- Making http post requests using okhttp
- startActivity (Activity)
- setRequestProperty (URLConnection)
- setContentView (Activity)
- Path (java.nio.file)
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- SortedMap (java.util)
A map that has its keys ordered. The sorting is according to either the natural
ordering of its keys
- 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
- Reference (javax.naming)
- Top 12 Jupyter Notebook extensions