# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1073

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

**Page:** 1074

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## [Anyway to change dashboard browser tab label?](https://discourse.nodered.org/t/anyway-to-change-dashboard-browser-tab-label/27990)

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**Author:** [@wb666greene](https://discourse.nodered.org/u/wb666greene)\
**Replies:** 2\
**Last updated:** [8 June 2020 14:36 UTC](https://discourse.nodered.org/t/anyway-to-change-dashboard-browser-tab-label/27990 "2020-06-08T14:36:07Z")

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I tend to have multiple nod-red tabs open in Chrome or Chromium browser to monitor various node-red systems, and the dashboards are confusing since the tab labels all say " Node-RED Dashboard", the editor tabs are OK as …

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## [Nr dashboard - switch node - change background color](https://discourse.nodered.org/t/nr-dashboard-switch-node-change-background-color/27884)

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**Author:** [@juntiedt](https://discourse.nodered.org/u/juntiedt)\
**Replies:** 3\
**Last updated:** [8 June 2020 10:47 UTC](https://discourse.nodered.org/t/nr-dashboard-switch-node-change-background-color/27884 "2020-06-08T10:47:46Z")

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How can I change the background color of a switch node? I managed to change the background color of a button node but this method does not work with a switch node. Any help appreciated

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## [Compass gauge suppress display numeric value](https://discourse.nodered.org/t/compass-gauge-suppress-display-numeric-value/27987)

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**Author:** [@warnert](https://discourse.nodered.org/u/warnert)\
**Replies:** 0\
**Last updated:** [8 June 2020 10:03 UTC](https://discourse.nodered.org/t/compass-gauge-suppress-display-numeric-value/27987 "2020-06-08T10:03:23Z")

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I display the wind direction with a compass gauge. The values that represent the direction are from 0 - 15. But I don't want that value displayed in the center. The winddirection is displayed in text above the gauge. …

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## [Can Node-Red send an alert to my phone?](https://discourse.nodered.org/t/can-node-red-send-an-alert-to-my-phone/27957)

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**Author:** [@peejayw](https://discourse.nodered.org/u/peejayw)\
**Replies:** 11\
**Last updated:** [8 June 2020 08:51 UTC](https://discourse.nodered.org/t/can-node-red-send-an-alert-to-my-phone/27957 "2020-06-08T08:51:28Z")

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My apologies in advance if I am asking a stupid question, being of "advanced" years and very new to Node Red that is highly likely. I have set up Home assistant on a Raspberry Pi and have started to put together some si…

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## [Cognos dashboard connection to Node red](https://discourse.nodered.org/t/cognos-dashboard-connection-to-node-red/27979)

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**Author:** [@SamratChaudhuri](https://discourse.nodered.org/u/SamratChaudhuri)\
**Replies:** 0\
**Last updated:** [8 June 2020 08:12 UTC](https://discourse.nodered.org/t/cognos-dashboard-connection-to-node-red/27979 "2020-06-08T08:12:16Z")

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How to link an interactive dashboard made on cognos with node red flow?

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## [How to create a server for websocket node](https://discourse.nodered.org/t/how-to-create-a-server-for-websocket-node/27968)

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**Author:** [@Shimu](https://discourse.nodered.org/u/Shimu)\
**Replies:** 2\
**Last updated:** [8 June 2020 07:53 UTC](https://discourse.nodered.org/t/how-to-create-a-server-for-websocket-node/27968 "2020-06-08T07:53:53Z")

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## [Easiest way to store data and plot graphs and alarms](https://discourse.nodered.org/t/easiest-way-to-store-data-and-plot-graphs-and-alarms/13879)

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**Author:** [@Guilherme](https://discourse.nodered.org/u/Guilherme)\
**Replies:** 14\
**Last updated:** [8 June 2020 06:04 UTC](https://discourse.nodered.org/t/easiest-way-to-store-data-and-plot-graphs-and-alarms/13879 "2020-06-08T06:04:03Z")

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Hi. I'm working on a project which consists of 3 raspberry pi's collecting data from different points in the field. These data collected to node-red are sent to a fourth raspberry pi by mqtt broker mosquitto (I'm thinkin…

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## [RSS Feed & Join](https://discourse.nodered.org/t/rss-feed-join/27973)

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**Author:** [@fagu294](https://discourse.nodered.org/u/fagu294)\
**Replies:** 0\
**Last updated:** [8 June 2020 05:53 UTC](https://discourse.nodered.org/t/rss-feed-join/27973 "2020-06-08T05:53:44Z")

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Question I can't join JSON object. Debug console always empty. I want to get like this. \[ { "title": "aaa", "description": "...", "link": "http://..." }, { "title": "bbb", "description": "…

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## [Node-red-contrib-tasmota 0.9.4 nodes help needed](https://discourse.nodered.org/t/node-red-contrib-tasmota-0-9-4-nodes-help-needed/27892)

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**Author:** [@Europino](https://discourse.nodered.org/u/Europino)\
**Replies:** 5\
**Last updated:** [8 June 2020 05:41 UTC](https://discourse.nodered.org/t/node-red-contrib-tasmota-0-9-4-nodes-help-needed/27892 "2020-06-08T05:41:49Z")

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Hi, I am trying to configure (3) node-red-contrib-tasmota 0.9.4 nodes, especially the Switch node, but the documentation is not sufficient for me to get it configured and working. The authors of these nodes published som…

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## [Create array without writing functions](https://discourse.nodered.org/t/create-array-without-writing-functions/27926)

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**Author:** [@wakeup](https://discourse.nodered.org/u/wakeup)\
**Replies:** 4\
**Last updated:** [8 June 2020 04:56 UTC](https://discourse.nodered.org/t/create-array-without-writing-functions/27926 "2020-06-08T04:56:17Z")

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I know how to create an array with a function, but how can I inject directly an array? Can I create an array with number injection and another predefined node without writing a function? Thanks

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## [Exec node cannot find any of my commands](https://discourse.nodered.org/t/exec-node-cannot-find-any-of-my-commands/4810)

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**Author:** [@valentin](https://discourse.nodered.org/u/valentin)\
**Replies:** 10\
**Last updated:** [8 June 2020 04:06 UTC](https://discourse.nodered.org/t/exec-node-cannot-find-any-of-my-commands/4810 "2020-06-08T04:06:08Z")

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Hi, I'm working on a production machine for toys. The idea is that the toys are on a production line and my "machine" scans them and logs the production info on a database. My bash script is ready. The last step for m…

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## [CSS button not working](https://discourse.nodered.org/t/css-button-not-working/27962)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 8\
**Last updated:** [8 June 2020 02:00 UTC](https://discourse.nodered.org/t/css-button-not-working/27962 "2020-06-08T02:00:29Z")

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I am playing a lot with CSS buttons. For the most they are working. But this one isn't playing the game. Given all the other buttons are working and when I set the icon name it doesn't show. Code: \<div id="GButtonM\_…

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## [Node-red error connecting to Redis via docker-compose](https://discourse.nodered.org/t/node-red-error-connecting-to-redis-via-docker-compose/27941)

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**Author:** [@Maninmadrid](https://discourse.nodered.org/u/Maninmadrid)\
**Replies:** 3\
**Last updated:** [7 June 2020 18:20 UTC](https://discourse.nodered.org/t/node-red-error-connecting-to-redis-via-docker-compose/27941 "2020-06-07T18:20:48Z")

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I have the following setup: - RPi 4 with 4GB ram Ubuntu 20:04 server Docker version 19.03.11, build 42e35e6 I've got everything contained in docker containers created via docker-compose . The problem I have is when I …

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## [Alexa-smart-home-v3 and multimedia channel interface not working](https://discourse.nodered.org/t/alexa-smart-home-v3-and-multimedia-channel-interface-not-working/27960)

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**Author:** [@pgScorpio](https://discourse.nodered.org/u/pgScorpio)\
**Replies:** 0\
**Last updated:** [7 June 2020 22:06 UTC](https://discourse.nodered.org/t/alexa-smart-home-v3-and-multimedia-channel-interface-not-working/27960 "2020-06-07T22:06:34Z")

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Using latest version of node-red-contrib-alexa-smart-home (0.4.67): I defined a "Multimedia node " with "channel" interface for my tv at https://red.cb-net.co.uk/devices. Now when I say "ok google, turn tv to channel 2…

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## [Close one after one with the exec node the 2 instances of vlc displayed](https://discourse.nodered.org/t/close-one-after-one-with-the-exec-node-the-2-instances-of-vlc-displayed/27896)

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**Author:** [@Laurent](https://discourse.nodered.org/u/Laurent)\
**Replies:** 38\
**Last updated:** [7 June 2020 21:44 UTC](https://discourse.nodered.org/t/close-one-after-one-with-the-exec-node-the-2-instances-of-vlc-displayed/27896 "2020-06-07T21:44:11Z")

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It's been two weeks since i battle with VLC on raspberry pi 3B to find a command to put in an exec node in order to close this application. After searching the Raspberry, Debian, Ubuntu ... and VLC (!) forums, as well a…

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## [Get API-key from phoscon/deconz](https://discourse.nodered.org/t/get-api-key-from-phoscon-deconz/27939)

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**Author:** [@marquardsen](https://discourse.nodered.org/u/marquardsen)\
**Replies:** 3\
**Last updated:** [7 June 2020 20:48 UTC](https://discourse.nodered.org/t/get-api-key-from-phoscon-deconz/27939 "2020-06-07T20:48:05Z")

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Thank you @afelix for this description: I have this set up. You install Deconz on the same device, or another if you prefer. Running from docker-compose was the easiest for me. Once this runs, go into the Phoscon web i…

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## [Totally new here query!](https://discourse.nodered.org/t/totally-new-here-query/27944)

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**Author:** [@TheMaster](https://discourse.nodered.org/u/TheMaster)\
**Replies:** 8\
**Last updated:** [7 June 2020 20:46 UTC](https://discourse.nodered.org/t/totally-new-here-query/27944 "2020-06-07T20:46:54Z")

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Hi all apologies, I only started 'using' Node-Red a couple of days ago, I'm not bad with PowerShell but struggling with Node-Red a lot more. I am trying to add a variable to a http API request for the dates below, so ba…

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## [INSERT msg.payload.object into postgres table](https://discourse.nodered.org/t/insert-msg-payload-object-into-postgres-table/27793)

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**Author:** [@gooroo](https://discourse.nodered.org/u/gooroo)\
**Replies:** 9\
**Last updated:** [7 June 2020 19:50 UTC](https://discourse.nodered.org/t/insert-msg-payload-object-into-postgres-table/27793 "2020-06-07T19:50:36Z")

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Evening all, I hate to do it but I've exhausted my google, forum, and phone-a-friend resources. Flow Description: poll a http endpoint which returns a json string, and push that into a postgres table. I just ca…

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## [Recycling Sky HDD's](https://discourse.nodered.org/t/recycling-sky-hdds/14754)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 3\
**Last updated:** [7 June 2020 18:35 UTC](https://discourse.nodered.org/t/recycling-sky-hdds/14754 "2020-06-07T18:35:22Z")

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I'm building a new system from scratch to predominantly run node-RED, and needed a independently-powered HDD in preference to either a SD card, or a HDD sharing the same power supply as my Pi for resilience. Whilst look…

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## [Dashboard TextInput](https://discourse.nodered.org/t/dashboard-textinput/27948)

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**Author:** [@plainpylut](https://discourse.nodered.org/u/plainpylut)\
**Replies:** 1\
**Last updated:** [7 June 2020 18:26 UTC](https://discourse.nodered.org/t/dashboard-textinput/27948 "2020-06-07T18:26:59Z")

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I just started using Node-Red. I created a dashboard with text input. What is the best way to clear out msg.payload so the 'previous' input string is deleted? New user! Unable to upload my flow; Sorry! Thanks \[{"id…

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## [Xbee communication](https://discourse.nodered.org/t/xbee-communication/27485)

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**Author:** [@Martin10](https://discourse.nodered.org/u/Martin10)\
**Replies:** 7\
**Last updated:** [7 June 2020 17:54 UTC](https://discourse.nodered.org/t/xbee-communication/27485 "2020-06-07T17:54:21Z")

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Hi, is there any function that can i use, along with xbee lib, in order to obtain sensor data from wireless xbee?

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## [Middleware in Node Red](https://discourse.nodered.org/t/middleware-in-node-red/27830)

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**Author:** [@Los\_Andros](https://discourse.nodered.org/u/Los_Andros)\
**Replies:** 12\
**Last updated:** [7 June 2020 16:13 UTC](https://discourse.nodered.org/t/middleware-in-node-red/27830 "2020-06-07T16:13:38Z")

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Dear Node Red community, I'm building my own IoT demonstrator as kind of a university project at the moment. I connected a DS18B20 temperature sensor to a Raspberry Pi and from there to Node Red. The thing I struggle …

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## [ADS in - Change Var.Name](https://discourse.nodered.org/t/ads-in-change-var-name/27210)

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**Author:** [@good\_mike](https://discourse.nodered.org/u/good_mike)\
**Replies:** 12\
**Last updated:** [7 June 2020 14:23 UTC](https://discourse.nodered.org/t/ads-in-change-var-name/27210 "2020-06-07T14:23:27Z")

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Hello, I like to change the variable name during run mode. If I understand the documentation right, there is a possibility Quote of the documentation: "There is an possible to override the node configuration. You can…

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## [Displaying an image in dashboard from a Url](https://discourse.nodered.org/t/displaying-an-image-in-dashboard-from-a-url/27912)

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**Author:** [@evanic14](https://discourse.nodered.org/u/evanic14)\
**Replies:** 15\
**Last updated:** [7 June 2020 14:18 UTC](https://discourse.nodered.org/t/displaying-an-image-in-dashboard-from-a-url/27912 "2020-06-07T14:18:43Z")

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Hi, I have a problem. I'm using the node-red-contrib-buienradar library. This is basically an API that sends weather data. I would like to diplay an icon in my dashboard that came from that API message. But I can't get…

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## [Sanity check for NWS weather alert Flow](https://discourse.nodered.org/t/sanity-check-for-nws-weather-alert-flow/27849)

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**Author:** [@bodylinksystems](https://discourse.nodered.org/u/bodylinksystems)\
**Replies:** 16\
**Last updated:** [7 June 2020 14:13 UTC](https://discourse.nodered.org/t/sanity-check-for-nws-weather-alert-flow/27849 "2020-06-07T14:13:29Z")

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I had this working but recent weather events weren't popping up as alerts on my dash. When I went to investigate, I am sure I broke something, then fixed it, and broke it again. I could use a sanity check. The flow is …

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## [Set Temperatur of Thermostat with Z-Wave](https://discourse.nodered.org/t/set-temperatur-of-thermostat-with-z-wave/27916)

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**Author:** [@Tobitobs](https://discourse.nodered.org/u/Tobitobs)\
**Replies:** 6\
**Last updated:** [7 June 2020 12:39 UTC](https://discourse.nodered.org/t/set-temperatur-of-thermostat-with-z-wave/27916 "2020-06-07T12:39:16Z")

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Hi, I am not sure how to work with Z-Wave at all but I am still trying my best. So I did something I was sure it would work but it doesn't. I was trying to change the temperature to 26.

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## [AND Logic not operating](https://discourse.nodered.org/t/and-logic-not-operating/27902)

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**Author:** [@Rakmaneng](https://discourse.nodered.org/u/Rakmaneng)\
**Replies:** 16\
**Last updated:** [7 June 2020 11:37 UTC](https://discourse.nodered.org/t/and-logic-not-operating/27902 "2020-06-07T11:37:41Z")

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Hi all, I'm after some help with a AND logic function The gate is not behaving like a AND gate and will pass with only one input active. Any thoughts? \[{"id":"ed49abd7.bc8c18","type":"tab","label":"Flow 3","disable…

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## [Extracting NodeRed flows out of broken Hassio](https://discourse.nodered.org/t/extracting-nodered-flows-out-of-broken-hassio/27933)

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**Author:** [@santaklon](https://discourse.nodered.org/u/santaklon)\
**Replies:** 1\
**Last updated:** [7 June 2020 09:34 UTC](https://discourse.nodered.org/t/extracting-nodered-flows-out-of-broken-hassio/27933 "2020-06-07T09:34:09Z")

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Hello all, so I have been messing around with NodeRed within Hassio for about a year now. I had an insane amount of trouble with HA from the beginning on and it only got worse - NodeRed however was a delight and never g…

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## [Dashboard become unresponsive](https://discourse.nodered.org/t/dashboard-become-unresponsive/27802)

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**Author:** [@NODE777](https://discourse.nodered.org/u/NODE777)\
**Replies:** 12\
**Last updated:** [7 June 2020 07:51 UTC](https://discourse.nodered.org/t/dashboard-become-unresponsive/27802 "2020-06-07T07:51:30Z")

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Hi there ! I'been working with Node-Red some time now and I've created a nice and full of widgets dashboard that fulfill my application's requirements. The current issue is that on each of the four tabs suddenly appe…

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## [Node-Red "Connection Lost"](https://discourse.nodered.org/t/node-red-connection-lost/27843)

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**Author:** [@Safety147](https://discourse.nodered.org/u/Safety147)\
**Replies:** 28\
**Last updated:** [7 June 2020 06:33 UTC](https://discourse.nodered.org/t/node-red-connection-lost/27843 "2020-06-07T06:33:01Z")

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Hello, I have a "Lost Connection" problem on all my browsers and on various devices (Phone, PC and tablet). I tried to empty the caches ==\> problem still exists. I reinstalled my RPI 3B several times ==\> always the sa…

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