- Creating JSON documents from java classes using gson
- onCreateOptionsMenu (Activity)
- getExternalFilesDir (Context)
- scheduleAtFixedRate (ScheduledExecutorService)
- DateFormat (java.text)
Formats or parses dates and times.This class provides factories for obtaining
instances configured f
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- PriorityQueue (java.util)
A PriorityQueue holds elements on a priority heap, which orders the elements
according to their natu
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Reference (javax.naming)
- Github Copilot alternatives