Code Fights (codefights.com) site allows you to compete with your software and 500,000 other software engineers around the world. If you are an expert you will be asked to write the software codes related to the le, the questions become harder to go, the resolution is reached, XP gains and you are leveling. It is an ideal application to repeat the information you have learned, I recommend everyone to try it.
You can compete in the following programming languages:
- F#
- C#
- C++
- Java
- Ruby
- PHP
- Perl
- Python3
- MySql
- Swift
- SCSS
- Scala
- HTML
- Go
- Python2
- R
- Haskell
- Visual Basic
- JavaScript
- Bash