# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1106

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

**Page:** 1107

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## [\[Announce\] node-red-contrib-ui-artless-gauge \[features\]](https://discourse.nodered.org/t/announce-node-red-contrib-ui-artless-gauge-features/22999)

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**Author:** [@hotNipi](https://discourse.nodered.org/u/hotNipi)\
**Replies:** 38\
**Last updated:** [27 April 2020 04:45 UTC](https://discourse.nodered.org/t/announce-node-red-contrib-ui-artless-gauge-features/22999 "2020-04-27T04:45:30Z")

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Version 0.1.9 A little bit of small print added. Alignment of elements improved to support non square 1X1 widget size

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## [Telegram node error](https://discourse.nodered.org/t/telegram-node-error/25450)

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**Author:** [@Marty1982](https://discourse.nodered.org/u/Marty1982)\
**Replies:** 4\
**Last updated:** [27 April 2020 00:59 UTC](https://discourse.nodered.org/t/telegram-node-error/25450 "2020-04-27T00:59:03Z")

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Hi all!. I have been using the Telegram RedBot node without problem, but with some reason it says me this error I get this error using a function node after the telegram redbot node, maybe it has something to do with …

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## [group\_ID not hidding on the first load](https://discourse.nodered.org/t/group-id-not-hidding-on-the-first-load/25569)

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**Author:** [@hathemi](https://discourse.nodered.org/u/hathemi)\
**Replies:** 1\
**Last updated:** [27 April 2020 00:23 UTC](https://discourse.nodered.org/t/group-id-not-hidding-on-the-first-load/25569 "2020-04-27T00:23:55Z")

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ok here's my flow. \[{"id":"8af863ac.375e9","type":"tab","label":"Flow 2","disabled":false,"info":""},{"id":"8f97d59b.52b0e8","type":"inject","z":"8af863ac.375e9","name":"Hide","topic":"","payload":"{"group":{"hide":\["T…

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## [Modbus write to register 8601 value 6,7.15](https://discourse.nodered.org/t/modbus-write-to-register-8601-value-6-7-15/25518)

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**Author:** [@Heineken](https://discourse.nodered.org/u/Heineken)\
**Replies:** 5\
**Last updated:** [26 April 2020 23:08 UTC](https://discourse.nodered.org/t/modbus-write-to-register-8601-value-6-7-15/25518 "2020-04-26T23:08:27Z")

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Dear community members, I am trying to write to modbus register to control a vsd via ModBus serial using raspberry pi and node red , i can read values from vsd but I do not know how to write to register containing multi…

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## [JSON to SQL database](https://discourse.nodered.org/t/json-to-sql-database/25499)

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**Author:** [@asdf123](https://discourse.nodered.org/u/asdf123)\
**Replies:** 18\
**Last updated:** [26 April 2020 21:36 UTC](https://discourse.nodered.org/t/json-to-sql-database/25499 "2020-04-26T21:36:44Z")

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Hi everyone, Can you help me please with my project? I'd like to download data from a website (here: https://nvd.nist.gov/vuln/data-feeds). It's a JSON file, and i'd like to insert the data to my sqlite database. I cr…

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## [Strange NaN reply](https://discourse.nodered.org/t/strange-nan-reply/25534)

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**Author:** [@Mrfox](https://discourse.nodered.org/u/Mrfox)\
**Replies:** 7\
**Last updated:** [26 April 2020 21:36 UTC](https://discourse.nodered.org/t/strange-nan-reply/25534 "2020-04-26T21:36:10Z")

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I am getting a bit confused here, I am trying to do an hourly calculation of my energy consumption: The problem is that I still get the NaN from the last Function node (Hourcons). There are two messages, consisting of…

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## [Function node output from mqtt message to switch gpio](https://discourse.nodered.org/t/function-node-output-from-mqtt-message-to-switch-gpio/25550)

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**Author:** [@Gala30](https://discourse.nodered.org/u/Gala30)\
**Replies:** 6\
**Last updated:** [26 April 2020 20:47 UTC](https://discourse.nodered.org/t/function-node-output-from-mqtt-message-to-switch-gpio/25550 "2020-04-26T20:47:04Z")

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Hello Guys i am new on node red and have a "Little" question about the function nodes. I get mqtt Messages from an "Node MCU V3 Lolin", and put out a kind visualisation on the nodered/ui site. The whole System is a Rasp…

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## [\[ANNOUNCE\] pushover node with image support](https://discourse.nodered.org/t/announce-pushover-node-with-image-support/4243)

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**Author:** [@damoclark](https://discourse.nodered.org/u/damoclark)\
**Replies:** 18\
**Last updated:** [26 April 2020 18:21 UTC](https://discourse.nodered.org/t/announce-pushover-node-with-image-support/4243 "2020-04-26T18:21:39Z")

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Hey Everyone, I've been chatting with @dceejay in the General discussion about adding image support to the standard NR Pushover node. I've prepared and published an experimental version that supports image attachments …

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## [Tare a serial input value](https://discourse.nodered.org/t/tare-a-serial-input-value/25514)

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**Author:** [@JeffreyLind](https://discourse.nodered.org/u/JeffreyLind)\
**Replies:** 3\
**Last updated:** [26 April 2020 18:06 UTC](https://discourse.nodered.org/t/tare-a-serial-input-value/25514 "2020-04-26T18:06:23Z")

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Hello. I'm trying to take an input value, tare it (set the value to 0) and then have that data be displayed on a graph, chart, etc. The included picture is what I have so far.

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## [Node-red-contrib-spc](https://discourse.nodered.org/t/node-red-contrib-spc/25555)

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**Author:** [@olab](https://discourse.nodered.org/u/olab)\
**Replies:** 3\
**Last updated:** [26 April 2020 16:20 UTC](https://discourse.nodered.org/t/node-red-contrib-spc/25555 "2020-04-26T16:20:27Z")

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I just found the node node-red-contrib-spc but find very little information about how to structure input, output and parameters. Does anyone know of a sample floe to this node? I find the node very interesting.

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## [Is it possible to use a flow variable as a value in a JSON string?](https://discourse.nodered.org/t/is-it-possible-to-use-a-flow-variable-as-a-value-in-a-json-string/10377)

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**Author:** [@simonk83](https://discourse.nodered.org/u/simonk83)\
**Replies:** 25\
**Last updated:** [26 April 2020 15:49 UTC](https://discourse.nodered.org/t/is-it-possible-to-use-a-flow-variable-as-a-value-in-a-json-string/10377 "2020-04-26T15:49:33Z")

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Essentially I have a number stored in a flow, called flow.get("MinCool") which is dynamic but currently set to 20 for examples sake. I'm trying to pass this number back to HomeAssistant using a Call Service node, which r…

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## [Unable to install on Debian with Raspberry Pi Desktop](https://discourse.nodered.org/t/unable-to-install-on-debian-with-raspberry-pi-desktop/25354)

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**Author:** [@magtimmermans](https://discourse.nodered.org/u/magtimmermans)\
**Replies:** 20\
**Last updated:** [26 April 2020 14:05 UTC](https://discourse.nodered.org/t/unable-to-install-on-debian-with-raspberry-pi-desktop/25354 "2020-04-26T14:05:11Z")

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Hi, I am running Debian with Raspberry Pi Desktop which works fine but I cannot install node-red using the official script. It gave the error: Update Node.js LTS ✘ Failed to install Node.js - Exit T…

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## [SOLVED: Gauge node angular filter not working](https://discourse.nodered.org/t/solved-gauge-node-angular-filter-not-working/25539)

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**Author:** [@hello\_world.c](https://discourse.nodered.org/u/hello_world.c)\
**Replies:** 4\
**Last updated:** [26 April 2020 12:53 UTC](https://discourse.nodered.org/t/solved-gauge-node-angular-filter-not-working/25539 "2020-04-26T12:53:16Z")

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I have a gauge node working fine for temperature when using {{value}}: However, when it's an even number, no decimal places are shown: I'd like this to be shown as "19.0". So I've tried angular filter using {{value |…

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## [Dashboard: New Version of OK/cancel with input message node - helper subflow](https://discourse.nodered.org/t/dashboard-new-version-of-ok-cancel-with-input-message-node-helper-subflow/25526)

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**Author:** [@Christian-Me](https://discourse.nodered.org/u/Christian-Me)\
**Replies:** 0\
**Last updated:** [26 April 2020 08:24 UTC](https://discourse.nodered.org/t/dashboard-new-version-of-ok-cancel-with-input-message-node-helper-subflow/25526 "2020-04-26T08:24:53Z")

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My original post is closed so here you have a new one: I updated my OK/Cancel helper subflow. Perhaps it could be useful for others. It now handle the socketid of the desired dashboard and work with OK/cancel with inp…

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## [Mysql text with question mark](https://discourse.nodered.org/t/mysql-text-with-question-mark/25530)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 2\
**Last updated:** [26 April 2020 11:22 UTC](https://discourse.nodered.org/t/mysql-text-with-question-mark/25530 "2020-04-26T11:22:49Z")

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When i want to insert a text line in the database with a question mark the line is inserted into the database. my msg.topic is like msg.topic = "INSERT INTO \`database\`(\`message\`) VALUES (' what is your question…

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## [Variables + Append Values in function node payload](https://discourse.nodered.org/t/variables-append-values-in-function-node-payload/25471)

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**Author:** [@notnice](https://discourse.nodered.org/u/notnice)\
**Replies:** 7\
**Last updated:** [26 April 2020 10:36 UTC](https://discourse.nodered.org/t/variables-append-values-in-function-node-payload/25471 "2020-04-26T10:36:50Z")

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I am setting up controls for Osram bulb and setting reusable flow variables in a system values node i.e. for my Osram dimmer bulb: flow.set("OsramBulbDimmer", {"cluster\_id":"0x0008", "endpoint\_id": "3", "command\_id": "0…

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## [Time and Date in the Node Ned](https://discourse.nodered.org/t/time-and-date-in-the-node-ned/25461)

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**Author:** [@Ahd](https://discourse.nodered.org/u/Ahd)\
**Replies:** 10\
**Last updated:** [26 April 2020 10:31 UTC](https://discourse.nodered.org/t/time-and-date-in-the-node-ned/25461 "2020-04-26T10:31:19Z")

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Hi, How can we get only the time from the timestamp (not whole date)? I have used this code in the function node which gives me the whole date ... msg.payload={timestamp :new Date().toString ()} return msg; output is…

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## [Help with documenting stuff I am learning - styles in word processor](https://discourse.nodered.org/t/help-with-documenting-stuff-i-am-learning-styles-in-word-processor/25508)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 7\
**Last updated:** [26 April 2020 08:50 UTC](https://discourse.nodered.org/t/help-with-documenting-stuff-i-am-learning-styles-in-word-processor/25508 "2020-04-26T08:50:52Z")

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EDIT / UPDATE I have found this program: Bluefish editor. It seems to do what I want. (Post left in case anyone else ever has this question) When I am writing code here, it is automagically formatted and key words are…

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## [Node-red-node-email hangs](https://discourse.nodered.org/t/node-red-node-email-hangs/25524)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 5\
**Last updated:** [26 April 2020 08:36 UTC](https://discourse.nodered.org/t/node-red-node-email-hangs/25524 "2020-04-26T08:36:32Z")

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Hi, I am using 3 mail input nodes receiving from different email addresses Randomly one of the nodes hangs on different steps in the process I set the get mail automatically time to different values hoping that they d…

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## [Npm install -g node-red-admin error](https://discourse.nodered.org/t/npm-install-g-node-red-admin-error/25525)

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**Author:** [@martin8094](https://discourse.nodered.org/u/martin8094)\
**Replies:** 2\
**Last updated:** [26 April 2020 08:07 UTC](https://discourse.nodered.org/t/npm-install-g-node-red-admin-error/25525 "2020-04-26T08:07:29Z")

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Hi, first post here. I recently installed node red on a raspberry pi and am having an issue with npm install -g node-red-admin . I keep trying it but get the following error. I want to add a password to my node-red dashb…

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## [Object Detection using node-red-contrib-tfjs-coco-ssd](https://discourse.nodered.org/t/object-detection-using-node-red-contrib-tfjs-coco-ssd/22931)

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**Author:** [@SuperNinja](https://discourse.nodered.org/u/SuperNinja)\
**Replies:** 136\
**Last updated:** [26 April 2020 06:23 UTC](https://discourse.nodered.org/t/object-detection-using-node-red-contrib-tfjs-coco-ssd/22931 "2020-04-26T06:23:24Z")

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Hi all , i try to use @dceejay node-red-contrib-tfjs-coco-ssd to detect object in picture with the example attached : \[{"id":"a2e68203.7be26","type":"tensorflowCoco","z":"d0cece46.87ac6","name":"","model":"","x":51…

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## [Integrate a Wi-Fi energy meter in Node-Red](https://discourse.nodered.org/t/integrate-a-wi-fi-energy-meter-in-node-red/25516)

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**Author:** [@Jason.liu](https://discourse.nodered.org/u/Jason.liu)\
**Replies:** 0\
**Last updated:** [26 April 2020 04:40 UTC](https://discourse.nodered.org/t/integrate-a-wi-fi-energy-meter-in-node-red/25516 "2020-04-26T04:40:57Z")

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Hello every: this is a tutorial about how to integrate a Wi-Fi energy meter in Node-Red. https://github.com/lewei50/md/blob/master/Integrate\_with\_NodeRED.md ps：because of the limitation of amount of pic and link ,we c…

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## [\[solved\] Node-Red Directories in Root?](https://discourse.nodered.org/t/solved-node-red-directories-in-root/25507)

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**Author:** [@applekor](https://discourse.nodered.org/u/applekor)\
**Replies:** 5\
**Last updated:** [26 April 2020 01:31 UTC](https://discourse.nodered.org/t/solved-node-red-directories-in-root/25507 "2020-04-26T01:31:35Z")

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Hi. I've just installed node-red on a fresh Raspbian Buster installation on an RPi4. Based on posts I've read, I thought node-red was supposed to run somewhere outside of the root. However, when I start my server, I s…

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## [Node-red-contrib-firebase-data only gets data when an input command asks for it?](https://discourse.nodered.org/t/node-red-contrib-firebase-data-only-gets-data-when-an-input-command-asks-for-it/25510)

<div class="topic-metadata">

**Author:** [@abedgarr](https://discourse.nodered.org/u/abedgarr)\
**Replies:** 0\
**Last updated:** [26 April 2020 00:37 UTC](https://discourse.nodered.org/t/node-red-contrib-firebase-data-only-gets-data-when-an-input-command-asks-for-it/25510 "2020-04-26T00:37:52Z")

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node-red-contrib-firebase-data only gets data when an input command asks for it? Is there a way to configure it to constantly fetch data every time there is a change in firebase information? I don't want to be constant…

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## ["If Sunny" blinds operation](https://discourse.nodered.org/t/if-sunny-blinds-operation/25143)

<div class="topic-metadata">

**Author:** [@Refferic](https://discourse.nodered.org/u/Refferic)\
**Replies:** 5\
**Last updated:** [25 April 2020 23:26 UTC](https://discourse.nodered.org/t/if-sunny-blinds-operation/25143 "2020-04-25T23:26:49Z")

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Hey guys! I have got a question about a Node-Red solution. I want to control the operation of my blinds with Node-Red instance. (connected with my Home Assistant) I got it running, however.. I want to have an extra func…

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## [Increment String](https://discourse.nodered.org/t/increment-string/25495)

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**Author:** [@d0d04m3](https://discourse.nodered.org/u/d0d04m3)\
**Replies:** 11\
**Last updated:** [25 April 2020 23:31 UTC](https://discourse.nodered.org/t/increment-string/25495 "2020-04-25T23:31:26Z")

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hi I need Increment String by one but I cant sow I convert to number for incremented but nothing and this var id = Number(msg.payload\[0\].\_id); id++; msg.payload\[0\].ack\_id = (id).toString(); node.send(msg); not work …

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## [How to find in mongodb](https://discourse.nodered.org/t/how-to-find-in-mongodb/25504)

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**Author:** [@d0d04m3](https://discourse.nodered.org/u/d0d04m3)\
**Replies:** 5\
**Last updated:** [25 April 2020 23:17 UTC](https://discourse.nodered.org/t/how-to-find-in-mongodb/25504 "2020-04-25T23:17:04Z")

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hi how find in mongodb data base exp I need find this UUID : "a506e376-b38b-473d-a7aa-a70652cdacb5" or this id: next and equal : how it I use this msg but not work msg.find = {"UUID":{ $in:"a506e376-b38b-473d-a7aa…

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## [Multi zone air conditioning control system](https://discourse.nodered.org/t/multi-zone-air-conditioning-control-system/24303)

<div class="topic-metadata">

**Author:** [@andrewa](https://discourse.nodered.org/u/andrewa)\
**Replies:** 12\
**Last updated:** [25 April 2020 22:13 UTC](https://discourse.nodered.org/t/multi-zone-air-conditioning-control-system/24303 "2020-04-25T22:13:07Z")

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Background: I have a large ducted reverse cycle unit, which is getting old, but I have managed to keep it going by replacing contactors and fan motors as required. I should note that I am a licenced electrician, so I ca…

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## [Can't install node-red-contrib-zip](https://discourse.nodered.org/t/cant-install-node-red-contrib-zip/25502)

<div class="topic-metadata">

**Author:** [@asdf123](https://discourse.nodered.org/u/asdf123)\
**Replies:** 1\
**Last updated:** [25 April 2020 22:06 UTC](https://discourse.nodered.org/t/cant-install-node-red-contrib-zip/25502 "2020-04-25T22:06:36Z")

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Hi, I'd like to install the node-red-contrib-zip (https://flows.nodered.org/node/node-red-contrib-zip), but it doesn't work. Here is the error message: C:\\Program Files\\nodejs\\node\_modules\\npm\\node\_modules\>npm install…

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## [Error: cannot find module mqtt](https://discourse.nodered.org/t/error-cannot-find-module-mqtt/25493)

<div class="topic-metadata">

**Author:** [@edoardottt](https://discourse.nodered.org/u/edoardottt)\
**Replies:** 13\
**Last updated:** [25 April 2020 21:07 UTC](https://discourse.nodered.org/t/error-cannot-find-module-mqtt/25493 "2020-04-25T21:07:14Z")

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Sorry if the question could be stupid, but I don't know how to solve this. I recently upgraded my OS to new Lubuntu version 20.04 and I lost my files. I re-installed Node-RED and now I don't have 1.0.5, but 1.0.6 versi…

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