- Running tasks concurrently on multiple threads
- getApplicationContext (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- setContentView (Activity)
- ObjectMapper (com.fasterxml.jackson.databind)
ObjectMapper provides functionality for reading and writing JSON, either to and
from basic POJOs (Pl
- PriorityQueue (java.util)
A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
- Collectors (java.util.stream)
- Stream (java.util.stream)
A sequence of elements supporting sequential and parallel aggregate operations.
The following exampl
- Base64 (org.apache.commons.codec.binary)
Provides Base64 encoding and decoding as defined by RFC 2045.This class
implements section 6.8. Base
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
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