# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=707

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

**Page:** 708

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## [Stuck setting up remote branch](https://discourse.nodered.org/t/stuck-setting-up-remote-branch/30686)

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**Author:** [@pjratl](https://discourse.nodered.org/u/pjratl)\
**Replies:** 1\
**Last updated:** [25 July 2020 16:11 UTC](https://discourse.nodered.org/t/stuck-setting-up-remote-branch/30686 "2020-07-25T16:11:05Z")

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I have some existing local flows I wish to place on github using the project capability. I "believe" I have set it up correctly but probably not :slight\_smile: here is where I am stuck I then click remote node and g…

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## [Tello drone control flow available?](https://discourse.nodered.org/t/tello-drone-control-flow-available/6753)

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**Author:** [@tcdjmek](https://discourse.nodered.org/u/tcdjmek)\
**Replies:** 2\
**Last updated:** [25 July 2020 15:30 UTC](https://discourse.nodered.org/t/tello-drone-control-flow-available/6753 "2020-07-25T15:30:22Z")

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Anyone know if there's a Node-Red flow to control tello drones? Ramping up on Node-Red now (total noob here). I see where there's flows for the parrot drones, don't have one of those. Thanks

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## [PID for pump using node-red-contrib-pid](https://discourse.nodered.org/t/pid-for-pump-using-node-red-contrib-pid/30421)

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**Author:** [@torrent](https://discourse.nodered.org/u/torrent)\
**Replies:** 10\
**Last updated:** [25 July 2020 14:09 UTC](https://discourse.nodered.org/t/pid-for-pump-using-node-red-contrib-pid/30421 "2020-07-25T14:09:59Z")

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Hi everyone, I am a newbie with Node-Red and I am trying to make 2 pumps balance. The first pump can be controlled by slider in Node-Red. The second pump muss try to reach same pressure as first one. My idea is using PI…

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## [How to read file line by line](https://discourse.nodered.org/t/how-to-read-file-line-by-line/29931)

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**Author:** [@AnusudhanK7](https://discourse.nodered.org/u/AnusudhanK7)\
**Replies:** 21\
**Last updated:** [25 July 2020 10:17 UTC](https://discourse.nodered.org/t/how-to-read-file-line-by-line/29931 "2020-07-25T10:17:25Z")

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Hello, I am working on Datalogger using Node red programming tool. Project scenario: Process 1: Read Data from serial node -\> Store parameters in a csv formatted file. Process 2: Read data from Csv formatted file …

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## [Any "change node" for JSON object](https://discourse.nodered.org/t/any-change-node-for-json-object/30661)

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**Author:** [@AK51](https://discourse.nodered.org/u/AK51)\
**Replies:** 4\
**Last updated:** [25 July 2020 09:05 UTC](https://discourse.nodered.org/t/any-change-node-for-json-object/30661 "2020-07-25T09:05:50Z")

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Hi, I have tried to use "change node" to replace the comma (i.e. ',' to '|' for example) but it does not work with json object. If I change the json object to json string using "json node", the string creates many comma.…

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## [OPC UA dynamical namespaces index](https://discourse.nodered.org/t/opc-ua-dynamical-namespaces-index/30613)

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**Author:** [@pfe](https://discourse.nodered.org/u/pfe)\
**Replies:** 2\
**Last updated:** [25 July 2020 07:54 UTC](https://discourse.nodered.org/t/opc-ua-dynamical-namespaces-index/30613 "2020-07-25T07:54:18Z")

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Hello Forum, I search a way to define the nodeid dynamically in a read flow for a OPC client . instead of ( fixed ns index) ns=10;s=Devices.CmdChangeRequest something like: global.get('namespace');s=s=Devices.CmdChan…

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## [Combining payload msg to google sheet](https://discourse.nodered.org/t/combining-payload-msg-to-google-sheet/30676)

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**Author:** [@mshaz](https://discourse.nodered.org/u/mshaz)\
**Replies:** 1\
**Last updated:** [25 July 2020 07:44 UTC](https://discourse.nodered.org/t/combining-payload-msg-to-google-sheet/30676 "2020-07-25T07:44:29Z")

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Hi I need help I want to combine the msg.payload to one row in google sheet. Currently it fills the rows alternately as in the image. Hope anyone can help. Thank you. Google form http url: https://docs.google.com/for…

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## [Raspberry pi sense hat - No topic dialog](https://discourse.nodered.org/t/raspberry-pi-sense-hat-no-topic-dialog/30524)

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**Author:** [@jfk](https://discourse.nodered.org/u/jfk)\
**Replies:** 15\
**Last updated:** [25 July 2020 02:53 UTC](https://discourse.nodered.org/t/raspberry-pi-sense-hat-no-topic-dialog/30524 "2020-07-25T02:53:42Z")

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Hi, The sense hat appeared to install ok, however in the property sheets there is no opportunity to edit the topic or the payload. Is this a common config issue or not? please pi@raspberrypi:~/.node-red/node\_modules p…

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## [Aviso de luz encendida - 'Light on' warning](https://discourse.nodered.org/t/aviso-de-luz-encendida-light-on-warning/30671)

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**Author:** [@Luckyluck7777](https://discourse.nodered.org/u/Luckyluck7777)\
**Replies:** 2\
**Last updated:** [24 July 2020 22:52 UTC](https://discourse.nodered.org/t/aviso-de-luz-encendida-light-on-warning/30671 "2020-07-24T22:52:08Z")

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Hola, soy nuevo por aquí... Quiero hacer un flow en que me avise de si me dejó una luz encendida más de 3min estando de día. Tengo un sensor que me dice si está de día o está de noche, binary\_sensor.luminosidad Y una …

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## [Message queue problem](https://discourse.nodered.org/t/message-queue-problem/30665)

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**Author:** [@lalo](https://discourse.nodered.org/u/lalo)\
**Replies:** 2\
**Last updated:** [24 July 2020 20:59 UTC](https://discourse.nodered.org/t/message-queue-problem/30665 "2020-07-24T20:59:52Z")

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Hi, I'm having issues with a payload so basically I have an rbe node and I have two statments in a function node. My statments are "OPEN" and "Close" so basically is for a valve with the MQTT out node to full open and fu…

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## [Node-RED on Openmediavault](https://discourse.nodered.org/t/node-red-on-openmediavault/30666)

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**Author:** [@stefan24](https://discourse.nodered.org/u/stefan24)\
**Replies:** 0\
**Last updated:** [24 July 2020 20:49 UTC](https://discourse.nodered.org/t/node-red-on-openmediavault/30666 "2020-07-24T20:49:59Z")

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I started with Node-RED 1.0.6 on a Raspi 3, but decided to try out other systems, too, and have managed to install it on a Openmediavault (OMV) NAS version 4.1.35-1 and also the new 5.5.4. www.openmediavault.org Since …

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## [Can't find ID shown in node-red-log](https://discourse.nodered.org/t/cant-find-id-shown-in-node-red-log/30660)

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**Author:** [@dudleyjosh](https://discourse.nodered.org/u/dudleyjosh)\
**Replies:** 5\
**Last updated:** [24 July 2020 20:41 UTC](https://discourse.nodered.org/t/cant-find-id-shown-in-node-red-log/30660 "2020-07-24T20:41:16Z")

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I'm looking at the node-red-log and I am getting the following info... "\[info\] \[range:a8e61fec.d9baa\] Not a number: NaN" But if I search for that id "a8e61fec.d9baa" it doesn't find anything? Any ideas?

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## [How to count all used nodes](https://discourse.nodered.org/t/how-to-count-all-used-nodes/30652)

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**Author:** [@stefan24](https://discourse.nodered.org/u/stefan24)\
**Replies:** 3\
**Last updated:** [24 July 2020 19:49 UTC](https://discourse.nodered.org/t/how-to-count-all-used-nodes/30652 "2020-07-24T19:49:23Z")

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Hi! How do I count the nodes, I'm using in my flows? A (xx) behind the flow name in the new information view and the sum of all nodes behind the "Flows" would be nice.

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## [Remove JSON array items whose CreatedDate is not within last 5 minutes](https://discourse.nodered.org/t/remove-json-array-items-whose-createddate-is-not-within-last-5-minutes/30657)

<div class="topic-metadata">

**Author:** [@Honer08](https://discourse.nodered.org/u/Honer08)\
**Replies:** 5\
**Last updated:** [24 July 2020 18:45 UTC](https://discourse.nodered.org/t/remove-json-array-items-whose-createddate-is-not-within-last-5-minutes/30657 "2020-07-24T18:45:26Z")

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I have a function ("get only the recent") to filter out JSON items from JSON array where CreatedDate was not created within the last 5 minutes. OR to put it in another perspective....... keep all JSON array items that …

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## [Use data from 2 arrays](https://discourse.nodered.org/t/use-data-from-2-arrays/30627)

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**Author:** [@marct](https://discourse.nodered.org/u/marct)\
**Replies:** 4\
**Last updated:** [24 July 2020 18:01 UTC](https://discourse.nodered.org/t/use-data-from-2-arrays/30627 "2020-07-24T18:01:44Z")

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Hi, I am building a flow to extract dates for emptying garbage bins in our street from a website. The type of garbage and the date are entered in two separate arrays. How can I combine those two and read the right dat…

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## [Convert String to Float](https://discourse.nodered.org/t/convert-string-to-float/30656)

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**Author:** [@mtoko](https://discourse.nodered.org/u/mtoko)\
**Replies:** 9\
**Last updated:** [24 July 2020 16:36 UTC](https://discourse.nodered.org/t/convert-string-to-float/30656 "2020-07-24T16:36:47Z")

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This is probably a simple solution. I am working with w text file and extracting some time and sensor values, some work and some don't. I have tried to compare the ones that do and as can be seen in the debug, the ones t…

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## [Multiple (5) serial inputs to raspi using usb ports](https://discourse.nodered.org/t/multiple-5-serial-inputs-to-raspi-using-usb-ports/30659)

<div class="topic-metadata">

**Author:** [@panmanjon](https://discourse.nodered.org/u/panmanjon)\
**Replies:** 1\
**Last updated:** [24 July 2020 16:24 UTC](https://discourse.nodered.org/t/multiple-5-serial-inputs-to-raspi-using-usb-ports/30659 "2020-07-24T16:24:49Z")

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OK newbie here - I am using 5 usb ports on the raspberry pi to read 5 serial inputs - it all works fine but at the moment I have to carefully plug in each usb port in a specific order so that the port matches up to the s…

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## [Bug in dashboard, collaspe button cannot be clicked](https://discourse.nodered.org/t/bug-in-dashboard-collaspe-button-cannot-be-clicked/30658)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 0\
**Last updated:** [24 July 2020 15:44 UTC](https://discourse.nodered.org/t/bug-in-dashboard-collaspe-button-cannot-be-clicked/30658 "2020-07-24T15:44:35Z")

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Moving the size of the browser window, in Firefox in this case, the collapse button moved down below the UI group name/title, and once this happened, it cannot be clicked on. Example below. How this happens is when y…

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## [Problems with conditional function](https://discourse.nodered.org/t/problems-with-conditional-function/30498)

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**Author:** [@lalo](https://discourse.nodered.org/u/lalo)\
**Replies:** 28\
**Last updated:** [24 July 2020 15:16 UTC](https://discourse.nodered.org/t/problems-with-conditional-function/30498 "2020-07-24T15:16:31Z")

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Hi I'm having problems with this function I really don't know what is happening. var valueread = global.get("read"); var minvalue = global.get("minvalue"); var maxvalue = global.get("maxvalue"); if (valueread \<= m…

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## [How to build a flow variable array in a function](https://discourse.nodered.org/t/how-to-build-a-flow-variable-array-in-a-function/30585)

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**Author:** [@zazas321](https://discourse.nodered.org/u/zazas321)\
**Replies:** 31\
**Last updated:** [24 July 2020 10:52 UTC](https://discourse.nodered.org/t/how-to-build-a-flow-variable-array-in-a-function/30585 "2020-07-24T10:52:34Z")

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Hello. I am a little bit stuck trying to build a flow variable array inside a function. I need this variable to be flow or global so I can use it in other functions: The function look like this //add the values to the …

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## [Can't get sqlite node installed](https://discourse.nodered.org/t/cant-get-sqlite-node-installed/6369)

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**Author:** [@ejcmiddl](https://discourse.nodered.org/u/ejcmiddl)\
**Replies:** 10\
**Last updated:** [24 July 2020 10:00 UTC](https://discourse.nodered.org/t/cant-get-sqlite-node-installed/6369 "2020-07-24T10:00:19Z")

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I have node-red running on a Raspberry PI 3+. Having an issue installing/running since attempting to install node-red-node-sqlite module. After restarting node-red I get the following: Welcome to Node-RED 3 Jan 17:44:…

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## [Curl Request with XML Payload](https://discourse.nodered.org/t/curl-request-with-xml-payload/30620)

<div class="topic-metadata">

**Author:** [@ThisisIO](https://discourse.nodered.org/u/ThisisIO)\
**Replies:** 5\
**Last updated:** [24 July 2020 09:42 UTC](https://discourse.nodered.org/t/curl-request-with-xml-payload/30620 "2020-07-24T09:42:18Z")

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Hello, have request that worls from terminal curl -k --anyauth -u "test:testpass1" \\ "http://${FB}/upnp/control/x\_voip" \\ -H 'Content-Typ…

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## [ESP8266 with node red](https://discourse.nodered.org/t/esp8266-with-node-red/30550)

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**Author:** [@mustafa](https://discourse.nodered.org/u/mustafa)\
**Replies:** 18\
**Last updated:** [24 July 2020 09:30 UTC](https://discourse.nodered.org/t/esp8266-with-node-red/30550 "2020-07-24T09:30:16Z")

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Hi I have RPI3b and I use it as a water level detector with the ultrasonic sensor HC-SR04 and it works fine And now I'm thinking yo use instead of RPI to use the ESP8266. Please advise me if it can be used to give the…

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## [Create electron app with uibuilder file](https://discourse.nodered.org/t/create-electron-app-with-uibuilder-file/30586)

<div class="topic-metadata">

**Author:** [@YLM-UJM](https://discourse.nodered.org/u/YLM-UJM)\
**Replies:** 2\
**Last updated:** [24 July 2020 07:51 UTC](https://discourse.nodered.org/t/create-electron-app-with-uibuilder-file/30586 "2020-07-24T07:51:21Z")

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I have just discovered electron app which are awesome. I am wondering if it's possible to use the uibuilder code which run with VueJs with Electron, so I could create a real app which run with node-red. Actually I have …

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## [Please help with GPIO Status and IF statement trigger](https://discourse.nodered.org/t/please-help-with-gpio-status-and-if-statement-trigger/30629)

<div class="topic-metadata">

**Author:** [@Peter](https://discourse.nodered.org/u/Peter)\
**Replies:** 0\
**Last updated:** [23 July 2020 18:42 UTC](https://discourse.nodered.org/t/please-help-with-gpio-status-and-if-statement-trigger/30629 "2020-07-23T18:42:37Z")

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Hallo Everyone, Hope you could assist me with a challenge I face regards to a GPIO Status, to only receive an trigger 1 / 0 subject to its status . My Flow starts with a GPIO 07 ( 0 = off / normal state ) and if trigg…

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## [Executing flows on UT tab events, tab selection?](https://discourse.nodered.org/t/executing-flows-on-ut-tab-events-tab-selection/30641)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 1\
**Last updated:** [24 July 2020 05:13 UTC](https://discourse.nodered.org/t/executing-flows-on-ut-tab-events-tab-selection/30641 "2020-07-24T05:13:21Z")

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Is there a way to trigger a flow when operator changes from one dashboard tab to another? Or when a specific tab is selected? I want to run a flow to update the status, presentation of UI objects, when a given tab is s…

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## [Need help from a Tuya Guru](https://discourse.nodered.org/t/need-help-from-a-tuya-guru/30630)

<div class="topic-metadata">

**Author:** [@Nodi.Rubrum](https://discourse.nodered.org/u/Nodi.Rubrum)\
**Replies:** 6\
**Last updated:** [24 July 2020 04:49 UTC](https://discourse.nodered.org/t/need-help-from-a-tuya-guru/30630 "2020-07-24T04:49:51Z")

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I need the help of a Tuya Guru. I got my devices, smart plugs, all connected to the tuya smart app, to validate they all work. I got a developer account setup on the tuya web site. I got the list of device ids, and de…

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## [Node-Red Dashboard - Localhost:1880/ui Connection Refused / Archlinux / Raspberrypi 4](https://discourse.nodered.org/t/node-red-dashboard-localhost-1880-ui-connection-refused-archlinux-raspberrypi-4/30567)

<div class="topic-metadata">

**Author:** [@lwlagrange](https://discourse.nodered.org/u/lwlagrange)\
**Replies:** 4\
**Last updated:** [24 July 2020 01:56 UTC](https://discourse.nodered.org/t/node-red-dashboard-localhost-1880-ui-connection-refused-archlinux-raspberrypi-4/30567 "2020-07-24T01:56:45Z")

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Greetings! I have an issue with accessing the node-red dashboard on the host machine via http://localhost:1880/ui. This port is accessible via other machines on the network but when I try to access the dashboard directl…

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## [Problem with suddenly turn off the lights (HUE Motion Sensor)](https://discourse.nodered.org/t/problem-with-suddenly-turn-off-the-lights-hue-motion-sensor/28045)

<div class="topic-metadata">

**Author:** [@cairon](https://discourse.nodered.org/u/cairon)\
**Replies:** 5\
**Last updated:** [23 July 2020 21:57 UTC](https://discourse.nodered.org/t/problem-with-suddenly-turn-off-the-lights-hue-motion-sensor/28045 "2020-07-23T21:57:44Z")

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Hi there, Hi there, I have a very painful problem with my light configuration. As you can see in the follwing picture an flow json I configured my kitchen light with a hue motion sensor an a stop timer. Unfortunately…

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## [How do you integrate Nodered into a VUE project](https://discourse.nodered.org/t/how-do-you-integrate-nodered-into-a-vue-project/30579)

<div class="topic-metadata">

**Author:** [@youyou](https://discourse.nodered.org/u/youyou)\
**Replies:** 2\
**Last updated:** [23 July 2020 21:45 UTC](https://discourse.nodered.org/t/how-do-you-integrate-nodered-into-a-vue-project/30579 "2020-07-23T21:45:42Z")

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How do you integrate Nodered into a VUE project

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