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small mixup in the doc fixed #274

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Nov 27, 2013
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small mixup in the doc fixed #274

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4 changes: 2 additions & 2 deletions overviews/core/_posts/2012-09-20-futures.md
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Expand Up @@ -85,10 +85,10 @@ We will explain the second import shortly.

We then initialize a session variable which we will use to send
requests to the server, using a hypothetical `createSessionFor`
method that returns `List[Friend]`.
method.
To obtain the list of friends of a user, a request
has to be sent over a network, which can take a long time.
This is illustrated with the call to the method `getFriends`.
This is illustrated with the call to the method `getFriends` that returns `List[Friend]`.
To better utilize the CPU until the response arrives, we should not
block the rest of the program-- this computation should be scheduled
asynchronously. The `future` method does exactly that-- it performs
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