In common practice, a new AEM website is generated using the AEM Project Archetype. https://github.com/adobe/aem-project-archetypeIn the example editable template template. That's right, a template that you can make templates with. After building your newly project via AEM Project Archetype, you wil...

Its best practice to store digital assets inside of the AEM DAM /assets.html/content/dam, as you can set up a strategy for user permissions and rights to these resources.

It really depends on the JAVA library you are using. Take some time to Google Java docs that correspond to the Java library you are using.Assuming that you are using the org.json library, you can call on the size method, for example: import org.json.simple.JSONArray; import org.json.simple.JSONObjec...

@ttra123 Please ensure that your user has publishing rights to editable templates and policies under /conf. You might also want to check if you have publishing rights to the DAM images.

data-sly-resource="${item.imagePath @ resourceType='xxx/components/content/image', wcmmode='disabled', requestAttributes=model.breakpoints}"

is this code working? I tried it, does not work. 

You might want to set up something called health checks on your website. Health checks are generally operated with an external monitoring service or container orchestrator to check the status of an app, such as getting a 200OK response from a website URL. Check with your dev opts team to get this se...

Making sure you are encoding your strings as UTF-8 in Java should solve the trick.  Encoding With Commons-Codec <dependency> <groupId>commons-codec</groupId> <artifactId>commons-codec</artifactId> <version>1.14</version> </dependency> String rawString = "Welcome to Progress - Image Film...

Can you check if you have the correct user permissions?

From what I can see, you are calling an AEM Component, and passing the requestAttributes parameter to your Sling Model backend.  If you are using Sling Model, from the backend, to capture the requestAttribute will be: @RequestAttribute private String href;If you are using WCMUsePojo, from the ba...