- Making http post requests using okhttp
- setRequestProperty (URLConnection)
- getExternalFilesDir (Context)
- addToBackStack (FragmentTransaction)
- NoSuchElementException (java.util)
Thrown when trying to retrieve an element past the end of an Enumeration or
Iterator.
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- IOUtils (org.apache.commons.io)
General IO stream manipulation utilities. This class provides static utility
methods for input/outpu
- ImageIO (javax.imageio)
- Best IntelliJ plugins