I'm very new to android development and I need a beginners help please... I am creating an app that should have 2 directories, a Databases directory and an Images directory, just like Whatsapp has...

I update my android studio to 3.1.3 but I cannot use platform 27 now when I click "install platform and sync project" it pop up a download window and then disappear. But the error still exist. SD...

I'm trying to start a new project here but this problem is appearing. I can run the project and deploy it in an emulator but this Render problem and Using private resources is ticking me off. I've ...