Yes! At one early startup I worked at, one of our initial customers (we didn't have many at that point) had reported an annoying bug stopping their workflow. So one of our engineers logged into production on their tenant; replicated the bug; set some breakpoints in the Chrome debugger; worked out the cause of the bug; and then fixed it and deployed the fix within a few hours. Customer was happy.
I don't think there are many languages where you can do something like that? There are some where it's maybe even better, like Smalltalk...
I don't think there are many languages where you can do something like that? There are some where it's maybe even better, like Smalltalk...