To execute preferred-languages program from your terminal, run npm install then run $ ./preferred-language/index.js
It should coutput the list of languages and the accumulated number of lines, sorted from most to least used.
$ ./preferred-languagues mefyl Language repartition for mefyl
- 24754990: C++
- 3044348: Python
- 2409137: OCaml
- 2145359: C ...