Source code version-control systems store different versions of the source code. These days, we cannot imagine professional software development without it. This was not always the case, but the availability of free online repositories encouraged hobby developers to use some version-control, and when these developers worked for enterprises later, it was evident that the use of these systems is kind of a must.
There are many different version-control systems. The most widely-used one is Git. The version-control that was previously widely used was SVN and, even before that, CVS. These are less and less used these days. We can see SVN as a successor of CVS and Git as a successor of SVN. In addition to these, there ...
