Rebasing in git is a process that allows you to modify your commit history in a variety of ways. Essentially, it takes a set of commits, "copies" them, and then pastes them down on another part of your project. It's like it says, "Apply my work, based on what everyone else has already done."
Here are some steps on how you can perform a git rebase:
Let's say you are working on a branch named `feature` and you want to update it with new commits from the `master` branch.
1. **Switch to your `master` branch:**
```
git checkout master
```
2. **Pull the latest changes from the remote repository to your `master` branch:**
```
git pull origin master
```
3. **Switch back to your `feature` branch:**
```
git checkout feature
```
4. **Start the rebase:**
```
git rebase master
```
This will take the changes you've made in your `feature` branch, temporarily remove them, update your branch with any changes from `master` that aren't in your branch, then re-apply your changes on top.
Keep in mind that if there are conflicts between your changes and the changes made on `master`, Git will pause and allow you to resolve those conflicts before continuing the rebase. You'll see a message like this:
```
CONFLICT (content): Merge conflict in <file>
```
You'll need to open those files, resolve the conflicts, and then stage the resolved files with `git add <file>`. After resolving and staging all conflicts, you can continue the rebase with `git rebase --continue`.
If you want to abort the rebase process at any time, you can use `git rebase --abort`.
Please note that `git rebase` can potentially rewrite the commit history, so it should be used with care. It's a powerful tool when used correctly and with understanding, but it can cause significant confusion if used improperly. Always ensure that you understand the consequences of your actions when using `git rebase`.
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