# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1081

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

**Page:** 1082

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## [Paid work to help finish Node red node](https://discourse.nodered.org/t/paid-work-to-help-finish-node-red-node/27401)

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**Author:** [@mako](https://discourse.nodered.org/u/mako)\
**Replies:** 1\
**Last updated:** [28 May 2020 04:23 UTC](https://discourse.nodered.org/t/paid-work-to-help-finish-node-red-node/27401 "2020-05-28T04:23:46Z")

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Hi. Reaching out to anybody who wants some paid work to help us finish a simple node for node-red. Background. We use this npm module very often "node-red-nodegen" https://www.npmjs.com/package/node-red-nodegen Basic…

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## [Possible defect: Subflow Categories with '#' in name - cannot delete](https://discourse.nodered.org/t/possible-defect-subflow-categories-with-in-name-cannot-delete/27398)

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**Author:** [@PaulKeates1](https://discourse.nodered.org/u/PaulKeates1)\
**Replies:** 4\
**Last updated:** [28 May 2020 01:22 UTC](https://discourse.nodered.org/t/possible-defect-subflow-categories-with-in-name-cannot-delete/27398 "2020-05-28T01:22:13Z")

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Hi, I want to see if anyone else can recreate this. I believe it is an issue but maybe just my installation. I created a new Subflow category (Edit Properties | Categories) called 'Data Blocks #States'. Note the hash…

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## [Websocket problem in Node-red using groov EPIC](https://discourse.nodered.org/t/websocket-problem-in-node-red-using-groov-epic/27232)

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**Author:** [@2heiman](https://discourse.nodered.org/u/2heiman)\
**Replies:** 1\
**Last updated:** [27 May 2020 23:48 UTC](https://discourse.nodered.org/t/websocket-problem-in-node-red-using-groov-epic/27232 "2020-05-27T23:48:18Z")

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We would like to use web socket to transfer data between one cloud server (A) and groov EPIC (EPIC). For example, A would like to send a message to EPIC which its ip is “192.1680.100” by using web socket. On A side, …

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## [UI\_Template Unique ID](https://discourse.nodered.org/t/ui-template-unique-id/27378)

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**Author:** [@RyuunosukeDS3](https://discourse.nodered.org/u/RyuunosukeDS3)\
**Replies:** 1\
**Last updated:** [27 May 2020 22:11 UTC](https://discourse.nodered.org/t/ui-template-unique-id/27378 "2020-05-27T22:11:10Z")

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I had help of a fellow man here to create a mini chart without labels. But I need multiple of them, and i'm failing to comprehend how to create unique id's for each chart. Can someone lend me a hand? \<div id="{{'myLabel…

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## [PIR People counter](https://discourse.nodered.org/t/pir-people-counter/27226)

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**Author:** [@Becherer](https://discourse.nodered.org/u/Becherer)\
**Replies:** 7\
**Last updated:** [27 May 2020 22:08 UTC](https://discourse.nodered.org/t/pir-people-counter/27226 "2020-05-27T22:08:21Z")

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Hello, I have two PIR sensors that I would like to use to count people coming in and out of door. The sensors are placed one in front of the other. So depending on if PIR sensor on pin 38 is tripped first then PIR sensor…

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## [Plotting arrays](https://discourse.nodered.org/t/plotting-arrays/27384)

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**Author:** [@om327](https://discourse.nodered.org/u/om327)\
**Replies:** 3\
**Last updated:** [27 May 2020 19:59 UTC](https://discourse.nodered.org/t/plotting-arrays/27384 "2020-05-27T19:59:57Z")

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Hi, I'm new to JS having come from a LabVIEW background. I have an instrument that is returning a single column array of pressures which is connected to node-red using OPC UA client. The size of this array varies. I'm…

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## [Execute a link receive from payload](https://discourse.nodered.org/t/execute-a-link-receive-from-payload/27380)

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**Author:** [@mykerinos1](https://discourse.nodered.org/u/mykerinos1)\
**Replies:** 2\
**Last updated:** [27 May 2020 18:18 UTC](https://discourse.nodered.org/t/execute-a-link-receive-from-payload/27380 "2020-05-27T18:18:30Z")

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Hello in my message payload i receive a secure link and i would like to execute it to receive ata from my weather station. How can i do ? Thanks

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## [How to edit ui\_chart to be without labels and have last value displayed](https://discourse.nodered.org/t/how-to-edit-ui-chart-to-be-without-labels-and-have-last-value-displayed/27335)

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**Author:** [@RyuunosukeDS3](https://discourse.nodered.org/u/RyuunosukeDS3)\
**Replies:** 20\
**Last updated:** [27 May 2020 17:56 UTC](https://discourse.nodered.org/t/how-to-edit-ui-chart-to-be-without-labels-and-have-last-value-displayed/27335 "2020-05-27T17:56:03Z")

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So i think this is the last challenge to my dashboard. I wnat a mini chart, like you can do in excel, without any labels (the display of x and y values) and have a big number in the center with the latest value of that c…

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## [Hall effect sensor counter!](https://discourse.nodered.org/t/hall-effect-sensor-counter/27199)

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**Author:** [@Mobile\_NR\_Env](https://discourse.nodered.org/u/Mobile_NR_Env)\
**Replies:** 18\
**Last updated:** [27 May 2020 16:12 UTC](https://discourse.nodered.org/t/hall-effect-sensor-counter/27199 "2020-05-27T16:12:58Z")

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Hello folks! Hope all are well. Node Red has basically taken over and I’m using it for most things in my home automation system! Loving it. What I’m looking for, is the ability to count a bunch of pulse results from a…

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## [Confused about combine logic result](https://discourse.nodered.org/t/confused-about-combine-logic-result/27368)

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**Author:** [@Benno](https://discourse.nodered.org/u/Benno)\
**Replies:** 7\
**Last updated:** [27 May 2020 16:03 UTC](https://discourse.nodered.org/t/confused-about-combine-logic-result/27368 "2020-05-27T16:03:16Z")

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Hi, Thanks in advance to everyone who can help me with this problem. With the combine node I evaluate a few window sensors (OR-Node) and 2 motion sensors (OR-Node). So far all are fine. But why is the AND-combination …

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## [Help with nodered mysql databse](https://discourse.nodered.org/t/help-with-nodered-mysql-databse/27371)

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**Author:** [@mehdizrr](https://discourse.nodered.org/u/mehdizrr)\
**Replies:** 6\
**Last updated:** [27 May 2020 15:34 UTC](https://discourse.nodered.org/t/help-with-nodered-mysql-databse/27371 "2020-05-27T15:34:39Z")

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hello everyone , i m new in this forum my project is read data from my plcsim 1200 and save it in mysql database . i don't know what i should set in my function please help me . thnx a lot

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## [Hide/show groups not initialized when accessing via browser](https://discourse.nodered.org/t/hide-show-groups-not-initialized-when-accessing-via-browser/25743)

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**Author:** [@rce](https://discourse.nodered.org/u/rce)\
**Replies:** 1\
**Last updated:** [27 May 2020 14:01 UTC](https://discourse.nodered.org/t/hide-show-groups-not-initialized-when-accessing-via-browser/25743 "2020-05-27T14:01:12Z")

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Hi, I'm using Node-red dashboard on Pi4 with a touchscreen for data acquisition and visualization. I'm using the ui control node to show one group containing one chart or a group of gauges, and hide the others. The user…

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## [Can't find palette from 'manage palette - install'](https://discourse.nodered.org/t/cant-find-palette-from-manage-palette-install/24436)

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**Author:** [@iotkismec](https://discourse.nodered.org/u/iotkismec)\
**Replies:** 16\
**Last updated:** [27 May 2020 12:53 UTC](https://discourse.nodered.org/t/cant-find-palette-from-manage-palette-install/24436 "2020-05-27T12:53:54Z")

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before this i can install all my palette from here. but not anymore because i cant find any palette. any solution to solve this?

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## [Multiline text entry](https://discourse.nodered.org/t/multiline-text-entry/27323)

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**Author:** [@ltcolumbo](https://discourse.nodered.org/u/ltcolumbo)\
**Replies:** 2\
**Last updated:** [27 May 2020 11:26 UTC](https://discourse.nodered.org/t/multiline-text-entry/27323 "2020-05-27T11:26:49Z")

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Is there a way to adapt the text input node to multiline text? I see there is the option in the form node, but it would be great to do it somehow with the text input node too. Maybe there is something I'm not seeing. …

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## [Detect double / long press with momentary switch](https://discourse.nodered.org/t/detect-double-long-press-with-momentary-switch/27356)

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**Author:** [@sansan](https://discourse.nodered.org/u/sansan)\
**Replies:** 5\
**Last updated:** [27 May 2020 11:03 UTC](https://discourse.nodered.org/t/detect-double-long-press-with-momentary-switch/27356 "2020-05-27T11:03:24Z")

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Hi everyone, I have a device that publish the state of a momentary switch to my MQTT broker. When I press the switch my device send a 1 into a topic and then a 0 when the button is released. Is there a simple way to d…

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## [How to access msg.payload array in mssql?](https://discourse.nodered.org/t/how-to-access-msg-payload-array-in-mssql/27362)

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**Author:** [@swapmicro](https://discourse.nodered.org/u/swapmicro)\
**Replies:** 9\
**Last updated:** [27 May 2020 10:58 UTC](https://discourse.nodered.org/t/how-to-access-msg-payload-array-in-mssql/27362 "2020-05-27T10:58:42Z")

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Hello there, I am trying to integrate node-red with different databases, Recently I working with mssql. for that I am useing node-red-contrib-mssql-plus. In this node I want to access msg.payload which output is in an…

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## [DHT - 22 temp/humidity sensor node quit working](https://discourse.nodered.org/t/dht-22-temp-humidity-sensor-node-quit-working/27338)

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**Author:** [@jasrob222](https://discourse.nodered.org/u/jasrob222)\
**Replies:** 3\
**Last updated:** [27 May 2020 10:27 UTC](https://discourse.nodered.org/t/dht-22-temp-humidity-sensor-node-quit-working/27338 "2020-05-27T10:27:59Z")

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My DHT-22 sensor quit working on my previously working flow. Is there any fix for this problem?

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## [Filter Nodes on initialization](https://discourse.nodered.org/t/filter-nodes-on-initialization/27365)

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**Author:** [@dhpatel177](https://discourse.nodered.org/u/dhpatel177)\
**Replies:** 1\
**Last updated:** [27 May 2020 10:00 UTC](https://discourse.nodered.org/t/filter-nodes-on-initialization/27365 "2020-05-27T10:00:37Z")

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Hello, I want to filter node when node red initialize. Can it be possible ? How? Thanks

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## [Filter Nodes event](https://discourse.nodered.org/t/filter-nodes-event/27242)

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**Author:** [@dhpatel177](https://discourse.nodered.org/u/dhpatel177)\
**Replies:** 6\
**Last updated:** [27 May 2020 09:57 UTC](https://discourse.nodered.org/t/filter-nodes-event/27242 "2020-05-27T09:57:13Z")

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Hello, I am looking for an event/function which actually filters the nodes when anything written in search box input. Can it be possible to call the same event on node red initialization?? Thanks @Steve-Mcl @Colin @a…

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## [Problem with global json object variable and JSONata switch decision](https://discourse.nodered.org/t/problem-with-global-json-object-variable-and-jsonata-switch-decision/27361)

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**Author:** [@ljpaff](https://discourse.nodered.org/u/ljpaff)\
**Replies:** 4\
**Last updated:** [27 May 2020 09:55 UTC](https://discourse.nodered.org/t/problem-with-global-json-object-variable-and-jsonata-switch-decision/27361 "2020-05-27T09:55:21Z")

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Dear friends, i have something strange. I am trying to make a switch decision with an Global JSON Object and JSONata condition. Problem is that in test zone resolves well but at execution time are not working as expecte…

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## [Offline installation of Node-Red and nodes](https://discourse.nodered.org/t/offline-installation-of-node-red-and-nodes/27303)

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**Author:** [@Sergi](https://discourse.nodered.org/u/Sergi)\
**Replies:** 4\
**Last updated:** [27 May 2020 09:21 UTC](https://discourse.nodered.org/t/offline-installation-of-node-red-and-nodes/27303 "2020-05-27T09:21:58Z")

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Hello, We need to install the Node-Red and some nodes in a PC without access to internet, as it will be located in a plant in a productive environment with limited access. Which are the options, if any, to do an offline…

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## [Login redirection](https://discourse.nodered.org/t/login-redirection/27360)

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**Author:** [@SamratChaudhuri](https://discourse.nodered.org/u/SamratChaudhuri)\
**Replies:** 4\
**Last updated:** [27 May 2020 08:38 UTC](https://discourse.nodered.org/t/login-redirection/27360 "2020-05-27T08:38:16Z")

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I am trying to navigate to a page after the user successfully logs into the login page. How can I do that?

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## [RevolutionPi Nodes](https://discourse.nodered.org/t/revolutionpi-nodes/27352)

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**Author:** [@Pac8](https://discourse.nodered.org/u/Pac8)\
**Replies:** 4\
**Last updated:** [27 May 2020 08:26 UTC](https://discourse.nodered.org/t/revolutionpi-nodes/27352 "2020-05-27T08:26:33Z")

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Hello All. After a pretty extensive setup for the revolution pi connect with 1 DO module and 1 DI module I finally have the unit up and running but cannot get the offical revolution pi nodes installed. I have them inst…

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## [Node-RED 0.20.0-beta.4 released](https://discourse.nodered.org/t/node-red-0-20-0-beta-4-released/7339)

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**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 23\
**Last updated:** [27 May 2020 08:09 UTC](https://discourse.nodered.org/t/node-red-0-20-0-beta-4-released/7339 "2020-05-27T08:09:58Z")

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We've just published the next beta on the way to 0.20.0. For the background on why we're doing betas, please read the post for the previous betas: https://discourse.nodered.org/t/node-red-0-20-0-beta-2-released/5573 h…

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## [Connection problems: Node red, mosquitto broker and esp32](https://discourse.nodered.org/t/connection-problems-node-red-mosquitto-broker-and-esp32/27062)

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**Author:** [@Joaovitor](https://discourse.nodered.org/u/Joaovitor)\
**Replies:** 25\
**Last updated:** [27 May 2020 05:33 UTC](https://discourse.nodered.org/t/connection-problems-node-red-mosquitto-broker-and-esp32/27062 "2020-05-27T05:33:02Z")

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I don't know if this is the most suitable forum for this discussion, but it is one of the most helpful ones I know in the business, so maybe there is someone who can help me. I am developing an Iot project and I usually…

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## [Node number of ports changed and persisted on diagram](https://discourse.nodered.org/t/node-number-of-ports-changed-and-persisted-on-diagram/27336)

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**Author:** [@peterprib](https://discourse.nodered.org/u/peterprib)\
**Replies:** 2\
**Last updated:** [27 May 2020 00:02 UTC](https://discourse.nodered.org/t/node-number-of-ports-changed-and-persisted-on-diagram/27336 "2020-05-27T00:02:21Z")

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If the oneditprepare changes the number of ports on a node it is not persisted across refresh of diagrams. This should be persisted (maybe oneditprepare called on diagram load) or new onLoad function is added.

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## [I can't have different font sizes](https://discourse.nodered.org/t/i-cant-have-different-font-sizes/27320)

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**Author:** [@RyuunosukeDS3](https://discourse.nodered.org/u/RyuunosukeDS3)\
**Replies:** 8\
**Last updated:** [26 May 2020 22:24 UTC](https://discourse.nodered.org/t/i-cant-have-different-font-sizes/27320 "2020-05-26T22:24:06Z")

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Whenever i go to the ui\_text node and write \<font size =15\>some text\</font\> it doesn't matter the size i put, it is always 35. Probably because of some other ui\_text. What can i do ("can't share flow since it's for the …

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## [How to get all Alexa requests WITHOUT any other skills](https://discourse.nodered.org/t/how-to-get-all-alexa-requests-without-any-other-skills/26783)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 7\
**Last updated:** [26 May 2020 21:40 UTC](https://discourse.nodered.org/t/how-to-get-all-alexa-requests-without-any-other-skills/26783 "2020-05-26T21:40:39Z")

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Executive Summary ... just prefix all your house #IoT commands with "Simon Says" :slight\_smile: And then listen out for them using node-red-contrib-alexa-remote2 Obviously, being called Simon doesn't make this method …

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## [Newbie help – split text and store in variables](https://discourse.nodered.org/t/newbie-help-split-text-and-store-in-variables/27319)

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**Author:** [@chloroquine](https://discourse.nodered.org/u/chloroquine)\
**Replies:** 2\
**Last updated:** [26 May 2020 20:03 UTC](https://discourse.nodered.org/t/newbie-help-split-text-and-store-in-variables/27319 "2020-05-26T20:03:57Z")

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Using node-red, I receive messages from Telegram which are formatted like: { "payload": { "chatId": 12345, "messageId": 1, "type": "message", "content": "Hi\_.\_MainChat" }, "originalMessage": { …

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## [ESP8266-12f - Domoticz mqtt -node red](https://discourse.nodered.org/t/esp8266-12f-domoticz-mqtt-node-red/27163)

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**Author:** [@aabbas](https://discourse.nodered.org/u/aabbas)\
**Replies:** 11\
**Last updated:** [25 May 2020 14:28 UTC](https://discourse.nodered.org/t/esp8266-12f-domoticz-mqtt-node-red/27163 "2020-05-25T14:28:29Z")

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Hi, I have an esp8266-12F with dht22 sensor and I have node red installed on a rapberry pi 4. I am trying to connect the esp to node red by using domoticz mqtt. It always disconnected! Could you please verify if I am…

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