# Latest

**URL:** https://discourse.nodered.org/latest.md?page=353

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

**Page:** 354

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## [How to send notifications to local Synology Chat server via http/webhook](https://discourse.nodered.org/t/how-to-send-notifications-to-local-synology-chat-server-via-http-webhook/77917)

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**Author:** [@kolia](https://discourse.nodered.org/u/kolia)\
**Replies:** 3\
**Last updated:** [26 April 2023 13:22 UTC](https://discourse.nodered.org/t/how-to-send-notifications-to-local-synology-chat-server-via-http-webhook/77917 "2023-04-26T13:22:59Z")

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I would like to send status notifications from Node Red to my local Synology chat server. Had already the http request from my Synology Chat, but I can't manage to send a message from a flow about it. What nodes do I ne…

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## [Caravan automation project suggestions](https://discourse.nodered.org/t/caravan-automation-project-suggestions/77781)

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**Author:** [@Surefire01](https://discourse.nodered.org/u/Surefire01)\
**Replies:** 26\
**Last updated:** [26 April 2023 13:16 UTC](https://discourse.nodered.org/t/caravan-automation-project-suggestions/77781 "2023-04-26T13:16:02Z")

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Chaps Not sure if this is the correct forum section as I haven't completed (or even begun) this project yet but am looking for suggestions and ideas as to how to proceed. I have a project in mind which involves automat…

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## [Get data from node-red-node-ui-table](https://discourse.nodered.org/t/get-data-from-node-red-node-ui-table/77690)

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**Author:** [@AutomationTeam-ATeam](https://discourse.nodered.org/u/AutomationTeam-ATeam)\
**Replies:** 1\
**Last updated:** [26 April 2023 12:48 UTC](https://discourse.nodered.org/t/get-data-from-node-red-node-ui-table/77690 "2023-04-26T12:48:48Z")

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Hi all For my project I would need to get the data present in a table of the ui-table node. Reading the tabulator documentation I found the getData command which seems to do just for me. Unfortunately at the moment I'…

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## [Setting HTTPS in Docker Compose](https://discourse.nodered.org/t/setting-https-in-docker-compose/77933)

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**Author:** [@oliver.es](https://discourse.nodered.org/u/oliver.es)\
**Replies:** 3\
**Last updated:** [26 April 2023 11:47 UTC](https://discourse.nodered.org/t/setting-https-in-docker-compose/77933 "2023-04-26T11:47:42Z")

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Hello, trying to run Node RED in Docker via Docker Compose yaml file. I need to load with HTTPS enabled and path to certificate files. This is example of Docker Compose file. node-red: image: nodered/node-red:lat…

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## [Node-red-contrib-mdashboard dropdown display and update issue](https://discourse.nodered.org/t/node-red-contrib-mdashboard-dropdown-display-and-update-issue/77901)

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**Author:** [@EchoSmith](https://discourse.nodered.org/u/EchoSmith)\
**Replies:** 3\
**Last updated:** [26 April 2023 11:21 UTC](https://discourse.nodered.org/t/node-red-contrib-mdashboard-dropdown-display-and-update-issue/77901 "2023-04-26T11:21:43Z")

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Hello, I seem to be having issues using the mdashboard. I am needing multi instance dashboard so this module is perfect for me, however when I use the mdashboard dropdown node, the array I send using msg.options does no…

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## [How to tell the difference between \\n in a string and a newline?](https://discourse.nodered.org/t/how-to-tell-the-difference-between-n-in-a-string-and-a-newline/77922)

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**Author:** [@SuperNinja](https://discourse.nodered.org/u/SuperNinja)\
**Replies:** 16\
**Last updated:** [26 April 2023 10:41 UTC](https://discourse.nodered.org/t/how-to-tell-the-difference-between-n-in-a-string-and-a-newline/77922 "2023-04-26T10:41:35Z")

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Hi, I have to separate a character string line by line (to process them individually afterwards): /\* \* My name \*/ #include \<asf.h\> #include "language.h" //defaut static const char lg\_clic1sec\_cancel\_fr\[\] = {"Clic 1sec…

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## [Click submit -\> prompt password field](https://discourse.nodered.org/t/click-submit-prompt-password-field/77911)

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**Author:** [@Manuel\_o](https://discourse.nodered.org/u/Manuel_o)\
**Replies:** 1\
**Last updated:** [26 April 2023 08:07 UTC](https://discourse.nodered.org/t/click-submit-prompt-password-field/77911 "2023-04-26T08:07:57Z")

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hello. Can someone help me to implement a password prompt after clicking on submit? I try to integrate this security layer, that only a person who knows the code (for exmaple "1234" can submit a change. I have this so …

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## [How to show only one flows](https://discourse.nodered.org/t/how-to-show-only-one-flows/77944)

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**Author:** [@1260215278](https://discourse.nodered.org/u/1260215278)\
**Replies:** 4\
**Last updated:** [26 April 2023 08:03 UTC](https://discourse.nodered.org/t/how-to-show-only-one-flows/77944 "2023-04-26T08:03:16Z")

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I run node-red in express, how to make it show only one flows on the ui. Thanks

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## [HPE\_CR\_EXPECTED How do I fix this?](https://discourse.nodered.org/t/hpe-cr-expected-how-do-i-fix-this/77530)

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**Author:** [@Sellery](https://discourse.nodered.org/u/Sellery)\
**Replies:** 2\
**Last updated:** [26 April 2023 05:39 UTC](https://discourse.nodered.org/t/hpe-cr-expected-how-do-i-fix-this/77530 "2023-04-26T05:39:23Z")

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Hello, I'm a Newbie :sweat\_smile: (obv) So I want to get something from a website but everytime when I try I get this error 'HPE\_CR\_EXPECTED' What does it mean and how do I fix it? I added things like %0D || \\r || %AD t…

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## [Pass messages to UI template using Jquery](https://discourse.nodered.org/t/pass-messages-to-ui-template-using-jquery/77938)

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**Author:** [@Mick](https://discourse.nodered.org/u/Mick)\
**Replies:** 0\
**Last updated:** [26 April 2023 01:54 UTC](https://discourse.nodered.org/t/pass-messages-to-ui-template-using-jquery/77938 "2023-04-26T01:54:33Z")

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I am using a UI Template node to to a scope watch to update changes for display. I am currently using this code: \<script\> (function(scope) { //hide this card. NOTE: 4b689f7473831a84 is the Node id as …

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## [How update Node-Red nodes?](https://discourse.nodered.org/t/how-update-node-red-nodes/77932)

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**Author:** [@iiot2k](https://discourse.nodered.org/u/iiot2k)\
**Replies:** 1\
**Last updated:** [25 April 2023 21:23 UTC](https://discourse.nodered.org/t/how-update-node-red-nodes/77932 "2023-04-25T21:23:27Z")

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A simple question. When I update nodes in Node-Red (e.g. Palette manager), are the new files merged with old files or old files are deleted first and then new files are copied ? What action is made, if the old file is…

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## [How to use other node instances / objects across nodes](https://discourse.nodered.org/t/how-to-use-other-node-instances-objects-across-nodes/77486)

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**Author:** [@znetsixe](https://discourse.nodered.org/u/znetsixe)\
**Replies:** 13\
**Last updated:** [25 April 2023 17:10 UTC](https://discourse.nodered.org/t/how-to-use-other-node-instances-objects-across-nodes/77486 "2023-04-25T17:10:54Z")

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Hey hey, Rewriting my post to put it simpler: What is the best way between nodes to have a forward backward communication when they are both internally instantiated as objects? I have written a flow variable and am pu…

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## [Help on adapting module to receive from any IR remote](https://discourse.nodered.org/t/help-on-adapting-module-to-receive-from-any-ir-remote/77836)

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**Author:** [@GiovanniG](https://discourse.nodered.org/u/GiovanniG)\
**Replies:** 5\
**Last updated:** [25 April 2023 16:57 UTC](https://discourse.nodered.org/t/help-on-adapting-module-to-receive-from-any-ir-remote/77836 "2023-04-25T16:57:38Z")

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Hi, I was able to activate and receive on NR the remote commands on my Orange zero, to do that I'm using node-red-contrib-ir which unfortunately filter the data packet and returns me always "4", I need to edit the scrip…

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## [How to set the reading speed of the CSV or File Read node?](https://discourse.nodered.org/t/how-to-set-the-reading-speed-of-the-csv-or-file-read-node/77897)

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**Author:** [@hkayan](https://discourse.nodered.org/u/hkayan)\
**Replies:** 6\
**Last updated:** [25 April 2023 15:25 UTC](https://discourse.nodered.org/t/how-to-set-the-reading-speed-of-the-csv-or-file-read-node/77897 "2023-04-25T15:25:33Z")

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I am trying to simulate an experiment. The setup I have is like below: The issue is that file read node works too fast for me. I need to set up this in a way that data are forwarded to a database at 20Hz. That funct…

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## [modbusRTU over RS485: Port Not Option](https://discourse.nodered.org/t/modbusrtu-over-rs485-port-not-option/77204)

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**Author:** [@hobbes1069](https://discourse.nodered.org/u/hobbes1069)\
**Replies:** 7\
**Last updated:** [18 April 2023 23:24 UTC](https://discourse.nodered.org/t/modbusrtu-over-rs485-port-not-option/77204 "2023-04-18T23:24:24Z")

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This seems to be a re-occurring problem with these nodes and reading through several of the topics (including my previous one). This time I'm trying to connect to a serial device. It was working on a Tulip Edge IO devic…

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## [Flows for an Open AI compatible API](https://discourse.nodered.org/t/flows-for-an-open-ai-compatible-api/77921)

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**Author:** [@rozek](https://discourse.nodered.org/u/rozek)\
**Replies:** 0\
**Last updated:** [25 April 2023 13:54 UTC](https://discourse.nodered.org/t/flows-for-an-open-ai-compatible-api/77921 "2023-04-25T13:54:34Z")

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As promised before, I have just completed (and verified) a flow which implements an API that is compatible with that of Open AI - see the related GitHub repository. Possible use cases could be: log any requests to the…

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## [Send push notification in local network to iphone](https://discourse.nodered.org/t/send-push-notification-in-local-network-to-iphone/77843)

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**Author:** [@kolia](https://discourse.nodered.org/u/kolia)\
**Replies:** 4\
**Last updated:** [25 April 2023 13:36 UTC](https://discourse.nodered.org/t/send-push-notification-in-local-network-to-iphone/77843 "2023-04-25T13:36:21Z")

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hi, I would like to set up monitoring of my internet connection. If this fails, a push notifycation should go immediately to my iPhone. The whole thing has to work in the local network, when my iPhone is connected here …

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## [Dosing my pump for a specific time and wait a specific time and dose again (loop)](https://discourse.nodered.org/t/dosing-my-pump-for-a-specific-time-and-wait-a-specific-time-and-dose-again-loop/77059)

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**Author:** [@Manuel\_o](https://discourse.nodered.org/u/Manuel_o)\
**Replies:** 12\
**Last updated:** [25 April 2023 12:42 UTC](https://discourse.nodered.org/t/dosing-my-pump-for-a-specific-time-and-wait-a-specific-time-and-dose-again-loop/77059 "2023-04-25T12:42:59Z")

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Hello friends. I try to create a routine where my pump will dose for a given time, then wait and start dosing again. For this i created 3 fields. One field where i can ENABLE or DISABLE this routine and 3 input fields …

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## [Duplicate entries from an array](https://discourse.nodered.org/t/duplicate-entries-from-an-array/77891)

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**Author:** [@madmax](https://discourse.nodered.org/u/madmax)\
**Replies:** 7\
**Last updated:** [25 April 2023 11:43 UTC](https://discourse.nodered.org/t/duplicate-entries-from-an-array/77891 "2023-04-25T11:43:56Z")

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Hello! Is there a way to delete duplicate entries from an array? I hope someone can help me.

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## [Node-RED access ROCK GPIO?](https://discourse.nodered.org/t/node-red-access-rock-gpio/77912)

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**Author:** [@awneil](https://discourse.nodered.org/u/awneil)\
**Replies:** 1\
**Last updated:** [25 April 2023 11:52 UTC](https://discourse.nodered.org/t/node-red-access-rock-gpio/77912 "2023-04-25T11:52:50Z")

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Having established that the Raspberry Pi GPIO nodes won't work: What would be the suggested/recommended way to access the GPIOs on a ROCK 4C+ (or similar)? It looks like there is a pyRock to provide similar features …

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## [Email Node and OAuth with M365](https://discourse.nodered.org/t/email-node-and-oauth-with-m365/77903)

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**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\
**Replies:** 1\
**Last updated:** [25 April 2023 10:19 UTC](https://discourse.nodered.org/t/email-node-and-oauth-with-m365/77903 "2023-04-25T10:19:10Z")

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Hello, I want to check emails with the Email Node on a M365 Mailbox. the Email Node should support it, but I was not able to find a "Starter" Document on how the OAuth flow could be done. Br, JOhannes

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## [EspEasy Data filter](https://discourse.nodered.org/t/espeasy-data-filter/77910)

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**Author:** [@spike318](https://discourse.nodered.org/u/spike318)\
**Replies:** 8\
**Last updated:** [25 April 2023 09:56 UTC](https://discourse.nodered.org/t/espeasy-data-filter/77910 "2023-04-25T09:56:30Z")

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I use MQTT from domoticz afther this i put a filter on it to select the IDX fot the right data When i debug it i got something like this. { idx: 350, RSSI: 7, nvalue: 0, svalue: "237.90;0.00;0.00;0.00" } But now i one…

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## [USB-Webcam on dashboard](https://discourse.nodered.org/t/usb-webcam-on-dashboard/77858)

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**Author:** [@Manuel\_o](https://discourse.nodered.org/u/Manuel_o)\
**Replies:** 22\
**Last updated:** [25 April 2023 09:32 UTC](https://discourse.nodered.org/t/usb-webcam-on-dashboard/77858 "2023-04-25T09:32:31Z")

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Hello. I try to use my USB Webcam (TRUST-vero) on my laptop via node-red My Node-red instance is running on my VM-linux server. I tried to include a live stream to my dashboard. I dont need to capture or save anythin…

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## [Accidentally DDOSing our network gateway with Node-Red](https://discourse.nodered.org/t/accidentally-ddosing-our-network-gateway-with-node-red/77888)

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**Author:** [@Darren](https://discourse.nodered.org/u/Darren)\
**Replies:** 8\
**Last updated:** [25 April 2023 09:30 UTC](https://discourse.nodered.org/t/accidentally-ddosing-our-network-gateway-with-node-red/77888 "2023-04-25T09:30:10Z")

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Whether as a warning for the next guy, or a good laugh, here's a small adventure I had today: I was running a localhosted version of node-red using Yarn, with some generic flows previously deployed to clients. I was als…

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## [Uibuilder import data from local js file and export to it](https://discourse.nodered.org/t/uibuilder-import-data-from-local-js-file-and-export-to-it/77851)

<div class="topic-metadata">

**Author:** [@nerevar](https://discourse.nodered.org/u/nerevar)\
**Replies:** 11\
**Last updated:** [25 April 2023 09:16 UTC](https://discourse.nodered.org/t/uibuilder-import-data-from-local-js-file-and-export-to-it/77851 "2023-04-25T09:16:12Z")

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Hello, I want to make several (js) files in uibuilder to be imported when needed, and also to serve as a storage. As I have no idea how to import and use a js file, I've tried this: in src/views/overview.vue in data:…

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## [Global.set data without creating an array](https://discourse.nodered.org/t/global-set-data-without-creating-an-array/77899)

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**Author:** [@FloRu](https://discourse.nodered.org/u/FloRu)\
**Replies:** 5\
**Last updated:** [25 April 2023 09:07 UTC](https://discourse.nodered.org/t/global-set-data-without-creating-an-array/77899 "2023-04-25T09:07:58Z")

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Hi! I want to store some data in the global context data. With the help of an import job (.json file \> global context storage) I have set up a structure of e.g.: config.functionNr.200.context And, yes, the "200" is a…

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## [Simple automation for Button Press Control with Wake-On-LAN and Media Player Integration](https://discourse.nodered.org/t/simple-automation-for-button-press-control-with-wake-on-lan-and-media-player-integration/77907)

<div class="topic-metadata">

**Author:** [@ronyn77](https://discourse.nodered.org/u/ronyn77)\
**Replies:** 0\
**Last updated:** [25 April 2023 08:08 UTC](https://discourse.nodered.org/t/simple-automation-for-button-press-control-with-wake-on-lan-and-media-player-integration/77907 "2023-04-25T08:08:38Z")

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Hello, I have created the following flow : dpaste/9PJ1p (JSON) When a button press event is detected, the flow performs different actions based on the type of press detected (single, double, or long press). For a sing…

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## [Nodes Disabled, But Configuration Nodes Still Running (and Causing Problems)](https://discourse.nodered.org/t/nodes-disabled-but-configuration-nodes-still-running-and-causing-problems/77857)

<div class="topic-metadata">

**Author:** [@ChZeman](https://discourse.nodered.org/u/ChZeman)\
**Replies:** 5\
**Last updated:** [25 April 2023 01:31 UTC](https://discourse.nodered.org/t/nodes-disabled-but-configuration-nodes-still-running-and-causing-problems/77857 "2023-04-25T01:31:13Z")

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I have a single flow I deploy to a Pis in a large number of machines. Each machine is different (different PLC, tags, etc.). I have everything set up so I can make updates (code fixes, additional features, etc.) from my …

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## [How to dynamic change logging level in nodered app at runtime](https://discourse.nodered.org/t/how-to-dynamic-change-logging-level-in-nodered-app-at-runtime/77883)

<div class="topic-metadata">

**Author:** [@xdadan](https://discourse.nodered.org/u/xdadan)\
**Replies:** 1\
**Last updated:** [24 April 2023 22:00 UTC](https://discourse.nodered.org/t/how-to-dynamic-change-logging-level-in-nodered-app-at-runtime/77883 "2023-04-24T22:00:22Z")

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I would like to change logging level of nodes (especially function node using node.debug(), node.trace(), node.log() commands to log info at the runtime. Current logging level is set via settings. but I'm looking for so…

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## [MQTT and Mosquitto disconnecting intermittantly](https://discourse.nodered.org/t/mqtt-and-mosquitto-disconnecting-intermittantly/77822)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 4\
**Last updated:** [24 April 2023 21:28 UTC](https://discourse.nodered.org/t/mqtt-and-mosquitto-disconnecting-intermittantly/77822 "2023-04-24T21:28:39Z")

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I have looked through the forum and although this has been touched on I haven't seen either a resolution or a proposed fix. Both of my "production" node red's run Mosquitto and Mqtt and they both disconnect once a day at…

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