public static String byteArrayToHex(byte[] a) {
StringBuilder sb = new StringBuilder(a.length * 2);
for(byte b: a)
sb.append(String.format("%02x", b));
return sb.toString();
}

I have looked and have been unable to find an answer to the following challenge I am having. It seems pretty straightforward but I have been unable to resolve it. I have an ArrayList of record id...

This JDBC Java tutorial describes how to use JDBC API to create, insert into, update, and query tables. You will also learn how to use simple and prepared statements, stored procedures and perform transactions