As a system administrator or web developer, you are using SSH daily to log in to your servers. If you only manage a handful of machines, you might be keeping track of their connection details in a text file or wiki entry.
Did you know that Git has a built-in web interface to browse your repository? This is a very useful tool to have if you are examining a new repository, don’t have access to GitHub or simply for demonstration purposes.
You may have run into a situation where Nginx or Apache is suddenly returning you the dreaded 502 - Bad Gateway. One of the first things you should try is finding out where exactly the problem is coming from.