I am facing issues intermittently after code deployment to AEM server, bundles are not active(they are in following state installed, resolved etc...), Uber jar version is also matching with the AEM version which i am using, Please suggest how to resolve it.       @arunpatidar please suggest what cou...

Thanks @arunpatidar 

@Lokesh_Vajrala blue color browse button will take author to upload images from local computer not from Dam, I want preview picker icon through which we can browse /content/dam folder in AEM server.

@fang_29 I don't think update_properties will work. 

not able to see preview icon(which looks like a binoculars) for browsing dam content(Images), only able to see edit and clear option. xml format is like below    <backicon jcr:primaryType="nt:unstructured" sling:resourceType="cq/gui/components/authoring/dialog/fileupload" autoSt...

@Mayank_Gandhi There are two ResourceChangeListeners one is   1. org.apache.sling.installer.api.ResourceChangeListener  and other one is  2. org.apache.sling.api.resource.observation.ResourceChangeListener;  I think you mentioned about first one(org.apache.sling.installer.api.ResourceChangeListener)...

What is the difference between ResourceChangeListener and EventListener in AEM ?

Thanks @lukasz-m .

Does the resource resolver object which we get from a resource or request object in a sling model has all JCR privileges(read, write, modify etc...) ??    

@fang_29 But in real time scenarios, you should never use replace mode(Merge mode is recommended), because there is a very high changes of content loss upon every code deployment/build.