Fix some review comments
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@ -80,7 +80,7 @@ The following table summarizes terms you'll see used to refer to cluster concept
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<tbody>
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<tr>
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<td>Application</td>
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<td>Any user program invoking Spark</td>
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<td>User program built on Spark. Consists of a <em>driver program</em> and <em>executors</em> on the cluster.</td>
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</tr>
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<tr>
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<td>Driver program</td>
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@ -36,7 +36,7 @@ scala> textFile.count() // Number of items in this RDD
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res0: Long = 74
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scala> textFile.first() // First item in this RDD
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res1: String = Welcome to the Spark documentation!
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res1: String = # Apache Spark
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{% endhighlight %}
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Now let's use a transformation. We will use the [`filter`](scala-programming-guide.html#transformations) transformation to return a new RDD with a subset of the items in the file.
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