Is this the right way to exclude rows with NULL values from the LABKEY.ext.Store ?

LabKey Support Forum (Inactive)
Is this the right way to exclude rows with NULL values from the LABKEY.ext.Store ? Leo Dashevskiy  2012-05-23 12:04
Status: Closed
 
Ben (or anyone else),

while we touched on this subject,
could you, please, explain to me the ideas of a template (example above for instance) and a plug-in (comboBox in FormPanel.js, I believe) in Ext JS, specifically what powerful customization do they allow for ?

Thanks.