add specific tip, since I'm so slow

Author: ringe

README.md

@@ -201,7 +201,7 @@ Another configuration is the showplan option. Some might find the XML format mor
 ActiveRecord::ConnectionAdapters::SQLServerAdapter.showplan_option = 'SHOWPLAN_XML'
 ```
 
-**NOTE:** The method we utilize to make SHOWPLANs work is very brittle to complex SQL. There is no getting around this as we have to deconstruct an already prepared statement for the sp_executesql method. If you find that explain breaks your app, simple disable it. Do not open a github issue unless you have a patch. To disable explain, just set the threshold to nil. Please [consult the Rails guides](http://guides.rubyonrails.org/active_record_querying.html#running-explain) for more info.
+**NOTE:** The method we utilize to make SHOWPLANs work is very brittle to complex SQL. There is no getting around this as we have to deconstruct an already prepared statement for the sp_executesql method. If you find that explain breaks your app, simple disable it. Do not open a github issue unless you have a patch. To disable explain, just set the threshold to nil. Please [consult the Rails guides](http://guides.rubyonrails.org/active_record_querying.html#running-explain) for more info. Change this setting in your ```config/environments/development.rb```:
 
 ```ruby
 config.active_record.auto_explain_threshold_in_seconds = nil