- Running tasks concurrently on multiple threads
- setScale (BigDecimal)
- getExternalFilesDir (Context)
- onRequestPermissionsResult (Fragment)
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- Runnable (java.lang)
Represents a command that can be executed. Often used to run code in a different
Thread.
- Comparator (java.util)
A Comparator is used to compare two objects to determine their ordering with
respect to each other.
- UUID (java.util)
UUID is an immutable representation of a 128-bit universally unique identifier
(UUID). There are mul
- TimeUnit (java.util.concurrent)
A TimeUnit represents time durations at a given unit of granularity and provides
utility methods to
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
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