HEAD is a ref (reference) to the currently checked out commit. In normal states, it's actually a symbolic ref to the branch you have checked out - if you look at the contents of .git/HEAD you'll see something like "ref: refs/heads/master". The branch itself is a reference to th...
This head is aliased to HEAD, always in capitals". Note this difference: a “head” (lowercase) refers to any one of the named heads in the repository; “HEAD” (uppercase) refers exclusively to the currently active head. This distinction is used frequently in Git documentation. Another goo...
More precisely, HEAD is a moving pointer that could refer to the current branch, or it couldn’t but it always refers to the “current commit”. It (current commit) is the commit “git commit” is build on top of, and are often compared against “git diff –cached” and “git status...
By far, the most widely used modern version control system in the world today is Git. Git is a mature, actively maintained open source project originally developed in 2005 by Linus Torvalds, the famous creator of the Linux operating system kernel. A staggering number of software projects rely ...
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HEAD^is shorthand for sayingHEAD^1, which literally means show me parent 1 of that commit. You can also sayHEAD^2but in this instance it won't make any sense: $ git show --oneline HEAD^2 fatal: ambiguous argument 'HEAD^2': unknown revision or path not in the working tree. ...
$git status HEAD detached at 8fd3350 nothing to commit, working tree clean This means that at some point, you've rungit checkouton a specific commit. In Git, the checkout command is often used for switching between between branches, i.e.git checkout master, but it can also be used ...
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Branch in Git is "lightweight". Light in terms of the data they carry and the little mess they create. In other version control systems such as SVN, creating branches is a cumbersome process. Moreover, once the branch creates, the whole main code from the main branch gets copied to the...
Git is good Git has the functionality, performance, security and flexibility that most teams and individual developers need. These attributes of Git are detailed above. In side-by-side comparisons with most other alternatives, many teams find that Git is very favorable. ...