As a developer, I’m always looking for new ways to enforce optimization in my project. I wanted to use a cache mechanism which was smart (has some validation), and E-Tag (A type of HTTP Cache) turns out to be perfect choice for this.
A cache-mechanism, which doesn’t relies on timeout but instead relies on freshness of the resource.
A few opening remarks, I’ll discuss methods of tracking, users via E-Tag. Please, make sure that you follow, all the privacy regulations, where you are based on.
What is E-Tag ?
E-tag are a way to uniquely identify a request, so that it…