- Start an intent from android
- setContentView (Activity)
- getApplicationContext (Context)
- scheduleAtFixedRate (Timer)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- Charset (java.nio.charset)
A charset is a named mapping between Unicode characters and byte sequences.
Every Charset can decode
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- Reference (javax.naming)
- JOptionPane (javax.swing)
- Runner (org.openjdk.jmh.runner)
- Best plugins for Eclipse