# Latest

**URL:** https://discourse.nodered.org/latest.md?page=239

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

**Page:** 240

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## [Node-Red Server Speed comparison](https://discourse.nodered.org/t/node-red-server-speed-comparison/85087)

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**Author:** [@Berx](https://discourse.nodered.org/u/Berx)\
**Replies:** 8\
**Last updated:** [2 February 2024 09:47 UTC](https://discourse.nodered.org/t/node-red-server-speed-comparison/85087 "2024-02-02T09:47:20Z")

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Hi there fellow Node-Red friends, has anyone ever compared the speeds of node-red running on different platforms? For example, how responsive is Node-Red on a Linux machine compared to it running on the same hardware w…

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## [\[Q:\] need help to evaluate the pricetag for contents of fueltank/battery filled with "chunks" of energy at different prices](https://discourse.nodered.org/t/q-need-help-to-evaluate-the-pricetag-for-contents-of-fueltank-battery-filled-with-chunks-of-energy-at-different-prices/84990)

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**Author:** [@hominidae](https://discourse.nodered.org/u/hominidae)\
**Replies:** 3\
**Last updated:** [2 February 2024 09:33 UTC](https://discourse.nodered.org/t/q-need-help-to-evaluate-the-pricetag-for-contents-of-fueltank-battery-filled-with-chunks-of-energy-at-different-prices/84990 "2024-02-02T09:33:23Z")

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Hi there, I need to get my head around a thing and how to do this with NR: let's assume I have a fuel-tank / a battery that is able to store/provide a certain amount of energy (kWh) between full (100%) and empty (10%)…

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## [Convert data PLC into floating value](https://discourse.nodered.org/t/convert-data-plc-into-floating-value/85114)

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**Author:** [@MystiiK](https://discourse.nodered.org/u/MystiiK)\
**Replies:** 3\
**Last updated:** [2 February 2024 08:16 UTC](https://discourse.nodered.org/t/convert-data-plc-into-floating-value/85114 "2024-02-02T08:16:18Z")

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Hello, I read values from a Siemens PLC thanks to the s7 node. However, I have now to convert the data into floating values. I've tried to use buffer-parser or maker, or doing it with a change mode or a function, but th…

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## [Looking for an oscillator](https://discourse.nodered.org/t/looking-for-an-oscillator/85094)

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**Author:** [@alexander77](https://discourse.nodered.org/u/alexander77)\
**Replies:** 8\
**Last updated:** [2 February 2024 07:30 UTC](https://discourse.nodered.org/t/looking-for-an-oscillator/85094 "2024-02-02T07:30:07Z")

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Hi, for a test setup i need a programmable oszillator to trigger a ADS1115 I2C A/D converter for 0.1 to 1 seconds at 6 to 12 kHz. Has anyone an idea how to realize this?

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## [Multiple inputs, multiple variables to single output ( single string)](https://discourse.nodered.org/t/multiple-inputs-multiple-variables-to-single-output-single-string/85119)

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**Author:** [@Pjlals](https://discourse.nodered.org/u/Pjlals)\
**Replies:** 4\
**Last updated:** [2 February 2024 04:34 UTC](https://discourse.nodered.org/t/multiple-inputs-multiple-variables-to-single-output-single-string/85119 "2024-02-02T04:34:36Z")

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hi everyone Pls find the flow attached below , instead of inject1 & inject 2 nodes i want to text input nodes or single ui form \[ { "id": "e5aae51cd3f577c7", "type": "tab", "label": "Flow 11", "disabled": false, …

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## [Link call visualisation](https://discourse.nodered.org/t/link-call-visualisation/85131)

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**Author:** [@gregorius](https://discourse.nodered.org/u/gregorius)\
**Replies:** 1\
**Last updated:** [2 February 2024 04:20 UTC](https://discourse.nodered.org/t/link-call-visualisation/85131 "2024-02-02T04:20:43Z")

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Hi There This goes back to a previous pain point and that being the visual connection between a link-call node and its corresponding link-in node. Link-in and Link-out are visually linked and it's easy to navigate betw…

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## [Different layout if connect with tablet or phone](https://discourse.nodered.org/t/different-layout-if-connect-with-tablet-or-phone/84751)

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**Author:** [@lucianv](https://discourse.nodered.org/u/lucianv)\
**Replies:** 4\
**Last updated:** [2 February 2024 04:18 UTC](https://discourse.nodered.org/t/different-layout-if-connect-with-tablet-or-phone/84751 "2024-02-02T04:18:42Z")

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Hi, I have designed a flow and a dashboard which is ok when open it on PC. I would like to detect when I open with a tablet or phone and show other design (show less things and arrange them differently ) to fit on the s…

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## [Email alert when sensor battery is low](https://discourse.nodered.org/t/email-alert-when-sensor-battery-is-low/84525)

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**Author:** [@bkenobi](https://discourse.nodered.org/u/bkenobi)\
**Replies:** 7\
**Last updated:** [2 February 2024 03:31 UTC](https://discourse.nodered.org/t/email-alert-when-sensor-battery-is-low/84525 "2024-02-02T03:31:06Z")

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I have a flow that processes my Acurite temperature/humidity sensors sent from rtl\_433 via MQTT. One of the fields the sensor provides is a battery\_ok value which is 1 when normal and returns 0 when it drops below a pre…

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## [HOW TO LOSE YOUR WORK: git project style](https://discourse.nodered.org/t/how-to-lose-your-work-git-project-style/85135)

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**Author:** [@jsprenkle](https://discourse.nodered.org/u/jsprenkle)\
**Replies:** 3\
**Last updated:** [1 February 2024 23:19 UTC](https://discourse.nodered.org/t/how-to-lose-your-work-git-project-style/85135 "2024-02-01T23:19:16Z")

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If you use the new Git?project BEWARE! Make sure you have backups. After all the repeated nagging by the UI I decided to create a project last night. I created a project but quickly gave up because of the lack of docum…

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## [NODERED resets data $FLOWS "${@}](https://discourse.nodered.org/t/nodered-resets-data-flows/85099)

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**Author:** [@Chimo](https://discourse.nodered.org/u/Chimo)\
**Replies:** 2\
**Last updated:** [1 February 2024 22:32 UTC](https://discourse.nodered.org/t/nodered-resets-data-flows/85099 "2024-02-01T22:32:46Z")

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Good night: Without having modified any flow I found my NodeRed restarting (I use it in Docker) In the log I saw this "error" ./entrypoint.sh: line 14: 7 Killed /usr/local/bin/node $NODE\_OPTIONS node\_modules/node-red/…

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## [Flexbox css styling on no-code elements in uibuilder problem](https://discourse.nodered.org/t/flexbox-css-styling-on-no-code-elements-in-uibuilder-problem/85122)

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**Author:** [@pandoras\_node](https://discourse.nodered.org/u/pandoras_node)\
**Replies:** 1\
**Last updated:** [1 February 2024 22:03 UTC](https://discourse.nodered.org/t/flexbox-css-styling-on-no-code-elements-in-uibuilder-problem/85122 "2024-02-01T22:03:01Z")

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Hello. Flexbox css dont work on my uib element forms. My UIbuilder dashboard have a mix of no code html (uib-element forms) and html code. Whatever i write in index.css override defaults styling in uibuilders standard c…

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## [Not quite understanding how httpAdminRoot works](https://discourse.nodered.org/t/not-quite-understanding-how-httpadminroot-works/85097)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 3\
**Last updated:** [1 February 2024 21:52 UTC](https://discourse.nodered.org/t/not-quite-understanding-how-httpadminroot-works/85097 "2024-02-01T21:52:36Z")

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Hi folks, I need to do a lot of catching up from other discussions, but first I need to finish an issue with my overal Node-RED setup... I need to setup a (Tailscale) reverse proxy that exposes Node-RED at some path "m…

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## [Error installing Dashboard 2.0 Mac](https://discourse.nodered.org/t/error-installing-dashboard-2-0-mac/85126)

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**Author:** [@rakgupta](https://discourse.nodered.org/u/rakgupta)\
**Replies:** 7\
**Last updated:** [1 February 2024 20:55 UTC](https://discourse.nodered.org/t/error-installing-dashboard-2-0-mac/85126 "2024-02-01T20:55:25Z")

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Hello: I'm trying to install Dashboard 2.0 from the Palette Manager and I'm getting the errors shown below. It does seem to be a "permissions" issue but prior to this, I had updated quite a few old nodes and it all work…

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## [Orientation of the map](https://discourse.nodered.org/t/orientation-of-the-map/84558)

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**Author:** [@Marchal-web](https://discourse.nodered.org/u/Marchal-web)\
**Replies:** 3\
**Last updated:** [1 February 2024 18:09 UTC](https://discourse.nodered.org/t/orientation-of-the-map/84558 "2024-02-01T18:09:05Z")

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Hello all, Is there a way to change the orientation of the map dynamically on worldmap page ? Thanks

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## [Problems accessing an object](https://discourse.nodered.org/t/problems-accessing-an-object/85125)

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**Author:** [@FeliceM](https://discourse.nodered.org/u/FeliceM)\
**Replies:** 3\
**Last updated:** [1 February 2024 16:37 UTC](https://discourse.nodered.org/t/problems-accessing-an-object/85125 "2024-02-01T16:37:18Z")

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I am trying to get the data contained in the events in this object: If I copy the path of the first object (0: object) it gives me: area.info.events\[0\] But when I run the function: msg.payload = msg.area.info.event…

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## [Special adjustable Timer On/Off](https://discourse.nodered.org/t/special-adjustable-timer-on-off/85069)

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**Author:** [@Raspi133](https://discourse.nodered.org/u/Raspi133)\
**Replies:** 5\
**Last updated:** [1 February 2024 15:35 UTC](https://discourse.nodered.org/t/special-adjustable-timer-on-off/85069 "2024-02-01T15:35:24Z")

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Hi Experts, I work with Node-Red and dashboard and would like to setup an adjustable timer on Raspi 4 B hardware. I tried several attempts but without success so far. Goal: 1 Slider in dashboard should influence a on/…

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## [SONOFF Door sensor to pulse counter](https://discourse.nodered.org/t/sonoff-door-sensor-to-pulse-counter/85025)

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**Author:** [@bogi](https://discourse.nodered.org/u/bogi)\
**Replies:** 8\
**Last updated:** [1 February 2024 14:15 UTC](https://discourse.nodered.org/t/sonoff-door-sensor-to-pulse-counter/85025 "2024-02-01T14:15:55Z")

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Guys, i stuck here: using NodeRED in Homa Assisstant system (HAOS). I managed to implement zigbee2mqtt gateway so i can see temperature and humidity from on of the sonoff sensors. I have SONOFF door/window sensor as well…

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## [Crashed the system upon adding BLE nodes](https://discourse.nodered.org/t/crashed-the-system-upon-adding-ble-nodes/85095)

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**Author:** [@mikey](https://discourse.nodered.org/u/mikey)\
**Replies:** 2\
**Last updated:** [1 February 2024 12:12 UTC](https://discourse.nodered.org/t/crashed-the-system-upon-adding-ble-nodes/85095 "2024-02-01T12:12:00Z")

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im running node-red as a home assistant addon and was playing around downloading ble palettes when i crashed the system. Any and all help is welcome s6-rc: info: service s6rc-oneshot-runner: starting s6-rc: info: servic…

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## [Creating a fetch/write request to retrieve data from a PLC](https://discourse.nodered.org/t/creating-a-fetch-write-request-to-retrieve-data-from-a-plc/84871)

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**Author:** [@MystiiK](https://discourse.nodered.org/u/MystiiK)\
**Replies:** 20\
**Last updated:** [1 February 2024 10:27 UTC](https://discourse.nodered.org/t/creating-a-fetch-write-request-to-retrieve-data-from-a-plc/84871 "2024-02-01T10:27:47Z")

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My goal is to send a fetch/write frame into a PLC with Node-Red, in order to collect data thanks to captors. I created a flow to do that (I can't upload my json file because I'm "a new user"), but I don't understand how…

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## [Motion sensor light](https://discourse.nodered.org/t/motion-sensor-light/85073)

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**Author:** [@synatash](https://discourse.nodered.org/u/synatash)\
**Replies:** 1\
**Last updated:** [1 February 2024 10:03 UTC](https://discourse.nodered.org/t/motion-sensor-light/85073 "2024-02-01T10:03:11Z")

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Hello, I'm just starting to learn Node-Red, I have a zigbee motion sensor and a zigbee light switch, I want to do this: when motion was detected, the light turned on, the motion disappeared, the light turned off after …

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## [Layout Fixed? not really](https://discourse.nodered.org/t/layout-fixed-not-really/85085)

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**Author:** [@TheSaltydog](https://discourse.nodered.org/u/TheSaltydog)\
**Replies:** 1\
**Last updated:** [31 January 2024 20:06 UTC](https://discourse.nodered.org/t/layout-fixed-not-really/85085 "2024-01-31T20:06:10Z")

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I am using a Fixed layout, but this is my test DB. Why Group5 is not positioned immediately below Group4? In DB-1 the same layout is more consistent...

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## [Back to my voice question from a couple of months back](https://discourse.nodered.org/t/back-to-my-voice-question-from-a-couple-of-months-back/85105)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [1 February 2024 04:06 UTC](https://discourse.nodered.org/t/back-to-my-voice-question-from-a-couple-of-months-back/85105 "2024-02-01T04:06:12Z")

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Sorry folks, this is a twist I hadn't thought of. A while back I was using Watson TTS to give me audio but it was on THIS machine even though the TTS was done on ANOTHER machine. Anyway, skipping a bit: I got it work…

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## [Issues with Blockly 2.4.0](https://discourse.nodered.org/t/issues-with-blockly-2-4-0/84982)

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**Author:** [@magicman](https://discourse.nodered.org/u/magicman)\
**Replies:** 45\
**Last updated:** [31 January 2024 23:32 UTC](https://discourse.nodered.org/t/issues-with-blockly-2-4-0/84982 "2024-01-31T23:32:41Z")

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Hi , I have just installed Blockly 2.4.0 into my Node red and are have mouse issues with the node. If i click on any blockly item it moves into the workspace but then the block moves everywhere the mouse moves to , I c…

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## [Dashboard last update state to dashboard](https://discourse.nodered.org/t/dashboard-last-update-state-to-dashboard/85093)

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**Author:** [@nodouser](https://discourse.nodered.org/u/nodouser)\
**Replies:** 1\
**Last updated:** [31 January 2024 22:07 UTC](https://discourse.nodered.org/t/dashboard-last-update-state-to-dashboard/85093 "2024-01-31T22:07:54Z")

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Hello, I like to have the date and time, when a sensor has send the last update. Is that possible and make it visible in my dashboard? payload.LastUpdate LastUpdate: "2024-01-31 21:44:07"

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## [How to create a number panel that is able to input a 7 digit number](https://discourse.nodered.org/t/how-to-create-a-number-panel-that-is-able-to-input-a-7-digit-number/84825)

<div class="topic-metadata">

**Author:** [@MoonAngel](https://discourse.nodered.org/u/MoonAngel)\
**Replies:** 14\
**Last updated:** [31 January 2024 20:37 UTC](https://discourse.nodered.org/t/how-to-create-a-number-panel-that-is-able-to-input-a-7-digit-number/84825 "2024-01-31T20:37:10Z")

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Hey everyone i am a student and the company i have an internship in introduced me to node red. all of this is new to me and i feel kinda stuck haha, especially because none of my dev friends even heard about this so …

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## [Nodered Subpath for use with Traefik Proxy PathPrefix](https://discourse.nodered.org/t/nodered-subpath-for-use-with-traefik-proxy-pathprefix/85039)

<div class="topic-metadata">

**Author:** [@Con1924](https://discourse.nodered.org/u/Con1924)\
**Replies:** 3\
**Last updated:** [31 January 2024 20:28 UTC](https://discourse.nodered.org/t/nodered-subpath-for-use-with-traefik-proxy-pathprefix/85039 "2024-01-31T20:28:32Z")

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Is there a way to edit the nodered subpath URL? Ideally with docker compose environment variables. I'm use Traefik and want to expose nodered using PathPrefix So nodered would be available at subdomain.domain.com/noder…

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## [Dashboard 2.0 - Viewtify treeview](https://discourse.nodered.org/t/dashboard-2-0-viewtify-treeview/85081)

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**Author:** [@tobehn](https://discourse.nodered.org/u/tobehn)\
**Replies:** 2\
**Last updated:** [31 January 2024 19:36 UTC](https://discourse.nodered.org/t/dashboard-2-0-viewtify-treeview/85081 "2024-01-31T19:36:51Z")

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I there, i just startet to check out dashboad 2.0 with the idea of using it for some visualisations with my nodered flows. i came across the treeview component of viewtify: Would really love to use it to render some d…

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## [Https configuration](https://discourse.nodered.org/t/https-configuration/84967)

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**Author:** [@dcaccount](https://discourse.nodered.org/u/dcaccount)\
**Replies:** 9\
**Last updated:** [31 January 2024 19:27 UTC](https://discourse.nodered.org/t/https-configuration/84967 "2024-01-31T19:27:00Z")

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Hello, following previous post and the advice got, I would like to enable https connection with Node-RED. I have already a certificate used for my webserver, the problem is that Node-RED has not been installed with sud…

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## [Retrieving a single Bacnet "Present Value" only](https://discourse.nodered.org/t/retrieving-a-single-bacnet-present-value-only/85045)

<div class="topic-metadata">

**Author:** [@Berx](https://discourse.nodered.org/u/Berx)\
**Replies:** 4\
**Last updated:** [31 January 2024 18:15 UTC](https://discourse.nodered.org/t/retrieving-a-single-bacnet-present-value-only/85045 "2024-01-31T18:15:56Z")

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Hi, I have a connection to a BACnet device and by using a BACnet Read-Node, I get a very lengthy reply. However, I only need the value (in my case a room temperature). How do I extract only the required value fo…

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## [Need help by function for tracking msg.payload](https://discourse.nodered.org/t/need-help-by-function-for-tracking-msg-payload/85053)

<div class="topic-metadata">

**Author:** [@tech152](https://discourse.nodered.org/u/tech152)\
**Replies:** 2\
**Last updated:** [31 January 2024 16:10 UTC](https://discourse.nodered.org/t/need-help-by-function-for-tracking-msg-payload/85053 "2024-01-31T16:10:15Z")

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Hi, i need a function with 2 out´s, which track my msg.payload. If msg.payload input less than -1000 send on first out "1" and on second output the input msg.payload value After this, if the value greater than +1000, …

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