- Creating JSON documents from java classes using gson
- notifyDataSetChanged (ArrayAdapter)
- requestLocationUpdates (LocationManager)
- getContentResolver (Context)
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- HashSet (java.util)
HashSet is an implementation of a Set. All optional operations (adding and
removing) are supported.
- Semaphore (java.util.concurrent)
A counting semaphore. Conceptually, a semaphore maintains a set of permits. Each
#acquire blocks if
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- JTable (javax.swing)
- Github Copilot alternatives