- Creating JSON documents from java classes using gson
- getSharedPreferences (Context)
- addToBackStack (FragmentTransaction)
- requestLocationUpdates (LocationManager)
- BufferedWriter (java.io)
Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
- URLEncoder (java.net)
This class is used to encode a string using the format required by
application/x-www-form-urlencoded
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Iterator (java.util)
An iterator over a sequence of objects, such as a collection.If a collection has
been changed since
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
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