- Making http requests using okhttp
- getSystemService (Context)
- onCreateOptionsMenu (Activity)
- getSharedPreferences (Context)
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Connection (java.sql)
A connection represents a link from a Java application to a database. All SQL
statements and results
- List (java.util)
An ordered collection (also known as a sequence). The user of this interface has
precise control ove
- AtomicInteger (java.util.concurrent.atomic)
An int value that may be updated atomically. See the java.util.concurrent.atomic
package specificati
- ReentrantLock (java.util.concurrent.locks)
A reentrant mutual exclusion Lock with the same basic behavior and semantics as
the implicit monitor
- JPanel (javax.swing)
- Best IntelliJ plugins