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Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- startActivity (Activity)
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A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Table (com.google.common.collect)
A collection that associates an ordered pair of keys, called a row key and a
column key, with a sing
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