- Parsing JSON documents to java classes using gson
- onRequestPermissionsResult (Fragment)
- getSystemService (Context)
- scheduleAtFixedRate (Timer)
- FileWriter (java.io)
A specialized Writer that writes to a file in the file system. All write
requests made by calling me
- Date (java.sql)
A class which can consume and produce dates in SQL Date format. Dates are
represented in SQL as yyyy
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- BlockingQueue (java.util.concurrent)
A java.util.Queue that additionally supports operations that wait for the queue
to become non-empty
- ThreadPoolExecutor (java.util.concurrent)
An ExecutorService that executes each submitted task using one of possibly
several pooled threads, n
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
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