The following links may be helpful: https://docs.adobe.com/content/help/en/experience-manager-65/developing/components/style-system.html https://docs.adobe.com/content/help/en/experience-manager-learn/sites/developing/style-system-technical-video-understand.html

Yes, you can do that. You can make changes to the following query, as per your use case: /jcr:root/content//element(*,cq:Page)[(@cq:lastModified >= xs:dateTime('2015-11-03T04:00:00.000-05:00') and @cQ:lastModified <= xs:dateTime('2015-11-03T20:00:00.000-05:00')) or (@jcr:created >= xs:dateTime('2019...

Once the select tag is created, you can read that document element using query selector, parse through its options and set the "selected" attribute to the second option. Hope it helps !!

I found an article that could be helpful:https://community.adobe.com/t5/indesign/convert-an-image-file-to-base64-or-other-string-value/td-p/3769410?page=1 You can also use Adobe's Base64 API, as follows:https://helpx.adobe.com/experience-manager/6-4/sites/developing/using/reference-materials/javadoc...

* Did you upgrade from AEM 6.3 or below? If yes, did you perform Repository Restructuring[1] after performing In-Place upgrade?* Did you have any configs under /etc/cloudservices?If you have any old configs under /etc, copy/move those configs to /conf folder as per [1], delete the ones under /etc an...

The following documents may be helpful:https://sling.apache.org/documentation/bundles/log-tracers.html#tracer-recordinghttps://adobe-consulting-services.github.io/acs-aem-commons/features/json-event-logger/index.html

You can refer to the Javadoc links for com.day.cq.search, which can be obtained here:https://docs.adobe.com/content/help/en/experience-manager-64/developing/platform/query-builder/querybuilder-api.html#javadoc-links Then, you can use the API docs to create tests.Ex: QueryBuilder Interface: https://h...

Are you implementing it in Metadata Schema? If yes, the following document may be helpful:https://helpx.adobe.com/ca/experience-manager/6-5/assets/using/metadata-schemas.html  You can go add two drop-down fields, and set their Settings, such that the second is visible/enabled only when the first one...

The We.Retail reference implementation implements ContextHub and can serve as a reference as you integrate ContextHub into your own project. The following documents could be helpful:https://docs.adobe.com/content/help/en/experience-manager-65/developing/personlization/ch-adding.htmlhttps://docs.adob...

You can find the logs here:http://<host>:<port>/system/console/slinglog For thread dumps, you can check those at http://<host>:<port>/system/console/status-threaddump  You can download the thread dumps from here: http://<host>:<port>/libs/granite/operations/content/diagnosis.html