# Latest

**URL:** https://discourse.nodered.org/latest.md?page=909

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

**Page:** 910

---

## [How To Reply On TCP in Specified Port?](https://discourse.nodered.org/t/how-to-reply-on-tcp-in-specified-port/16715)

<div class="topic-metadata">

**Author:** [@mrizkywiguna](https://discourse.nodered.org/u/mrizkywiguna)\
**Replies:** 5\
**Last updated:** [17 January 2021 14:06 UTC](https://discourse.nodered.org/t/how-to-reply-on-tcp-in-specified-port/16715 "2021-01-17T14:06:12Z")

</div>

Hi All, I want to send a payload through a different TCP port, now I use TCP Out as the sender of the payload. The problem is that the payload I sent is received by another port. How do I send the payload according …

---

## [Nice RGB LED sequences?](https://discourse.nodered.org/t/nice-rgb-led-sequences/38924)

<div class="topic-metadata">

**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 12\
**Last updated:** [17 January 2021 13:44 UTC](https://discourse.nodered.org/t/nice-rgb-led-sequences/38924 "2021-01-17T13:44:46Z")

</div>

Hi all, Now that I'm getting to grips with my Shellies. I am interested in making best use of the Shelly LED driver. This lets me remote set R, G, and B values from 0-255 as well as setting an overall "gain" from 0-100%…

---

## [How can I send CSV files to an FTP server?](https://discourse.nodered.org/t/how-can-i-send-csv-files-to-an-ftp-server/39200)

<div class="topic-metadata">

**Author:** [@robo7795](https://discourse.nodered.org/u/robo7795)\
**Replies:** 8\
**Last updated:** [17 January 2021 12:59 UTC](https://discourse.nodered.org/t/how-can-i-send-csv-files-to-an-ftp-server/39200 "2021-01-17T12:59:58Z")

</div>

Hello, I would like to send csv files to an FTP server. Node-Red is running on a Windows PC. How can I send the locale file to the FTP server with PUT? I want to add a current date before I send the file. How can I do t…

---

## [Help with Dimmer function](https://discourse.nodered.org/t/help-with-dimmer-function/39264)

<div class="topic-metadata">

**Author:** [@benilsson](https://discourse.nodered.org/u/benilsson)\
**Replies:** 0\
**Last updated:** [17 January 2021 12:55 UTC](https://discourse.nodered.org/t/help-with-dimmer-function/39264 "2021-01-17T12:55:47Z")

</div>

Hi Can someone help me to write this. I have Shelly Dimmer 2 Home assistant with node red on a raspberry Lights thru Deconz I want to use input 2 on the Shelly Dimmer to on/off/dimming a light in Deconz. On input 2…

---

## [Trigger Node-RED from a cover template in Home Assistant with Arguments](https://discourse.nodered.org/t/trigger-node-red-from-a-cover-template-in-home-assistant-with-arguments/39106)

<div class="topic-metadata">

**Author:** [@martinst](https://discourse.nodered.org/u/martinst)\
**Replies:** 1\
**Last updated:** [17 January 2021 12:04 UTC](https://discourse.nodered.org/t/trigger-node-red-from-a-cover-template-in-home-assistant-with-arguments/39106 "2021-01-17T12:04:48Z")

</div>

I'm using 'hass-node-red' to trigger Node-RED from Home Assistant. That works well. But I have also a cover templete in which I also want to call Node-RED. That is not working with the arguments. Do somebody know if thi…

---

## [Charts - weird things happening](https://discourse.nodered.org/t/charts-weird-things-happening/39253)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 11\
**Last updated:** [17 January 2021 10:57 UTC](https://discourse.nodered.org/t/charts-weird-things-happening/39253 "2021-01-17T10:57:16Z")

</div>

I guess pictures say 1000 words. But.... Here's the John Dory: I go to the dashboard and it is displayed - as much as can be expected. But the graph/chart (see picture) is a bit...... scatty. (skatty?) I press t…

---

## [Node-RED should empty my influxDB "test database" every 7 days](https://discourse.nodered.org/t/node-red-should-empty-my-influxdb-test-database-every-7-days/39259)

<div class="topic-metadata">

**Author:** [@nilsbaurx](https://discourse.nodered.org/u/nilsbaurx)\
**Replies:** 1\
**Last updated:** [17 January 2021 10:42 UTC](https://discourse.nodered.org/t/node-red-should-empty-my-influxdb-test-database-every-7-days/39259 "2021-01-17T10:42:10Z")

</div>

Hello all, Can anyone tell me if it is possible to specify in Node-RED that all records in my database are deleted every 7 days? kind regards nilsbaurx

---

## [Looking for a good \`time\` picker](https://discourse.nodered.org/t/looking-for-a-good-time-picker/39255)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 9\
**Last updated:** [17 January 2021 09:47 UTC](https://discourse.nodered.org/t/looking-for-a-good-time-picker/39255 "2021-01-17T09:47:36Z")

</div>

The dashboard has a great node date picker. It would be fantastic if there was one similar for the time. I've searched the library and didn't find one. Thanks.

---

## [DropDown node - I'm not getting something in how to use it](https://discourse.nodered.org/t/dropdown-node-im-not-getting-something-in-how-to-use-it/39254)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [17 January 2021 08:43 UTC](https://discourse.nodered.org/t/dropdown-node-im-not-getting-something-in-how-to-use-it/39254 "2021-01-17T08:43:34Z")

</div>

I haven't use this node before - as far as I know. This is how the node is configured: \[{"id":"576fe9bc.966788","type":"ui\_dropdown","z":"68e3655f.b606b4","name":"Hour","label":"Hour","tooltip":"","place":"Select optio…

---

## [Writing Putitem to AWS Dynomodb](https://discourse.nodered.org/t/writing-putitem-to-aws-dynomodb/39251)

<div class="topic-metadata">

**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 0\
**Last updated:** [17 January 2021 07:23 UTC](https://discourse.nodered.org/t/writing-putitem-to-aws-dynomodb/39251 "2021-01-17T07:23:52Z")

</div>

Hi, I am looking for help on AWS Dynomodb Putitem in to the DB. Do someone have a example please. Thank you \[{"id":"1a4d0477.d34c0c","type":"AWS DynamoDB","z":"e688ba86.12a628","aws":"a4b5e3bd.dd33f","operation":"Put…

---

## [How do i reference a value out of a JSON string](https://discourse.nodered.org/t/how-do-i-reference-a-value-out-of-a-json-string/38960)

<div class="topic-metadata">

**Author:** [@DavidMagrobi](https://discourse.nodered.org/u/DavidMagrobi)\
**Replies:** 15\
**Last updated:** [17 January 2021 06:18 UTC](https://discourse.nodered.org/t/how-do-i-reference-a-value-out-of-a-json-string/38960 "2021-01-17T06:18:46Z")

</div>

{"Time":"2021-01-11T16:27:50","DS18B20":{"Id":"3C01D6072EAF","Temperature":-19.8},"TempUnit":"C"} I need only the temperature which in this case is -19.8, this value will go on to be used in various other flows I assum…

---

## [Utilsation switch](https://discourse.nodered.org/t/utilsation-switch/39217)

<div class="topic-metadata">

**Author:** [@yan](https://discourse.nodered.org/u/yan)\
**Replies:** 1\
**Last updated:** [17 January 2021 04:56 UTC](https://discourse.nodered.org/t/utilsation-switch/39217 "2021-01-17T04:56:37Z")

</div>

Bonjour. je souhait utilisee la fonction "Switch" pour mettre en route des relais. hors j'active 0 bien les relais mais je voudrais que quand la variable ne plus la bonne revenir a le etat 1 comment faire ?

---

## [Rockwell DH+ or DH485](https://discourse.nodered.org/t/rockwell-dh-or-dh485/38773)

<div class="topic-metadata">

**Author:** [@GlobalAutomation](https://discourse.nodered.org/u/GlobalAutomation)\
**Replies:** 1\
**Last updated:** [17 January 2021 00:23 UTC](https://discourse.nodered.org/t/rockwell-dh-or-dh485/38773 "2021-01-17T00:23:40Z")

</div>

Hello, trying to utilise Node Red to read input from various devices. I now have to read from Rockwell PLC that uses DH+ or DH485 protocol. I have edge device that has serial interface as well as USB and NodeRed. Has an…

---

## [Vuejs binding to tabulator?](https://discourse.nodered.org/t/vuejs-binding-to-tabulator/38858)

<div class="topic-metadata">

**Author:** [@d0d04m3](https://discourse.nodered.org/u/d0d04m3)\
**Replies:** 11\
**Last updated:** [16 January 2021 23:56 UTC](https://discourse.nodered.org/t/vuejs-binding-to-tabulator/38858 "2021-01-16T23:56:26Z")

</div>

hi all I need updat my tabulator with Uibuilder but I cant please any ids var tabledata = \[ {id:1, name:"Oli Bob", age:"12", col:"red", dob:""}, {id:2, name:"Mary May", age:"1", col:"blue", dob:"14/05/1982"}, {…

---

## [\[ANNOUNCE\] node-red-contrib-multiple-queue](https://discourse.nodered.org/t/announce-node-red-contrib-multiple-queue/38873)

<div class="topic-metadata">

**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 8\
**Last updated:** [16 January 2021 22:26 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-multiple-queue/38873 "2021-01-16T22:26:58Z")

</div>

This node provides multiple, independently controlled message queues. Each queue has the capabilities of the queueing mode of the q-gate node, with some additional features. The design goals were: Flexible queue structu…

---

## [Web scraping issue](https://discourse.nodered.org/t/web-scraping-issue/37945)

<div class="topic-metadata">

**Author:** [@Marty1982](https://discourse.nodered.org/u/Marty1982)\
**Replies:** 21\
**Last updated:** [16 January 2021 21:27 UTC](https://discourse.nodered.org/t/web-scraping-issue/37945 "2021-01-16T21:27:24Z")

</div>

Hello all node-red maniacs! I'm web scrapping a little bit and i found a rock in my shoe!. I have this... And i want to get the value from that table..this is how it sees from the UI. So...in my node-red nodes i …

---

## [Formating a numeric field](https://discourse.nodered.org/t/formating-a-numeric-field/38998)

<div class="topic-metadata">

**Author:** [@FatPilot](https://discourse.nodered.org/u/FatPilot)\
**Replies:** 4\
**Last updated:** [16 January 2021 21:08 UTC](https://discourse.nodered.org/t/formating-a-numeric-field/38998 "2021-01-16T21:08:40Z")

</div>

Hi everyone, I'm trying to format a number to be displayed in a particular format and can't see how to achieve that. I've looked at All About the Built-In AngularJS Filters ― Scotch.io as referred to in the help sectio…

---

## [Homekit-Service node: Invalid payload type: number](https://discourse.nodered.org/t/homekit-service-node-invalid-payload-type-number/18356)

<div class="topic-metadata">

**Author:** [@Eervi](https://discourse.nodered.org/u/Eervi)\
**Replies:** 28\
**Last updated:** [16 January 2021 20:18 UTC](https://discourse.nodered.org/t/homekit-service-node-invalid-payload-type-number/18356 "2021-01-16T20:18:06Z")

</div>

I don´t why but I always have someting wrong with relays. Now my LED Window Xmas light is always on. How can I make make it ok? Off an On \[{"id":"36278cb4.91f734","type":"tab","label":"Keittio","disabled":false,"info":"…

---

## [Mocha, npm test - Error: Timeout of 2000ms exceeded](https://discourse.nodered.org/t/mocha-npm-test-error-timeout-of-2000ms-exceeded/39031)

<div class="topic-metadata">

**Author:** [@ncherry](https://discourse.nodered.org/u/ncherry)\
**Replies:** 2\
**Last updated:** [16 January 2021 18:46 UTC](https://discourse.nodered.org/t/mocha-npm-test-error-timeout-of-2000ms-exceeded/39031 "2021-01-16T18:46:01Z")

</div>

I'm coming to grips with npm test (mocha) with my node: node-red-contrib-mytimeout (github dev-test branch). Since I'm just starting I'm learning about mocha and building tests. There's a lot that I don't understand. For…

---

## [Function for calculating value that changes with date](https://discourse.nodered.org/t/function-for-calculating-value-that-changes-with-date/39214)

<div class="topic-metadata">

**Author:** [@bkenobi](https://discourse.nodered.org/u/bkenobi)\
**Replies:** 4\
**Last updated:** [16 January 2021 17:16 UTC](https://discourse.nodered.org/t/function-for-calculating-value-that-changes-with-date/39214 "2021-01-16T17:16:29Z")

</div>

My goal is to have NR update the cost per kWh based on the schedule that has been published by my utility provider. Currently they have published a pdf that shows the $/kWh for time periods through 2025. I would like t…

---

## [Switch on a light with and AND condition](https://discourse.nodered.org/t/switch-on-a-light-with-and-and-condition/39201)

<div class="topic-metadata">

**Author:** [@mauog](https://discourse.nodered.org/u/mauog)\
**Replies:** 5\
**Last updated:** [16 January 2021 17:03 UTC](https://discourse.nodered.org/t/switch-on-a-light-with-and-and-condition/39201 "2021-01-16T17:03:17Z")

</div>

Hello, I was trying to do an automation that switch on and off a light according to this simple rules: Swithc on the light if is is dark (between sunset and sunrise) AND Switch on the light if in a specific interval …

---

## [Node-red-node-pi-gpiod localhost connection refused, try this](https://discourse.nodered.org/t/node-red-node-pi-gpiod-localhost-connection-refused-try-this/39226)

<div class="topic-metadata">

**Author:** [@JGKK](https://discourse.nodered.org/u/JGKK)\
**Replies:** 8\
**Last updated:** [16 January 2021 14:23 UTC](https://discourse.nodered.org/t/node-red-node-pi-gpiod-localhost-connection-refused-try-this/39226 "2021-01-16T14:23:35Z")

</div>

Just thought id leave this here as i had some trouble with it: If you are trying to use node-red-node-pi-gpiod and you are getting an error that the connection on localhost was refused although the daemon is running try…

---

## [Can't open 127.0.0.1:1880 in Browser](https://discourse.nodered.org/t/cant-open-127-0-0-1-1880-in-browser/39224)

<div class="topic-metadata">

**Author:** [@123456789](https://discourse.nodered.org/u/123456789)\
**Replies:** 9\
**Last updated:** [16 January 2021 14:03 UTC](https://discourse.nodered.org/t/cant-open-127-0-0-1-1880-in-browser/39224 "2021-01-16T14:03:11Z")

</div>

Hello everyone! I've been working on a project for a couple of months now and for two days now I'm unable to open my project in browser. My Terminal tells me everything is connected but my browser just won't open Node …

---

## [Disadvantages for some google accounts to work with nodered + NORA](https://discourse.nodered.org/t/disadvantages-for-some-google-accounts-to-work-with-nodered-nora/39229)

<div class="topic-metadata">

**Author:** [@nager](https://discourse.nodered.org/u/nager)\
**Replies:** 0\
**Last updated:** [16 January 2021 13:46 UTC](https://discourse.nodered.org/t/disadvantages-for-some-google-accounts-to-work-with-nodered-nora/39229 "2021-01-16T13:46:32Z")

</div>

Good afternoon colleagues, I hope you are excellent and first of all, I want to congratulate @andrei-tatar for the great job he has done with the NORA service. This message is to tell you something that is happening to m…

---

## [Node-red-contrib-re-postgres does not work on android-termux](https://discourse.nodered.org/t/node-red-contrib-re-postgres-does-not-work-on-android-termux/39165)

<div class="topic-metadata">

**Author:** [@Lorenzo](https://discourse.nodered.org/u/Lorenzo)\
**Replies:** 4\
**Last updated:** [16 January 2021 10:26 UTC](https://discourse.nodered.org/t/node-red-contrib-re-postgres-does-not-work-on-android-termux/39165 "2021-01-16T10:26:57Z")

</div>

Morning, I'm using an architecture based on node-red and postgresql to be used indifferently for various platforms: windows, raspberry, cloud and android (termux). On android-termux the postgresql db works, but on node-…

---

## [Node-red-node-serialport Buffer Length](https://discourse.nodered.org/t/node-red-node-serialport-buffer-length/37912)

<div class="topic-metadata">

**Author:** [@Vertorix](https://discourse.nodered.org/u/Vertorix)\
**Replies:** 17\
**Last updated:** [16 January 2021 09:51 UTC](https://discourse.nodered.org/t/node-red-node-serialport-buffer-length/37912 "2021-01-16T09:51:30Z")

</div>

Hi I'm using the node-red-node-serialport to send / receive using a CC2530 and CC2531 TI serial device. The device sends bytes with the following frame format: Byte 1 - SOF (0xFE) Byte 2 - Length of message Byte 3 -…

---

## [Microbit bluetooth](https://discourse.nodered.org/t/microbit-bluetooth/39221)

<div class="topic-metadata">

**Author:** [@Alejandromartinf](https://discourse.nodered.org/u/Alejandromartinf)\
**Replies:** 1\
**Last updated:** [16 January 2021 08:53 UTC](https://discourse.nodered.org/t/microbit-bluetooth/39221 "2021-01-16T08:53:36Z")

</div>

Hello community. I have been working with microbits for a Sort time and now i am doing a project for the university. It consist to create a IoT net using microbits and node red. I have spent some datos trying to Conne…

---

## [Does the node-red-test-helper support multiple outputs?](https://discourse.nodered.org/t/does-the-node-red-test-helper-support-multiple-outputs/19997)

<div class="topic-metadata">

**Author:** [@kareem613](https://discourse.nodered.org/u/kareem613)\
**Replies:** 6\
**Last updated:** [15 January 2021 22:48 UTC](https://discourse.nodered.org/t/does-the-node-red-test-helper-support-multiple-outputs/19997 "2021-01-15T22:48:54Z")

</div>

I've got the hang of writing unit tests in mocha using the test helper. It's great. I'm trying to figure out to test an output on a second output of a node. Is this supported by the test helper?

---

## [Read data file with non local path](https://discourse.nodered.org/t/read-data-file-with-non-local-path/39179)

<div class="topic-metadata">

**Author:** [@Gaberiel](https://discourse.nodered.org/u/Gaberiel)\
**Replies:** 4\
**Last updated:** [15 January 2021 22:39 UTC](https://discourse.nodered.org/t/read-data-file-with-non-local-path/39179 "2021-01-15T22:39:53Z")

</div>

Hello...I need a function to read the content of a file that has a different path (it's located in app online), the path is similar to this "data:text/plain;base64,c2FsdXQgICAuLmplIHN1aXMgSGFmc2EgQXJhYmJhdGU=", the 'fil…

---

## [Parsing repeated incoming data](https://discourse.nodered.org/t/parsing-repeated-incoming-data/39159)

<div class="topic-metadata">

**Author:** [@bkenobi](https://discourse.nodered.org/u/bkenobi)\
**Replies:** 7\
**Last updated:** [15 January 2021 20:24 UTC](https://discourse.nodered.org/t/parsing-repeated-incoming-data/39159 "2021-01-15T20:24:46Z")

</div>

I'm new to NR so this has probably been asked/answered many times. If so and there is a sticky I've missed, I apologize and hope someone will direct me to the right thread. High level question: If I have data coming i…

[Previous page](https://discourse.nodered.org/latest.md?page=908)

[Next page](https://discourse.nodered.org/latest.md?page=910)