I could see the same behavior in my local. Components that are dragged and dropped, the length of node name is restricted to 20 characters(excluding _ in end and random number). But that should ideally not impact any functionality because the name of node for a component is random and its functional...

Permission data is stored in rep:policy nodes. So for example you give permission to a node /content/a for user test then a rep:policy node will be created under /content/a having a child node allow/deny containing user name as rep:principalName, rep:privileges as type of permission. For Example : ...

I could be wrong but it looks like you are trying to install a JAR file in AEM Felix Console. You can only install bundles which is a Jar file containing manifest file which contains all necessary information for OSGi framework. There are 2 ways you can add external dependency/jar as a bundle in AEM...

I am not able to replicate the issue on my local cloud instance. Please provide more details like AEM version and logs of warning/error if any.   Document for logging related information for replication : https://experienceleague.adobe.com/docs/experience-manager-cloud-service/content/operations/rep...

You don't need to write in Java to add a new tab in page properties. You can just override cq:dialog of your page component and add a new tab. You can refer this document override section and apply same for you page component https://experienceleague.adobe.com/docs/experience-manager-65/developing/p...

Please refer this document for different createPath methods.https://developer.adobe.com/experience-manager/reference-materials/6-5/javadoc/com/day/cq/commons/jcr/JcrUtil.html#createPath-javax.jcr.Node-java.lang.String-boolean-java.lang.String-java.lang.String-javax.jcr.Session-boolean-It wont create...

You can use cq:allowedTemplates  property to allow specific templates to be visible under a path. You can set this property on /conf/project/settings/wcm/templates/template-a/initial/jcr:content of the Template A. So once the author creates a page using Template A, the page will have Template B as c...

@AK86 Thanks for update. As you mentioned flush agents are disabled, I don't think there should be any other way invalidating cache from AEM, assuming there wont be any custom logic written in backend to invalidate cache on an event.Please confirm is it happening after activation of any content or i...

Please check the logs of Cache Invalidate agent. You can set the log level to Debug and see the flush requests.You will be able to see property CQ-Path which would be the path of resource getting invalidated.   If you dont see any logs of invalidation in Agent, please check if there is any ACS Dispa...

As per best practice always choose AEM API first so I would suggest to use AssetManager in you case.You can use Sling Jobs as well to process each asset. I have used in one of the project and things went smooth. We did migration of assets from one folder to another folder. Please keep check of follo...