1.1 The Repository
The repository is the place where the version control system keeps track of all the changes you make. Most VCSs store the current state of the code, along with when each change was made, who made it, and a text log message that explains why they made the change.
You can think of a repository like a bank vault and its history like the ledger. Each time a deposit—what is called a commit in VCS lingo—is made, your VCS tool adds an entry to the ledger and stores the changes for safekeeping.
Originally, these repositories were accessible only if you were logged directly into the machines they were stored on. That doesn’t scale, so tools such as CVS, and later Subversion, were created. They allowed developers to work remotely ...
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