- Making http requests using okhttp
- setContentView (Activity)
- notifyDataSetChanged (ArrayAdapter)
- scheduleAtFixedRate (Timer)
- FileNotFoundException (java.io)
Thrown when a file specified by a program cannot be found.
- URI (java.net)
A Uniform Resource Identifier that identifies an abstract or physical resource,
as specified by RFC
- 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
- VirtualMachine (com.sun.tools.attach)
A Java virtual machine.
A VirtualMachine represents a Java virtual machine to which this Java vir
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