devaskim

Yes, the hierarchy widget is limited in some sense, but some time ago I succeeded to implement this 

Only text function. Icon function in my case is `return '';`, as I remember I faced with some limitation of this function,

Here is a snippet for displaying icon with text ``` const data = nodeCtx.data; const entity = nodeCtx.entity; const online = data['active']; // server attribute of a device const offlineStyle...

Looking at my query, I can conclude that it supports multiple relation filters (because of `filters` field is array) ``` const query = { parameters: { rootId: entity.id.id, rootType: entity.id.entityType,...

> then I put ui-ngx folder to TB_WORK_DIR, is this correct way? You need at least one time to build the whole project, so run from the root project folder...

Due to `This failure was cached in the local repository and resolution is not reattempted until the update interval of central has elapsed or updates are forced` Try this for...

By the way, some time ago I gave up implementing custom ui for my rule nodes for the same challenges. Thus I have to be content with default configuration UI...

> Could not find artifact org.thingsboard:thingsboard:pom:3.6.0 in centra Seems like you need to buld thingsboard project as well ``` mvn clean install -DskipTests ```

Try to store timestamp of the latest alarm or alarm count in browser's [localStorage](https://developer.mozilla.org/en-US/docs/Web/API/Window/localStorage), then check this data before beeping.

@ashvayka I think would be great to configure the period both through `thingsboard.yml` and tenant profile settings. In our case a device may send timeseries once in a several hour...