- Updating database using SQL prepared statement
- runOnUiThread (Activity)
- startActivity (Activity)
- setContentView (Activity)
- RandomAccessFile (java.io)
Allows reading from and writing to a file in a random-access manner. This is
different from the uni-
- SecureRandom (java.security)
This class generates cryptographically secure pseudo-random numbers. It is best
to invoke SecureRand
- DecimalFormat (java.text)
A concrete subclass of NumberFormat that formats decimal numbers. It has a
variety of features desig
- Arrays (java.util)
This class contains various methods for manipulating arrays (such as sorting and
searching). This cl
- Component (java.awt)
A component is an object having a graphical representation that can be displayed
on the screen and t
- Option (scala)
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