- Making http requests using okhttp
- getContentResolver (Context)
- compareTo (BigDecimal)
- addToBackStack (FragmentTransaction)
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- BitSet (java.util)
The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array].
Each element is eit
- 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
- ImageIO (javax.imageio)
- Best plugins for Eclipse