- Updating database using SQL prepared statement
- getSystemService (Context)
- orElseThrow (Optional)
Return the contained value, if present, otherwise throw an exception to be
created by the provided s
- scheduleAtFixedRate (Timer)
- FileNotFoundException (java.io)
Thrown when a file specified by a program cannot be found.
- FileOutputStream (java.io)
An output stream that writes bytes to a file. If the output file exists, it can
be replaced or appen
- InputStreamReader (java.io)
A class for turning a byte stream into a character stream. Data read from the
source input stream is
- BigInteger (java.math)
An immutable arbitrary-precision signed integer.FAST CRYPTOGRAPHY
This implementation is efficient f
- Collections (java.util)
This class consists exclusively of static methods that operate on or return
collections. It contains
- ImageIO (javax.imageio)
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