AndroidRX - run method in background

Question

I created simple activity with infinity progres bar, and I\'am trying to run time consuming method using RxJava to prevent UI thread from blocking, but everytime UI thread is bl

Answer 1

kotlin use below code to work in background

 Single.fromCallable {
                  // method that run in background

          }
           .subscribeOn(Schedulers.io())
           .observeOn(AndroidSchedulers.mainThread())
           .subscribe()