12. Git Essentials
This chapter introduces you to Git, including how to install the necessary software to access Git servers where your software project will be stored.
Version Control Concepts
To understand Git and the concept of version control, looking at version control from an historical perspective is helpful. There have been three generations of version control software.
The First Generation
The first generation was very simple. Developers worked on the same physical system and “checked out” one file at a time.
This generation of version control software made use of a technique called file locking. When a developer checked out a file, it was locked and no other developer could edit the file. Figure 12.1 illustrates the concept of ...