- Making http post requests using okhttp
- getContentResolver (Context)
- getSharedPreferences (Context)
- requestLocationUpdates (LocationManager)
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Stack (java.util)
Stack is a Last-In/First-Out(LIFO) data structure which represents a stack of
objects. It enables u
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
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