- Start an intent from android
- getSharedPreferences (Context)
- findViewById (Activity)
- onRequestPermissionsResult (Fragment)
- URLEncoder (java.net)
This class is used to encode a string using the format required by
application/x-www-form-urlencoded
- MessageDigest (java.security)
Uses a one-way hash function to turn an arbitrary number of bytes into a
fixed-length byte sequence.
- Enumeration (java.util)
A legacy iteration interface.New code should use Iterator instead. Iterator
replaces the enumeration
- Random (java.util)
This class provides methods that return pseudo-random values.It is dangerous to
seed Random with the
- TreeSet (java.util)
TreeSet is an implementation of SortedSet. All optional operations (adding and
removing) are support
- FileUtils (org.apache.commons.io)
General file manipulation utilities. Facilities are provided in the following
areas: * writing to a
- Top 12 Jupyter Notebook extensions