If I launch it on a different device I get different numbers, but they stay the same every subsequent launch. It allows data to survive configuration changes such. Val testRandom6 = (0, 100)Įvery call gives me a different number, but every time I launch the app I get the exact same 6 results. As per the android documentation ViewModel: Store and manage UI-related data in a lifecycle conscious way. To isolate the problem I created a brand new app (with the 'Empty activity') from Android Studio, and I pasted this code in my MainActivity's onCreate: kc.thomasJune 17, 2020, 8:59pm 12 As you said yourself, it looks Ok. snippet to get all paired devices with name and MAC address of each device. Kotlin is, or at least a big part of it is, all about being beautifuland elegant, and adding an else clause to a for-each loop is only the natural thing to do. You can perform any operations on functions that are possible for other non-function values. android studio bluetooth example kotlin Due to different manual measurement. I'm a bit puzzled here, I was trying to add a small function that depends on a random number, and while testing it it kept giving me the same random number every time I relaunched the app. Kotlin functions are first-class, which means they can be stored in variables and data structures, and can be passed as arguments to and returned from other higher-order functions. They allow encoding unsigned 64-bit integers using anywhere between one and ten bytes, with small values using fewer bytes.

Kotlin for each