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12,105 PointsIn this video it looks you go directly to an earlier commit to fix a bug.
How does that work? You could change the commit but that won't change future commits that rely on buggy code. What's going on in that part of the video?
1 Answer
Daniel Phillips
26,940 PointsThat's how it looks, but in reality he may have debugged the code that is running in production (HEAD of the master branch) and identified the problem code. He then probably tracked down where that code came from which he shows us was added as part of one of his earlier commits. To fix this code, he wouldn't change the existing commit. As you say, that would mess up code history. Instead, he would probably checkout the master branch in his local forked repo and make his required change, then commit it and push it to his remote repo (the fork of the origin repo that contains the code that runs the treehouse website). Now he can make a pull request asking for his change to be merged into the main treehouse repo to fix the problem. After it is merged, someone would have to deploy the code to the website server and update the website.