# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1123

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

**Page:** 1124

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## [\[NEW FEATURE\] node-red-contrib-simple-gate (version 0.3.0)](https://discourse.nodered.org/t/new-feature-node-red-contrib-simple-gate-version-0-3-0/24295)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 0\
**Last updated:** [5 April 2020 23:29 UTC](https://discourse.nodered.org/t/new-feature-node-red-contrib-simple-gate-version-0-3-0/24295 "2020-04-05T23:29:55Z")

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In response to a recent request the node has been modified to allow more flexible control messages. In previous versions, the payload of a control message (that is, one with msg.topic set to Control Topic) was required t…

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## [\[ANNOUNCE\] Layer manager in SVG nodes](https://discourse.nodered.org/t/announce-layer-manager-in-svg-nodes/19324)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 3\
**Last updated:** [5 April 2020 20:01 UTC](https://discourse.nodered.org/t/announce-layer-manager-in-svg-nodes/19324 "2020-04-05T20:01:32Z")

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Hi folks, Some time ago, @Steve-Mcl shared a demo to simulate a HMI device via our Svg-Node. To accomplish that, Steve had to draw a number of screens that will be shown one by one in the dashboard. However he had a b…

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## [Node red flows seem to be slowing down](https://discourse.nodered.org/t/node-red-flows-seem-to-be-slowing-down/24116)

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**Author:** [@Troypearce](https://discourse.nodered.org/u/Troypearce)\
**Replies:** 43\
**Last updated:** [5 April 2020 19:27 UTC](https://discourse.nodered.org/t/node-red-flows-seem-to-be-slowing-down/24116 "2020-04-05T19:27:08Z")

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Hello all, Node red newbie here. I have two flows that are working and control an esp8266 spa controller(client) and an esp32 fishtank/grow area aquaponic(client). This used to have very low latency.... dashboard has…

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## [Node-red-contrib particle](https://discourse.nodered.org/t/node-red-contrib-particle/24174)

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**Author:** [@NODE777](https://discourse.nodered.org/u/NODE777)\
**Replies:** 2\
**Last updated:** [5 April 2020 18:36 UTC](https://discourse.nodered.org/t/node-red-contrib-particle/24174 "2020-04-05T18:36:01Z")

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Hi there ! I was wondering if currently is there anybody running this node and is experiencing some kind of interruption getting response from particle cloud ? Thank you.

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## [\[ANNOUNCE\] node-red-contrib-covid19](https://discourse.nodered.org/t/announce-node-red-contrib-covid19/23706)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 10\
**Last updated:** [5 April 2020 15:49 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-covid19/23706 "2020-04-05T15:49:28Z")

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First of all i want to thank @BartButenaers for helping me understand the 'functionality of custom nodes'. After couple of days of writing code and debuginig i managed to create a first beta version (some of functionali…

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## [Audio comparing](https://discourse.nodered.org/t/audio-comparing/24218)

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**Author:** [@cpaolojo](https://discourse.nodered.org/u/cpaolojo)\
**Replies:** 7\
**Last updated:** [5 April 2020 15:23 UTC](https://discourse.nodered.org/t/audio-comparing/24218 "2020-04-05T15:23:34Z")

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Hi all, I have a question for you. I would realize a project able to compare the MIC input with an audio file used as reference. Do you have any idea? Any project or node to suggest me? Thanks in advance Paolo

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## [JSONata - assign value as property name](https://discourse.nodered.org/t/jsonata-assign-value-as-property-name/24272)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 1\
**Last updated:** [5 April 2020 14:35 UTC](https://discourse.nodered.org/t/jsonata-assign-value-as-property-name/24272 "2020-04-05T14:35:24Z")

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Lets say i have an array of objects: \[{"Datum":"2020-03-25", "value":32}\] I want to use the value of "Datum" as key/prop name, is this possible in jsonata ? Expected output: \[{"2020-03-25":32}\]

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## [Get number from output mysql](https://discourse.nodered.org/t/get-number-from-output-mysql/24212)

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**Author:** [@warnert](https://discourse.nodered.org/u/warnert)\
**Replies:** 2\
**Last updated:** [5 April 2020 11:48 UTC](https://discourse.nodered.org/t/get-number-from-output-mysql/24212 "2020-04-05T11:48:11Z")

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I am creating the clock part for my roomthermostat. I have a database with times and temp's. I have a flow where a mysql query gives back one row with the temp that should be sent to the thermostat at a certain time. Th…

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## [Anyone done much work with the Smooth Node?](https://discourse.nodered.org/t/anyone-done-much-work-with-the-smooth-node/3159)

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**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\
**Replies:** 20\
**Last updated:** [5 April 2020 11:45 UTC](https://discourse.nodered.org/t/anyone-done-much-work-with-the-smooth-node/3159 "2020-04-05T11:45:19Z")

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Guys, Still moving my heating project forward - currently on my picaxe system which does the temperature measurement, i have a rolling average of 10 temperatures, i do this by testing the incoming values against the ave…

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## [How can I scrape Wunderground historic data](https://discourse.nodered.org/t/how-can-i-scrape-wunderground-historic-data/24224)

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**Author:** [@djash55](https://discourse.nodered.org/u/djash55)\
**Replies:** 5\
**Last updated:** [5 April 2020 11:42 UTC](https://discourse.nodered.org/t/how-can-i-scrape-wunderground-historic-data/24224 "2020-04-05T11:42:15Z")

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I'm trying to scrape the day average temperature from here: https://www.wunderground.com/history/daily/us/pa/easton/KPAEASTO22/date/2020-3-28 Each day day I'd like to get the previous day's Day average temperature. I tr…

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## [Connetion error node ibmiot](https://discourse.nodered.org/t/connetion-error-node-ibmiot/24263)

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**Author:** [@ivo815](https://discourse.nodered.org/u/ivo815)\
**Replies:** 0\
**Last updated:** [5 April 2020 10:19 UTC](https://discourse.nodered.org/t/connetion-error-node-ibmiot/24263 "2020-04-05T10:19:56Z")

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Hello Trying hardly to get the node ibmiot connected.. As "Authentification" I have to chose "API Key". I have to insert an API Key which I am generating on the IBM platform (is there anything I can do wrong there?) …

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## [Day/Night Device Duty Cycle](https://discourse.nodered.org/t/day-night-device-duty-cycle/23936)

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**Author:** [@napalm99](https://discourse.nodered.org/u/napalm99)\
**Replies:** 11\
**Last updated:** [5 April 2020 09:08 UTC](https://discourse.nodered.org/t/day-night-device-duty-cycle/23936 "2020-04-05T09:08:05Z")

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Hi there, I've got Node Red running on a Raspi 3B+ and a couple ESP8266s connected to the network. I'm using these ESP8266 to turn ON and OFF devices via MQTT. I'm pretty new to Node Red and I am struggling to achieve th…

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## [How to use the Event log](https://discourse.nodered.org/t/how-to-use-the-event-log/14549)

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**Author:** [@ab73863](https://discourse.nodered.org/u/ab73863)\
**Replies:** 5\
**Last updated:** [5 April 2020 08:17 UTC](https://discourse.nodered.org/t/how-to-use-the-event-log/14549 "2020-04-05T08:17:05Z")

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Hello , I was trying to explore the event log option in node-red ( View -\> Event Log). I am not able to see any events on the view panel even though I tried log using node.log or node.send option from a function node. I…

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## [Text Input to update setpoints](https://discourse.nodered.org/t/text-input-to-update-setpoints/24246)

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**Author:** [@ajaymccollum](https://discourse.nodered.org/u/ajaymccollum)\
**Replies:** 2\
**Last updated:** [5 April 2020 06:56 UTC](https://discourse.nodered.org/t/text-input-to-update-setpoints/24246 "2020-04-05T06:56:54Z")

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I'm using a Switch node and Change node with two setpoints to do a simple temperature control via a raspberry pi. I'm wondering if it's possible to update the values within the Switch node with Dashboard's Text input nod…

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## [Fail open node red in browser using ip address](https://discourse.nodered.org/t/fail-open-node-red-in-browser-using-ip-address/24219)

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**Author:** [@lingzhongli](https://discourse.nodered.org/u/lingzhongli)\
**Replies:** 15\
**Last updated:** [5 April 2020 05:33 UTC](https://discourse.nodered.org/t/fail-open-node-red-in-browser-using-ip-address/24219 "2020-04-05T05:33:38Z")

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my node red is fail to open using browser... it show cookies(0 in use)...i think this is the problem... any solution ? why it show 0 cookies in use? i using google chrome ... but it avaliable open when i using browser …

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## [Reload of credential file](https://discourse.nodered.org/t/reload-of-credential-file/24204)

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**Author:** [@crackytsi](https://discourse.nodered.org/u/crackytsi)\
**Replies:** 3\
**Last updated:** [5 April 2020 04:20 UTC](https://discourse.nodered.org/t/reload-of-credential-file/24204 "2020-04-05T04:20:26Z")

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Hi, I have 2 node-red instances. Using the Admin-API I'm able to sync the flows and using scp I'm also able to copy the credential file from one node instance to the other. Unfortunately they are not directly applied, …

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## [\[ANNOUNCE\] node-red-contrib-icmp](https://discourse.nodered.org/t/announce-node-red-contrib-icmp/24240)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 2\
**Last updated:** [4 April 2020 23:36 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-icmp/24240 "2020-04-04T23:36:22Z")

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Hello members, I just released a new node that I was working on for maybe a bit too long, but finally, it is here. This package contains two nodes: icmp listen This node is used for listening for ICMP packages on…

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## [Monitoring IoT by Ping](https://discourse.nodered.org/t/monitoring-iot-by-ping/23718)

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**Author:** [@edstobi](https://discourse.nodered.org/u/edstobi)\
**Replies:** 28\
**Last updated:** [4 April 2020 22:57 UTC](https://discourse.nodered.org/t/monitoring-iot-by-ping/23718 "2020-04-04T22:57:36Z")

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Hello I monitor some IoT by ping. These are then displayed in green or red on the dashboard if they are alive or not. The more there are the more work and maintenance there is. Is there a way where I read a comma or s…

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## [Need some help with UI-SVG](https://discourse.nodered.org/t/need-some-help-with-ui-svg/24119)

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**Author:** [@d0d04m3](https://discourse.nodered.org/u/d0d04m3)\
**Replies:** 30\
**Last updated:** [4 April 2020 22:54 UTC](https://discourse.nodered.org/t/need-some-help-with-ui-svg/24119 "2020-04-04T22:54:40Z")

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hi so i need this features: 1- enable or disable svg by msg payload of course 2- change svg element to another for that i use this trick but it's hard if you need more element change: hide all element with svg att…

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## [Setting up dashboard in windows node-red](https://discourse.nodered.org/t/setting-up-dashboard-in-windows-node-red/24217)

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**Author:** [@ScheepersJohan](https://discourse.nodered.org/u/ScheepersJohan)\
**Replies:** 10\
**Last updated:** [4 April 2020 22:29 UTC](https://discourse.nodered.org/t/setting-up-dashboard-in-windows-node-red/24217 "2020-04-04T22:29:56Z")

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Hi, How do you change the layout in Windows 10 OS?

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## [Coronavirus Quarantine - Node-RED Games?](https://discourse.nodered.org/t/coronavirus-quarantine-node-red-games/23817)

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**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\
**Replies:** 13\
**Last updated:** [4 April 2020 21:26 UTC](https://discourse.nodered.org/t/coronavirus-quarantine-node-red-games/23817 "2020-04-04T21:26:09Z")

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Hi all, a bit of a long shot, but has anyone created any Node-Red games, that could help the lockdown hours pass (especially for those with kids) Ideally it would be nothing hugely complex that requires additional nodes…

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## [Function for Hysteresi on analog signal](https://discourse.nodered.org/t/function-for-hysteresi-on-analog-signal/24195)

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**Author:** [@rromele](https://discourse.nodered.org/u/rromele)\
**Replies:** 2\
**Last updated:** [4 April 2020 21:12 UTC](https://discourse.nodered.org/t/function-for-hysteresi-on-analog-signal/24195 "2020-04-04T21:12:39Z")

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Hi, I would like to implement a function for the control of an analog signal, with the operation indicated below: I don't know how to memorize the fact that the input signal has exceeded the setpoint inside the funct…

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## [Help me stay in touch with the family!](https://discourse.nodered.org/t/help-me-stay-in-touch-with-the-family/24211)

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**Author:** [@PeteS](https://discourse.nodered.org/u/PeteS)\
**Replies:** 10\
**Last updated:** [4 April 2020 20:35 UTC](https://discourse.nodered.org/t/help-me-stay-in-touch-with-the-family/24211 "2020-04-04T20:35:34Z")

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Hello everyone. Many thanks in advance for any help. I've got some experience with electronics and programming, but none in JavaScript or HTML code. I recently managed to write a flow that controlled (input and output) …

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## [Recover my information in settings.js file](https://discourse.nodered.org/t/recover-my-information-in-settings-js-file/24232)

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**Author:** [@lingzhongli](https://discourse.nodered.org/u/lingzhongli)\
**Replies:** 3\
**Last updated:** [4 April 2020 19:50 UTC](https://discourse.nodered.org/t/recover-my-information-in-settings-js-file/24232 "2020-04-04T19:50:15Z")

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there have ways to recover information in settings.js file? i think i have uncarefully delete..... or who can share your information in settings.js file...then i copy... thanksss

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## [Unable to get "source" from ewelink device](https://discourse.nodered.org/t/unable-to-get-source-from-ewelink-device/24231)

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**Author:** [@demokedes](https://discourse.nodered.org/u/demokedes)\
**Replies:** 0\
**Last updated:** [4 April 2020 19:14 UTC](https://discourse.nodered.org/t/unable-to-get-source-from-ewelink-device/24231 "2020-04-04T19:14:55Z")

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Hey, I have another question regarding ewelink devices in nodered. I would like to get user that forced specific action. In application I can see which user perfomed particular action. In node-red I only see either dev…

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## [Response to tcp subscription?](https://discourse.nodered.org/t/response-to-tcp-subscription/24229)

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**Author:** [@knoepsche](https://discourse.nodered.org/u/knoepsche)\
**Replies:** 0\
**Last updated:** [4 April 2020 17:48 UTC](https://discourse.nodered.org/t/response-to-tcp-subscription/24229 "2020-04-04T17:48:41Z")

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I use aTCP-IN NODE to listen for a client at port 8250. If the client connects it sends me a subscription message with this message i get session-id, ip and port of the connection: CasparCG Client : msg : Object obj…

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## [How to retrieve integer value from SQLite for display and comparison](https://discourse.nodered.org/t/how-to-retrieve-integer-value-from-sqlite-for-display-and-comparison/24180)

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**Author:** [@teladia](https://discourse.nodered.org/u/teladia)\
**Replies:** 7\
**Last updated:** [4 April 2020 17:34 UTC](https://discourse.nodered.org/t/how-to-retrieve-integer-value-from-sqlite-for-display-and-comparison/24180 "2020-04-04T17:34:32Z")

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Good Day, I am new to the node red environment. The project at hand is a Smart Vending machine which is for my final year project. I have managed to get a bit done on my own by reading up and using advice from the forums…

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## [./ command in exec node](https://discourse.nodered.org/t/command-in-exec-node/24113)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 19\
**Last updated:** [4 April 2020 16:24 UTC](https://discourse.nodered.org/t/command-in-exec-node/24113 "2020-04-04T16:24:48Z")

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Hi! I cannot get this working from node red... when i run this "sudo ./fm\_transmitter -f 102.7 acoustic\_guitar\_duet.wav" in the dir "/home/pi/fm\_transmitter/" It works on command line but when i do the following from…

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## [Probleme lecture conditions (Problem reading conditions)](https://discourse.nodered.org/t/probleme-lecture-conditions-problem-reading-conditions/24203)

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**Author:** [@micke007](https://discourse.nodered.org/u/micke007)\
**Replies:** 2\
**Last updated:** [4 April 2020 15:07 UTC](https://discourse.nodered.org/t/probleme-lecture-conditions-problem-reading-conditions/24203 "2020-04-04T15:07:16Z")

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bonjours a tous, quand je j'appuie sur A puis sur B ma variable "compteur" ne s'incremente pas alors que dans l'autre sens (B puis A) mon "compteur" monte quelqu'un pourrais me dire comment faire pour que ça monte peu…

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## [Dashboard Battery Widget](https://discourse.nodered.org/t/dashboard-battery-widget/24201)

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**Author:** [@beccsjb](https://discourse.nodered.org/u/beccsjb)\
**Replies:** 10\
**Last updated:** [4 April 2020 14:02 UTC](https://discourse.nodered.org/t/dashboard-battery-widget/24201 "2020-04-04T14:02:19Z")

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Hi Guys, Have been using node-red for a while now, but have never really got into the java script side of it, i have been lucky that most people have already done all the things i've wanted and made nodes to share.. Th…

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