Let’s say you have looked at the Getting Started with Spark.publish() tutorial, but you need to send data that needs more processing once it gets to its destination on the web. You have a lot of choices for the data format, but one simple choice is to use JSON, the JavaScript Object Notation which …

:smiley: Well, you won’t find my favorite Bavarian pub there, but it is still a nice place. And there’s beer.

@bko , that new writeup was exactly what I was after! A simple writeup for displaying variables AND published streams gets people off on the right foot! I tried pulling apart spark helper, but as wonderful as that tool is, the code behind it was just too complex to try to simplify. Thanks so muc…

HI @bko , just did that. Here we go: http://techblog.hybris.com/2014/05/02/consuming-spark-core-sse-events-via-node-js/

Hi @captnkrunch I put a new mini-tutorial up over here that builds a table of published core data dynamically. [image] Multiple Cores Publishing to One Web Page This is a mini-tutorial! Let’s say your have sensor farm of Spark cores all publishing their data to the Spark Cloud. You n…

The basic situation is a sensor farm periodically reporting events to a server but the sensor’s future activity is modified by the contents of a database. Thus, I need to transmit and record the event but i need to send data back to the reporting sensor. I agree that these tutorials should be self…

Hi @captnkrunch So I did another introductory tutorial here using both a Spark function and a variable. This one controls a servo, [image] Tutorial: Spark Variable and Function on One Web Page Let’s say you have a Spark core with both a Spark variable and a Spark function. In my case…

IM getting waiting for data … connect and then no more. My spark is online.

Hi @kiwibird1 Ok, let’s check a few things: So you loaded the code above into your core and it is breathing cyan on the LED, right? You remembered to edit the HTML file and put in your access_token and device_id’s, right? Have you tried looking for you core’s event using curl? The curl program …

I have cyan breathing led. [image] [image] ps how do I get email notifications on a topic? I just get the blue dot with tracking

Hi @kiwibird1 With curl or with the HTML, you don’t need the << >> angle braces around the numbers. You want to put just the numbers there. Also you cannot use your device name, you must use the hex number device id in the HTML file for the deviceID variable. To get email from the forum, click …

Using Spark.publish() with Simple JSON Data

Tutorials

bko May 8, 2014, 3:48pm 62

Hi @captnkrunch

So I did another introductory tutorial here using both a Spark function and a variable. This one controls a servo,

The web database part of this is tricky since without a dedicated server, which I can’t really use for a tutorial, you are limited in what you can show.

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Using Spark.publish() with Simple JSON Data

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