How do I invalidate iOS's cache for a particular URL?

Question

Using NSURLSession\'s default caching, how do I invalidate the cache for a particular URL?

I note NSURLCache\'s removeCachedResponseF

Answer 1

Here's what has been working for me:

request.cachePolicy = NSURLRequestCachePolicy.ReloadIgnoringCacheData

Here are all the options listed regarding chache policy, so you may find one that better suits your need:

Using Swift 2.2 and Xcode 7.3