# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=320

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

**Page:** 321

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## [Hide Node-RED console](https://discourse.nodered.org/t/hide-node-red-console/67934)

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**Author:** [@NicoloToscani](https://discourse.nodered.org/u/NicoloToscani)\
**Replies:** 4\
**Last updated:** [20 September 2022 07:37 UTC](https://discourse.nodered.org/t/hide-node-red-console/67934 "2022-09-20T07:37:54Z")

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Hi, Is it possibile hide Node-RED console during runtime execution ? Best regards, Nicolò

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## [Multipurpose sensor](https://discourse.nodered.org/t/multipurpose-sensor/66348)

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**Author:** [@droneman83](https://discourse.nodered.org/u/droneman83)\
**Replies:** 21\
**Last updated:** [20 September 2022 07:31 UTC](https://discourse.nodered.org/t/multipurpose-sensor/66348 "2022-09-20T07:31:49Z")

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Hi i have a Samsung Multipurpose sensor, i like to have on My garage port. I hav not Mounted yet, I can see on ZHA\_events that it do come out with readings on movement. I do have my setup for zigbee (not mqtt), can some…

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## [Uibuilder and some kind of 4 way swipe-card](https://discourse.nodered.org/t/uibuilder-and-some-kind-of-4-way-swipe-card/67928)

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**Author:** [@boneheaddancer](https://discourse.nodered.org/u/boneheaddancer)\
**Replies:** 4\
**Last updated:** [20 September 2022 06:26 UTC](https://discourse.nodered.org/t/uibuilder-and-some-kind-of-4-way-swipe-card/67928 "2022-09-20T06:26:13Z")

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Hello. I'm trying to make a quite simple ui with a 4 way swipe card. I have spent 6 days trying to make something work, now I am tired, and quite sad because of all the dumbness I am feeling. I am quite simply trying to…

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## [Disable the template of the subflow](https://discourse.nodered.org/t/disable-the-template-of-the-subflow/67932)

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**Author:** [@Sztt](https://discourse.nodered.org/u/Sztt)\
**Replies:** 4\
**Last updated:** [20 September 2022 04:06 UTC](https://discourse.nodered.org/t/disable-the-template-of-the-subflow/67932 "2022-09-20T04:06:57Z")

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Once I have designed the subflow template, how do I disable editing the subflow template? I did this to prevent the subflow template from being broken.

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## [Can anyone help with splitting a serial message from a Arcam AV amp?](https://discourse.nodered.org/t/can-anyone-help-with-splitting-a-serial-message-from-a-arcam-av-amp/67891)

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**Author:** [@dapper](https://discourse.nodered.org/u/dapper)\
**Replies:** 11\
**Last updated:** [19 September 2022 22:01 UTC](https://discourse.nodered.org/t/can-anyone-help-with-splitting-a-serial-message-from-a-arcam-av-amp/67891 "2022-09-19T22:01:45Z")

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I have a Home Assistant set up with the Node Red addon. I've been trying to get responses from the Arcam from the serial port and then send the info like volume etc, back into Home Assistant. I can receive the response…

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## [Whatsapp node not working](https://discourse.nodered.org/t/whatsapp-node-not-working/67870)

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**Author:** [@joey\_ind](https://discourse.nodered.org/u/joey_ind)\
**Replies:** 7\
**Last updated:** [19 September 2022 21:47 UTC](https://discourse.nodered.org/t/whatsapp-node-not-working/67870 "2022-09-19T21:47:41Z")

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Hi, I tried using the whin node but doesn't seem to be working. The debug window shows "request received" but the message is not sent. Any ideas to make it work? P:S - The configuration has been done as required.

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## [Conversion of hexadecimal (16 bits signed) values to decimal](https://discourse.nodered.org/t/conversion-of-hexadecimal-16-bits-signed-values-to-decimal/67940)

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**Author:** [@Jean-Luc](https://discourse.nodered.org/u/Jean-Luc)\
**Replies:** 4\
**Last updated:** [19 September 2022 20:36 UTC](https://discourse.nodered.org/t/conversion-of-hexadecimal-16-bits-signed-values-to-decimal/67940 "2022-09-19T20:36:32Z")

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Good evening, once again I am facing a conversion problem. I receive this data in this format. They are the values of voltage, current (which can be negative) and temperature. Debug result: {"timestamp":1663615971682…

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## [Help with the Presence Faker node in a Home Assistant Install](https://discourse.nodered.org/t/help-with-the-presence-faker-node-in-a-home-assistant-install/19460)

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**Author:** [@mattparker](https://discourse.nodered.org/u/mattparker)\
**Replies:** 20\
**Last updated:** [10 September 2020 21:47 UTC](https://discourse.nodered.org/t/help-with-the-presence-faker-node-in-a-home-assistant-install/19460 "2020-09-10T21:47:12Z")

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Total Node-RED newb here. I have created some basic flows in my home assistant install, but I am having a hard time with the presence faker node. I am not sure what to enter in for the On/Off Topic and On/Off Payload. I …

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## [Customise Node-red using APIs](https://discourse.nodered.org/t/customise-node-red-using-apis/67926)

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**Author:** [@elvisj007](https://discourse.nodered.org/u/elvisj007)\
**Replies:** 1\
**Last updated:** [19 September 2022 15:15 UTC](https://discourse.nodered.org/t/customise-node-red-using-apis/67926 "2022-09-19T15:15:10Z")

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I am trying to make a node-red application as lite as possible. I understand different API's contribute to different functionality/components of the application. How can i use API Reference : Node-RED to customise the…

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## [SFTP node crashes server, the other one is not working](https://discourse.nodered.org/t/sftp-node-crashes-server-the-other-one-is-not-working/67757)

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**Author:** [@smitterer](https://discourse.nodered.org/u/smitterer)\
**Replies:** 7\
**Last updated:** [19 September 2022 12:07 UTC](https://discourse.nodered.org/t/sftp-node-crashes-server-the-other-one-is-not-working/67757 "2022-09-19T12:07:45Z")

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Hi! We are using node-red to transfer files to another server via sftp. For that, we were using node-red-contrib-sftp (node) - Node-RED but this is now always only giving us "connecting" when we use the put function, w…

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## [How to send a outlook mail using node-red](https://discourse.nodered.org/t/how-to-send-a-outlook-mail-using-node-red/67908)

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**Author:** [@Ranga](https://discourse.nodered.org/u/Ranga)\
**Replies:** 9\
**Last updated:** [19 September 2022 11:23 UTC](https://discourse.nodered.org/t/how-to-send-a-outlook-mail-using-node-red/67908 "2022-09-19T11:23:24Z")

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Send a outlook mail using node-red nodes?

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## [Use variable within JSON](https://discourse.nodered.org/t/use-variable-within-json/67915)

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**Author:** [@dineshaj](https://discourse.nodered.org/u/dineshaj)\
**Replies:** 3\
**Last updated:** [19 September 2022 10:42 UTC](https://discourse.nodered.org/t/use-variable-within-json/67915 "2022-09-19T10:42:47Z")

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\[ { "id": "fd495236339b5cbc", "type": "tab", "label": "Flow 1", "disabled": false, "info": "", "env": \[\] }, { "id": "4c14b70f4a5557f7", "type": …

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## [What is the BEST way to flash a Dashboard LED?](https://discourse.nodered.org/t/what-is-the-best-way-to-flash-a-dashboard-led/67588)

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**Author:** [@jbudd](https://discourse.nodered.org/u/jbudd)\
**Replies:** 13\
**Last updated:** [19 September 2022 10:03 UTC](https://discourse.nodered.org/t/what-is-the-best-way-to-flash-a-dashboard-led/67588 "2022-09-19T10:03:21Z")

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This is a little flow to flash an led on the dashboard but it uses 5 nodes and one of them is a Function. I wonder if there is a more elegant low-code solution using core nodes, and fewer of them? \[{"id":"aaa27ee485…

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## [Firefox connection lost "loop"](https://discourse.nodered.org/t/firefox-connection-lost-loop/67890)

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**Author:** [@Sean-McG](https://discourse.nodered.org/u/Sean-McG)\
**Replies:** 10\
**Last updated:** [19 September 2022 07:43 UTC](https://discourse.nodered.org/t/firefox-connection-lost-loop/67890 "2022-09-19T07:43:05Z")

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I recently setup a new Rpi with 64bit OS and latest node red. I copied over my flows and thought all was well :wink: However I just noticed a problem in Firefox where “something” causes the lost connection popup, and it…

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## [Acionando dispositivo do Node-Red com Grafana](https://discourse.nodered.org/t/acionando-dispositivo-do-node-red-com-grafana/67901)

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**Author:** [@everklein](https://discourse.nodered.org/u/everklein)\
**Replies:** 1\
**Last updated:** [19 September 2022 06:52 UTC](https://discourse.nodered.org/t/acionando-dispositivo-do-node-red-com-grafana/67901 "2022-09-19T06:52:23Z")

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Good evening, does anyone know if it is possible to add a button in Grafana to trigger any device connected to Node-Red? I have a PLC S7-1200 connected to Node-Red and I'm using Grafana to visualize the data. Is it poss…

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## [This code works differently when I test it than when it gets a real message](https://discourse.nodered.org/t/this-code-works-differently-when-i-test-it-than-when-it-gets-a-real-message/67900)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [19 September 2022 05:10 UTC](https://discourse.nodered.org/t/this-code-works-differently-when-i-test-it-than-when-it-gets-a-real-message/67900 "2022-09-19T05:10:24Z")

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I am confused with what is happening here. Depending in the CPU temperature and a bit of other stuff, I want a RGB LED to blink depending on the message received. \[{"id":"ca5e1e7f2227fa14","type":"subflow","name":"Blin…

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## [Solar Assistant MQTT - How to use it with Node Red?](https://discourse.nodered.org/t/solar-assistant-mqtt-how-to-use-it-with-node-red/67281)

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**Author:** [@wattmatters](https://discourse.nodered.org/u/wattmatters)\
**Replies:** 41\
**Last updated:** [19 September 2022 04:15 UTC](https://discourse.nodered.org/t/solar-assistant-mqtt-how-to-use-it-with-node-red/67281 "2022-09-19T04:15:27Z")

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Hi, I'm very new to Node Red and on the wrong end of the learning curve. Hoping for some help to understand how to read data from and send instructions via MQTT. Node-RED Current version: 13.3.2 (running inside Home As…

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## [Telegram Inline keyboard](https://discourse.nodered.org/t/telegram-inline-keyboard/67587)

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**Author:** [@Marty1982](https://discourse.nodered.org/u/Marty1982)\
**Replies:** 18\
**Last updated:** [19 September 2022 02:44 UTC](https://discourse.nodered.org/t/telegram-inline-keyboard/67587 "2022-09-19T02:44:20Z")

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Hi all! Actually i have been using a custom Telegram "menu" in a simple way. I mean, a command node, and some functions to work together. An example in the following screen shot. The code: \[ { "id": "a0…

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## [Remove empty line in CSV](https://discourse.nodered.org/t/remove-empty-line-in-csv/67690)

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**Author:** [@iqbal](https://discourse.nodered.org/u/iqbal)\
**Replies:** 5\
**Last updated:** [19 September 2022 02:13 UTC](https://discourse.nodered.org/t/remove-empty-line-in-csv/67690 "2022-09-19T02:13:09Z")

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hai guys, how do i remove empty line? thanks, im still new in node red

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## ["Module already loaded", but not showing in palette (node-red-contrib-dht-sensor)](https://discourse.nodered.org/t/module-already-loaded-but-not-showing-in-palette-node-red-contrib-dht-sensor/67894)

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**Author:** [@lessi](https://discourse.nodered.org/u/lessi)\
**Replies:** 3\
**Last updated:** [18 September 2022 19:51 UTC](https://discourse.nodered.org/t/module-already-loaded-but-not-showing-in-palette-node-red-contrib-dht-sensor/67894 "2022-09-18T19:51:34Z")

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I am trying to install node-red-contrib-dht-sensor (node) - Node-RED, but it says "Module already loaded" even though I cannot see that node in the palette. Moreover it doesn't show up in the installed section. It still …

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## [Node-red 3.x on BBB](https://discourse.nodered.org/t/node-red-3-x-on-bbb/67896)

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**Author:** [@ffich](https://discourse.nodered.org/u/ffich)\
**Replies:** 0\
**Last updated:** [18 September 2022 19:45 UTC](https://discourse.nodered.org/t/node-red-3-x-on-bbb/67896 "2022-09-18T19:45:26Z")

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Hi all, I'm trying to use node-red with beaglebone black. I used the pre-installed Debian version I've found on the board (it's Debian 10) and with this version I was not able to run the latest Node-red version. When I …

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## [Convert weatherapi.com time\_epoch field to InfluxDB timestamp](https://discourse.nodered.org/t/convert-weatherapi-com-time-epoch-field-to-influxdb-timestamp/67859)

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**Author:** [@ghayne](https://discourse.nodered.org/u/ghayne)\
**Replies:** 15\
**Last updated:** [18 September 2022 18:02 UTC](https://discourse.nodered.org/t/convert-weatherapi-com-time-epoch-field-to-influxdb-timestamp/67859 "2022-09-18T18:02:00Z")

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I have been trying for about an hour to convert weatherapi.com time\_epoch fields to InfluxDB timestamps, I must be missing something.

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## [Data into Line chart](https://discourse.nodered.org/t/data-into-line-chart/67889)

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**Author:** [@kjez66](https://discourse.nodered.org/u/kjez66)\
**Replies:** 2\
**Last updated:** [18 September 2022 17:00 UTC](https://discourse.nodered.org/t/data-into-line-chart/67889 "2022-09-18T17:00:40Z")

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Hi, I will been putting the last hours of trying to get the line chart working :frowning: I some data in the msg.payload which then is sent to the line chart element but it doesnt render the chart, what am I doing wron…

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## [React on Dashboard text-input time](https://discourse.nodered.org/t/react-on-dashboard-text-input-time/67006)

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**Author:** [@egeu5](https://discourse.nodered.org/u/egeu5)\
**Replies:** 2\
**Last updated:** [18 September 2022 15:07 UTC](https://discourse.nodered.org/t/react-on-dashboard-text-input-time/67006 "2022-09-18T15:07:23Z")

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Hi, I want to control a school-bell on different times (about 20 times per Day). I just had to trigger a relay for one second - all the electronic stuff is done. I want a dashboard, with different control options (like …

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## [Can't execute Python script via Node-RED](https://discourse.nodered.org/t/cant-execute-python-script-via-node-red/67764)

<div class="topic-metadata">

**Author:** [@PedroFilipe](https://discourse.nodered.org/u/PedroFilipe)\
**Replies:** 5\
**Last updated:** [18 September 2022 14:11 UTC](https://discourse.nodered.org/t/cant-execute-python-script-via-node-red/67764 "2022-09-18T14:11:50Z")

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I'm trying to execute a python script through Node-RED, and while previously it worked, I had to format my Raspberry Pi and now it no longers works. The errors it outputs is "cannot connect to X server". The script work…

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## [Action depending on 2 different MQTT messages](https://discourse.nodered.org/t/action-depending-on-2-different-mqtt-messages/67874)

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**Author:** [@HaVi](https://discourse.nodered.org/u/HaVi)\
**Replies:** 6\
**Last updated:** [18 September 2022 13:25 UTC](https://discourse.nodered.org/t/action-depending-on-2-different-mqtt-messages/67874 "2022-09-18T13:25:19Z")

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Via MQTT there are two outputs/messages from my Sonoff (Tasmota) Dual R3: tele/Fietsen/STATE = {"Time":"2022-09-18T11:21:07","Uptime":"0T18:50:17","UptimeSec":67817,"Heap":151,"SleepMode":"Dynamic","Sleep":50,"LoadAvg":…

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## [Array - last (n) item](https://discourse.nodered.org/t/array-last-n-item/67883)

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**Author:** [@Giamma](https://discourse.nodered.org/u/Giamma)\
**Replies:** 2\
**Last updated:** [18 September 2022 12:48 UTC](https://discourse.nodered.org/t/array-last-n-item/67883 "2022-09-18T12:48:14Z")

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Hi, I have a file txt with the min / max temperature for each day and with this code ... const x = msg.payload; x.forEach(element =\> { let data let tempMin let tempMax msg.payload = (element.col1) …

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## [Can anyone help me?](https://discourse.nodered.org/t/can-anyone-help-me/67829)

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**Author:** [@PowerZone21](https://discourse.nodered.org/u/PowerZone21)\
**Replies:** 10\
**Last updated:** [18 September 2022 10:56 UTC](https://discourse.nodered.org/t/can-anyone-help-me/67829 "2022-09-18T10:56:38Z")

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Hi! I got this message wich is a Notification message I use to push into Futurehome via MQTT { "serv": "kind-owl", "type": "evt.notification.report", "val\_t": "object", "val": { "EventName": "custom", "MessageCon…

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## [Help for creating a bit array from a bitmap](https://discourse.nodered.org/t/help-for-creating-a-bit-array-from-a-bitmap/67876)

<div class="topic-metadata">

**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 0\
**Last updated:** [18 September 2022 09:51 UTC](https://discourse.nodered.org/t/help-for-creating-a-bit-array-from-a-bitmap/67876 "2022-09-18T09:51:30Z")

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I am looking for some help to create a bitmap from an 1-bit bitmap. So black and white image and then convert it 0-1 array. The end result should be something like this for a simple smiley 00000 01010 00000 10001 …

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## [Node-red-contrib-switchbot-api -- New SwitchBot API Ver 1.1](https://discourse.nodered.org/t/node-red-contrib-switchbot-api-new-switchbot-api-ver-1-1/67873)

<div class="topic-metadata">

**Author:** [@stephenn](https://discourse.nodered.org/u/stephenn)\
**Replies:** 1\
**Last updated:** [18 September 2022 09:44 UTC](https://discourse.nodered.org/t/node-red-contrib-switchbot-api-new-switchbot-api-ver-1-1/67873 "2022-09-18T09:44:25Z")

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I wasn't sure how to contact maintainer directly so I am posting this here. Switchbot removed Lock Functionality from their Ver 1.0 API but added it back into newly released Ver 1.1. Version 1.1 requires both a Token …

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