- Parsing JSON documents to java classes using gson
- onCreateOptionsMenu (Activity)
- setScale (BigDecimal)
- getExternalFilesDir (Context)
- URLConnection (java.net)
A connection to a URL for reading or writing. For HTTP connections, see
HttpURLConnection for docume
- Selector (java.nio.channels)
A controller for the selection of SelectableChannel objects. Selectable channels
can be registered w
- HashMap (java.util)
HashMap is an implementation of Map. All optional operations are supported.All
elements are permitte
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- Github Copilot alternatives