# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1179

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

**Page:** 1180

---

## [Find value in array similar to SQL?](https://discourse.nodered.org/t/find-value-in-array-similar-to-sql/19684)

<div class="topic-metadata">

**Author:** [@Gombol](https://discourse.nodered.org/u/Gombol)\
**Replies:** 7\
**Last updated:** [3 January 2020 23:12 UTC](https://discourse.nodered.org/t/find-value-in-array-similar-to-sql/19684 "2020-01-03T23:12:18Z")

</div>

Hi, in T-SQL it is possible to query the occurance of a specific value in an array of values like this: case when 27 in (12,13,16,17,18) then .... Is there something similar in Node-Red ? I know there are arrays but …

---

## [Change Button Colour in a Function](https://discourse.nodered.org/t/change-button-colour-in-a-function/19836)

<div class="topic-metadata">

**Author:** [@Mario](https://discourse.nodered.org/u/Mario)\
**Replies:** 7\
**Last updated:** [3 January 2020 22:01 UTC](https://discourse.nodered.org/t/change-button-colour-in-a-function/19836 "2020-01-03T22:01:52Z")

</div>

Hello, I have a function in which the status of an output is displayed. Now I want to change the color of the button depending on the status. For example, if the output is open, color red, if it is closed, it is green. I…

---

## [Node-Red and Mosquitto MQTT Encryption Clarification](https://discourse.nodered.org/t/node-red-and-mosquitto-mqtt-encryption-clarification/472)

<div class="topic-metadata">

**Author:** [@RyanStJohn](https://discourse.nodered.org/u/RyanStJohn)\
**Replies:** 9\
**Last updated:** [3 January 2020 14:46 UTC](https://discourse.nodered.org/t/node-red-and-mosquitto-mqtt-encryption-clarification/472 "2020-01-03T14:46:41Z")

</div>

I am running a Mosquitto MQTT that is using TLSV1. I have generated the following files: ca.crt ca.key ca.srl server.crt server.csr server.key I am able to use just “ca.crt” with MQTT.FX in order to publish and subscr…

---

## [Can I hide a whole "Tab"?](https://discourse.nodered.org/t/can-i-hide-a-whole-tab/6154)

<div class="topic-metadata">

**Author:** [@jamesho](https://discourse.nodered.org/u/jamesho)\
**Replies:** 9\
**Last updated:** [3 January 2020 16:54 UTC](https://discourse.nodered.org/t/can-i-hide-a-whole-tab/6154 "2020-01-03T16:54:07Z")

</div>

Can I hide a whole "Tab"? Because I need to display different number of charts up to various devices.

---

## [New dashboard idea](https://discourse.nodered.org/t/new-dashboard-idea/7998)

<div class="topic-metadata">

**Author:** [@andrei-tatar](https://discourse.nodered.org/u/andrei-tatar)\
**Replies:** 52\
**Last updated:** [3 January 2020 15:10 UTC](https://discourse.nodered.org/t/new-dashboard-idea/7998 "2020-01-03T15:10:18Z")

</div>

Hi guys, I was thinking of starting a new dashboard project improving from the previous one (actually a complete rewrite from ground up). As features: keep the same structure with widgets represented as nodes in node…

---

## [Node Red with VISA library](https://discourse.nodered.org/t/node-red-with-visa-library/19868)

<div class="topic-metadata">

**Author:** [@marcambou](https://discourse.nodered.org/u/marcambou)\
**Replies:** 2\
**Last updated:** [3 January 2020 14:11 UTC](https://discourse.nodered.org/t/node-red-with-visa-library/19868 "2020-01-03T14:11:56Z")

</div>

Hello, I would like to control some instrument using VISA protocol (like PyVISA), how can I do it with node red ? Is there already a library ? thanks !

---

## [Grab details from password protected website](https://discourse.nodered.org/t/grab-details-from-password-protected-website/19832)

<div class="topic-metadata">

**Author:** [@ebnerjoh](https://discourse.nodered.org/u/ebnerjoh)\
**Replies:** 6\
**Last updated:** [2 January 2020 18:36 UTC](https://discourse.nodered.org/t/grab-details-from-password-protected-website/19832 "2020-01-02T18:36:19Z")

</div>

Hi, I have a DataLogger for my Solar System and I want to extract values from the internal Webserver of the solar heating system. It is a system from ta.co.at (UVR1611) and as Datalogger I am using the CMI from the sam…

---

## [How to manage serial port disconnection](https://discourse.nodered.org/t/how-to-manage-serial-port-disconnection/14592)

<div class="topic-metadata">

**Author:** [@Charlotte](https://discourse.nodered.org/u/Charlotte)\
**Replies:** 17\
**Last updated:** [3 January 2020 03:17 UTC](https://discourse.nodered.org/t/how-to-manage-serial-port-disconnection/14592 "2020-01-03T03:17:49Z")

</div>

Hello, I'm using Node-red on a Raspberry Pi 3B+ with Raspbian Stretch. I'm also using UUgear 7-port USB hub. I connected RS232 devices with node-red-node-serialport, using the serial request node. For easier device m…

---

## [Converting Unix Time thru Moment](https://discourse.nodered.org/t/converting-unix-time-thru-moment/19840)

<div class="topic-metadata">

**Author:** [@chucksteele](https://discourse.nodered.org/u/chucksteele)\
**Replies:** 2\
**Last updated:** [3 January 2020 01:38 UTC](https://discourse.nodered.org/t/converting-unix-time-thru-moment/19840 "2020-01-03T01:38:19Z")

</div>

I am grabbing the sunrise (payload.daily.data\[0\].sunriseTime) and sunset (payload.daily.data\[0\].sunsetTime) times from the DarkSky node. As its Unix time, I multiply it by 1000, then convert it using two Moment nodes, wh…

---

## [New category suggestions](https://discourse.nodered.org/t/new-category-suggestions/219)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 28\
**Last updated:** [3 January 2020 00:44 UTC](https://discourse.nodered.org/t/new-category-suggestions/219 "2020-01-03T00:44:51Z")

</div>

If you have any suggestions for new categories, please share them in this topic. We want to avoid having too many categories as that makes it harder to know where to most things. But there are bound to be some focussed c…

---

## [More weird things happening with SUBFLOWS](https://discourse.nodered.org/t/more-weird-things-happening-with-subflows/19842)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [2 January 2020 23:06 UTC](https://discourse.nodered.org/t/more-weird-things-happening-with-subflows/19842 "2020-01-02T23:06:56Z")

</div>

Slightly following up from this thread: One problem found That is/was a problem. At the time I was using FF as my browser. It is the latest - AFAIK. 70.1 or something. NR is 1.0.3 Anyway, I am working on a project…

---

## [Clock update automatically in the Dashboard](https://discourse.nodered.org/t/clock-update-automatically-in-the-dashboard/19781)

<div class="topic-metadata">

**Author:** [@EL\_tech](https://discourse.nodered.org/u/EL_tech)\
**Replies:** 6\
**Last updated:** [2 January 2020 19:34 UTC](https://discourse.nodered.org/t/clock-update-automatically-in-the-dashboard/19781 "2020-01-02T19:34:52Z")

</div>

Hello, I try to display the actual time in the Dashboard but I don't know how can i do. It works with a button but i don't know how can I do automatically. Thanks in advance for our help. My code: \<script\> functio…

---

## [Mqtt broker and Sonoff Tasmota](https://discourse.nodered.org/t/mqtt-broker-and-sonoff-tasmota/19794)

<div class="topic-metadata">

**Author:** [@FarfarGoHai](https://discourse.nodered.org/u/FarfarGoHai)\
**Replies:** 4\
**Last updated:** [2 January 2020 19:09 UTC](https://discourse.nodered.org/t/mqtt-broker-and-sonoff-tasmota/19794 "2020-01-02T19:09:29Z")

</div>

Ok, so I have made this flow that based on various inputs sends an on/off signal that I would like to use for turning on/off a ventilation system. I have flashed a Sonoff with tasmota, and through the sonoffs own web in…

---

## [Install NR using the Script does not work](https://discourse.nodered.org/t/install-nr-using-the-script-does-not-work/19807)

<div class="topic-metadata">

**Author:** [@Golonder](https://discourse.nodered.org/u/Golonder)\
**Replies:** 25\
**Last updated:** [2 January 2020 17:10 UTC](https://discourse.nodered.org/t/install-nr-using-the-script-does-not-work/19807 "2020-01-02T17:10:32Z")

</div>

Hi, I have a brand-new Raspi 4 with Raspbian Buster running and want to install Node-Red now. Unfortunately the script bash \<(curl -sL https://raw.githubusercontent.com/node-red/linux-installers/master/deb/update-node…

---

## [Login External website from node-red](https://discourse.nodered.org/t/login-external-website-from-node-red/19829)

<div class="topic-metadata">

**Author:** [@Josuech](https://discourse.nodered.org/u/Josuech)\
**Replies:** 1\
**Last updated:** [2 January 2020 17:03 UTC](https://discourse.nodered.org/t/login-external-website-from-node-red/19829 "2020-01-02T17:03:53Z")

</div>

Hi world. I need login external website to GET a JSON with data from sensors and instruments

---

## [NPM does not support Node.js v10.15.2](https://discourse.nodered.org/t/npm-does-not-support-node-js-v10-15-2/19810)

<div class="topic-metadata">

**Author:** [@Golonder](https://discourse.nodered.org/u/Golonder)\
**Replies:** 9\
**Last updated:** [2 January 2020 15:42 UTC](https://discourse.nodered.org/t/npm-does-not-support-node-js-v10-15-2/19810 "2020-01-02T15:42:17Z")

</div>

Hi, after installing node-red and npm on my raspi I get an NPM support error. Currently I am running NPM 5.8.0 and Node 10.15.2 If I try to upgrade to a newer NPM using pi@raspberrypi:~ $ sudo npm install npm@latest …

---

## [Python3 script handling](https://discourse.nodered.org/t/python3-script-handling/19796)

<div class="topic-metadata">

**Author:** [@WhiteLion](https://discourse.nodered.org/u/WhiteLion)\
**Replies:** 2\
**Last updated:** [2 January 2020 15:02 UTC](https://discourse.nodered.org/t/python3-script-handling/19796 "2020-01-02T15:02:57Z")

</div>

I want to execute this line / python3 script: "phython3 /home/pi/MFRC522-python/read2.py" the script runs in a loop an prints a line where I want grab information from. It works nice in terminal but I cannot get it to…

---

## [Delay node with delect flush manual or timeout](https://discourse.nodered.org/t/delay-node-with-delect-flush-manual-or-timeout/19824)

<div class="topic-metadata">

**Author:** [@tinamore](https://discourse.nodered.org/u/tinamore)\
**Replies:** 0\
**Last updated:** [2 January 2020 14:51 UTC](https://discourse.nodered.org/t/delay-node-with-delect-flush-manual-or-timeout/19824 "2020-01-02T14:51:17Z")

</div>

Hi I have flow: I set delay node in 10s, if have mqtt out reponse mqtt then i send flush \[Delay node\] for \[http reponse node\] immediately, but timeout 10s then Also http response with body timeout But I can not de…

---

## [Keep session on windows file server](https://discourse.nodered.org/t/keep-session-on-windows-file-server/19727)

<div class="topic-metadata">

**Author:** [@NetHans](https://discourse.nodered.org/u/NetHans)\
**Replies:** 3\
**Last updated:** [2 January 2020 13:50 UTC](https://discourse.nodered.org/t/keep-session-on-windows-file-server/19727 "2020-01-02T13:50:16Z")

</div>

Hi there, I have written my own node, which should copy files into several directories. In terms of function, there are no problems. However, the file system admin reports that hundreds of login and logoff events per se…

---

## [Developer workflow for debugging plugins](https://discourse.nodered.org/t/developer-workflow-for-debugging-plugins/19803)

<div class="topic-metadata">

**Author:** [@iOnline247](https://discourse.nodered.org/u/iOnline247)\
**Replies:** 7\
**Last updated:** [2 January 2020 13:16 UTC](https://discourse.nodered.org/t/developer-workflow-for-debugging-plugins/19803 "2020-01-02T13:16:08Z")

</div>

I've set up Node-RED with this flag: --userDir 'C:\\Users\\mbramer\\Documents\\NodeRED\\config' I'm looking to hit debug breakpoints within plugin code, so I can dev. I did an npm install '\<local\_file\_path\>' in the director…

---

## [Load flows incompatibility between admin API and editor import/export](https://discourse.nodered.org/t/load-flows-incompatibility-between-admin-api-and-editor-import-export/19817)

<div class="topic-metadata">

**Author:** [@gbrito](https://discourse.nodered.org/u/gbrito)\
**Replies:** 2\
**Last updated:** [2 January 2020 12:39 UTC](https://discourse.nodered.org/t/load-flows-incompatibility-between-admin-api-and-editor-import-export/19817 "2020-01-02T12:39:15Z")

</div>

Hi, I noticed that if i export a flow using the editor export, if i try to load the flow using the admin HTTP API (or the runtime API directly) it fails. Also, vice-versa, that is if I use the get/flow:id call with the …

---

## [How to upgrade Node-Red?](https://discourse.nodered.org/t/how-to-upgrade-node-red/6374)

<div class="topic-metadata">

**Author:** [@SteveMann](https://discourse.nodered.org/u/SteveMann)\
**Replies:** 22\
**Last updated:** [2 January 2020 10:16 UTC](https://discourse.nodered.org/t/how-to-upgrade-node-red/6374 "2020-01-02T10:16:56Z")

</div>

How do I upgrade Node-Red, and what will the upgrade likely break? I have two installations of Node-Red, one on Raspian (NR Version 0.17.5) and one on Hass.io (NR Version 0.19.5) and I just realized that the Range node …

---

## [Node-RED Modbus error](https://discourse.nodered.org/t/node-red-modbus-error/19808)

<div class="topic-metadata">

**Author:** [@Unikumet](https://discourse.nodered.org/u/Unikumet)\
**Replies:** 1\
**Last updated:** [2 January 2020 08:34 UTC](https://discourse.nodered.org/t/node-red-modbus-error/19808 "2020-01-02T08:34:41Z")

</div>

Hi, I'm having issues deploying Node-RED after installing the latest Modbus package. I get up the error message: \[modbus-write:e5900382.831fd\] TypeError: Cannot read property 'registerForModbus' of null Command promp…

---

## [Importing sub flows. Something isn't working](https://discourse.nodered.org/t/importing-sub-flows-something-isnt-working/19805)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [2 January 2020 08:31 UTC](https://discourse.nodered.org/t/importing-sub-flows-something-isnt-working/19805 "2020-01-02T08:31:49Z")

</div>

In reference to this thread: My last post. Ok, you may need to look towards the top. I posted a subflow. I stuffed up, and wanted to go back to the working version I posted. I copy/paste/import it to NR. None of th…

---

## [Slight \*bug\* with \`change\` node and the \`add\` button](https://discourse.nodered.org/t/slight-bug-with-change-node-and-the-add-button/19799)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 7\
**Last updated:** [2 January 2020 02:27 UTC](https://discourse.nodered.org/t/slight-bug-with-change-node-and-the-add-button/19799 "2020-01-02T02:27:13Z")

</div>

I am starting to use the change node a bit more for changing messages. But time and time again, I am needing to add a second field to the message body. (Say topic) The add (bottom left of the window) is now obscured …

---

## [Read Evernote note?](https://discourse.nodered.org/t/read-evernote-note/19730)

<div class="topic-metadata">

**Author:** [@m\_elias](https://discourse.nodered.org/u/m_elias)\
**Replies:** 3\
**Last updated:** [2 January 2020 00:49 UTC](https://discourse.nodered.org/t/read-evernote-note/19730 "2020-01-02T00:49:30Z")

</div>

Has anyone read & parsed the text in an Evernote note from within node red?

---

## [Install-NodeService.ps1](https://discourse.nodered.org/t/install-nodeservice-ps1/19800)

<div class="topic-metadata">

**Author:** [@iOnline247](https://discourse.nodered.org/u/iOnline247)\
**Replies:** 0\
**Last updated:** [1 January 2020 20:38 UTC](https://discourse.nodered.org/t/install-nodeservice-ps1/19800 "2020-01-01T20:38:33Z")

</div>

I've built a PowerShell script that will install any NodeJS application as a Windows Service. I've used it on several projects and is working pretty nice. I'm going to try and make a version that is PSCore & .NET Core co…

---

## [\[ANNOUNCE\] node-red-contrib-image-output (major version)](https://discourse.nodered.org/t/announce-node-red-contrib-image-output-major-version/19802)

<div class="topic-metadata">

**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 0\
**Last updated:** [1 January 2020 21:42 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-image-output-major-version/19802 "2020-01-01T21:42:50Z")

</div>

Hi folks, A new attempt to reduce my Node-RED todo list ... Good news for the users that are experimenting with cameras and other image related stuff. The last two weeks I have been spending some time with our friend …

---

## [Automations from Wyze Sense triggers?](https://discourse.nodered.org/t/automations-from-wyze-sense-triggers/19801)

<div class="topic-metadata">

**Author:** [@OctavioMasomenos](https://discourse.nodered.org/u/OctavioMasomenos)\
**Replies:** 2\
**Last updated:** [1 January 2020 21:26 UTC](https://discourse.nodered.org/t/automations-from-wyze-sense-triggers/19801 "2020-01-01T21:26:22Z")

</div>

I’m told that automations are possible in Node-RED using triggers from Wyze Sense devices but searching the forum, I don’t find any mention of Wyze Sense. Could someone please point me in the right direction?

---

## [Npm install --production](https://discourse.nodered.org/t/npm-install-production/19766)

<div class="topic-metadata">

**Author:** [@iOnline247](https://discourse.nodered.org/u/iOnline247)\
**Replies:** 4\
**Last updated:** [1 January 2020 18:56 UTC](https://discourse.nodered.org/t/npm-install-production/19766 "2020-01-01T18:56:34Z")

</div>

I installed everything and got it working, but decided to move the userDir to something more suitable. I ran an npm install --production on the userDir to install the modules, but this is now throwing errors in the Debu…

[Previous page](https://discourse.nodered.org/latest.md?page=1178)

[Next page](https://discourse.nodered.org/latest.md?page=1180)