Gaibb123的博客

1.project -> build path -> add external archives -> mysql-connector-java-5.1.49.jar you can download this pakage from https://dev.mysql.com/downloads/workbench/ package jdbcProject; import java.sql.*; public class mySql { public stat.

binary file input FileInputStream BufferedInputStream InputStream in = new BufferedInputStream (new FileInputStream (fileName)); byte[] data = new byte[1024]; int length = in.read(data); read() returns length of binary number it gets and save the number