fixing up spacing in examples

Author: Andrew Leung

source/reference/operator/uniqueDocs.txt

@@ -16,7 +16,7 @@ $uniqueDocs
    The :operator:`$uniqueDocs` operator inverts the default behavior
    of the :operator:`$within` operator. By default, the
    :operator:`$within` operator returns the document only once. If you
-   specify a value of ``false`` for :operator:`uniqueDocs`, MongoDB
+   specify a value of ``false`` for :operator:`$uniqueDocs`, MongoDB
    will return multiple instances of a single document.
 
    .. example::
@@ -25,21 +25,21 @@ $uniqueDocs
 
       .. code-block:: javascript
 
-         { addresses: [ { name: "Home", loc:[55.5,42.3]}, {name:"Work",loc:[32.3,44.2]}]}
+         { addresses: [ { name: "Home", loc: [55.5, 42.3] }, { name: "Work", loc: [32.3, 44.2] } ] }
 
       The following query would return the same document multiple
       times:
 
       .. code-block:: javascript
 
-         db.addressBook.find( {"addresses.loc":{"$within": {"$box": [ [0,0],[100,100] ], $uniqueDocs:false } }}).pretty()
+         db.addressBook.find( { "addresses.loc": { "$within": { "$box": [ [0,0], [100,100] ], $uniqueDocs: false } } } )
 
       The following query would return each matching document, only
       once:
 
       .. code-block:: javascript
 
-         db.addressBook.find( {"address.loc":{"$within": {"$box": [ [0,0],[100,100] ], $uniqueDocs:true } }}).pretty()
+         db.addressBook.find( { "address.loc": { "$within": { "$box": [ [0,0], [100,100] ], $uniqueDocs: true } } } )
 
    You cannot specify :operator:`$uniqueDocs` with :operator:`$near`
    or haystack queries.