Great! I never seen this type of app for learning programming. This is just quiz. So it's easy to continue it everyday. Anyway, I have tried Ruby version, too.
Poor English The sentence structure and word choice is poor, and makes learning more complicated than it should be.
Fixed twitter bugs
Tutorialspoint’s Java Offline Tutorial App is all in one App for Java Learners
Dcoder compiler: a mobile code compiler ide,where one can code, learn Algorithms
Learn, practice to code in Java,C,C++,C#,HTML,Python and 17+ programming courses