- Parsing JSON documents to java classes using gson
- getSystemService (Context)
- getContentResolver (Context)
- getApplicationContext (Context)
- PrintWriter (java.io)
Wraps either an existing OutputStream or an existing Writerand provides
convenience methods for prin
- Calendar (java.util)
Calendar is an abstract base class for converting between a Date object and a
set of integer fields
- Vector (java.util)
Vector is an implementation of List, backed by an array and synchronized. All
optional operations in
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- Color (java.awt)
The Color class is used to encapsulate colors in the default sRGB color space or
colors in arbitrary
- GridBagLayout (java.awt)
The GridBagLayout class is a flexible layout manager that aligns components
vertically and horizonta
- Top 12 Jupyter Notebook extensions