- Reading from database using SQL prepared statement
- getExternalFilesDir (Context)
- runOnUiThread (Activity)
- addToBackStack (FragmentTransaction)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- Scanner (java.util)
A parser that parses a text string of primitive types and strings with the help
of regular expressio
- ConcurrentHashMap (java.util.concurrent)
A plug-in replacement for JDK1.5 java.util.concurrent.ConcurrentHashMap. This
version is based on or
- Option (scala)
- Top 12 Jupyter Notebook extensions