In the final stages of development, systems that may get quick tweaks in real-time, where a bug has stopped the flow of business and the developer needs to get the fix in place ASAP.  The client doesn’t know to hit Ctrl+F5 and his browser is just showing them the same code as they had. You can generally override the browser cache by adding a querystring, but then you have to dig around and get rid of them, or even change them more than once. Here’s a solution.

The Angular feature $watch has become known for its tendancy to hog memory, so we’ve been avoiding it wherever we can. However, with Components, the fact that you may only have a few bound values makes it much more necessary to have a watch on a value. There is a very easy way to do this.