                  boolean&nbsp;isNullValid,
                                    rx.Single.Transformer&lt;android.location.Location,android.location.Location&gt;&nbsp;transformer)</code>
                                    <div class="block">Get last location from specific provider.
                                        It will ignore any library exceptions (e.g <a
                                                href="../../../ru/solodovnikov/rxlocationmanager/ElderLocationException.html"
                 