using camelCase for output_label now
diff --git a/examples/objective-c/route_guide/Misc/Base.lproj/Main.storyboard b/examples/objective-c/route_guide/Misc/Base.lproj/Main.storyboard
index 306320f..5ca9f46 100644
--- a/examples/objective-c/route_guide/Misc/Base.lproj/Main.storyboard
+++ b/examples/objective-c/route_guide/Misc/Base.lproj/Main.storyboard
@@ -40,7 +40,7 @@
                     </view>
                     <tabBarItem key="tabBarItem" title="Get Feature" image="first" id="acW-dT-cKf"/>
                     <connections>
-                        <outlet property="output_label" destination="2ga-Gd-X9q" id="yXF-xa-kbD"/>
+                        <outlet property="outputLabel" destination="2ga-Gd-X9q" id="yXF-xa-kbD"/>
                     </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="W5J-7L-Pyd" sceneMemberID="firstResponder"/>
@@ -86,7 +86,7 @@
                     </view>
                     <tabBarItem key="tabBarItem" title="List Features" image="second" id="cPa-gy-q4n"/>
                     <connections>
-                        <outlet property="output_label" destination="8mE-gq-NQc" id="6rw-Kd-21X"/>
+                        <outlet property="outputLabel" destination="8mE-gq-NQc" id="6rw-Kd-21X"/>
                     </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="4Nw-L8-lE0" sceneMemberID="firstResponder"/>
@@ -150,7 +150,7 @@
                     </view>
                     <tabBarItem key="tabBarItem" title="Record Route" image="first" id="PLK-Jm-UyM"/>
                     <connections>
-                        <outlet property="output_label" destination="9wL-iS-tp8" id="xhd-zm-66g"/>
+                        <outlet property="outputLabel" destination="9wL-iS-tp8" id="xhd-zm-66g"/>
                     </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="9RW-dt-a4q" sceneMemberID="firstResponder"/>
@@ -192,7 +192,7 @@
                     </view>
                     <tabBarItem key="tabBarItem" title="Route Chat" image="second" id="p2G-IC-yAR"/>
                     <connections>
-                        <outlet property="output_label" destination="131-U2-Ogk" id="fNw-M5-x1D"/>
+                        <outlet property="outputLabel" destination="131-U2-Ogk" id="fNw-M5-x1D"/>
                     </connections>
                 </viewController>
                 <placeholder placeholderIdentifier="IBFirstResponder" id="yUz-se-Cfi" sceneMemberID="firstResponder"/>
diff --git a/examples/objective-c/route_guide/ViewControllers.m b/examples/objective-c/route_guide/ViewControllers.m
index b916a4e..1e84c33 100644
--- a/examples/objective-c/route_guide/ViewControllers.m
+++ b/examples/objective-c/route_guide/ViewControllers.m
@@ -37,7 +37,7 @@
 #import <RxLibrary/GRXWriter+Immediate.h>
 #import <RxLibrary/GRXWriter+Transformations.h>
 
-static NSString * const kHostAddress = @"localhost:50051";
+static NSString * const kHostAddress = @"192.168.1.120:50051";
 
 /** Category to override RTGPoint's description. */
 @interface RTGPoint (Description)
@@ -83,7 +83,7 @@
 @interface GetFeatureViewController : UIViewController {
   RTGRouteGuide *service;
 }
-@property (weak, nonatomic) IBOutlet UILabel *output_label;
+@property (weak, nonatomic) IBOutlet UILabel *outputLabel;
 @end
 
 @implementation GetFeatureViewController
@@ -91,16 +91,16 @@
 - (void)execRequest {
   void (^handler)(RTGFeature *response, NSError *error) = ^(RTGFeature *response, NSError *error) {
     if (response.name.length) {
-      NSString *str =[NSString stringWithFormat:@"%@\nFound feature called %@ at %@.", self.output_label.text, response.location, response.name];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nFound feature called %@ at %@.", self.outputLabel.text, response.location, response.name];
+      self.outputLabel.text = str;
       NSLog(@"Found feature called %@ at %@.", response.name, response.location);
     } else if (response) {
-      NSString *str =[NSString stringWithFormat:@"%@\nFound no features at %@",  self.output_label.text,response.location];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nFound no features at %@",  self.outputLabel.text,response.location];
+      self.outputLabel.text = str;
       NSLog(@"Found no features at %@", response.location);
     } else {
-      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.output_label.text, error];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.outputLabel.text, error];
+      self.outputLabel.text = str;
       NSLog(@"RPC error: %@", error);
     }
   };
@@ -123,9 +123,9 @@
 }
 
 - (void)viewDidAppear:(BOOL)animated {
-  self.output_label.text = @"RPC log:";
-  self.output_label.numberOfLines = 0;
-  self.output_label.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
+  self.outputLabel.text = @"RPC log:";
+  self.outputLabel.numberOfLines = 0;
+  self.outputLabel.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
   [self execRequest];
 }
 
@@ -141,7 +141,7 @@
 @interface ListFeaturesViewController : UIViewController {
   RTGRouteGuide *service;
 }
-@property (weak, nonatomic) IBOutlet UILabel *output_label;
+@property (weak, nonatomic) IBOutlet UILabel *outputLabel;
 
 @end
 
@@ -158,12 +158,12 @@
   [service listFeaturesWithRequest:rectangle
                       eventHandler:^(BOOL done, RTGFeature *response, NSError *error) {
     if (response) {
-      NSString *str =[NSString stringWithFormat:@"%@\nFound feature at %@ called %@.", self.output_label.text, response.location, response.name];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nFound feature at %@ called %@.", self.outputLabel.text, response.location, response.name];
+      self.outputLabel.text = str;
       NSLog(@"Found feature at %@ called %@.", response.location, response.name);
     } else if (error) {
-      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.output_label.text, error];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.outputLabel.text, error];
+      self.outputLabel.text = str;
       NSLog(@"RPC error: %@", error);
     }
   }];
@@ -176,9 +176,9 @@
 }
 
 - (void)viewDidAppear:(BOOL)animated {
-  self.output_label.text = @"RPC log:";
-  self.output_label.numberOfLines = 0;
-  self.output_label.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
+  self.outputLabel.text = @"RPC log:";
+  self.outputLabel.numberOfLines = 0;
+  self.outputLabel.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
   [self execRequest];
 }
 
@@ -195,7 +195,7 @@
 @interface RecordRouteViewController : UIViewController {
   RTGRouteGuide *service;
 }
-@property (weak, nonatomic) IBOutlet UILabel *output_label;
+@property (weak, nonatomic) IBOutlet UILabel *outputLabel;
 
 @end
 
@@ -211,8 +211,8 @@
     RTGPoint *location = [RTGPoint message];
     location.longitude = [((NSNumber *) feature[@"location"][@"longitude"]) intValue];
     location.latitude = [((NSNumber *) feature[@"location"][@"latitude"]) intValue];
-    NSString *str =[NSString stringWithFormat:@"%@\nVisiting point %@", self.output_label.text, location];
-    self.output_label.text = str;
+    NSString *str =[NSString stringWithFormat:@"%@\nVisiting point %@", self.outputLabel.text, location];
+    self.outputLabel.text = str;
     NSLog(@"Visiting point %@", location);
     return location;
   }];
@@ -223,16 +223,16 @@
       NSString *str =[NSString stringWithFormat:
                       @"%@\nFinished trip with %i points\nPassed %i features\n"
                       "Travelled %i meters\nIt took %i seconds",
-                      self.output_label.text, response.pointCount, response.featureCount,
+                      self.outputLabel.text, response.pointCount, response.featureCount,
                       response.distance, response.elapsedTime];
-      self.output_label.text = str;
+      self.outputLabel.text = str;
       NSLog(@"Finished trip with %i points", response.pointCount);
       NSLog(@"Passed %i features", response.featureCount);
       NSLog(@"Travelled %i meters", response.distance);
       NSLog(@"It took %i seconds", response.elapsedTime);
     } else {
-      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.output_label.text, error];
-      self.output_label.text = str; 
+      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.outputLabel.text, error];
+      self.outputLabel.text = str; 
       NSLog(@"RPC error: %@", error);
     }
   }];
@@ -245,9 +245,9 @@
 }
 
 - (void)viewDidAppear:(BOOL)animated {
-  self.output_label.text = @"RPC log:";
-  self.output_label.numberOfLines = 0;
-  self.output_label.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
+  self.outputLabel.text = @"RPC log:";
+  self.outputLabel.numberOfLines = 0;
+  self.outputLabel.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
   [self execRequest];
 }
 
@@ -263,7 +263,7 @@
 @interface RouteChatViewController : UIViewController {
   RTGRouteGuide *service;
 }
-@property (weak, nonatomic) IBOutlet UILabel *output_label;
+@property (weak, nonatomic) IBOutlet UILabel *outputLabel;
 
 @end
 
@@ -283,12 +283,12 @@
                           eventHandler:^(BOOL done, RTGRouteNote *note, NSError *error) {
     if (note) {
       NSString *str =[NSString stringWithFormat:@"%@\nGot message %@ at %@",
-                      self.output_label.text, note.message, note.location];
-      self.output_label.text = str;
+                      self.outputLabel.text, note.message, note.location];
+      self.outputLabel.text = str;
       NSLog(@"Got message %@ at %@", note.message, note.location);
     } else if (error) {
-      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.output_label.text, error];
-      self.output_label.text = str;
+      NSString *str =[NSString stringWithFormat:@"%@\nRPC error: %@", self.outputLabel.text, error];
+      self.outputLabel.text = str;
       NSLog(@"RPC error: %@", error);
     }
     if (done) {
@@ -304,9 +304,9 @@
 }
 
 - (void)viewDidAppear:(BOOL)animated {
-  self.output_label.text = @"RPC log:";
-  self.output_label.numberOfLines = 0;
-  self.output_label.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
+  self.outputLabel.text = @"RPC log:";
+  self.outputLabel.numberOfLines = 0;
+  self.outputLabel.font = [UIFont fontWithName:@"Helvetica Neue" size:8.0];
   [self execRequest];
 }