# Latest **URL:** https://discourse.nodered.org/latest.md?page=364 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 365 --- ## [AWS Terraform Windows with Node-Red](https://discourse.nodered.org/t/aws-terraform-windows-with-node-red/36706)
**Author:** [@mrSidX](https://discourse.nodered.org/u/mrSidX)\ **Replies:** 14\ **Last updated:** [6 April 2023 16:27 UTC](https://discourse.nodered.org/t/aws-terraform-windows-with-node-red/36706 "2023-04-06T16:27:49Z")
I'm trying to deploy a Windows Server via Terraform that installs Node-RED, It gets to the script and seems to stop after the nodejs installation. Can't seems to get PATH variables to stick, but when I log into the re… --- ## [Zooming out a chart](https://discourse.nodered.org/t/zooming-out-a-chart/77314)
**Author:** [@Leo](https://discourse.nodered.org/u/Leo)\ **Replies:** 0\ **Last updated:** [6 April 2023 14:26 UTC](https://discourse.nodered.org/t/zooming-out-a-chart/77314 "2023-04-06T14:26:34Z")
Hi, I've made a chart with a template and a ui\_template node (see flow in addendum). The chart depicts time (x) vs energy(y) over a seven day period. This works fine. Then I want to be able to zoom in on a certain… --- ## [Read SQL data and write to PLC](https://discourse.nodered.org/t/read-sql-data-and-write-to-plc/77278)
**Author:** [@machadof11](https://discourse.nodered.org/u/machadof11)\ **Replies:** 2\ **Last updated:** [6 April 2023 14:05 UTC](https://discourse.nodered.org/t/read-sql-data-and-write-to-plc/77278 "2023-04-06T14:05:00Z")
Hi, I would like to read a value in SQL server and write it to a Rockwell PLC. With "Inject" node it was possible to write, now I would like to reade (SQL) an write to PLC. Thanks. --- ## [Silly JavaScript question](https://discourse.nodered.org/t/silly-javascript-question/77223)
**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\ **Replies:** 5\ **Last updated:** [6 April 2023 13:52 UTC](https://discourse.nodered.org/t/silly-javascript-question/77223 "2023-04-06T13:52:52Z")
I realize this isn't strictly a Node-RED question, but it came up in designing a validation function for a custom node. I want to test whether a text input represents an integer. I get these results: let v = '3' node.wa… --- ## [Z-Wave JS, Aeotec Indoor Siren 6](https://discourse.nodered.org/t/z-wave-js-aeotec-indoor-siren-6/77306)
**Author:** [@GeeBee2021](https://discourse.nodered.org/u/GeeBee2021)\ **Replies:** 2\ **Last updated:** [6 April 2023 12:24 UTC](https://discourse.nodered.org/t/z-wave-js-aeotec-indoor-siren-6/77306 "2023-04-06T12:24:25Z")
There is probably quite a small target audience of people that use node-red to control an Aeotec Indoor Siren 6, but as a beginner I struggled to get things working, so I thought it might help somebody else in a similar … --- ## [Two XML on same payload?](https://discourse.nodered.org/t/two-xml-on-same-payload/77307)
**Author:** [@fmarzocca](https://discourse.nodered.org/u/fmarzocca)\ **Replies:** 7\ **Last updated:** [6 April 2023 12:11 UTC](https://discourse.nodered.org/t/two-xml-on-same-payload/77307 "2023-04-06T12:11:55Z")
Hi, I have a payload containing two separate XMLs: \\\0\\charging\\solarPanel\\4019\ **Author:** [@boarak](https://discourse.nodered.org/u/boarak)\ **Replies:** 6\ **Last updated:** [6 April 2023 11:21 UTC](https://discourse.nodered.org/t/how-to-send-data-from-node-red-to-electric-screwdriver-machine-via-modbus-write/77270 "2023-04-06T11:21:16Z") Hello again! I hope we can solve this problem together. Sorry for disturbing again. I can take values from my electric screwdriver. I used the Modbus-read command for that. But I would like to vice versa now. I have 4 di… --- ## [Add Broker credentials manager on the dashboard?](https://discourse.nodered.org/t/add-broker-credentials-manager-on-the-dashboard/77283)
**Author:** [@LuisPereira](https://discourse.nodered.org/u/LuisPereira)\ **Replies:** 8\ **Last updated:** [6 April 2023 11:16 UTC](https://discourse.nodered.org/t/add-broker-credentials-manager-on-the-dashboard/77283 "2023-04-06T11:16:16Z")
Hi Is there a way to allow the dashboard user to add a mqtt broker without having to entering the editor and edit the broker node? In other words, could you push the server host + user name and password to a broker nod… --- ## [\[ANNOUNCEMENT\] Dropbox node versie 2.1.0 (beta) - refresh token refactored](https://discourse.nodered.org/t/announcement-dropbox-node-versie-2-1-0-beta-refresh-token-refactored/73312)
**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\ **Replies:** 41\ **Last updated:** [6 April 2023 10:54 UTC](https://discourse.nodered.org/t/announcement-dropbox-node-versie-2-1-0-beta-refresh-token-refactored/73312 "2023-04-06T10:54:50Z")
Hi folks, We introduced in version 2.0.0 of the dropbox node the concept of refresh tokens, to allow this node to support the new stronger Dropbox security guidelines. However our mechanism was based on OAauth2 redirec… --- ## [Rtsp live stream gets delayed overtime](https://discourse.nodered.org/t/rtsp-live-stream-gets-delayed-overtime/77211)
**Author:** [@edje11](https://discourse.nodered.org/u/edje11)\ **Replies:** 6\ **Last updated:** [6 April 2023 10:26 UTC](https://discourse.nodered.org/t/rtsp-live-stream-gets-delayed-overtime/77211 "2023-04-06T10:26:30Z")
I'm using @kevinGodell his nodes for my cctv cameras now for a couple of years with great joy. Bought myself an Reolink doorbel last week and integrated (rtsp stream) this also with Kevin his nodes in my dashboard and B… --- ## [Data processing from the heart sensor](https://discourse.nodered.org/t/data-processing-from-the-heart-sensor/77302)
**Author:** [@tsuratolya](https://discourse.nodered.org/u/tsuratolya)\ **Replies:** 1\ **Last updated:** [6 April 2023 08:55 UTC](https://discourse.nodered.org/t/data-processing-from-the-heart-sensor/77302 "2023-04-06T08:55:45Z")
I receive data from a heart sensor like this "22,76,55,4" (Byte 0 - flags: 22 (0001 0110); 71 is the number of heart beats per minute; 137, 3 are two RR-Interval numbers that must be summed in binary, converted to decima… --- ## [Problem adding decimal to variable in function](https://discourse.nodered.org/t/problem-adding-decimal-to-variable-in-function/77194)
**Author:** [@ksga](https://discourse.nodered.org/u/ksga)\ **Replies:** 7\ **Last updated:** [6 April 2023 08:41 UTC](https://discourse.nodered.org/t/problem-adding-decimal-to-variable-in-function/77194 "2023-04-06T08:41:05Z")
Hi I have a small problem getting a function to increment a value with decimals and not just whole numbers. If I change "BKSerPointStep" to an integer - the function does what I would expect. I tried adding parseFloat … --- ## [Eiscp in and eiscp out status](https://discourse.nodered.org/t/eiscp-in-and-eiscp-out-status/77299)
**Author:** [@schorrie](https://discourse.nodered.org/u/schorrie)\ **Replies:** 1\ **Last updated:** [6 April 2023 08:28 UTC](https://discourse.nodered.org/t/eiscp-in-and-eiscp-out-status/77299 "2023-04-06T08:28:40Z")
I'm using eiscp-in and eiscp-out nodes in my node red connected to my Onkyo stereo when looking at my nodes, the status is going from connected to disconnected every few seconds when pinging the ip from my browser, no … --- ## [Control roller blinds using the google home assistant](https://discourse.nodered.org/t/control-roller-blinds-using-the-google-home-assistant/77267)
**Author:** [@Skruttiss](https://discourse.nodered.org/u/Skruttiss)\ **Replies:** 2\ **Last updated:** [6 April 2023 08:20 UTC](https://discourse.nodered.org/t/control-roller-blinds-using-the-google-home-assistant/77267 "2023-04-06T08:20:40Z")
I want to control a motor that only has + - so i need to change polarity but i dont know how to do that whit out making a short circiut. This is my wiring diagram down bellow. My second problem is that i dont have a… --- ## [Handling of environment variables locally and in Docker](https://discourse.nodered.org/t/handling-of-environment-variables-locally-and-in-docker/77300)
**Author:** [@flipzz](https://discourse.nodered.org/u/flipzz)\ **Replies:** 2\ **Last updated:** [6 April 2023 08:11 UTC](https://discourse.nodered.org/t/handling-of-environment-variables-locally-and-in-docker/77300 "2023-04-06T08:11:38Z")
Hi, I have a setup that looks like this: I develop locally using Node red (npm start etc) I have build scripts that can build these files as docker containers that can be deployed in other environments The problem I … --- ## [\[Announce\] node-red-contrib-neuralnet-builder](https://discourse.nodered.org/t/announce-node-red-contrib-neuralnet-builder/77242)
**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\ **Replies:** 5\ **Last updated:** [6 April 2023 07:44 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-neuralnet-builder/77242 "2023-04-06T07:44:29Z")
Hi There, I had this idea of modelling/building Artificial Neural Networks (ANNs) in Node-RED. Unfortunately the idea didn't disperse into the fogs of forgetfulness and I ended up building a bunch of nodes for doing thi… --- ## [Add "context" to types provided in Typed Input](https://discourse.nodered.org/t/add-context-to-types-provided-in-typed-input/64109)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 16\ **Last updated:** [6 April 2023 03:49 UTC](https://discourse.nodered.org/t/add-context-to-types-provided-in-typed-input/64109 "2023-04-06T03:49:02Z")
The Typed Input widget already supports flow and global as types but it doesn't support "context". It would be really helpful if this was added so that a custom node could offer a complete selection of store types in a s… --- ## [Function Node "On Start" Tab](https://discourse.nodered.org/t/function-node-on-start-tab/77257)
**Author:** [@andyp](https://discourse.nodered.org/u/andyp)\ **Replies:** 9\ **Last updated:** [5 April 2023 20:17 UTC](https://discourse.nodered.org/t/function-node-on-start-tab/77257 "2023-04-05T20:17:10Z")
Hi I am looking for examples on how to use the 'On Start' tab in a function node. Can I use it like Arduino 'Void Setup()'? For example (and my example does not work), can I put in 'On Start' something like this: stat… --- ## [Only print ending](https://discourse.nodered.org/t/only-print-ending/77289)
**Author:** [@nbech](https://discourse.nodered.org/u/nbech)\ **Replies:** 2\ **Last updated:** [5 April 2023 20:09 UTC](https://discourse.nodered.org/t/only-print-ending/77289 "2023-04-05T20:09:19Z")
I have a payload sting thats exporting like this. Im wanting to read just the end fields and not all the " { :. I have tired using the split but I cant seem to get the right function. node: debug 113 msg.payload… --- ## [Uibuilder bug fix published - v6.3.1](https://discourse.nodered.org/t/uibuilder-bug-fix-published-v6-3-1/77285)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 0\ **Last updated:** [5 April 2023 17:34 UTC](https://discourse.nodered.org/t/uibuilder-bug-fix-published-v6-3-1/77285 "2023-04-05T17:34:08Z")
Hi all, quick bug-fix release. Thanks to everyone for reporting them. Just 3: Front-end library BUG FIX for Issue #207 - eventSend function failing when in a form and when using Svelte. uib-element Bug Fix: Adjust se… --- ## [POST request to dashboard](https://discourse.nodered.org/t/post-request-to-dashboard/77250)
**Author:** [@Nichlas](https://discourse.nodered.org/u/Nichlas)\ **Replies:** 2\ **Last updated:** [5 April 2023 16:52 UTC](https://discourse.nodered.org/t/post-request-to-dashboard/77250 "2023-04-05T16:52:42Z")
Hi i trying to understand how i do a POST request. I use the "http request" and changing "GET" to "POST" and typing in the url https://api.trafikinfo.trafikverket.se/v2/data.json but where do i put my question? Is look… --- ## [Is it OK to use RED.editor.registerTypeEditor](https://discourse.nodered.org/t/is-it-ok-to-use-red-editor-registertypeeditor/77236)
**Author:** [@chudesno](https://discourse.nodered.org/u/chudesno)\ **Replies:** 4\ **Last updated:** [5 April 2023 15:49 UTC](https://discourse.nodered.org/t/is-it-ok-to-use-red-editor-registertypeeditor/77236 "2023-04-05T15:49:48Z")
Hi! Documentation does not mention RED.editor.\* APIs of the client. I wonder if it is fine to use them or if they are not a part of public APIs. I am implementing a custom node managing a somewhat complex data structure… --- ## [Countdown from Number](https://discourse.nodered.org/t/countdown-from-number/77273)
**Author:** [@BWTH](https://discourse.nodered.org/u/BWTH)\ **Replies:** 4\ **Last updated:** [5 April 2023 14:36 UTC](https://discourse.nodered.org/t/countdown-from-number/77273 "2023-04-05T14:36:34Z")
Hi I am trying to build an countdown from a number (7777777777). Every 4 Seconds it should decrease at 1 And this number is shown in Dashboard. That works all. Now my Question: If the Raspyery gets off from Power an… --- ## [Next Node-RED AMA Session is April 13](https://discourse.nodered.org/t/next-node-red-ama-session-is-april-13/77277)
**Author:** [@iskerrett](https://discourse.nodered.org/u/iskerrett)\ **Replies:** 0\ **Last updated:** [5 April 2023 14:32 UTC](https://discourse.nodered.org/t/next-node-red-ama-session-is-april-13/77277 "2023-04-05T14:32:56Z")
The next Node-RED AMA session is set for April 13. If you have some beginner or advanced Node-RED questions, this is your opportunity to get them answered in a live session. Sign up in advance to attend. --- ## [Values do not go at the same row for MSSQL](https://discourse.nodered.org/t/values-do-not-go-at-the-same-row-for-mssql/77187)
**Author:** [@boarak](https://discourse.nodered.org/u/boarak)\ **Replies:** 17\ **Last updated:** [5 April 2023 14:02 UTC](https://discourse.nodered.org/t/values-do-not-go-at-the-same-row-for-mssql/77187 "2023-04-05T14:02:38Z")
Hello. I am sending the values of my electric screwdriver to MSSQL. I have four different values. These are speed, torque, turns, and total time. I also sent them to MSSQL. Every value is creating a different row. I woul… --- ## [Node-red V3.0.2 - fail after many reconnect attemps on OPC-ua](https://discourse.nodered.org/t/node-red-v3-0-2-fail-after-many-reconnect-attemps-on-opc-ua/77276)
**Author:** [@Briooosa](https://discourse.nodered.org/u/Briooosa)\ **Replies:** 0\ **Last updated:** [5 April 2023 14:00 UTC](https://discourse.nodered.org/t/node-red-v3-0-2-fail-after-many-reconnect-attemps-on-opc-ua/77276 "2023-04-05T14:00:57Z")
Hi All, Last month i update to Node-red V3.0.2, and i have been having many problems with OPC-UA. When the equipment is off, the node-red flow start on reconnects attempts and after some time or attempts, i don´t know.… --- ## [✨ uibuilder sneaky release! v6.3.0 - Dynamically create SVG images using low-code](https://discourse.nodered.org/t/uibuilder-sneaky-release-v6-3-0-dynamically-create-svg-images-using-low-code/76968)
**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 19\ **Last updated:** [3 April 2023 16:29 UTC](https://discourse.nodered.org/t/uibuilder-sneaky-release-v6-3-0-dynamically-create-svg-images-using-low-code/76968 "2023-04-03T16:29:46Z")
There is really only 1 new feature in this release which is why it is a bit sneaky coming so soon after 6.2 - but it is incredibly powerful! :man\_mage: You can now use the uibuilder low-code dynamic configuration data t… --- ## [Problem in updating a document in MongoDB](https://discourse.nodered.org/t/problem-in-updating-a-document-in-mongodb/76609)
**Author:** [@manankanchu](https://discourse.nodered.org/u/manankanchu)\ **Replies:** 6\ **Last updated:** [5 April 2023 13:01 UTC](https://discourse.nodered.org/t/problem-in-updating-a-document-in-mongodb/76609 "2023-04-05T13:01:49Z")
Hi I'm using "node-red-node-mongodb" to write to a MongoDB cluster. All fine as long as I'm using "save" to write a document with a set of objects. When trying to "update" a certain document by adding additional objec… --- ## [Download files doesn't work](https://discourse.nodered.org/t/download-files-doesnt-work/77271)
**Author:** [@LinkView\_Maze](https://discourse.nodered.org/u/LinkView_Maze)\ **Replies:** 0\ **Last updated:** [5 April 2023 11:49 UTC](https://discourse.nodered.org/t/download-files-doesnt-work/77271 "2023-04-05T11:49:40Z")
hello I will use flow https://www.youtube.com/watch?v=R\_UXzEo\_QGk \[{"id":"aa8c482.93734b8","type":"http in","z":"aaa6c9eb.cd5608","name":"","url":"/download","method":"get","upload":false,"swaggerDoc":"","x":120,"y":78… --- ## [Time formating convert](https://discourse.nodered.org/t/time-formating-convert/77258)
**Author:** [@soerenbull](https://discourse.nodered.org/u/soerenbull)\ **Replies:** 1\ **Last updated:** [5 April 2023 10:56 UTC](https://discourse.nodered.org/t/time-formating-convert/77258 "2023-04-05T10:56:23Z")
Hey. Still a newbie to node red :slight\_smile: i maneged to get my PLC time function to work with the help of this topic: So now i can read the time value from my PLC The code for function block is: var asHex = par… [Previous page](https://discourse.nodered.org/latest.md?page=363) [Next page](https://discourse.nodered.org/latest.md?page=365)