- Running tasks concurrently on multiple threads
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- scheduleAtFixedRate (Timer)
- getSystemService (Context)
- FileReader (java.io)
A specialized Reader that reads from a file in the file system. All read
requests made by calling me
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- JPanel (javax.swing)
- Best IntelliJ plugins