Source code versioning is a very important part of development. If the code is not versioned, then it might as well not exist. There are many tools available for source code versioning, but these days, Git and Apache Subversion are the most popular ones. It is always good to have one repository for each application and then create multiple branches for development. With respect to Git, when we create a repository, there is already a master branch. The master holds the golden copy of the code, which is usually used as a benchmark and can also be used as a production copy. We can also create many other branches for the feature, release, and development versions of the code for efficient development and deployment.
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