# Latest **URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=342 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 343 --- ## [Example of how to use "node-red-contrib-ui-state-trail"](https://discourse.nodered.org/t/example-of-how-to-use-node-red-contrib-ui-state-trail/78634)
**Author:** [@Kliurka](https://discourse.nodered.org/u/Kliurka)\ **Replies:** 9\ **Last updated:** [25 May 2023 09:16 UTC](https://discourse.nodered.org/t/example-of-how-to-use-node-red-contrib-ui-state-trail/78634 "2023-05-25T09:16:41Z")
Maybe somebody can give an example of how to use "node-red-contrib-ui-state-trail" on/off state for last 7 days. I'm newby to node-red. --- ## [How to separate digits for influxdb](https://discourse.nodered.org/t/how-to-separate-digits-for-influxdb/78666)
**Author:** [@Nagi](https://discourse.nodered.org/u/Nagi)\ **Replies:** 2\ **Last updated:** [24 May 2023 21:02 UTC](https://discourse.nodered.org/t/how-to-separate-digits-for-influxdb/78666 "2023-05-24T21:02:24Z")
Dear all, can you pleas help me, i am turning around for days. I have to seperate in this case the "5838.86" from the rest to push the number to the infludb. How can I do that? best regards Nagi --- ## [Function node injecting information with its quotes](https://discourse.nodered.org/t/function-node-injecting-information-with-its-quotes/78665)
**Author:** [@tgottie](https://discourse.nodered.org/u/tgottie)\ **Replies:** 8\ **Last updated:** [24 May 2023 20:18 UTC](https://discourse.nodered.org/t/function-node-injecting-information-with-its-quotes/78665 "2023-05-24T20:18:00Z")
I am using a function node to grab information from a flow.xxx message. but it is pulling the quotes "\[{ around the array causing it to read it as one entire item rather than an array. how do i prevent the function node … --- ## [Excel file node](https://discourse.nodered.org/t/excel-file-node/78661)
**Author:** [@tgottie](https://discourse.nodered.org/u/tgottie)\ **Replies:** 2\ **Last updated:** [24 May 2023 17:56 UTC](https://discourse.nodered.org/t/excel-file-node/78661 "2023-05-24T17:56:51Z")
hello, so I am utilizing node-red-contrib-excel and i have it to where i can create the xlsx file with all my data, but i would like to also organize this data in tabs as the example shows. is there a set of strings or c… --- ## [Fill in the form and send it on the website](https://discourse.nodered.org/t/fill-in-the-form-and-send-it-on-the-website/78657)
**Author:** [@tiagodiaf](https://discourse.nodered.org/u/tiagodiaf)\ **Replies:** 7\ **Last updated:** [24 May 2023 16:41 UTC](https://discourse.nodered.org/t/fill-in-the-form-and-send-it-on-the-website/78657 "2023-05-24T16:41:44Z")
Hello On the website Águas de Viseu I have a form where I want it to be filled in with variables known to node-red and then sent, all automatically. What's the best way to do this? --- ## [Node red flow queuing](https://discourse.nodered.org/t/node-red-flow-queuing/78630)
**Author:** [@nagaabhishek](https://discourse.nodered.org/u/nagaabhishek)\ **Replies:** 8\ **Last updated:** [24 May 2023 16:03 UTC](https://discourse.nodered.org/t/node-red-flow-queuing/78630 "2023-05-24T16:03:15Z")
Hi all, I have a nodered flow ona schedule basis using cron node. I need to queue the schedule till the previous flow execution is completed. Is there any way to do it Thanks. --- ## [Install custom node from git to node-red/hassio](https://discourse.nodered.org/t/install-custom-node-from-git-to-node-red-hassio/78659)
**Author:** [@thomasoggier](https://discourse.nodered.org/u/thomasoggier)\ **Replies:** 2\ **Last updated:** [24 May 2023 15:54 UTC](https://discourse.nodered.org/t/install-custom-node-from-git-to-node-red-hassio/78659 "2023-05-24T15:54:46Z")
Hello all, I develop a custom node on my laptop and now I would like to install it into my raspberry pi, with home assistant. I've try to zip the file to .tgz file and download it manually, but I get some error. And I … --- ## [How to import module Math to function node?](https://discourse.nodered.org/t/how-to-import-module-math-to-function-node/78660)
**Author:** [@beg1nner](https://discourse.nodered.org/u/beg1nner)\ **Replies:** 1\ **Last updated:** [24 May 2023 14:19 UTC](https://discourse.nodered.org/t/how-to-import-module-math-to-function-node/78660 "2023-05-24T14:19:33Z")
Hi there. I want to take the second root of some variable in the node-red function node. So I imported "Math" in the setting-tab. but before I even could sart the srcipt this was my output-error: This is my code: c… --- ## [Receiving numbers from OPC-UA Client and Show them in Dashboard](https://discourse.nodered.org/t/receiving-numbers-from-opc-ua-client-and-show-them-in-dashboard/78490)
**Author:** [@MaxDP](https://discourse.nodered.org/u/MaxDP)\ **Replies:** 2\ **Last updated:** [24 May 2023 13:29 UTC](https://discourse.nodered.org/t/receiving-numbers-from-opc-ua-client-and-show-them-in-dashboard/78490 "2023-05-24T13:29:54Z")
Hi Dear forum members. I have a question about my opc-ua client to node red connection. Node red gets its data from the OPCUA Client. There is also one with numbers. My Question now is how can I show numbers in the dashb… --- ## [How to transform HTML inside UI Template into a image?](https://discourse.nodered.org/t/how-to-transform-html-inside-ui-template-into-a-image/78636)
**Author:** [@Willianvcn](https://discourse.nodered.org/u/Willianvcn)\ **Replies:** 3\ **Last updated:** [24 May 2023 12:14 UTC](https://discourse.nodered.org/t/how-to-transform-html-inside-ui-template-into-a-image/78636 "2023-05-24T12:14:43Z")
Hi everyone, I need help to understand if it's possible to generate a image file (.png or else) from a UI Template HTML code? There is some expecific node to do this? The reason is because I've a layout displayed with t… --- ## [Unsure how to deal with a JOIN node that doesnt receive all its data](https://discourse.nodered.org/t/unsure-how-to-deal-with-a-join-node-that-doesnt-receive-all-its-data/78650)
**Author:** [@aqueousdan](https://discourse.nodered.org/u/aqueousdan)\ **Replies:** 4\ **Last updated:** [24 May 2023 09:24 UTC](https://discourse.nodered.org/t/unsure-how-to-deal-with-a-join-node-that-doesnt-receive-all-its-data/78650 "2023-05-24T09:24:36Z")
Can anyone think of a way I can deal with this? Every 5 seconds, i am taking an integer from KepserverEX using OPCUA. This value comes from a machine in a factory but when any one machine is turned off the whole thing fa… --- ## [Dashboard UI audiout: is it possible play TTS only on specific socketid client?](https://discourse.nodered.org/t/dashboard-ui-audiout-is-it-possible-play-tts-only-on-specific-socketid-client/78637)
**Author:** [@hammeronthenet](https://discourse.nodered.org/u/hammeronthenet)\ **Replies:** 8\ **Last updated:** [24 May 2023 07:48 UTC](https://discourse.nodered.org/t/dashboard-ui-audiout-is-it-possible-play-tts-only-on-specific-socketid-client/78637 "2023-05-24T07:48:56Z")
Hi, I'm wondering if is it possible, using the audioout node, to reproduce TTS not on all connected client but only on specific one. For example I want to play TTS when I cange tab on menu, but only for the client that… --- ## [Timeout Error while connecting BACnet with Node-red](https://discourse.nodered.org/t/timeout-error-while-connecting-bacnet-with-node-red/78651)
**Author:** [@Shahid](https://discourse.nodered.org/u/Shahid)\ **Replies:** 0\ **Last updated:** [24 May 2023 06:07 UTC](https://discourse.nodered.org/t/timeout-error-while-connecting-bacnet-with-node-red/78651 "2023-05-24T06:07:24Z")
I am trying to IoT device BACnet through BACnet Node in Node-red and reading value from BACnet Device. YAPE is showing all the BACnet Devices with details but while connecting with Node-red it is giving Timeout Error. P… --- ## [Qustion about node-red-contrib-ui-svg - Control via messages - Add elements via msg - Add dynamic image](https://discourse.nodered.org/t/qustion-about-node-red-contrib-ui-svg-control-via-messages-add-elements-via-msg-add-dynamic-image/78642)
**Author:** [@OrangeRaspberry](https://discourse.nodered.org/u/OrangeRaspberry)\ **Replies:** 7\ **Last updated:** [24 May 2023 05:37 UTC](https://discourse.nodered.org/t/qustion-about-node-red-contrib-ui-svg-control-via-messages-add-elements-via-msg-add-dynamic-image/78642 "2023-05-24T05:37:48Z")
I have question about node-red-contrib-ui-svg. Is it possible to add dnamic image through "Control via messages"? I have tried below msg but it doesn't work. msg = {"payload": { "command": "add\_element", "elementT… --- ## [Adding a new font as ttf file](https://discourse.nodered.org/t/adding-a-new-font-as-ttf-file/78628)
**Author:** [@okircali](https://discourse.nodered.org/u/okircali)\ **Replies:** 11\ **Last updated:** [23 May 2023 22:57 UTC](https://discourse.nodered.org/t/adding-a-new-font-as-ttf-file/78628 "2023-05-23T22:57:01Z")
Hello, I would like to add a new font in order to use it on template node in html. I have a .ttf file and would like to import it to nodered. Could you please let me know If there is any method to do that? --- ## [Need to build a logic but kinda stuck](https://discourse.nodered.org/t/need-to-build-a-logic-but-kinda-stuck/78643)
**Author:** [@FSHelgeland](https://discourse.nodered.org/u/FSHelgeland)\ **Replies:** 3\ **Last updated:** [23 May 2023 20:07 UTC](https://discourse.nodered.org/t/need-to-build-a-logic-but-kinda-stuck/78643 "2023-05-23T20:07:31Z")
Trying to build a flow sending temperature settings based on lot of different inputs. I of course get stuck on the first one. The first logic I need to build is like this: If "pris" is less than "snittpris" and forbruk … --- ## [Replace value inside an input field with context](https://discourse.nodered.org/t/replace-value-inside-an-input-field-with-context/78640)
**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\ **Replies:** 1\ **Last updated:** [23 May 2023 14:34 UTC](https://discourse.nodered.org/t/replace-value-inside-an-input-field-with-context/78640 "2023-05-23T14:34:44Z")
Hello, I have this node: I want to replace the number 6100 with a value stored in global context. Is is possible to accses this value inside this field with some kind of pointer like the enviroment variables use $? --- ## [Listening on node events](https://discourse.nodered.org/t/listening-on-node-events/78633)
**Author:** [@mradvanyi](https://discourse.nodered.org/u/mradvanyi)\ **Replies:** 0\ **Last updated:** [23 May 2023 12:00 UTC](https://discourse.nodered.org/t/listening-on-node-events/78633 "2023-05-23T12:00:00Z")
Hello everyone, I have embedded nodered. I’m working with the runtime-api. I can launch the runtime and a flow and I'm able to find and send messages to a flow. I want to send a message to node A and listen to what is… --- ## [Source code of node-red websocket out](https://discourse.nodered.org/t/source-code-of-node-red-websocket-out/78629)
**Author:** [@thomasoggier](https://discourse.nodered.org/u/thomasoggier)\ **Replies:** 2\ **Last updated:** [23 May 2023 11:01 UTC](https://discourse.nodered.org/t/source-code-of-node-red-websocket-out/78629 "2023-05-23T11:01:56Z")
Hello, I don't know exactly where to post this request. But I'm looking for the source code of the websocket in/out node implement directly in node-red. I would like to implement a new node based on this one to communic… --- ## [Batch HTTP requests and possible race condition](https://discourse.nodered.org/t/batch-http-requests-and-possible-race-condition/78461)
**Author:** [@sindre.olsen.hk](https://discourse.nodered.org/u/sindre.olsen.hk)\ **Replies:** 2\ **Last updated:** [23 May 2023 10:51 UTC](https://discourse.nodered.org/t/batch-http-requests-and-possible-race-condition/78461 "2023-05-23T10:51:37Z")
Hi folks, I have a flow where I query the chripstack rest api for all devices through a http in node. To do this I have to query /applications to get the total applications, then query /applications?limit= then for each… --- ## [Function node can't use mongodb module](https://discourse.nodered.org/t/function-node-cant-use-mongodb-module/78617)
**Author:** [@Barbudor](https://discourse.nodered.org/u/Barbudor)\ **Replies:** 4\ **Last updated:** [23 May 2023 08:16 UTC](https://discourse.nodered.org/t/function-node-cant-use-mongodb-module/78617 "2023-05-23T08:16:24Z")
Hello I have to access a MongoDB with a database that is dynamically defined. I did install the node-red-node-mongodb but I see this is not possible as the database is static inside the configuration. So I'm trying to… --- ## [Error in CMD prompt console running node-red - ENOENT /var/run/dbus/system\_bus\_socket -](https://discourse.nodered.org/t/error-in-cmd-prompt-console-running-node-red-enoent-var-run-dbus-system-bus-socket/78610)
**Author:** [@JoNoci](https://discourse.nodered.org/u/JoNoci)\ **Replies:** 10\ **Last updated:** [23 May 2023 06:54 UTC](https://discourse.nodered.org/t/error-in-cmd-prompt-console-running-node-red-enoent-var-run-dbus-system-bus-socket/78610 "2023-05-23T06:54:16Z")
Good Day. I have installed node red per the official Win-10 node red installation - 22 May 16:37:05 - \[info\] Node-RED version: v3.0.2 22 May 16:37:05 - \[info\] Node.js version: v20.1.0 I open a cmd console, type node… --- ## [Trouble when install or update node](https://discourse.nodered.org/t/trouble-when-install-or-update-node/78602)
**Author:** [@nico](https://discourse.nodered.org/u/nico)\ **Replies:** 2\ **Last updated:** [23 May 2023 04:52 UTC](https://discourse.nodered.org/t/trouble-when-install-or-update-node/78602 "2023-05-23T04:52:41Z")
Morning, Since few days i've an error message when i try to install or update node. Error message is: npm WARN config production Use --omit=dev instead. npm WARN old lockfile npm WARN old lockfile The package-lock.j… --- ## [Safari doesn't show every setting in property Editor](https://discourse.nodered.org/t/safari-doesnt-show-every-setting-in-property-editor/77463)
**Author:** [@FloRu](https://discourse.nodered.org/u/FloRu)\ **Replies:** 12\ **Last updated:** [22 May 2023 23:20 UTC](https://discourse.nodered.org/t/safari-doesnt-show-every-setting-in-property-editor/77463 "2023-05-22T23:20:24Z")
Hi! I wonder if someone else sees this problem: When I open up the properties of any nodes, Safari doesn't show every settings that I set up before. Looks like this. The first time I open up the properties: and th… --- ## [Cannot Install Email Node on Node Red V2.2.2](https://discourse.nodered.org/t/cannot-install-email-node-on-node-red-v2-2-2/78614)
**Author:** [@HectorColon](https://discourse.nodered.org/u/HectorColon)\ **Replies:** 5\ **Last updated:** [22 May 2023 20:38 UTC](https://discourse.nodered.org/t/cannot-install-email-node-on-node-red-v2-2-2/78614 "2023-05-22T20:38:40Z")
Hi, I had to upgrade my node red due to a PLC crash, but now that i have version 2.2.2, i cant seem to install the email node back into it. Any suggestions? --- ## [\[Node-Request\] kdeconnect node to send notification to the smartphone](https://discourse.nodered.org/t/node-request-kdeconnect-node-to-send-notification-to-the-smartphone/78620)
**Author:** [@Mannshoch](https://discourse.nodered.org/u/Mannshoch)\ **Replies:** 2\ **Last updated:** [22 May 2023 20:21 UTC](https://discourse.nodered.org/t/node-request-kdeconnect-node-to-send-notification-to-the-smartphone/78620 "2023-05-22T20:21:04Z")
If I could place a wish here. Please add a KDE Connect node I Propose: A config node where I could pair my Phone with the node. and setup allowed data to send and resceive. Several nodes for several features like: Ge… --- ## [Geofence filter nodes: how to work with non-matches?](https://discourse.nodered.org/t/geofence-filter-nodes-how-to-work-with-non-matches/78273)
**Author:** [@yesdred](https://discourse.nodered.org/u/yesdred)\ **Replies:** 2\ **Last updated:** [22 May 2023 19:24 UTC](https://discourse.nodered.org/t/geofence-filter-nodes-how-to-work-with-non-matches/78273 "2023-05-22T19:24:11Z")
In my flow I work with payloads containing geo-coordinates and about 40 nodes representing geofences. Each payload passes through all fence filter nodes (in parallel). When the coordinates lie within a fence the node tit… --- ## [Controlling LIN (Kvaser) from node-red](https://discourse.nodered.org/t/controlling-lin-kvaser-from-node-red/78618)
**Author:** [@rchandrashekar53](https://discourse.nodered.org/u/rchandrashekar53)\ **Replies:** 0\ **Last updated:** [22 May 2023 17:20 UTC](https://discourse.nodered.org/t/controlling-lin-kvaser-from-node-red/78618 "2023-05-22T17:20:48Z")
Hi, i have written some test libraries where i can control devices in my vehicle via MQTT and pi-board. I would like to check if i can do the same using Kvaser (via serial port). This is a LIN based device. i would l… --- ## [Node-red-contrib-homekit-bridged (NRCHKB)](https://discourse.nodered.org/t/node-red-contrib-homekit-bridged-nrchkb/78499)
**Author:** [@camphamp](https://discourse.nodered.org/u/camphamp)\ **Replies:** 12\ **Last updated:** [22 May 2023 17:10 UTC](https://discourse.nodered.org/t/node-red-contrib-homekit-bridged-nrchkb/78499 "2023-05-22T17:10:03Z")
I am looking for a reliable interface to HomeKit to replace my Homebridge solution for home automation. I want to maintain Alexa and Siri/Homekit user interfaces in the transition. I have a pi 4 with Node-Red v3.0.2 run… --- ## [Dashboard Sharing](https://discourse.nodered.org/t/dashboard-sharing/78472)
**Author:** [@camphamp](https://discourse.nodered.org/u/camphamp)\ **Replies:** 17\ **Last updated:** [22 May 2023 16:35 UTC](https://discourse.nodered.org/t/dashboard-sharing/78472 "2023-05-22T16:35:01Z")
Users need quick access to the “dashboard” to switch lights on/off. Hunting for a bookmarked web address is fine for testing but is a cumbersome light switch! Apple puts HomeKit items right into the iOS Control Center p… [Previous page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=341) [Next page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=343)