- Making http post requests using okhttp
- onCreateOptionsMenu (Activity)
- notifyDataSetChanged (ArrayAdapter)
- getSystemService (Context)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Comparator (java.util)
A Comparator is used to compare two objects to determine their ordering with
respect to each other.
- TimeZone (java.util)
TimeZone represents a time zone offset, and also figures out daylight savings.
Typically, you get a
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
- Github Copilot alternatives