Version-control overview

Git is a version-control system: it tracks changes that are made to the source code. It is open source and is implemented by several vendors. Some of the Git hosting services are GitHub, Bitbucket, and Azure DevOps, among others.

Let's talk about what version control is and why it is important to have a system to track changes.

When we write code as a single developer or in a team, we start off by creating the basic structure and gradually move on and add features. The code base is continuously increasing and changing. Once you reach a particular milestone or complete a particular task, you will feel the need to create a backup or a snapshot of this moment. This ensures that if any future changes break the existing code, you will always have a backup to refer to. Secondly if there are multiple developers working on different parts of the code, at a certain point in time, it will be mandatory to synchronize and replicate the scattered code across...