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- onCreateOptionsMenu (Activity)
- getSystemService (Context)
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A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
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LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
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A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
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