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Questions tagged [cumulocity]

Cumulocity is a proprietary, cloud-based Internet of Things (IoT) applications development platform.

Cumulocity is a proprietary, cloud-based Internet of Things (IoT) applications development platform with REST APIs to connect IoT devices. For connecting devices, many embedded environments using , , , , and others are supported.

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Is MQTT support in Cumulocity?

it's possible to receive MQTT messages from Cumuloyity API? How can I get with Java Clients the values from following Measurements: Analog Measurement Motion Measurement Thanks
user1881745
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Bulk insert of devices / measurements

Do you plan to allow the creation of multiple objects in one only call? For example, currently if I want to create 50 devices (by import), I need to call the API 50 times. I think it can load the server more unnecessarily that if all objects are…
Thomas Lallement
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Cumulocity Cloud Fieldbus modbus device (sometimes) does not recognize modbus measurements

I am using a NETCOMM NTC-6200 modem to connect devices via the modbus TCP protocol. Using the Cloud Fieldbus application I can register the devices on the modbus registers I want and add the device to cumulocity. However, once I have done this the…
Davis Kirkendall
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Custom Date queries using Cumulocity API

Is it possible to aggregate measurements or create custom queries beyond the standard dateFrom dateTo queries? As an example, I have measurements which have a time delta of 1 minute (2015-01-01T05:05:00, 2015-01-01T05:05:00, 2015-01-01T05:05:00,…
Davis Kirkendall
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Iterating over list in event processing

I am currently trying to iterate over a list of ManagedObjects in event processing through a script. It should check a condition for each ManagedObject in the list and once it is true return that Object. This is my script: create expression…
Dominika Majcher
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Using an Intel Edison and Node.js with Cumulocity

I am looking for an example on how to use the Intel Edison with Cumulocity through Node.js. Is there any Node.js sample code available?
André
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"resourcesUrl" in cumulocity.json not working?

I have cloned the sample myapplication from here(https://cumulocity.com/guides/web/introduction/) and it works. However, when I change the resourcesUrl to point to my bitbucket repos, it starts getting funny. { "availability": "MARKET", …
Bill Zhou
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Cumulocity data export

I noticed a limit of 2000 records per API call for getting collections out of Cumulocity. Will we be constrained to these limits or is there any other batch API available?
Dominika Majcher
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Cannot log in to smart apps toolkit sample

I am following the link below to test the smart apps toolkit, https://www.cumulocity.com/guides/web/smart-toolkit/ I can reach the "5. Create login screen" and see the login page with GRUNT SERVER running in the background. However, I have no luck…
Bill Zhou
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Cumolocity - Send a REST to an external Webserver

Is there a way to send a REST request to an external web server from Cumulocity? My Use Case: When an event occurs, an external web server is to be notified. I read that it should go with the development of own applications.Is there an easier way? I…
Andij71
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Best practice for filtering measurements with user-defined attributes

As you know, Cumulocity does not support filtering measurements with user-defined attributes. By the way it is a must for us; Daily we send more than 100,000 measurements to the cloud and we need to filter them. So, I wanted to know what is the…
Parda
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Getting a Measurement Series via Java SDK for Cumulocity

Is there a method to get measurement series from Cumulocity API using the Java SDK? When using the measurement-API, I only seem to be able to get measurement collections. To prevent unnecessary overhead in the communication I would like to only get…
Lee Kebum
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How to upload data to cumulocity using RPi?

I have connected a RPi to Cumulocity and I would like to know how I can upload data from the RPi. I suppose I can write a python code that does that? Thanks.
M. Orain
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cumulocity string template expand issue

I am trying to expand string template for the cumulocity data. example ex-03-measurement. I changed like below //=================================================================== 10,103,POST,/measurement/measurements,application/json,,%%,NOW…
連世鈺
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Cumulocity beginner's question: How to do a realtime analytics

I'm trying to take my forst steps using cumulocity. I've got my phone registered as device and can even see it, but how can I now use those nifty "cel" statements? Can I just enter them somewhere? Do I have to deploy something? The documentation…
Volker
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