# Latest **URL:** https://discourse.nodered.org/latest.md?page=384 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 385 --- ## [❓ Discussion: How do you test your flows?](https://discourse.nodered.org/t/discussion-how-do-you-test-your-flows/20061)
**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\ **Replies:** 23\ **Last updated:** [5 March 2023 21:04 UTC](https://discourse.nodered.org/t/discussion-how-do-you-test-your-flows/20061 "2023-03-05T21:04:23Z")
I'm interested in getting some community feedback on the subject of testing your flows. More specifically, have you created a set of tests you can routinely run against your flows to verify they are working? Have you c… --- ## [What URL to use for http request node?](https://discourse.nodered.org/t/what-url-to-use-for-http-request-node/76124)
**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\ **Replies:** 4\ **Last updated:** [5 March 2023 20:03 UTC](https://discourse.nodered.org/t/what-url-to-use-for-http-request-node/76124 "2023-03-05T20:03:08Z")
Hey All. First time working with JSON and I'm setting up a http request node but I don't know what URL to use. I'm working on a local network. The JSON I'm interested in is coming from a form on the dashboard and I'm t… --- ## [OPC-UA, PackML and MQTT simulator for development and training purposes](https://discourse.nodered.org/t/opc-ua-packml-and-mqtt-simulator-for-development-and-training-purposes/76143)
**Author:** [@JeremyTheocharis](https://discourse.nodered.org/u/JeremyTheocharis)\ **Replies:** 2\ **Last updated:** [5 March 2023 17:03 UTC](https://discourse.nodered.org/t/opc-ua-packml-and-mqtt-simulator-for-development-and-training-purposes/76143 "2023-03-05T17:03:18Z")
Hi everyone! As co-founder and CTO of the United Manufacturing Hub (UMH), I wanted to share with you a valuable resource for getting started with Node-RED in Industrial IoT. We understand that it can be challenging to c… --- ## [NodeRed: Creating a canvas with ui\_template and displaying it in the associated ui page](https://discourse.nodered.org/t/nodered-creating-a-canvas-with-ui-template-and-displaying-it-in-the-associated-ui-page/76109)
**Author:** [@caio\_lorenzo](https://discourse.nodered.org/u/caio_lorenzo)\ **Replies:** 4\ **Last updated:** [5 March 2023 17:02 UTC](https://discourse.nodered.org/t/nodered-creating-a-canvas-with-ui-template-and-displaying-it-in-the-associated-ui-page/76109 "2023-03-05T17:02:40Z")
I am trying to create a canvas with a ui\_template node, with the following code: \
\\ \ \ (function() { // Obtain canvas va… --- ## [🌟 \[Major Release\] uibuilder v6.0.0 - it's here at last!](https://discourse.nodered.org/t/major-release-uibuilder-v6-0-0-its-here-at-last/72387)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 6\ **Last updated:** [5 March 2023 16:39 UTC](https://discourse.nodered.org/t/major-release-uibuilder-v6-0-0-its-here-at-last/72387 "2023-03-05T16:39:46Z")
Hi all, after much delay due to unexpected life getting in the way (which really should be expected by now!), uibuilder v6 is finally released. The notable changes are: Node.js v14 and Node-RED v3 are the minimum sup… --- ## [Monitoring shelly plug s](https://discourse.nodered.org/t/monitoring-shelly-plug-s/73023)
**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\ **Replies:** 26\ **Last updated:** [5 March 2023 13:42 UTC](https://discourse.nodered.org/t/monitoring-shelly-plug-s/73023 "2023-03-05T13:42:00Z")
I am checking wifi strength only every 5min. At midnight I am reading total energy in order to calculate daily consumption. \[{"id":"e3968abdf637a7a9","type":"ui\_gauge","z":"cfc6b839afbbeb5d","name":"Computer power",… --- ## [Timestamp subtraction from msg objects](https://discourse.nodered.org/t/timestamp-subtraction-from-msg-objects/76133)
**Author:** [@Aaroneisele55](https://discourse.nodered.org/u/Aaroneisele55)\ **Replies:** 2\ **Last updated:** [5 March 2023 14:38 UTC](https://discourse.nodered.org/t/timestamp-subtraction-from-msg-objects/76133 "2023-03-05T14:38:52Z")
Hello, I have the following problem: I have another flow created which returns JSON like this: {"payload":195,"topic":"/lights/Aaron/cmd","timestamp":1676613795211} With timestamp being the time in milliseconds since… --- ## [Struggling with JSON Data](https://discourse.nodered.org/t/struggling-with-json-data/76138)
**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\ **Replies:** 3\ **Last updated:** [5 March 2023 15:35 UTC](https://discourse.nodered.org/t/struggling-with-json-data/76138 "2023-03-05T15:35:30Z")
I'm new to JSON and struggling. I have a dashboard form that collects an integer and stores it in JSON. I need to extract the integer so I can use it. I'm failing miserably. Please help Here's my flow \[ { … --- ## [Hour meter without stopwatch](https://discourse.nodered.org/t/hour-meter-without-stopwatch/76077)
**Author:** [@jannis\_avstria](https://discourse.nodered.org/u/jannis_avstria)\ **Replies:** 10\ **Last updated:** [5 March 2023 15:25 UTC](https://discourse.nodered.org/t/hour-meter-without-stopwatch/76077 "2023-03-05T15:25:00Z")
I'm new here - thanks for the indulgence I have a problem and need help. I'm looking for a way to record the switch-on time. However, it should not be a stopwatch function. Thank you for a support ein-aus-zeit.json (… --- ## [Connecting Node-RED to SAP SQL Anywhere with Custom Docker Instance](https://discourse.nodered.org/t/connecting-node-red-to-sap-sql-anywhere-with-custom-docker-instance/76140)
**Author:** [@JeremyTheocharis](https://discourse.nodered.org/u/JeremyTheocharis)\ **Replies:** 0\ **Last updated:** [5 March 2023 15:19 UTC](https://discourse.nodered.org/t/connecting-node-red-to-sap-sql-anywhere-with-custom-docker-instance/76140 "2023-03-05T15:19:17Z")
Hi, we've managed to get Node-RED connected to SAP SQL Anywhere. Node-RED runs in the United Manufacturing Hub as a Docker container in a Kubernetes cluster, so it was a lot of pain getting the Linux libraries / ODBC dr… --- ## [\[node-red-contrib-uibuilder\] NEW MAJOR RELEASE v5.0.0 🎁](https://discourse.nodered.org/t/node-red-contrib-uibuilder-new-major-release-v5-0-0/60697)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 39\ **Last updated:** [5 March 2023 14:51 UTC](https://discourse.nodered.org/t/node-red-contrib-uibuilder-new-major-release-v5-0-0/60697 "2023-03-05T14:51:56Z")
Phew, it is finally here! The big one - and it is big, really big! I've included the release notes below. :fireworks::fireworks::clinking\_glasses::wrapped\_gift: Yes, I'm afraid it has some breaking changes and you will… --- ## [\`SWITCH\` node question about options](https://discourse.nodered.org/t/switch-node-question-about-options/76086)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 27\ **Last updated:** [5 March 2023 13:48 UTC](https://discourse.nodered.org/t/switch-node-question-about-options/76086 "2023-03-05T13:48:53Z")
This is about the SWITCH node and it's options. Ok, second attempt and I hope this effort is better than my other question I asked poorly. Say I have a message that is an object. eg: msg = {"payload":"this is the payl… --- ## [Improve layout on small mobile devices](https://discourse.nodered.org/t/improve-layout-on-small-mobile-devices/76129)
**Author:** [@Aaroneisele55](https://discourse.nodered.org/u/Aaroneisele55)\ **Replies:** 13\ **Last updated:** [5 March 2023 12:19 UTC](https://discourse.nodered.org/t/improve-layout-on-small-mobile-devices/76129 "2023-03-05T12:19:36Z")
Hello, I often use the NodeRed Editor from my android phone (6.1 inch display size) and I find it very responsive and good for small changes, but one little thing is still annoying: The "deploy" Button is not visible, … --- ## [Filter msg.payload to get just one debug message](https://discourse.nodered.org/t/filter-msg-payload-to-get-just-one-debug-message/76110)
**Author:** [@Kayle](https://discourse.nodered.org/u/Kayle)\ **Replies:** 15\ **Last updated:** [5 March 2023 12:05 UTC](https://discourse.nodered.org/t/filter-msg-payload-to-get-just-one-debug-message/76110 "2023-03-05T12:05:25Z")
Hi, I am reading gpio17 on my Raspberry Pi to trigger a read from a pcf8574. There is a debug node on the output on the pcf8574 node which is displaying 2 messages when gpio17 get HIGH. msg.payload: boolean = true gpi… --- ## [Programically control mqtt in and mqtt out nodes](https://discourse.nodered.org/t/programically-control-mqtt-in-and-mqtt-out-nodes/76127)
**Author:** [@miladmrm](https://discourse.nodered.org/u/miladmrm)\ **Replies:** 2\ **Last updated:** [5 March 2023 11:13 UTC](https://discourse.nodered.org/t/programically-control-mqtt-in-and-mqtt-out-nodes/76127 "2023-03-05T11:13:21Z")
In my flow, I set an Interval and I send message from mqtt out node repetitiously. Now I want to stop sending programmatically without re-deploy Node-RED. How can I do this? How can I manage mqtt in/out nodes connecti… --- ## [Connection refused](https://discourse.nodered.org/t/connection-refused/76014)
**Author:** [@Giacomo23](https://discourse.nodered.org/u/Giacomo23)\ **Replies:** 5\ **Last updated:** [5 March 2023 10:47 UTC](https://discourse.nodered.org/t/connection-refused/76014 "2023-03-05T10:47:57Z")
Hi everyone, I'm trying to insert a link (test.local:3456) inside my dashboard but I get the connection refused error. If I try other links like the node red one as well as test.local:1880 then it shows me i used … --- ## [Streaming video on uibuilder](https://discourse.nodered.org/t/streaming-video-on-uibuilder/76023)
**Author:** [@miladmrm](https://discourse.nodered.org/u/miladmrm)\ **Replies:** 2\ **Last updated:** [5 March 2023 10:22 UTC](https://discourse.nodered.org/t/streaming-video-on-uibuilder/76023 "2023-03-05T10:22:22Z")
I have a hastily question, so I want to make sure before I try to do it because I have limit time. If I want to receive a streaming video with the HTTP protocol in Node-RED and show it in the UIBuilder, I won't have a p… --- ## [Processing PIR sensor status from Arduino over serial: Timers](https://discourse.nodered.org/t/processing-pir-sensor-status-from-arduino-over-serial-timers/76120)
**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\ **Replies:** 2\ **Last updated:** [5 March 2023 01:09 UTC](https://discourse.nodered.org/t/processing-pir-sensor-status-from-arduino-over-serial-timers/76120 "2023-03-05T01:09:12Z")
Hey All, I have a PIR sensor attached to an Arduino sending data over serial to a Raspberry Pi to toggle a pin on the Arduino. I have a flow that works when I use a trigger but when the PIR sensor sends the variable it… --- ## [Saving and repopulating graph data using JSON](https://discourse.nodered.org/t/saving-and-repopulating-graph-data-using-json/76033)
**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\ **Replies:** 2\ **Last updated:** [5 March 2023 00:28 UTC](https://discourse.nodered.org/t/saving-and-repopulating-graph-data-using-json/76033 "2023-03-05T00:28:47Z")
I have a graph that saves JSON data to a text on a Raspberry Pi and that works as it should. When I restart Node-Red I want to retrieve that data and repopulate the graph. I'm able to fetch the data but I get an error … --- ## [Receiving inputs but outputs not sending/coils not opening and closing between 2 IOEX-4422 radios](https://discourse.nodered.org/t/receiving-inputs-but-outputs-not-sending-coils-not-opening-and-closing-between-2-ioex-4422-radios/76108)
**Author:** [@bradjeppers](https://discourse.nodered.org/u/bradjeppers)\ **Replies:** 1\ **Last updated:** [4 March 2023 23:29 UTC](https://discourse.nodered.org/t/receiving-inputs-but-outputs-not-sending-coils-not-opening-and-closing-between-2-ioex-4422-radios/76108 "2023-03-04T23:29:39Z")
Hello everyone, I'm hoping to find some answers on some Freewave programming through NodeRed. Hoping someone is proficient in this and is able to help. We've tried everything and nothing is seeming to work. We are recei… --- ## [Uibuilder v6.1 dev progress #8 - (more) final functional updates & more bug-fixes 😮](https://discourse.nodered.org/t/uibuilder-v6-1-dev-progress-8-more-final-functional-updates-more-bug-fixes/76116)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 1\ **Last updated:** [4 March 2023 23:15 UTC](https://discourse.nodered.org/t/uibuilder-v6-1-dev-progress-8-more-final-functional-updates-more-bug-fixes/76116 "2023-03-04T23:15:56Z")
I know I said that functional updates were complete - turns out I was wrong! We have had an influx of new users, people testing the new version and people experimenting recently and this has meant that I found some roug… --- ## [Yield forecast with Solcast kW -\> kWh](https://discourse.nodered.org/t/yield-forecast-with-solcast-kw-kwh/75996)
**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\ **Replies:** 12\ **Last updated:** [4 March 2023 19:45 UTC](https://discourse.nodered.org/t/yield-forecast-with-solcast-kw-kwh/75996 "2023-03-04T19:45:34Z")
Hi, I'm amazed at how well Solcast hits the yield curve: I would like to use the forecast daily yield to calculate with it. In Grafana I use integral by 1 day. Solcast gives just every 30min the power, but not the … --- ## [Node-Red Virtual Keyboard Display issue](https://discourse.nodered.org/t/node-red-virtual-keyboard-display-issue/76114)
**Author:** [@Marc123](https://discourse.nodered.org/u/Marc123)\ **Replies:** 1\ **Last updated:** [4 March 2023 18:55 UTC](https://discourse.nodered.org/t/node-red-virtual-keyboard-display-issue/76114 "2023-03-04T18:55:09Z")
Hi I am using this Virtual Keyboard in a small raspberry pi embedded project, with a 5" touch display. It seems since a chrome browser update it no longer displays correctly on a small screen. I suspect it is fixabl… --- ## [Question on timer](https://discourse.nodered.org/t/question-on-timer/76098)
**Author:** [@fvsc](https://discourse.nodered.org/u/fvsc)\ **Replies:** 6\ **Last updated:** [4 March 2023 11:42 UTC](https://discourse.nodered.org/t/question-on-timer/76098 "2023-03-04T11:42:59Z")
Hello all. I'm new to Node Red and I have I question about timers. I receive several MQTT msg for different motion sensors and these control different lamps which must stay on for different times. My question: is the… --- ## [UI is triggering multiple time](https://discourse.nodered.org/t/ui-is-triggering-multiple-time/75922)
**Author:** [@rocky.b](https://discourse.nodered.org/u/rocky.b)\ **Replies:** 3\ **Last updated:** [4 March 2023 01:05 UTC](https://discourse.nodered.org/t/ui-is-triggering-multiple-time/75922 "2023-03-04T01:05:41Z")
The UI is repeatedly triggered when flow is deployed. --- ## [Comparing two variables to see if one is at-least 50 higher than the other](https://discourse.nodered.org/t/comparing-two-variables-to-see-if-one-is-at-least-50-higher-than-the-other/76083)
**Author:** [@MonolithNZ](https://discourse.nodered.org/u/MonolithNZ)\ **Replies:** 8\ **Last updated:** [3 March 2023 23:58 UTC](https://discourse.nodered.org/t/comparing-two-variables-to-see-if-one-is-at-least-50-higher-than-the-other/76083 "2023-03-03T23:58:04Z")
Hi there. Apologies If I posted this in the wrong section of the forum. I have Node-Red installed on my home assistance instance. I'm quite new to Node-Red and I'm struggling to create a flow for my robot vacuum. I have… --- ## [Openweather node question - how to filter outputs](https://discourse.nodered.org/t/openweather-node-question-how-to-filter-outputs/76027)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 2\ **Last updated:** [3 March 2023 22:46 UTC](https://discourse.nodered.org/t/openweather-node-question-how-to-filter-outputs/76027 "2023-03-03T22:46:18Z")
Folks, I'm confused. I have my openweather node and see it's output. I am interested in the rain output. If it isn't raining, I'm stuck how to filter the message. Example/s: No rain: {"\_msgid":"02bbdb546cecd8f5","p… --- ## [SFTP Transfering folder](https://discourse.nodered.org/t/sftp-transfering-folder/76081)
**Author:** [@tiagonascimento](https://discourse.nodered.org/u/tiagonascimento)\ **Replies:** 2\ **Last updated:** [3 March 2023 22:02 UTC](https://discourse.nodered.org/t/sftp-transfering-folder/76081 "2023-03-03T22:02:42Z")
Hello guys. I need created a node transfering SFTP a of folder remote to local. I couldn't creat it someone to help me --- ## [Connection closed to http://supervisor/core Loop](https://discourse.nodered.org/t/connection-closed-to-http-supervisor-core-loop/76067)
**Author:** [@Der\_TJ](https://discourse.nodered.org/u/Der_TJ)\ **Replies:** 3\ **Last updated:** [3 March 2023 21:56 UTC](https://discourse.nodered.org/t/connection-closed-to-http-supervisor-core-loop/76067 "2023-03-03T21:56:13Z")
For months now I have had the problem that Node red installed on homassitant, at some point goes into a loop of connecting and disconnecting http://supervisor/core and I can’t make sense of the logs that homassistant giv… --- ## [Google home - recognition of a member of the house](https://discourse.nodered.org/t/google-home-recognition-of-a-member-of-the-house/76080)
**Author:** [@Continuous2Discrete](https://discourse.nodered.org/u/Continuous2Discrete)\ **Replies:** 0\ **Last updated:** [3 March 2023 20:29 UTC](https://discourse.nodered.org/t/google-home-recognition-of-a-member-of-the-house/76080 "2023-03-03T20:29:32Z")
As we know google home has not allowed to limit the rights of house members for years. Is it possible to recognize which member of the house sent the command? This would allow to limit the rights of house members local… [Previous page](https://discourse.nodered.org/latest.md?page=383) [Next page](https://discourse.nodered.org/latest.md?page=385)