- Running tasks concurrently on multiple threads
- getResourceAsStream (ClassLoader)
- startActivity (Activity)
- addToBackStack (FragmentTransaction)
- SimpleDateFormat (java.text)
Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
into a String, and pa
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Executors (java.util.concurrent)
Factory and utility methods for Executor, ExecutorService,
ScheduledExecutorService, ThreadFactory,
- 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
- Github Copilot alternatives