At GitHub, we use a variant of the Flow pattern to deploy changes: new code is always deployed from a pull request branch, and merged only once it has been…

Scheduled Maintenance – Saturday 3/21/2015 @ 12:00 UTC
This Saturday, March 21st, 2015 at 12PM UTC we will be upgrading a large portion of our database infrastructure in order to further ensure a fast and reliable GitHub experience.…
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