snippet hack to make share operator hot

bp_rxjava_share_warm_to_hot_hack.java

storeObservable =
    Observable.interval(1, TimeUnit.SECONDS)
    .map(new Func1<Long, Integer>() {
        @Override
        public Integer call(Long aLong) {
            return aLong.intValue();
        }
    })
    .take(20)
    .share();

// Do not do this in production!
// this is a hack!
storeObservable = storeObservable.subscribe();