# Latest **URL:** https://discourse.nodered.org/latest.md?no_subcategories=false&page=358 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 359 --- ## [Function Node switch with a Click tab like Enable on Debug to assist in Troubleshooting](https://discourse.nodered.org/t/function-node-switch-with-a-click-tab-like-enable-on-debug-to-assist-in-troubleshooting/77504)

**Author:** [@tree-frog](https://discourse.nodered.org/u/tree-frog)\ **Replies:** 16\ **Last updated:** [18 April 2023 08:24 UTC](https://discourse.nodered.org/t/function-node-switch-with-a-click-tab-like-enable-on-debug-to-assist-in-troubleshooting/77504 "2023-04-18T08:24:10Z")

I have not seen this, but one may exist somewhere. I'll certainly look. But if anyone knows of such a node please send the link my way. When I'm debugging, sometimes I need to disconnect wires. That requires wire chan… --- ## [Onclick (event)](https://discourse.nodered.org/t/onclick-event/77667)

**Author:** [@CJ10](https://discourse.nodered.org/u/CJ10)\ **Replies:** 2\ **Last updated:** [18 April 2023 06:27 UTC](https://discourse.nodered.org/t/onclick-event/77667 "2023-04-18T06:27:55Z")

What I am attempting to do is, activate a button on an external website page. The first question I want to ask is, is this even possible using Node Red? If it's not, so be it. But assuming it is possible, then is the ap… --- ## [Declaring array of objects in payload](https://discourse.nodered.org/t/declaring-array-of-objects-in-payload/77657)

**Author:** [@JesFo](https://discourse.nodered.org/u/JesFo)\ **Replies:** 3\ **Last updated:** [18 April 2023 05:24 UTC](https://discourse.nodered.org/t/declaring-array-of-objects-in-payload/77657 "2023-04-18T05:24:21Z")

Hello. I'm trying to declare an array of objects into my msg.payload using a JavaScript node. I declare my array as such: msg.payload = { DeviceID : '0', Sensors : \[\] } And th… --- ## [Jsonata $number(hexstring) not working](https://discourse.nodered.org/t/jsonata-number-hexstring-not-working/77672)

**Author:** [@Barbudor](https://discourse.nodered.org/u/Barbudor)\ **Replies:** 2\ **Last updated:** [17 April 2023 21:08 UTC](https://discourse.nodered.org/t/jsonata-number-hexstring-not-working/77672 "2023-04-17T21:08:26Z")

Hi According to Numeric functions · JSONata the function $number("0x12") should return the parsed number 18 (and not 0x18...) However in Node-RED 3.0.2 I get error "Unable to cast value to a number" Can someone confi… --- ## [How can you determine size of table](https://discourse.nodered.org/t/how-can-you-determine-size-of-table/77461)

**Author:** [@Fathi2022](https://discourse.nodered.org/u/Fathi2022)\ **Replies:** 20\ **Last updated:** [17 April 2023 20:32 UTC](https://discourse.nodered.org/t/how-can-you-determine-size-of-table/77461 "2023-04-17T20:32:20Z")

Determine size of table --- ## [Telegram got nuked](https://discourse.nodered.org/t/telegram-got-nuked/77643)

**Author:** [@jbob762](https://discourse.nodered.org/u/jbob762)\ **Replies:** 7\ **Last updated:** [17 April 2023 19:30 UTC](https://discourse.nodered.org/t/telegram-got-nuked/77643 "2023-04-17T19:30:05Z")

Telegram bot got nuked. I have had NR working in docker on a rpi for years, it runs my home automation and until today has been flawless. Went to do updates today - there were no updates to NR, but there were a few node… --- ## [API KEY security for users exporting flows](https://discourse.nodered.org/t/api-key-security-for-users-exporting-flows/77671)

**Author:** [@HaroldPetersInskipp](https://discourse.nodered.org/u/HaroldPetersInskipp)\ **Replies:** 3\ **Last updated:** [17 April 2023 19:02 UTC](https://discourse.nodered.org/t/api-key-security-for-users-exporting-flows/77671 "2023-04-17T19:02:54Z")

Recently I've seen a post where a user exposed their API KEY when exporting a flow using one of my nodes. What changes can I make to a node to prevent users from accidentally sharing their API KEY when they export a flow… --- ## [New uibuilder video: Simple form creation - get information from users to use in Node-RED](https://discourse.nodered.org/t/new-uibuilder-video-simple-form-creation-get-information-from-users-to-use-in-node-red/77636)

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 7\ **Last updated:** [17 April 2023 17:13 UTC](https://discourse.nodered.org/t/new-uibuilder-video-simple-form-creation-get-information-from-users-to-use-in-node-red/77636 "2023-04-17T17:13:49Z")

Hi all, a new video in the uibuilder series has been released on YouTube. In this video, I show how to really quickly and simply create a zero-code user input form for collecting information that can be used in Node-RED… --- ## [How to create pages from song strophes](https://discourse.nodered.org/t/how-to-create-pages-from-song-strophes/77542)

**Author:** [@Felix](https://discourse.nodered.org/u/Felix)\ **Replies:** 10\ **Last updated:** [17 April 2023 16:53 UTC](https://discourse.nodered.org/t/how-to-create-pages-from-song-strophes/77542 "2023-04-17T16:53:00Z")

Hello all. So, may be I am stupid, or really tired, but... I need a help. I have a text with strophes ... like a this : text first is here 2.text second is here 3.text third is here ... and so on. I need extract th… --- ## [How to create table with SQLite](https://discourse.nodered.org/t/how-to-create-table-with-sqlite/77661)

**Author:** [@Nicklas](https://discourse.nodered.org/u/Nicklas)\ **Replies:** 5\ **Last updated:** [17 April 2023 15:51 UTC](https://discourse.nodered.org/t/how-to-create-table-with-sqlite/77661 "2023-04-17T15:51:22Z")

Hello there, I'm relatively new to Node-Red, and I'm trying to create a table with values from SQLite, my problem is that the values are not in the table, my SQLite statement works fine but when it comes to the template… --- ## [\[FlexDash\]: Sharing some use cases](https://discourse.nodered.org/t/flexdash-sharing-some-use-cases/77642)

**Author:** [@PLCMercenary](https://discourse.nodered.org/u/PLCMercenary)\ **Replies:** 3\ **Last updated:** [17 April 2023 15:44 UTC](https://discourse.nodered.org/t/flexdash-sharing-some-use-cases/77642 "2023-04-17T15:44:15Z")

@tve , Community, sharing a couple of smallish but visually relevant things Ive come across. 1) props table, and setting a bg / fg color for values; There were no props that I could see would allow me to set a BG color … --- ## [Connect, Integrate and Visualize Industrial Production Metrics with Node-RED](https://discourse.nodered.org/t/connect-integrate-and-visualize-industrial-production-metrics-with-node-red/77664)

**Author:** [@iskerrett](https://discourse.nodered.org/u/iskerrett)\ **Replies:** 0\ **Last updated:** [17 April 2023 15:16 UTC](https://discourse.nodered.org/t/connect-integrate-and-visualize-industrial-production-metrics-with-node-red/77664 "2023-04-17T15:16:30Z")

Are you trying to visualize industrial data with Node-RED? Join Steve McLaughlin on April 27 as he demonstrates how to get started visualizing common production metrics with Node-RED. Sign-up today. --- ## [Send hexadecimal value to serial port](https://discourse.nodered.org/t/send-hexadecimal-value-to-serial-port/77537)

**Author:** [@zeus8497](https://discourse.nodered.org/u/zeus8497)\ **Replies:** 11\ **Last updated:** [17 April 2023 13:34 UTC](https://discourse.nodered.org/t/send-hexadecimal-value-to-serial-port/77537 "2023-04-17T13:34:06Z")

hi, I'm currently working on a project where i need to send data over the serial port. data are in hexadecimal form so, i did put them in a buffer following this code before sending them. var data = \[0x7E,0xA0,0x07,0x03… --- ## [Could not connect to MQTT broker hosted on OVH](https://discourse.nodered.org/t/could-not-connect-to-mqtt-broker-hosted-on-ovh/77533)

**Author:** [@moussa869](https://discourse.nodered.org/u/moussa869)\ **Replies:** 7\ **Last updated:** [17 April 2023 11:40 UTC](https://discourse.nodered.org/t/could-not-connect-to-mqtt-broker-hosted-on-ovh/77533 "2023-04-17T11:40:30Z")

Hi, please I could not connect to my broker with node red even that i tried it with MQTT spy and it woks normally could pub and sub data but with node red i get not connected i could not do anything without reaching the … --- ## [S2 Mini based on ESP32-S2 with the same footprint as the Wemos D1 Mini](https://discourse.nodered.org/t/s2-mini-based-on-esp32-s2-with-the-same-footprint-as-the-wemos-d1-mini/75389)

**Author:** [@dynamicdave](https://discourse.nodered.org/u/dynamicdave)\ **Replies:** 57\ **Last updated:** [17 April 2023 07:51 UTC](https://discourse.nodered.org/t/s2-mini-based-on-esp32-s2-with-the-same-footprint-as-the-wemos-d1-mini/75389 "2023-04-17T07:51:03Z")

Apologies to everyone as this post is not directly related to Node-RED. I know many people on the Forum use the Wemos D1 Mini in their projects to collect data and send it to Node-RED via MQTT, so you may be interested … --- ## [Local time for text input node using datetime picker](https://discourse.nodered.org/t/local-time-for-text-input-node-using-datetime-picker/77559)

**Author:** [@Switchblade2](https://discourse.nodered.org/u/Switchblade2)\ **Replies:** 24\ **Last updated:** [16 April 2023 21:20 UTC](https://discourse.nodered.org/t/local-time-for-text-input-node-using-datetime-picker/77559 "2023-04-16T21:20:39Z")

Hi, Is there any easy way to get a 'text node' set as 'datetime picker' send the output as local time. Currently I get the output in UTC. Example: When I select 14/4/2023 and 10:00 in the ui the output is 14/04/2023… --- ## [I made a flow that utilizes GPT-4 to analyze grammar and enhance the overall quality of writing](https://discourse.nodered.org/t/i-made-a-flow-that-utilizes-gpt-4-to-analyze-grammar-and-enhance-the-overall-quality-of-writing/77641)

**Author:** [@mistywind](https://discourse.nodered.org/u/mistywind)\ **Replies:** 3\ **Last updated:** [16 April 2023 20:12 UTC](https://discourse.nodered.org/t/i-made-a-flow-that-utilizes-gpt-4-to-analyze-grammar-and-enhance-the-overall-quality-of-writing/77641 "2023-04-16T20:12:50Z")

Create Your Own Personal Grammar Checker Bot with GPT-4 – Sat Cit --- ## [Access Node Red dashboard through carrier grade nat](https://discourse.nodered.org/t/access-node-red-dashboard-through-carrier-grade-nat/77624)

**Author:** [@Ant422](https://discourse.nodered.org/u/Ant422)\ **Replies:** 6\ **Last updated:** [16 April 2023 18:16 UTC](https://discourse.nodered.org/t/access-node-red-dashboard-through-carrier-grade-nat/77624 "2023-04-16T18:16:16Z")

Hi, I know this is not specific to Dashboard but just wondering if anyone has any suggestions. In my current setup I have a fixed line (copper wire) broadband connection. I can forward ports through this easily. I have… --- ## [How can I fix a chart hover error?](https://discourse.nodered.org/t/how-can-i-fix-a-chart-hover-error/77638)

**Author:** [@Willianvcn](https://discourse.nodered.org/u/Willianvcn)\ **Replies:** 0\ **Last updated:** [16 April 2023 16:49 UTC](https://discourse.nodered.org/t/how-can-i-fix-a-chart-hover-error/77638 "2023-04-16T16:49:42Z")

Hey guys, I'm working on a project where the ideal thing would be to show a message (hover) similar to the image below when I move the mouse over the graph bars and I don't understand why this isn't appearing. I am u… --- ## [Comparing flow variables](https://discourse.nodered.org/t/comparing-flow-variables/77631)

**Author:** [@richiep](https://discourse.nodered.org/u/richiep)\ **Replies:** 4\ **Last updated:** [16 April 2023 16:46 UTC](https://discourse.nodered.org/t/comparing-flow-variables/77631 "2023-04-16T16:46:55Z")

Hey All, I have a motion sensor that turns on lights, in addition to that I have a fan that I want to turn on and off based on the temperature. I set the "temperature threshold" and write the value to a text file. I a… --- ## [Pass message property with another node in-between](https://discourse.nodered.org/t/pass-message-property-with-another-node-in-between/77635)

**Author:** [@vineetg](https://discourse.nodered.org/u/vineetg)\ **Replies:** 4\ **Last updated:** [16 April 2023 16:40 UTC](https://discourse.nodered.org/t/pass-message-property-with-another-node-in-between/77635 "2023-04-16T16:40:59Z")

Hello forum, I have this flow: A -\> B -\> C Node A has an output property msg.foo, which I want to pass to node C. However node B does not support that property, and it makes an API call, so there is a delay. How do I… --- ## [Uibuilder and nginx](https://discourse.nodered.org/t/uibuilder-and-nginx/77628)

**Author:** [@Manuel\_o](https://discourse.nodered.org/u/Manuel_o)\ **Replies:** 3\ **Last updated:** [16 April 2023 14:01 UTC](https://discourse.nodered.org/t/uibuilder-and-nginx/77628 "2023-04-16T14:01:30Z")

Hello. I am experimenting with uibilder nginx. To install nginx i follow this guide from: I tried to test nginx with a very simple node. i created a simple uibilder npde that has the URL myserverip:1880/test. My sec… --- ## [Uibuilder bug-fix release - v6.4.1 + news about v6.5](https://discourse.nodered.org/t/uibuilder-bug-fix-release-v6-4-1-news-about-v6-5/77632)

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\ **Replies:** 0\ **Last updated:** [16 April 2023 13:44 UTC](https://discourse.nodered.org/t/uibuilder-bug-fix-release-v6-4-1-news-about-v6-5/77632 "2023-04-16T13:44:41Z")

Hi all, a very quick bug-fix release that you will want if you are using uib-element with the form type to easily get user input into Node-RED. If you specified a heading when using the form type, all of the inputs went… --- ## [Renaming array elements after join](https://discourse.nodered.org/t/renaming-array-elements-after-join/77617)

**Author:** [@GreyEarl](https://discourse.nodered.org/u/GreyEarl)\ **Replies:** 2\ **Last updated:** [16 April 2023 13:08 UTC](https://discourse.nodered.org/t/renaming-array-elements-after-join/77617 "2023-04-16T13:08:23Z")

I have joined two payloads to an array. How would one replace the array element numbers to a custom string? I tried using the change node and move payloads, without success. --- ## [Streamline handling of unused configuration nodes](https://discourse.nodered.org/t/streamline-handling-of-unused-configuration-nodes/77630)

**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\ **Replies:** 0\ **Last updated:** [16 April 2023 12:48 UTC](https://discourse.nodered.org/t/streamline-handling-of-unused-configuration-nodes/77630 "2023-04-16T12:48:36Z")

Would this be a useful change to the editor? On deploy, clicking "Search unused config nodes" Instead of this popup, which is not much help, Go straight to this view: unused config nodes in the sidebar? Simila… --- ## [Node Red access to USB port for rfxcom (running in iobroker)](https://discourse.nodered.org/t/node-red-access-to-usb-port-for-rfxcom-running-in-iobroker/77626)

**Author:** [@Mikee1234K](https://discourse.nodered.org/u/Mikee1234K)\ **Replies:** 6\ **Last updated:** [16 April 2023 12:42 UTC](https://discourse.nodered.org/t/node-red-access-to-usb-port-for-rfxcom-running-in-iobroker/77626 "2023-04-16T12:42:33Z")

My Node Red runs in iobroker, on Windows10 Pro. I want to give Node Red access to one (or all) of my USB ports, to access my Rfxtrx 433 device (it is on USB4) I am trying to use the Rfxcom nodes, but trying to configure… --- ## [I want to connect my nodered to samsung smart thing and use ubuntu as well in it? Please help](https://discourse.nodered.org/t/i-want-to-connect-my-nodered-to-samsung-smart-thing-and-use-ubuntu-as-well-in-it-please-help/76994)

**Author:** [@MuhammadBilal](https://discourse.nodered.org/u/MuhammadBilal)\ **Replies:** 1\ **Last updated:** [16 April 2023 12:41 UTC](https://discourse.nodered.org/t/i-want-to-connect-my-nodered-to-samsung-smart-thing-and-use-ubuntu-as-well-in-it-please-help/76994 "2023-04-16T12:41:16Z")

I have a instance of node-red running in the cloud with digital ocean. I am trying to get SmartThings to work with node-red, but cannot get it working. I have done it previously (couple of years ago). I cannot get it to … --- ## [Best way to keep data synced with external datastore](https://discourse.nodered.org/t/best-way-to-keep-data-synced-with-external-datastore/77590)

**Author:** [@Slyke](https://discourse.nodered.org/u/Slyke)\ **Replies:** 4\ **Last updated:** [16 April 2023 09:30 UTC](https://discourse.nodered.org/t/best-way-to-keep-data-synced-with-external-datastore/77590 "2023-04-16T09:30:11Z")

What is the best way to keep data synced, from say an Redis, Timeseries, MQTT, NoSQL or SQL database in Node Red? For example, lets say I have something that triggers a flow, and a function node does something with the … --- ## [Switch node: accepts credentials in test value](https://discourse.nodered.org/t/switch-node-accepts-credentials-in-test-value/77622)

**Author:** [@msillano](https://discourse.nodered.org/u/msillano)\ **Replies:** 0\ **Last updated:** [16 April 2023 09:19 UTC](https://discourse.nodered.org/t/switch-node-accepts-credentials-in-test-value/77622 "2023-04-16T09:19:22Z")

**Author:** [@acd](https://discourse.nodered.org/u/acd)\ **Replies:** 5\ **Last updated:** [16 April 2023 08:47 UTC](https://discourse.nodered.org/t/from-mqtt-timer-telegram/77595 "2023-04-16T08:47:03Z")

hello, from an mqtt node, I need to send payload to the telegram node but only each hour. Could you advice me how to process ? thanks, [Previous page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=357) [Next page](https://discourse.nodered.org/latest.md?no_subcategories=false&page=359)