- Creating JSON documents from java classes using gson
- startActivity (Activity)
- onCreateOptionsMenu (Activity)
- requestLocationUpdates (LocationManager)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- GregorianCalendar (java.util)
GregorianCalendar is a concrete subclass of Calendarand provides the standard
calendar used by most
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- Executor (java.util.concurrent)
An object that executes submitted Runnable tasks. This interface provides a way
of decoupling task s
- DateTimeFormat (org.joda.time.format)
Factory that creates instances of DateTimeFormatter from patterns and styles.
Datetime formatting i
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