@@ -104,13 +104,19 @@ original value. You can configure the limits in terms of:
 * maximum number of items to dump,
 * maximum string length before truncation.
 
+Since dumping into the toolbar is not always possible - e.g. when working on a
+JSON API - you can have an alternate output destination for dumps. This is
+configurable with the ``debug.dump_destination`` option, that you can typically
+set to ``php://stderr``.
+
 .. configuration-block::
 
 .. code-block:: yaml
 
 debug:
 max_items: 250
 max_string_length: -1
+dump_destination: ~
 
  .. code-block:: xml
 
@@ -119,9 +125,17 @@ original value. You can configure the limits in terms of:
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://symfony.com/schema/dic/debug http://symfony.com/schema/dic/debug/debug-1.0.xsd">
 
-<config max-items="250" max-string-length="-1" />
+<config max-items="250" max-string-length="-1" dump-destination="null" />
 </container>
 
+ .. code-block:: php
+
+$container->loadFromExtension('debug', array(
+'max_items' => 250,
+'max_string_length' => -1,
+'dump_destination' => null,
+));
+
 Dump Examples and Output
 ------------------------