Java Tutorials, Tips & Tricks

Java MD5 Hashing & Salting: Secure Your Passwords

Java MD5 Hashing & Salting: Secure Your Passwords

The MD5 Message-Digest Algorithm is a widely used cryptographic hash function that produces a 128-bit (16-byte) hash value. MD5 has been employed in a wide variety of security applications, and is also commonly used...

Batch Insert In Java – JDBC

Let’s see how we can perform batch insert in Java using JDBC APIs. Although you might already knew this, I will try to explain the basic to a bit complex scenarios. In this note,...

Convert Arrays to Set in Java

Java Collection API is one of the most useful APIs used in any Java application. In my day to day Java coding routine, I have to deal with these APIs quite often. However sometime...

How To Create QR Codes in Java & Servlet

How To Create QR Codes in Java & Servlet

Nowadays, Quick Response (QR) Codes are becoming more and more useful as they have gone mainstream, thanks to the smart phones. Right from the bus shelter, product packaging, home improvement store, automobile, a lot...