- Start an intent from android
- getApplicationContext (Context)
- getSharedPreferences (Context)
- getContentResolver (Context)
- BufferedWriter (java.io)
Wraps an existing Writer and buffers the output. Expensive interaction with the
underlying reader is
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- OutputStream (java.io)
A writable sink for bytes.Most clients will use output streams that write data
to the file system (
- KeyStore (java.security)
KeyStore is responsible for maintaining cryptographic keys and their owners.
The type of the syste
- Collection (java.util)
Collection is the root of the collection hierarchy. It defines operations on
data collections and t
- LinkedHashMap (java.util)
LinkedHashMap is an implementation of Map that guarantees iteration order. All
optional operations a
- Top 12 Jupyter Notebook extensions