- Making http requests using okhttp
- scheduleAtFixedRate (Timer)
- findViewById (Activity)
- getSystemService (Context)
- Dictionary (java.util)
Note: Do not use this class since it is obsolete. Please use the Map interface
for new implementatio
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- Manifest (java.util.jar)
The Manifest class is used to obtain attribute information for a JarFile and its
entries.
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- GridLayout (java.awt)
The GridLayout class is a layout manager that lays out a container's components
in a rectangular gri
- BasicDataSource (org.apache.commons.dbcp)
Basic implementation of javax.sql.DataSource that is configured via JavaBeans
properties. This is no
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