- Making http post requests using okhttp
- getExternalFilesDir (Context)
- runOnUiThread (Activity)
- onCreateOptionsMenu (Activity)
- Thread (java.lang)
A thread is a thread of execution in a program. The Java Virtual Machine allows
an application to ha
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- Format (java.text)
The base class for all formats. This is an abstract base class which specifies
the protocol for clas
- LinkedHashMap (java.util)
LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Container (java.awt)
A generic Abstract Window Toolkit(AWT) container object is a component that can
contain other AWT co
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