- Finding current android device location
- getExternalFilesDir (Context)
- addToBackStack (FragmentTransaction)
- notifyDataSetChanged (ArrayAdapter)
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Timer (java.util)
Timers schedule one-shot or recurring TimerTask for execution. Prefer
java.util.concurrent.Scheduled
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- JPanel (javax.swing)
- Best IntelliJ plugins