- Start an intent from android
- addToBackStack (FragmentTransaction)
- getSystemService (Context)
- getSharedPreferences (Context)
- InputStream (java.io)
A readable source of bytes.Most clients will use input streams that read data
from the file system (
- Permission (java.security)
Legacy security code; do not use.
- BitSet (java.util)
The BitSet class implements abit array [http://en.wikipedia.org/wiki/Bit_array].
Each element is eit
- Pattern (java.util.regex)
Patterns are compiled regular expressions. In many cases, convenience methods
such as String#matches
- StringUtils (org.apache.commons.lang)
Operations on java.lang.String that arenull safe.
* IsEmpty/IsBlank - checks if a String contains
- JButton (javax.swing)
- Github Copilot alternatives