- Making http post requests using okhttp
- getResourceAsStream (ClassLoader)
- getContentResolver (Context)
- runOnUiThread (Activity)
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- SimpleDateFormat (java.text)
Formats and parses dates in a locale-sensitive manner. Formatting turns a Date
into a String, and pa
- Date (java.util)
A specific moment in time, with millisecond precision. Values typically come
from System#currentTime
- Logger (org.apache.log4j)
This is the central class in the log4j package. Most logging operations, except
configuration, are d
- ImageIO (javax.imageio)
- Filter (javax.servlet)
A filter is an object that performs filtering tasks on either the request to a
resource (a servlet o
- Top 12 Jupyter Notebook extensions