Whether one should strive towards having an SPA is widely discussed on the Web these days. My opinion on the subject, in the interest of the user, is that we should really try to push things in this direction. Having not to post back and cause a full reload of the page and all its resources and getting into the correct state gives the user a better experience. Some of the arguments to perform post-backs every now and then go in the direction of fixing potential memory leaks happening in the browser. Although the technique is sound and the result is right, it really just camouflages a problem one has in the system. However, as with everything, it really depends on the situation.

At the core of an SPA is a single page (pun intended), which is usually the index.html file sitting at the root of the project. Add the new index.html file and edit it as follows: