Yesterday Google has released a new free course on developing Android apps with Kotlin. Check it out on Udacity:
Here's a link on Twitter
I'm confused with such using of Past Perfect, i.e. I always thought that It's not allowed to use Present Perfect with some time makers like 'yesterday', 'last week', 'two days ago', as Google did it.
Maybe the clue is in the second sentence, which is connected to the result of the first one?
Can somebody explain the idea?