# Latest

**URL:** https://discourse.nodered.org/latest.md?page=920

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 921

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## [JOIN two strings into one string](https://discourse.nodered.org/t/join-two-strings-into-one-string/38423)

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**Author:** [@jarmoboy](https://discourse.nodered.org/u/jarmoboy)\
**Replies:** 3\
**Last updated:** [3 January 2021 10:29 UTC](https://discourse.nodered.org/t/join-two-strings-into-one-string/38423 "2021-01-03T10:29:48Z")

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Hi, Iam trying to send url command to differnet ip. Command is always the same but IP differs. I have about 45 IP. So i dont want to have 45 injects to set ON and 45 to set OFF. My idea was "a list of IP" + command = sen…

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## [Creating a JSON object?](https://discourse.nodered.org/t/creating-a-json-object/38426)

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**Author:** [@trevor](https://discourse.nodered.org/u/trevor)\
**Replies:** 6\
**Last updated:** [3 January 2021 09:13 UTC](https://discourse.nodered.org/t/creating-a-json-object/38426 "2021-01-03T09:13:32Z")

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I have two input nodes, one is a payload string (12:30) and the other is a payload number(19) Im trying to create a JSON object using the first nodes payload as the key and the second node payload as the value. i.e {"1…

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## [ESP32CAM JPEG Upload to Node-Red Server](https://discourse.nodered.org/t/esp32cam-jpeg-upload-to-node-red-server/38443)

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**Author:** [@Warlock2020](https://discourse.nodered.org/u/Warlock2020)\
**Replies:** 1\
**Last updated:** [3 January 2021 08:11 UTC](https://discourse.nodered.org/t/esp32cam-jpeg-upload-to-node-red-server/38443 "2021-01-03T08:11:05Z")

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Hello everybody, I have the following script, which sends an image to the Node-Red Port every 10 seconds: XX.XX.XXX.XXX:1880/imageUpdate I would like to receive and save the images via Node-Red logic later for further …

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## [Simple sequencing - best practice](https://discourse.nodered.org/t/simple-sequencing-best-practice/38432)

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**Author:** [@johncohn](https://discourse.nodered.org/u/johncohn)\
**Replies:** 1\
**Last updated:** [3 January 2021 00:29 UTC](https://discourse.nodered.org/t/simple-sequencing-best-practice/38432 "2021-01-03T00:29:39Z")

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Folks, Happy new year.. . I'm working on a 10m long keyboard project.. I need some general suggestions on a way to run a simple sequence of commands in order .. eg command 1: flash all keys in random order for 10 se…

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## [Pulling global values and and merging other variables using json](https://discourse.nodered.org/t/pulling-global-values-and-and-merging-other-variables-using-json/38258)

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**Author:** [@Zbrooklyn](https://discourse.nodered.org/u/Zbrooklyn)\
**Replies:** 17\
**Last updated:** [2 January 2021 23:34 UTC](https://discourse.nodered.org/t/pulling-global-values-and-and-merging-other-variables-using-json/38258 "2021-01-02T23:34:45Z")

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I need to pull a global variable using JSON how do I do that I was able to pull the global value like this var ObtainedData = global.get("GlobalRoom"); msg.payload = ObtainedData; return msg; based on this video htt…

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## [Palette "in use" no nodes to be found](https://discourse.nodered.org/t/palette-in-use-no-nodes-to-be-found/38434)

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**Author:** [@Spackstor](https://discourse.nodered.org/u/Spackstor)\
**Replies:** 1\
**Last updated:** [2 January 2021 23:07 UTC](https://discourse.nodered.org/t/palette-in-use-no-nodes-to-be-found/38434 "2021-01-02T23:07:03Z")

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I would like to remove node-red-contrib-alexa-home-skill but it shows as "in use", which I assume is telling me I have a node somewhere, but I cannot find any relevant nodes. When I remove that pallette my flows stop wor…

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## [How to extract values from a json object](https://discourse.nodered.org/t/how-to-extract-values-from-a-json-object/38412)

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**Author:** [@hary](https://discourse.nodered.org/u/hary)\
**Replies:** 2\
**Last updated:** [2 January 2021 20:28 UTC](https://discourse.nodered.org/t/how-to-extract-values-from-a-json-object/38412 "2021-01-02T20:28:40Z")

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Hi. I have a json object that I want to extract some value from, but I cant' find the way to do it. I 'm able to see the entire object in the debug window, but I'm not able to extract what I need and then send it to di…

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## [MQTT data send from BSB-LAN arduino program](https://discourse.nodered.org/t/mqtt-data-send-from-bsb-lan-arduino-program/38334)

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**Author:** [@Smitex](https://discourse.nodered.org/u/Smitex)\
**Replies:** 20\
**Last updated:** [2 January 2021 19:33 UTC](https://discourse.nodered.org/t/mqtt-data-send-from-bsb-lan-arduino-program/38334 "2021-01-02T19:33:15Z")

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Hi, I want to send data from an arduino program BSB-LAN that sends MQTT. I revieved them and made a program in rednode to send the data to Domoticz I see some data in domoticz but I want to send it to a specific IDX i…

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## [Help. Killed my Node Red with update](https://discourse.nodered.org/t/help-killed-my-node-red-with-update/38394)

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**Author:** [@Purclewan](https://discourse.nodered.org/u/Purclewan)\
**Replies:** 12\
**Last updated:** [2 January 2021 18:02 UTC](https://discourse.nodered.org/t/help-killed-my-node-red-with-update/38394 "2021-01-02T18:02:56Z")

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Hi, I seem to have managed to screw up my Node Red Installation (Running Win7 on a stand alone machine). I had tried to run an update without realising that the latest versions of nodejs are no longer supporting Win 7. …

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## [Sony Audio Help](https://discourse.nodered.org/t/sony-audio-help/38407)

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**Author:** [@fogmajor](https://discourse.nodered.org/u/fogmajor)\
**Replies:** 0\
**Last updated:** [2 January 2021 17:01 UTC](https://discourse.nodered.org/t/sony-audio-help/38407 "2021-01-02T17:01:02Z")

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Good Afternoon I wonder if someone might be able to please point me in the right direction. I have installed Jens-Uwe Rossbach's Sony-Audio palette version 1.6. I found the IP address of my Sony UBP-X700 bluray player…

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## ['Calling' back a node?](https://discourse.nodered.org/t/calling-back-a-node/38391)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 8\
**Last updated:** [2 January 2021 15:57 UTC](https://discourse.nodered.org/t/calling-back-a-node/38391 "2021-01-02T15:57:24Z")

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I am developing some custom nodes for one of mine clients, and i got stuck on one part.... What i try to accomplish: We have an 'IF' node with two outputs , first output executes first. When flow from first output is…

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## [How can I change property name in object array?](https://discourse.nodered.org/t/how-can-i-change-property-name-in-object-array/38398)

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**Author:** [@kgalilio](https://discourse.nodered.org/u/kgalilio)\
**Replies:** 7\
**Last updated:** [2 January 2021 15:39 UTC](https://discourse.nodered.org/t/how-can-i-change-property-name-in-object-array/38398 "2021-01-02T15:39:47Z")

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I need to change the property name from msg.annotations.class to msg.annotations.label in the following object: {"\_msgid":"ee4eb36c.5aa95","classes":\[{"bbox":\[18.903613090515137,158.94189834594727,47.1713924407959,77.05…

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## [Request: Contrib-Nora Node Developers](https://discourse.nodered.org/t/request-contrib-nora-node-developers/38403)

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**Author:** [@rgerrans](https://discourse.nodered.org/u/rgerrans)\
**Replies:** 0\
**Last updated:** [2 January 2021 15:19 UTC](https://discourse.nodered.org/t/request-contrib-nora-node-developers/38403 "2021-01-02T15:19:36Z")

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@andrei-tatar Has done a great job getting us setup with Nora. I reached out to him a little while back to see if he was open to some help to continue it forward and he agreed. Even though I can hack my way though code a…

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## [Nora connection missing voice connection](https://discourse.nodered.org/t/nora-connection-missing-voice-connection/38401)

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**Author:** [@TonHuijs](https://discourse.nodered.org/u/TonHuijs)\
**Replies:** 0\
**Last updated:** [2 January 2021 15:17 UTC](https://discourse.nodered.org/t/nora-connection-missing-voice-connection/38401 "2021-01-02T15:17:43Z")

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Dear .... With a connection of Nora, I was been able to switch by Node RED a contact of a PLC by just talking to Google Nest device. (include to control it directly bij the dashboard) It came nice back with te answer..…

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## [Ui-Template Node for Custom Images](https://discourse.nodered.org/t/ui-template-node-for-custom-images/38395)

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**Author:** [@nicedevil](https://discourse.nodered.org/u/nicedevil)\
**Replies:** 1\
**Last updated:** [2 January 2021 13:57 UTC](https://discourse.nodered.org/t/ui-template-node-for-custom-images/38395 "2021-01-02T13:57:53Z")

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Heya, can somebody tell me a realy simple example on how to create a switch with the ui\_template node with any custom icon from the internet? I have this one here f.e. \<span class="iconify" data-icon="emojione:couch-a…

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## [Node-red multi-server sync and/or deployment](https://discourse.nodered.org/t/node-red-multi-server-sync-and-or-deployment/38392)

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**Author:** [@mrSidX](https://discourse.nodered.org/u/mrSidX)\
**Replies:** 1\
**Last updated:** [2 January 2021 13:53 UTC](https://discourse.nodered.org/t/node-red-multi-server-sync-and-or-deployment/38392 "2021-01-02T13:53:29Z")

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I have multiple servers running the same flow... Is there any good solutions to automating deployment or syncing and deploying changes from source server A, out to target servers B, C, D ... etc? Instead of manually Ex…

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## [Can someone try this flow to see if the following plot is generated without the straight line](https://discourse.nodered.org/t/can-someone-try-this-flow-to-see-if-the-following-plot-is-generated-without-the-straight-line/38316)

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**Author:** [@Munier](https://discourse.nodered.org/u/Munier)\
**Replies:** 36\
**Last updated:** [1 January 2021 21:21 UTC](https://discourse.nodered.org/t/can-someone-try-this-flow-to-see-if-the-following-plot-is-generated-without-the-straight-line/38316 "2021-01-01T21:21:46Z")

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Here I am trying to trend two data vectors in a time series but it doesn't work in my node-red dashboard. I have communicated with someone who said otherwise. Can someone try it to see if the following plot is different: …

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## [Send an Url to Chromium](https://discourse.nodered.org/t/send-an-url-to-chromium/38377)

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**Author:** [@Zyan](https://discourse.nodered.org/u/Zyan)\
**Replies:** 1\
**Last updated:** [2 January 2021 10:04 UTC](https://discourse.nodered.org/t/send-an-url-to-chromium/38377 "2021-01-02T10:04:39Z")

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Hey guys , is it Possible to send a Url From Node Red to Chromium Browser? I have an Raspberry Pi 3b+ and it just Displays a Dashboard in Kiosk Mode. And i would like to change the showed Website via Node Red, so when…

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## [Problem with a json string inside a json](https://discourse.nodered.org/t/problem-with-a-json-string-inside-a-json/38339)

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**Author:** [@villah](https://discourse.nodered.org/u/villah)\
**Replies:** 4\
**Last updated:** [1 January 2021 23:08 UTC](https://discourse.nodered.org/t/problem-with-a-json-string-inside-a-json/38339 "2021-01-01T23:08:01Z")

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Hello, I have writting a small flow to play Plex playlist on my TV with HA but I am unable to send this json object: { "entity\_id": "media\_player.plex\_plex\_for\_lg\_lg\_oled65c9pla", "media\_content\_type": "PLAYLIST", "…

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## [Problems with Codesys =\> Modbus =\> Node-RED - Data types and conversions](https://discourse.nodered.org/t/problems-with-codesys-modbus-node-red-data-types-and-conversions/38303)

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**Author:** [@Speedriff](https://discourse.nodered.org/u/Speedriff)\
**Replies:** 3\
**Last updated:** [2 January 2021 06:20 UTC](https://discourse.nodered.org/t/problems-with-codesys-modbus-node-red-data-types-and-conversions/38303 "2021-01-02T06:20:32Z")

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Hello everyone, I'm trying to create a nice Node-RED Dashboard visualization for my Codesys programm. Codesys runs on a rasperry pi, also node-RED. So, I have a MODBUS TCP connection from Node-RED to codesys and I want…

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## [Send sms with node-RED](https://discourse.nodered.org/t/send-sms-with-node-red/13630)

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**Author:** [@jason\_tien](https://discourse.nodered.org/u/jason_tien)\
**Replies:** 9\
**Last updated:** [2 January 2021 02:27 UTC](https://discourse.nodered.org/t/send-sms-with-node-red/13630 "2021-01-02T02:27:21Z")

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Hi everyone. I would like to use node-RED send the sms to my phone. My sms device is Maestro. I write the format send sms to Maestro and they just display this. I did not receive any message on my phone. This is m…

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## [Reading data from file](https://discourse.nodered.org/t/reading-data-from-file/38364)

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**Author:** [@T0mmy](https://discourse.nodered.org/u/T0mmy)\
**Replies:** 2\
**Last updated:** [1 January 2021 20:58 UTC](https://discourse.nodered.org/t/reading-data-from-file/38364 "2021-01-01T20:58:26Z")

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Hi I am reading data from a CSV file and shipping it into influx. I have made a flow that is working, it's a bit ruff and I could use some help finishen up. My flow looks like this. My problem is that this setup is…

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## [Creating a custom dropdown using html](https://discourse.nodered.org/t/creating-a-custom-dropdown-using-html/38370)

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**Author:** [@Zbrooklyn](https://discourse.nodered.org/u/Zbrooklyn)\
**Replies:** 0\
**Last updated:** [1 January 2021 20:25 UTC](https://discourse.nodered.org/t/creating-a-custom-dropdown-using-html/38370 "2021-01-01T20:25:50Z")

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I created a custom HTML custom button using a template mode it works great now I want to do the same thing but with a dropdown selection here s the HTML code I used for the button \<style\> :root { --myHighlight:u…

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## [Global context performance and best practices](https://discourse.nodered.org/t/global-context-performance-and-best-practices/38155)

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**Author:** [@johncohn](https://discourse.nodered.org/u/johncohn)\
**Replies:** 11\
**Last updated:** [1 January 2021 19:12 UTC](https://discourse.nodered.org/t/global-context-performance-and-best-practices/38155 "2021-01-01T19:12:28Z")

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Hi folks… I have a question about using the global context.… I have a large-ish state vector which is an array of 55 elements each with a subarray of about seven elements that defines various characteristics of a 10 mete…

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## [Device to trigger flows based on power level threshold?](https://discourse.nodered.org/t/device-to-trigger-flows-based-on-power-level-threshold/35964)

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**Author:** [@hepcat72](https://discourse.nodered.org/u/hepcat72)\
**Replies:** 44\
**Last updated:** [1 January 2021 17:53 UTC](https://discourse.nodered.org/t/device-to-trigger-flows-based-on-power-level-threshold/35964 "2021-01-01T17:53:56Z")

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Does there exist a device that has a Node-RED integration/node that can trigger flows based on going above or below power consumption thresholds (volts or amps or watts or whatever - I'm not very knowledgeable about elec…

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## [Moment Node: using a flow or global variable for the adjustment value](https://discourse.nodered.org/t/moment-node-using-a-flow-or-global-variable-for-the-adjustment-value/38347)

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**Author:** [@cdk222](https://discourse.nodered.org/u/cdk222)\
**Replies:** 9\
**Last updated:** [1 January 2021 17:40 UTC](https://discourse.nodered.org/t/moment-node-using-a-flow-or-global-variable-for-the-adjustment-value/38347 "2021-01-01T17:40:04Z")

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I have been struggling for weeks on this issue so have finally decided to reach out for help with the Moment Node. I am currently configuring reticulation station start times in NodeRed. I have a function node feeding i…

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## [Node-red-contrib-rpi-433 ... Assistance?](https://discourse.nodered.org/t/node-red-contrib-rpi-433-assistance/38340)

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**Author:** [@Tomadoggy](https://discourse.nodered.org/u/Tomadoggy)\
**Replies:** 2\
**Last updated:** [1 January 2021 16:50 UTC](https://discourse.nodered.org/t/node-red-contrib-rpi-433-assistance/38340 "2021-01-01T16:50:09Z")

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Is anyone using the above mentioned rpi-433-sniffer (and listener) nodes? I have been battling this for quite some time as I believe that if I can get this working...it will be a much better/more robust solution for my …

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## [How to use variables on a ha-wait-until node timeout parameter?](https://discourse.nodered.org/t/how-to-use-variables-on-a-ha-wait-until-node-timeout-parameter/38356)

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**Author:** [@flowingcarving](https://discourse.nodered.org/u/flowingcarving)\
**Replies:** 7\
**Last updated:** [1 January 2021 16:08 UTC](https://discourse.nodered.org/t/how-to-use-variables-on-a-ha-wait-until-node-timeout-parameter/38356 "2021-01-01T16:08:20Z")

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I have a subflow, which has a ha-wait-until node in it. When I put variable notation (maybe this is the correct term?), I get only one output for the node. When I put numbers in, I get two output nodes as expected. With…

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## [Door automation with tts to sonos](https://discourse.nodered.org/t/door-automation-with-tts-to-sonos/38252)

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**Author:** [@TheDanishDude](https://discourse.nodered.org/u/TheDanishDude)\
**Replies:** 16\
**Last updated:** [1 January 2021 15:33 UTC](https://discourse.nodered.org/t/door-automation-with-tts-to-sonos/38252 "2021-01-01T15:33:36Z")

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Hi and thanks for the membership. Im a total newbee at node-red. I am trying to get my automations from within Home Assistant to Node Red Seen alot of youtube an google but I am struggling with one.. Is there a kin…

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## [\[feature request\] socket.io middleware](https://discourse.nodered.org/t/feature-request-socket-io-middleware/38064)

<div class="topic-metadata">

**Author:** [@kevinGodell](https://discourse.nodered.org/u/kevinGodell)\
**Replies:** 10\
**Last updated:** [1 January 2021 15:23 UTC](https://discourse.nodered.org/t/feature-request-socket-io-middleware/38064 "2021-01-01T15:23:13Z")

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I would like to add a backwards compatible feature to node-red-dashboard that will allow us to add custom middleware to the socket io connection. The implementation is simple and not too different from how we add http mi…

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