# Latest

**URL:** https://discourse.nodered.org/latest.md?page=520

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

**Page:** 521

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## [Node red smart home red.cb-net.co.uk/devices](https://discourse.nodered.org/t/node-red-smart-home-red-cb-net-co-uk-devices/66181)

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**Author:** [@ivanpesenti](https://discourse.nodered.org/u/ivanpesenti)\
**Replies:** 0\
**Last updated:** [8 August 2022 15:54 UTC](https://discourse.nodered.org/t/node-red-smart-home-red-cb-net-co-uk-devices/66181 "2022-08-08T15:54:11Z")

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hi, i create a virtual device If i ask to alexa which is the temperature of pippo she says 22 C° i dont know where she takes this value first question the second question is : can i pass the value of a real sensor …

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## [Determining if RPI-GIO IN was triggered by change or from Startup/Initialization?](https://discourse.nodered.org/t/determining-if-rpi-gio-in-was-triggered-by-change-or-from-startup-initialization/65950)

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**Author:** [@JasGot](https://discourse.nodered.org/u/JasGot)\
**Replies:** 21\
**Last updated:** [8 August 2022 13:01 UTC](https://discourse.nodered.org/t/determining-if-rpi-gio-in-was-triggered-by-change-or-from-startup-initialization/65950 "2022-08-08T13:01:38Z")

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I have a project that is nearly complete and working well. The last piece to my project is to know if the RPI-GPIO IN was triggered by a change at the magnetic switch it is attached to, or if it was triggered because I h…

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## [How to pass a message through the MQTT IN node configured in dynamic subscription mode](https://discourse.nodered.org/t/how-to-pass-a-message-through-the-mqtt-in-node-configured-in-dynamic-subscription-mode/66064)

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**Author:** [@Josh](https://discourse.nodered.org/u/Josh)\
**Replies:** 2\
**Last updated:** [8 August 2022 11:32 UTC](https://discourse.nodered.org/t/how-to-pass-a-message-through-the-mqtt-in-node-configured-in-dynamic-subscription-mode/66064 "2022-08-08T11:32:51Z")

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Hi All, I am facing an issue of passing a message through the MQTT IN node configured in dynamic subscription mode. Through a function node I am setting the config parameters to the MQTT node. I am also sending a msg.ke…

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## [Cleaning the msg Object](https://discourse.nodered.org/t/cleaning-the-msg-object/66167)

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**Author:** [@Becker](https://discourse.nodered.org/u/Becker)\
**Replies:** 6\
**Last updated:** [8 August 2022 10:59 UTC](https://discourse.nodered.org/t/cleaning-the-msg-object/66167 "2022-08-08T10:59:00Z")

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Hi, i was suprised to see, how much information are in a "complete msg object". Is there a simple trick to get rid of all the legacy (Modbus request, buffer, array...) If I inject or switch a msg.payload (Leistung…

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## [Node red on raspberry pi](https://discourse.nodered.org/t/node-red-on-raspberry-pi/65929)

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**Author:** [@gideon](https://discourse.nodered.org/u/gideon)\
**Replies:** 15\
**Last updated:** [8 August 2022 10:39 UTC](https://discourse.nodered.org/t/node-red-on-raspberry-pi/65929 "2022-08-08T10:39:51Z")

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Hello everyone I am a new user. I installed a new system and an update. I connect with a keyboard mouse and a local screen with WIFI. I tried to open the NODE RED program and I get the following message: Starting as…

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## [How to reset the context store variable](https://discourse.nodered.org/t/how-to-reset-the-context-store-variable/66160)

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**Author:** [@Ganesh](https://discourse.nodered.org/u/Ganesh)\
**Replies:** 1\
**Last updated:** [8 August 2022 07:23 UTC](https://discourse.nodered.org/t/how-to-reset-the-context-store-variable/66160 "2022-08-08T07:23:48Z")

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Hi I am using context variable to store the two values in an flow that i am able to store it , i need help in how reset the data stored in context variable I Have Attached my flow below \[{"id":"aa4e304feff52ade","ty…

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## [Recieve only 1 Email at a time](https://discourse.nodered.org/t/recieve-only-1-email-at-a-time/66158)

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**Author:** [@JD23](https://discourse.nodered.org/u/JD23)\
**Replies:** 1\
**Last updated:** [8 August 2022 06:45 UTC](https://discourse.nodered.org/t/recieve-only-1-email-at-a-time/66158 "2022-08-08T06:45:41Z")

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Hello, i'm currently using the "node-red-node-email" to recieve Emails and write them to an network variable list (node-red-contrib-nvl) to use them in a plc project. My issue is that if i recieve multiple emails, only…

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## [Node-red-dashboard (Audio Out)](https://discourse.nodered.org/t/node-red-dashboard-audio-out/66154)

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**Author:** [@JannieO](https://discourse.nodered.org/u/JannieO)\
**Replies:** 1\
**Last updated:** [8 August 2022 06:27 UTC](https://discourse.nodered.org/t/node-red-dashboard-audio-out/66154 "2022-08-08T06:27:54Z")

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node-red-dashboard (Audio Out) I am not sure if this node is the Node for the job. Question How can the audio be played via the Audio Output 3.5mm jack. Any work around for this node to work even if the web page is c…

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## [ Proposal to add iot2050 board support into node-red-nodes/hardware/intel](https://discourse.nodered.org/t/proposal-to-add-iot2050-board-support-into-node-red-nodes-hardware-intel/66063)

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**Author:** [@fr0st61te](https://discourse.nodered.org/u/fr0st61te)\
**Replies:** 2\
**Last updated:** [8 August 2022 06:15 UTC](https://discourse.nodered.org/t/proposal-to-add-iot2050-board-support-into-node-red-nodes-hardware-intel/66063 "2022-08-08T06:15:12Z")

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Porting from iot2050 to mraa intel nodes: add iot2050 board into pwm, ain, dout clean up on close for pwm, ain, dout add led into gpio category Also, maybe it's an offtopic but is it possible to change name of this pa…

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## [FR : Dynamic Link node enhancement request](https://discourse.nodered.org/t/fr-dynamic-link-node-enhancement-request/65179)

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**Author:** [@SandeepA](https://discourse.nodered.org/u/SandeepA)\
**Replies:** 6\
**Last updated:** [7 August 2022 21:44 UTC](https://discourse.nodered.org/t/fr-dynamic-link-node-enhancement-request/65179 "2022-08-07T21:44:17Z")

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Hi, I would like to put a request for enhancement of Link Call Node (Dynamic call part). If the team can put it on their backlog list - that will be swell. (This is in line with my note on v3 Beta releases. ) Make t…

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## [Using NGINX for authentication and authorisation to Node-RED](https://discourse.nodered.org/t/using-nginx-for-authentication-and-authorisation-to-node-red/66147)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 2\
**Last updated:** [7 August 2022 19:24 UTC](https://discourse.nodered.org/t/using-nginx-for-authentication-and-authorisation-to-node-red/66147 "2022-08-07T19:24:08Z")

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A previous FAQ started to unpack how to use NGINX as a reverse proxy for Node-RED for both performance and security. This thread will unpack some more details about how to configure things between NGINX and some simple …

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## [Keyboard node not "consuming" key presses](https://discourse.nodered.org/t/keyboard-node-not-consuming-key-presses/66121)

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**Author:** [@Aaroneisele55](https://discourse.nodered.org/u/Aaroneisele55)\
**Replies:** 8\
**Last updated:** [7 August 2022 15:28 UTC](https://discourse.nodered.org/t/keyboard-node-not-consuming-key-presses/66121 "2022-08-07T15:28:55Z")

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Hello, I have the problem that the keyboard node (from the package "node-red-node-pi-gpio") won't consume the key presses and they still get recognised (e.g capslock led turns on if i press capslock). I noticed the issu…

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## [Websocket out node to provide support for HTTP headers during connection setup](https://discourse.nodered.org/t/websocket-out-node-to-provide-support-for-http-headers-during-connection-setup/66139)

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**Author:** [@randomname](https://discourse.nodered.org/u/randomname)\
**Replies:** 0\
**Last updated:** [7 August 2022 14:28 UTC](https://discourse.nodered.org/t/websocket-out-node-to-provide-support-for-http-headers-during-connection-setup/66139 "2022-08-07T14:28:13Z")

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This has been asked before (for example here and here), but the related posts are rather outdated or contain a non-satisfying work-around. Node-Red has the ability to create a websocket connection to any target, using t…

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## [Blank webpage when starting Node-Red](https://discourse.nodered.org/t/blank-webpage-when-starting-node-red/66134)

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**Author:** [@Daren102](https://discourse.nodered.org/u/Daren102)\
**Replies:** 6\
**Last updated:** [7 August 2022 14:19 UTC](https://discourse.nodered.org/t/blank-webpage-when-starting-node-red/66134 "2022-08-07T14:19:42Z")

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Hello, I'm rather new to using Node-Red and Raspberry Pi as well. I'm currently having issues of my webpage not loading the UI and been trying to fix it for a while now. Seems to occur when monaco is not defined? I've be…

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## [Is it possible to change the sequence of nodes within left-navigation / subflows menu?](https://discourse.nodered.org/t/is-it-possible-to-change-the-sequence-of-nodes-within-left-navigation-subflows-menu/66137)

<div class="topic-metadata">

**Author:** [@paulkeates](https://discourse.nodered.org/u/paulkeates)\
**Replies:** 0\
**Last updated:** [7 August 2022 12:44 UTC](https://discourse.nodered.org/t/is-it-possible-to-change-the-sequence-of-nodes-within-left-navigation-subflows-menu/66137 "2022-08-07T12:44:03Z")

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Hi, I really like using the left navigation / subflow menu. it is powerful (add frequently-reused subflows to it, colour them, give them icons, move sections around using settings.js categories: etc.). What I'd like …

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## [How can I change ui-table's row of color?](https://discourse.nodered.org/t/how-can-i-change-ui-tables-row-of-color/66059)

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**Author:** [@muzi](https://discourse.nodered.org/u/muzi)\
**Replies:** 5\
**Last updated:** [7 August 2022 11:31 UTC](https://discourse.nodered.org/t/how-can-i-change-ui-tables-row-of-color/66059 "2022-08-07T11:31:37Z")

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Hello everyone, I am a newer of Node red and I want to change the ui table color of every row or background of rows?How can i do this ? I use node red version is the newest one (V3.0.1) and ui-table node version is 0.3.…

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## [Array with two values together](https://discourse.nodered.org/t/array-with-two-values-together/66100)

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**Author:** [@madmax](https://discourse.nodered.org/u/madmax)\
**Replies:** 2\
**Last updated:** [7 August 2022 08:41 UTC](https://discourse.nodered.org/t/array-with-two-values-together/66100 "2022-08-07T08:41:38Z")

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Hi! I have an array with two values. Once cat\_id. and pro\_id. Is it possible to add all the same pro\_id together? Here's an example. array 0 cat\_id = 3114 per\_id = 3114 1 cat\_id = 3114 per\_id = 3474 result c…

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## [Date string conversion within an array](https://discourse.nodered.org/t/date-string-conversion-within-an-array/66085)

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**Author:** [@pat1](https://discourse.nodered.org/u/pat1)\
**Replies:** 4\
**Last updated:** [7 August 2022 08:24 UTC](https://discourse.nodered.org/t/date-string-conversion-within-an-array/66085 "2022-08-07T08:24:23Z")

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Hi! I have a msg.payload.date with the value "8/8/22, 12:00 AM – 8/9/22, 12:00 AM" I need this formatted as a timestamp for use with the moment node. But I really can't work this out. What is the best way to do this?…

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## [Fill editor values from node function](https://discourse.nodered.org/t/fill-editor-values-from-node-function/65982)

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**Author:** [@dionmes](https://discourse.nodered.org/u/dionmes)\
**Replies:** 5\
**Last updated:** [7 August 2022 08:21 UTC](https://discourse.nodered.org/t/fill-editor-values-from-node-function/65982 "2022-08-07T08:21:31Z")

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Hi, I am building a node with bluetooth connectivity. And this all works fine. But to connect to the bluetooth device you need to enter a bluetooth address, and also first find out what that address is. This can be quit…

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## [Read sensor real to a virtual smart home](https://discourse.nodered.org/t/read-sensor-real-to-a-virtual-smart-home/66122)

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**Author:** [@ivanpesenti](https://discourse.nodered.org/u/ivanpesenti)\
**Replies:** 13\
**Last updated:** [7 August 2022 05:54 UTC](https://discourse.nodered.org/t/read-sensor-real-to-a-virtual-smart-home/66122 "2022-08-07T05:54:11Z")

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how i can send a real temperature to the temperature of virtual smart home termostat? i sow that i create a inject node with : msg.payload.temperature number 30 it send this value on termosat temperature . so i think i…

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## [Creating a vertical guage](https://discourse.nodered.org/t/creating-a-vertical-guage/66128)

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**Author:** [@Tinkermillion](https://discourse.nodered.org/u/Tinkermillion)\
**Replies:** 1\
**Last updated:** [7 August 2022 05:32 UTC](https://discourse.nodered.org/t/creating-a-vertical-guage/66128 "2022-08-07T05:32:26Z")

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Has this been done or can it be done ?

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## [How to read node properties on deployment](https://discourse.nodered.org/t/how-to-read-node-properties-on-deployment/66127)

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**Author:** [@mbenson](https://discourse.nodered.org/u/mbenson)\
**Replies:** 0\
**Last updated:** [7 August 2022 00:49 UTC](https://discourse.nodered.org/t/how-to-read-node-properties-on-deployment/66127 "2022-08-07T00:49:33Z")

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I have an idea for a node and successfully prototyped it using existing primitives. I have a data source that required I subscribe to specific parameters. I send a single JSON message to the server containing a list of…

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## [Dashboard template individual Text input manipulation](https://discourse.nodered.org/t/dashboard-template-individual-text-input-manipulation/66070)

<div class="topic-metadata">

**Author:** [@KarolisL](https://discourse.nodered.org/u/KarolisL)\
**Replies:** 3\
**Last updated:** [6 August 2022 19:59 UTC](https://discourse.nodered.org/t/dashboard-template-individual-text-input-manipulation/66070 "2022-08-06T19:59:42Z")

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Hello, complete CSS beginner here. I would like to assign attributes to individual nodes. Strange thing that template node doesn't assign all properties. I'm able to change font-family, font-size and background color, b…

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## [Looking for ideas re: LED Control](https://discourse.nodered.org/t/looking-for-ideas-re-led-control/66117)

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**Author:** [@mikewoodld](https://discourse.nodered.org/u/mikewoodld)\
**Replies:** 2\
**Last updated:** [6 August 2022 19:55 UTC](https://discourse.nodered.org/t/looking-for-ideas-re-led-control/66117 "2022-08-06T19:55:55Z")

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Anyone aware of any pre-existing nodes that allow you to control all of the parameters of a smart bulb individually? For example, I have a mixture of all different kinds of bulbs, RGB, RGBW, RGBWWCW, etc. Some on Hue, So…

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## [(Alexa remote) Echo node - get media not working?](https://discourse.nodered.org/t/alexa-remote-echo-node-get-media-not-working/66086)

<div class="topic-metadata">

**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 1\
**Last updated:** [6 August 2022 16:52 UTC](https://discourse.nodered.org/t/alexa-remote-echo-node-get-media-not-working/66086 "2022-08-06T16:52:08Z")

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Just noticed today that the alexa play music example flow doesn't work correctly. The msg.payload from the node is miising the album art,name, queue info etc. Guessing that this is a change by Amazon, anyone else havin…

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## [Discord node bot mentions not working](https://discourse.nodered.org/t/discord-node-bot-mentions-not-working/66075)

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**Author:** [@hepcat72](https://discourse.nodered.org/u/hepcat72)\
**Replies:** 4\
**Last updated:** [6 August 2022 16:26 UTC](https://discourse.nodered.org/t/discord-node-bot-mentions-not-working/66075 "2022-08-06T16:26:19Z")

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This is probably the wrong place for this question, but since discord support won't help with this and I'm trying to use the discord node to send myself messages, I thougt I'd start here before asking elsewhere. I set u…

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## [Interesting desktop application?](https://discourse.nodered.org/t/interesting-desktop-application/66109)

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**Author:** [@Fabios](https://discourse.nodered.org/u/Fabios)\
**Replies:** 0\
**Last updated:** [6 August 2022 14:55 UTC](https://discourse.nodered.org/t/interesting-desktop-application/66109 "2022-08-06T14:55:11Z")

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Don't know if works 100%, still testing but may have some utility. created with GitHub - nativefier/nativefier: Make any web page a desktop application :smiley: .ico file : node-red-hexagon.ico - Google Drive

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## [Rpi Serial communtication to Marlin on Arduino Mega](https://discourse.nodered.org/t/rpi-serial-communtication-to-marlin-on-arduino-mega/66107)

<div class="topic-metadata">

**Author:** [@sjamesparsonsjr](https://discourse.nodered.org/u/sjamesparsonsjr)\
**Replies:** 0\
**Last updated:** [6 August 2022 13:55 UTC](https://discourse.nodered.org/t/rpi-serial-communtication-to-marlin-on-arduino-mega/66107 "2022-08-06T13:55:38Z")

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Hello, Node-Red community, I'm using Node-Red on an RPi to communicate with Stepper Motors and End Stops through Arduino Mega running Marlin. For anyone attempting the same add \\n\\r\\ to the end of the gCode. Does an…

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## [CO2 notification spam when over 1500 ppm](https://discourse.nodered.org/t/co2-notification-spam-when-over-1500-ppm/66101)

<div class="topic-metadata">

**Author:** [@RogerSik](https://discourse.nodered.org/u/RogerSik)\
**Replies:** 2\
**Last updated:** [6 August 2022 12:47 UTC](https://discourse.nodered.org/t/co2-notification-spam-when-over-1500-ppm/66101 "2022-08-06T12:47:31Z")

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Currenlty i have following setup with node-red + home-assistant If CO2 Sensor is over 1500 ppm, then send me notification to smartphone. It works. But example my CO2 ppm is up to 1800. It takes sometime to get down u…

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## [HIKVISION doorstation](https://discourse.nodered.org/t/hikvision-doorstation/66096)

<div class="topic-metadata">

**Author:** [@Simone](https://discourse.nodered.org/u/Simone)\
**Replies:** 1\
**Last updated:** [6 August 2022 12:44 UTC](https://discourse.nodered.org/t/hikvision-doorstation/66096 "2022-08-06T12:44:52Z")

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Hi, I'm working on a domotic project and I have an HIKVISION door station DS-KV8213-WME1. I need to manage the doorbell and the video stream, I'm using the node-red-contrib-hikvision-ultimate doorbell and picture nodes …

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