- Creating JSON documents from java classes using gson
- startActivity (Activity)
- getExternalFilesDir (Context)
- findViewById (Activity)
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- SortedSet (java.util)
SortedSet is a Set which iterates over its elements in a sorted order. The order
is determined eithe
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Cipher (javax.crypto)
This class provides access to implementations of cryptographic ciphers for
encryption and decryption
- IsNull (org.hamcrest.core)
Is the value null?
- Top 12 Jupyter Notebook extensions