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Types of variables

Local variables are declared in methods, constructors, or blocks. Local variables are visible only within the declared method, constructor or ...

Enumeration vs. Iterator

Don’t be confused between Enum and Enumeration, totally different. With both, you can enumerate(iterate) the elements in a collection of ...

AsyncTask

Asynctask starts with execute() method. Before starting Asynctask background, onPreExecuted() executes first.  Usually, people put loading ...

Break & Continue

Totally exit from loop(for,while,do~while) or from switch. Example… Output… exit only current turn from loop(for,while,do~while), ...

Git Basic

Git is a version control system that is used for software development and other version control tasks. A repository to backup files and to update ...