with contributors such as yourself. If you find any bugs or misspellings, please contribute and/or report them. You can open ...

Functional programming, as the name implies, is about functions. While functions are part of just about every programming paradigm, including JavaScript, a functional programmer has unique ...