Update 2. Key types.md

Tiltman · Tiltman · commit 2b3ffd7cdd6b · 2015-07-19T15:59:45.000+02:00
diff --git a/Part 1 - Getting Started/2. Key types.md b/Part 1 - Getting Started/2. Key types.md
@@ -40,7 +40,7 @@ interface Observer<T> {
 
 Those three methods are the behaviour that is executed every time the observable pushes a value. The observer will have its `onNext` called zero or more times, optionally followed by an `onCompleted` or an `onError`. No calls happen after a call to `onError` or `onCompleted`.
 
-When developing Rx code, you'll see a lot of `Observable`, but not so much of `Observer`. While it is important to understand the `Observer`, there are shorthands that that remove the need to instantiate it yourself.
+When developing Rx code, you'll see a lot of `Observable`, but not so much of `Observer`. While it is important to understand the `Observer`, there are shorthands that remove the need to instantiate it yourself.
 
 
 ## Implementing Observable and Observer
@@ -132,9 +132,8 @@ Late: 3
 Our late subscriber now missed the first value, which fell off the buffer of size 2. Similarily, old values fall off the buffer as time passes, when the subject is created with `createWithTime`
 
 ```java
-ReplaySubject<Integer> s = ReplaySubject.createWithTime(
-		150, TimeUnit.MILLISECONDS,
-		Schedulers.immediate());
+ReplaySubject<Integer> s = ReplaySubject.createWithTime(150, TimeUnit.MILLISECONDS,
+                                                        Schedulers.immediate());
 s.onNext(0);
 Thread.sleep(100);
 s.onNext(1);
