- Creating JSON documents from java classes using gson
- findViewById (Activity)
- getExternalFilesDir (Context)
- setContentView (Activity)
- File (java.io)
An "abstract" representation of a file system entity identified by a pathname.
The pathname may be a
- URL (java.net)
A Uniform Resource Locator that identifies the location of an Internet resource
as specified by RFC
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Set (java.util)
A Set is a data structure which does not allow duplicate elements.
- AtomicInteger (java.util.concurrent.atomic)
An int value that may be updated atomically. See the java.util.concurrent.atomic
package specificati
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Github Copilot alternatives