# Latest

**URL:** https://discourse.nodered.org/latest.md?page=720

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

**Page:** 721

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## [Boolean true should equal string true (or better)](https://discourse.nodered.org/t/boolean-true-should-equal-string-true-or-better/12395)

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**Author:** [@michaelblight](https://discourse.nodered.org/u/michaelblight)\
**Replies:** 8\
**Last updated:** [6 October 2021 21:25 UTC](https://discourse.nodered.org/t/boolean-true-should-equal-string-true-or-better/12395 "2021-10-06T21:25:22Z")

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I sort of expect to be able to compare to true. So I code a switch node with "==" and look for a boolean type that I can set to true. I don't find one, so I reluctantly match with the string "true". My fairly complex flo…

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## [Node-red-contrib-ui-svg create table by input message](https://discourse.nodered.org/t/node-red-contrib-ui-svg-create-table-by-input-message/51004)

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**Author:** [@samuelbras](https://discourse.nodered.org/u/samuelbras)\
**Replies:** 10\
**Last updated:** [6 October 2021 21:39 UTC](https://discourse.nodered.org/t/node-red-contrib-ui-svg-create-table-by-input-message/51004 "2021-10-06T21:39:12Z")

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Good Morning. I need to organize the goals in a table, and mark goals made and goals left to do. Is there any way to create a table with the goals, without being everything manually? I get the task by input. Is ther…

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## [State of Node-RED dashboard nodes](https://discourse.nodered.org/t/state-of-node-red-dashboard-nodes/51942)

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**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\
**Replies:** 8\
**Last updated:** [6 October 2021 20:51 UTC](https://discourse.nodered.org/t/state-of-node-red-dashboard-nodes/51942 "2021-10-06T20:51:30Z")

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I have already often built my own mechanism to store the output from a dashboard node into a context variable and then read the current state elsewhere when I need it, but I wanted to verify this: There is no way to ha…

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## [MQTT data loss at reconnection](https://discourse.nodered.org/t/mqtt-data-loss-at-reconnection/2593)

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**Author:** [@mdresf](https://discourse.nodered.org/u/mdresf)\
**Replies:** 19\
**Last updated:** [6 October 2021 19:50 UTC](https://discourse.nodered.org/t/mqtt-data-loss-at-reconnection/2593 "2021-10-06T19:50:58Z")

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Hi everybody, I have a problem with mqqt node (publish). The flow is simple: I inject a timestamp (converted in date time format) every 1 second into the MQTT publish node (QOS =2 and Retain on server =True) and into d…

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## [Printer Ink Fill level with SNMP](https://discourse.nodered.org/t/printer-ink-fill-level-with-snmp/51889)

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**Author:** [@Urs-Eppenberger](https://discourse.nodered.org/u/Urs-Eppenberger)\
**Replies:** 8\
**Last updated:** [6 October 2021 18:07 UTC](https://discourse.nodered.org/t/printer-ink-fill-level-with-snmp/51889 "2021-10-06T18:07:58Z")

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In March I posted about my search to monitor the ink fill levels of my new printer. https://discourse.nodered.org/t/read-ink-fill-level-from-epson-printer/43048 Having a dashboard with the absolute ink levels is nice. …

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## [Rate limiting for notifications?](https://discourse.nodered.org/t/rate-limiting-for-notifications/51929)

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**Author:** [@daxliniere](https://discourse.nodered.org/u/daxliniere)\
**Replies:** 10\
**Last updated:** [6 October 2021 17:18 UTC](https://discourse.nodered.org/t/rate-limiting-for-notifications/51929 "2021-10-06T17:18:15Z")

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Hey gang, I'm working on a flow that sends me a notification when my 3D printer job is almost finished. This is determined by an http-request every 30 seconds and a threshold of 98%. The problem I'm encountering is tha…

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## [Securing Tab with Password](https://discourse.nodered.org/t/securing-tab-with-password/51834)

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**Author:** [@Chorum](https://discourse.nodered.org/u/Chorum)\
**Replies:** 8\
**Last updated:** [6 October 2021 16:54 UTC](https://discourse.nodered.org/t/securing-tab-with-password/51834 "2021-10-06T16:54:19Z")

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Hello, i try to secure a tab on my Dashboard so only the person that knows the password could work on it. my flow for that: \[ { "id": "fe447904.ed3c58", "type": "function", "z": "923d648e.9…

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## [Firebasedatabase.app URL in Firebase](https://discourse.nodered.org/t/firebasedatabase-app-url-in-firebase/51933)

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**Author:** [@mamp](https://discourse.nodered.org/u/mamp)\
**Replies:** 0\
**Last updated:** [6 October 2021 16:26 UTC](https://discourse.nodered.org/t/firebasedatabase-app-url-in-firebase/51933 "2021-10-06T16:26:42Z")

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Hi, I want to use the node of Firebase, but I have a problem. In Firebase, when I create a Realtime Database, it generates a URL of the database finished in "firebasedatabase.app/". And them, when I'm introducing it in …

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## [Looking for suggestions on multiple copies of a flow](https://discourse.nodered.org/t/looking-for-suggestions-on-multiple-copies-of-a-flow/51924)

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**Author:** [@tmichaeltx](https://discourse.nodered.org/u/tmichaeltx)\
**Replies:** 0\
**Last updated:** [6 October 2021 14:33 UTC](https://discourse.nodered.org/t/looking-for-suggestions-on-multiple-copies-of-a-flow/51924 "2021-10-06T14:33:57Z")

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I am using NR for my home automation and have come up with a flow that I like a lot allows me to have synchronized control of a device (typically a switch or bulb) from many different interfaces (hubitat, alexa, google h…

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## [Opinions requested: Determine active scene](https://discourse.nodered.org/t/opinions-requested-determine-active-scene/51872)

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**Author:** [@jeroenst](https://discourse.nodered.org/u/jeroenst)\
**Replies:** 8\
**Last updated:** [6 October 2021 13:35 UTC](https://discourse.nodered.org/t/opinions-requested-determine-active-scene/51872 "2021-10-06T13:35:01Z")

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At my home I make use of different scenes. This works perfect but sometimes mismatches with the real world: When I turn on a scene all lights and devices will set to the value according to the scene, which is ok. But wh…

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## [Installing ssl certificate in nodered on home assistant](https://discourse.nodered.org/t/installing-ssl-certificate-in-nodered-on-home-assistant/51903)

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**Author:** [@MJFlanigan](https://discourse.nodered.org/u/MJFlanigan)\
**Replies:** 2\
**Last updated:** [6 October 2021 12:34 UTC](https://discourse.nodered.org/t/installing-ssl-certificate-in-nodered-on-home-assistant/51903 "2021-10-06T12:34:14Z")

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I need to get nodered to work with home assistant and get this error: SSL has been enabled using the ‘ssl’ option, \[20:53:10\] FATAL: this requires a SSL certificate file which is \[20:53:10\] FATAL: configured using the…

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## [6 hex numbers to 3 \* 2 hex split](https://discourse.nodered.org/t/6-hex-numbers-to-3-2-hex-split/51861)

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**Author:** [@Simon3021](https://discourse.nodered.org/u/Simon3021)\
**Replies:** 13\
**Last updated:** [6 October 2021 10:04 UTC](https://discourse.nodered.org/t/6-hex-numbers-to-3-2-hex-split/51861 "2021-10-06T10:04:57Z")

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I have ABCDEF - 6 hex numbers coming to node red however need them separate into 3 lots of 2 hex numbers left to right AB first CD second and etc. using function module in node red.

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## [Weird things happening. CPU load spikes](https://discourse.nodered.org/t/weird-things-happening-cpu-load-spikes/51429)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 27\
**Last updated:** [6 October 2021 09:14 UTC](https://discourse.nodered.org/t/weird-things-happening-cpu-load-spikes/51429 "2021-10-06T09:14:09Z")

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There seems to be something happening but I can't quite find it. Machine details: NR 1.2.6 O/S Stretch. RPZ (W) Usually it runs about 30-40% load. But now and then it maxs out to .... 90-100%. Sustained. …

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## [How to get/access global.context and modify it in a \`change\` node](https://discourse.nodered.org/t/how-to-get-access-global-context-and-modify-it-in-a-change-node/51896)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [6 October 2021 08:57 UTC](https://discourse.nodered.org/t/how-to-get-access-global-context-and-modify-it-in-a-change-node/51896 "2021-10-06T08:57:49Z")

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I know I have seen it and I use it. But I don't know how to search for it in the flows I have. Problem/scenario: global.DELAY = 3000 In the change node I want to set a message property to global.DELAY / 10. I rememb…

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## [MQTT publish on The Things Stack](https://discourse.nodered.org/t/mqtt-publish-on-the-things-stack/51882)

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**Author:** [@Miriana](https://discourse.nodered.org/u/Miriana)\
**Replies:** 4\
**Last updated:** [6 October 2021 08:30 UTC](https://discourse.nodered.org/t/mqtt-publish-on-the-things-stack/51882 "2021-10-06T08:30:55Z")

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Hi everyone, I am trying to publish a message with MQTT on The Things Stack. I followed the instructions here Send Messages | The Things Stack for LoRaWAN and I used the code found at the following link (TheThingsNetwor…

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## [Discusion about node basics... (What should a group of nodes have?)](https://discourse.nodered.org/t/discusion-about-node-basics-what-should-a-group-of-nodes-have/51879)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 3\
**Last updated:** [6 October 2021 08:03 UTC](https://discourse.nodered.org/t/discusion-about-node-basics-what-should-a-group-of-nodes-have/51879 "2021-10-06T08:03:05Z")

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So after about one year of the last developed node, a new client stumbled upon me to create a node for a specific domain register website. They do have the API and this will be very easy to code... I want to deliver as …

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## [Function Node Code Completion for Module (Monaco Editor)](https://discourse.nodered.org/t/function-node-code-completion-for-module-monaco-editor/49779)

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**Author:** [@harmonic7](https://discourse.nodered.org/u/harmonic7)\
**Replies:** 11\
**Last updated:** [6 October 2021 08:00 UTC](https://discourse.nodered.org/t/function-node-code-completion-for-module-monaco-editor/49779 "2021-10-06T08:00:41Z")

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Hi everyone! I've installed v2.0.5 and configured the Monaco Editor. Firstly, thanks so much to the development team, it's fantastic to see these improvements. Now, using the 'setup tab' and allowing the use of install…

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## [How to make an auto scroll debug textbox](https://discourse.nodered.org/t/how-to-make-an-auto-scroll-debug-textbox/51891)

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**Author:** [@tcontrada](https://discourse.nodered.org/u/tcontrada)\
**Replies:** 4\
**Last updated:** [6 October 2021 05:05 UTC](https://discourse.nodered.org/t/how-to-make-an-auto-scroll-debug-textbox/51891 "2021-10-06T05:05:26Z")

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I am able to make a simple text area using the Template UI Node where I can place debug messages, etc. However, I want it to auto scroll to the last item that was added. What's the solution to making a debug text box th…

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## [Using a touchscreen to add waypoints on Node-Red-WorldMap Dashboard UI](https://discourse.nodered.org/t/using-a-touchscreen-to-add-waypoints-on-node-red-worldmap-dashboard-ui/51892)

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**Author:** [@Chapanata](https://discourse.nodered.org/u/Chapanata)\
**Replies:** 11\
**Last updated:** [6 October 2021 04:31 UTC](https://discourse.nodered.org/t/using-a-touchscreen-to-add-waypoints-on-node-red-worldmap-dashboard-ui/51892 "2021-10-06T04:31:44Z")

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Hello I'm building a project that requires a user to add waypoints onto a world map component through the UI using a touchscreen display. The node-red project is being run on a Raspbian OS on a Raspberry Pi 4. When ini…

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## [Post / request information from web API](https://discourse.nodered.org/t/post-request-information-from-web-api/51894)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 3\
**Last updated:** [6 October 2021 03:31 UTC](https://discourse.nodered.org/t/post-request-information-from-web-api/51894 "2021-10-06T03:31:42Z")

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Hello I have an API offered my my pool manufacturer that I am able to use to communicate with my pool controller. The API use is shown below. Do I just use an inject node, then set the payload to pool\_api\_code: ABCDEF…

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## [New question with \`smooth\` node](https://discourse.nodered.org/t/new-question-with-smooth-node/51901)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [6 October 2021 02:25 UTC](https://discourse.nodered.org/t/new-question-with-smooth-node/51901 "2021-10-06T02:25:21Z")

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Ok, I'm still trying. The other day I asked about how to do something and I was pointed towards the smooth node. I redacted a question I posted on how to reset it. (Didn't read all the docs) But that raised a proble…

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## [String being overwritten in netvar node](https://discourse.nodered.org/t/string-being-overwritten-in-netvar-node/18090)

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**Author:** [@KMBN](https://discourse.nodered.org/u/KMBN)\
**Replies:** 18\
**Last updated:** [5 October 2021 20:42 UTC](https://discourse.nodered.org/t/string-being-overwritten-in-netvar-node/18090 "2021-10-05T20:42:33Z")

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I am using netvar-receiver from the node-red-contrib-netvar library (https://cdn.jsdelivr.net/npm/node-red-contrib-netvar@0.0.3/netvar-receiver.js), and one of the variables received (UDP on port 1202) is in a string for…

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## [Netvar-sender node](https://discourse.nodered.org/t/netvar-sender-node/50897)

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**Author:** [@Baste](https://discourse.nodered.org/u/Baste)\
**Replies:** 2\
**Last updated:** [5 October 2021 20:05 UTC](https://discourse.nodered.org/t/netvar-sender-node/50897 "2021-10-05T20:05:16Z")

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Hi there, I'm using netvar-sender node to send network variable list to my Wago PLC. I have about 145 variables at this moment. When I add one more, the variable don’t arrive at the PLC anymore. At first I thought a s…

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## [Flows.nodered Rendering Differently than npmjs or GH](https://discourse.nodered.org/t/flows-nodered-rendering-differently-than-npmjs-or-gh/51839)

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**Author:** [@crxporter](https://discourse.nodered.org/u/crxporter)\
**Replies:** 6\
**Last updated:** [5 October 2021 15:43 UTC](https://discourse.nodered.org/t/flows-nodered-rendering-differently-than-npmjs-or-gh/51839 "2021-10-05T15:43:13Z")

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We've recently pushed an update to our readme file and the markdown for readme.md is being processed differently on flows.nodered.org compared to npmjs or github. On flows.nodered it is processed as a full-page 2 column …

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## [Dropdown and serial input](https://discourse.nodered.org/t/dropdown-and-serial-input/51886)

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**Author:** [@abdosml](https://discourse.nodered.org/u/abdosml)\
**Replies:** 2\
**Last updated:** [5 October 2021 15:42 UTC](https://discourse.nodered.org/t/dropdown-and-serial-input/51886 "2021-10-05T15:42:32Z")

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i had this type of data: \*\*\*\*\*\*\*\* 05/10/2021, 15:53:33node: 65267da.3d97d84msg.payload : string\[22\] string\[22\] CE3PRO~1.GCO 7003983 05/10/2021, 15:53:34node: 65267da.3d97d84msg.payload : string\[22\] string\[22\] CE3PR…

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## [Playing mp3 sound from node red to other dashboards](https://discourse.nodered.org/t/playing-mp3-sound-from-node-red-to-other-dashboards/51816)

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**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\
**Replies:** 6\
**Last updated:** [5 October 2021 12:48 UTC](https://discourse.nodered.org/t/playing-mp3-sound-from-node-red-to-other-dashboards/51816 "2021-10-05T12:48:09Z")

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Hello I have node red running on an Ubuntu server. I also have a door bell which communicates to node red via MQTT (Ubuntu) and a remote dashboard on an iPad (running safari browser). When the button is pressed, node-…

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## [Decode base64 to value](https://discourse.nodered.org/t/decode-base64-to-value/51829)

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**Author:** [@ketpa](https://discourse.nodered.org/u/ketpa)\
**Replies:** 5\
**Last updated:** [5 October 2021 12:05 UTC](https://discourse.nodered.org/t/decode-base64-to-value/51829 "2021-10-05T12:05:21Z")

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I have payload encoded in base64 payload = jwSPBI8EkASQBJAEkASOBI4EjgSOBI8EjwSPBJEEkQSSBJIEkwSTBJQElASVBJUElgSWBJcElwSYBJkE or payload = PAAAelFhAAAABwEBMgAAAAAAAQBMBOIEAAAAAAAAPADWK+sVgACCQgAADQCAAIJCHJNHYQAAAAAAAAAAA…

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## [Re-writing the turf node -- turf functions](https://discourse.nodered.org/t/re-writing-the-turf-node-turf-functions/51272)

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**Author:** [@bloigge](https://discourse.nodered.org/u/bloigge)\
**Replies:** 4\
**Last updated:** [5 October 2021 10:29 UTC](https://discourse.nodered.org/t/re-writing-the-turf-node-turf-functions/51272 "2021-10-05T10:29:53Z")

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Hi, After the update of the node-red-contrib-turf repo I thought about re-writing the whole repo or creating a new repo where every turf function gets its own node. I have create a mockup repo here: node-red-contrib-tur…

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## [HTTP request node - ERR\_TLS\_CERT\_ALTNAME\_INVALID](https://discourse.nodered.org/t/http-request-node-err-tls-cert-altname-invalid/51841)

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**Author:** [@DomH](https://discourse.nodered.org/u/DomH)\
**Replies:** 4\
**Last updated:** [5 October 2021 09:20 UTC](https://discourse.nodered.org/t/http-request-node-err-tls-cert-altname-invalid/51841 "2021-10-05T09:20:14Z")

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Hi There I'm using nodered on a raspberry pi and recently one of the servers I do a HTTP GET from comes back with error: ERR\_TLS\_CERT\_ALTNAME\_INVALID I can get a normal result when connecting to this with a webrowser a…

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## [Macros.... multiple nodes.... as opposed to SUBFLOWS](https://discourse.nodered.org/t/macros-multiple-nodes-as-opposed-to-subflows/51858)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [5 October 2021 08:57 UTC](https://discourse.nodered.org/t/macros-multiple-nodes-as-opposed-to-subflows/51858 "2021-10-05T08:57:59Z")

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Oh, I am so happy I started to use SUBFLOWs rather than discreet nodes. The pain that I was having before them was just unbelievable. (Well, maybe not. but...) The latest thing to bite me is like a Macro. Maybe GROU…

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