This week's giveaway is in the Java/Jakarta EE forum. We're giving away four copies of Java EE 8 High Performance and have Romain Manni-Bucau on-line! See NetBeans shows me only this list of classes and interfaces in java.io:
ByteArrayInputStream, ByteArrayOutputStream, DataInput, DataInputStream, DataOutput, DataOutputStream, InputStream, InputStreamReader, OutputStream, OutputStreamWriter, PrintStream, Reader, Writer.
Why it so short?
And how I can write data to file?
Data can be array of bytes (byte) or Object it better.