- Running tasks concurrently on multiple threads
- addToBackStack (FragmentTransaction)
- getApplicationContext (Context)
- setRequestProperty (URLConnection)
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- TimerTask (java.util)
The TimerTask class represents a task to run at a specified time. The task may
be run once or repeat
- 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
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- Github Copilot alternatives