What is a Digital Signature?

In this article I will discuss about Digital Signature. Bob has been given two keys. One of Bob’s keys is called a Public Key, the other is called a Private Key. Bob’s Public key is available to anyone who needs it, but he keeps his Private Key to himself. Keys are used to encrypt information. Encrypting information means “scrambling it

» Read more

Introduction Lambda Expressions in Java

Lambda Expressions: We can see lambda expression as a concise representation of an anonymous function that can be passed around; it doesn’t have a name, but it has a list of parameters, a body, a return type, and also possibly a list of exceptions that can be thrown. Lets break this definition into following pieces Anonymous— We say anonymous because it doesn’t

» Read more

Selenium WebDriver Architecture

Selenium is a browser automation tool, commonly used for writing end-to-end tests of web applications. A browser automation tool does exactly what you would expect: automate the control of a browser so that repetitive tasks can be automated. At a very high level, Selenium is a suite of three tools. Selenium IDE is an extension for Firefox that allows users

» Read more