# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1163

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

**Page:** 1164

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## [Python node passing data to mqtt/debug](https://discourse.nodered.org/t/python-node-passing-data-to-mqtt-debug/21203)

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**Author:** [@krizniq](https://discourse.nodered.org/u/krizniq)\
**Replies:** 14\
**Last updated:** [4 February 2020 15:59 UTC](https://discourse.nodered.org/t/python-node-passing-data-to-mqtt-debug/21203 "2020-02-04T15:59:32Z")

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Hello, I'm trying to use python function which will be triggered each x minutes ... (mainly because of learning experience, as I have it crontabed anyways) I'm using node-red-contrib-python-function but I'm having diffi…

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## [Automatic trigger from 0 to 12](https://discourse.nodered.org/t/automatic-trigger-from-0-to-12/21256)

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**Author:** [@MKaiser96](https://discourse.nodered.org/u/MKaiser96)\
**Replies:** 3\
**Last updated:** [4 February 2020 15:47 UTC](https://discourse.nodered.org/t/automatic-trigger-from-0-to-12/21256 "2020-02-04T15:47:21Z")

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Hi, I have a new problem. I want to automatically trigger numbers from 0 to 12 (step size 1). I want to get the forecast from the dwdweather node. 0 means the actual weather. 1 means the weather in 1 hour. And so on. So…

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## [Example for home assistant sensor node?](https://discourse.nodered.org/t/example-for-home-assistant-sensor-node/21264)

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**Author:** [@kanke](https://discourse.nodered.org/u/kanke)\
**Replies:** 0\
**Last updated:** [4 February 2020 14:36 UTC](https://discourse.nodered.org/t/example-for-home-assistant-sensor-node/21264 "2020-02-04T14:36:49Z")

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I can't figure out how to use sensor node from home assistant node, anyone can give some examples? thank you.

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## [Dashboard Chart different Y Axis per Topic](https://discourse.nodered.org/t/dashboard-chart-different-y-axis-per-topic/21258)

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**Author:** [@Henjoe](https://discourse.nodered.org/u/Henjoe)\
**Replies:** 4\
**Last updated:** [4 February 2020 14:13 UTC](https://discourse.nodered.org/t/dashboard-chart-different-y-axis-per-topic/21258 "2020-02-04T14:13:17Z")

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Hello Gentlemen, May I know if it is possible to make our Dashboard Chart having different YAxis per topic? I have 2 topics that has a big difference on the values, and my chart doesn't look good for that. That is why …

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## [Replace a heavily wired node](https://discourse.nodered.org/t/replace-a-heavily-wired-node/21259)

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**Author:** [@ronsum](https://discourse.nodered.org/u/ronsum)\
**Replies:** 2\
**Last updated:** [4 February 2020 14:05 UTC](https://discourse.nodered.org/t/replace-a-heavily-wired-node/21259 "2020-02-04T14:05:27Z")

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I have found myself in the situation a few times where I would like to insert a node right before or after a heavily wired node, or the heavily wired node has to be replaced with another node altogether. Unless my searc…

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## [Swagger path to access directly from browser](https://discourse.nodered.org/t/swagger-path-to-access-directly-from-browser/21197)

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**Author:** [@softy2k](https://discourse.nodered.org/u/softy2k)\
**Replies:** 10\
**Last updated:** [4 February 2020 13:54 UTC](https://discourse.nodered.org/t/swagger-path-to-access-directly-from-browser/21197 "2020-02-04T13:54:54Z")

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Hello, I use Node-RED version 1.0.3 and Node.js version 10.18.1 I installed node-red-node-swagger and all is OK. But, I don\`t know what to do to access swagger , directly from browser , like http://localhost:1880/sw…

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## [Ui-table not showing up](https://discourse.nodered.org/t/ui-table-not-showing-up/21252)

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**Author:** [@lenny1972](https://discourse.nodered.org/u/lenny1972)\
**Replies:** 2\
**Last updated:** [4 February 2020 12:39 UTC](https://discourse.nodered.org/t/ui-table-not-showing-up/21252 "2020-02-04T12:39:41Z")

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Hi, I'm having problems trying to use ui-template in my flows. My installation is Node-Red v.019.5 and my ui-table palette is the latest (0.2.1). I've tried to import the example provided (either Simple\_table and Rich…

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## [Show operating conditions in a pie chart](https://discourse.nodered.org/t/show-operating-conditions-in-a-pie-chart/21235)

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**Author:** [@Maigo](https://discourse.nodered.org/u/Maigo)\
**Replies:** 6\
**Last updated:** [4 February 2020 12:53 UTC](https://discourse.nodered.org/t/show-operating-conditions-in-a-pie-chart/21235 "2020-02-04T12:53:43Z")

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Hello, I want to show the conditions (like machine on, machine off, fault, prepare) of our machine in a pie chart. How can I realize this? The signals of every condition is boolean (0 or 1).

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## [Converting buffer to string](https://discourse.nodered.org/t/converting-buffer-to-string/21244)

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**Author:** [@mfabdul01](https://discourse.nodered.org/u/mfabdul01)\
**Replies:** 7\
**Last updated:** [4 February 2020 12:38 UTC](https://discourse.nodered.org/t/converting-buffer-to-string/21244 "2020-02-04T12:38:51Z")

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Hi, I am trying to convert a buffer data to string data Buffer data i am pushing in as follows, \[123,34,100,97,116,97,34,58,34,52,49,49,48,48,52,34,44,32,34,112,111,114,116,34,58,50,44,32,34,116,105,109,101,34,58,34,…

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## [A catch with persistent file stores](https://discourse.nodered.org/t/a-catch-with-persistent-file-stores/21062)

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**Author:** [@TotallyInformation](https://discourse.nodered.org/u/TotallyInformation)\
**Replies:** 53\
**Last updated:** [4 February 2020 11:17 UTC](https://discourse.nodered.org/t/a-catch-with-persistent-file-stores/21062 "2020-02-04T11:17:56Z")

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I expect I'm being thick or just tired but I am having a problem with persistent context stores. No, I'm not being thick, I can see the problem happening. It is because there is a delay of around 30 seconds before persi…

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## [Modbus-contrib tcp/ip fails](https://discourse.nodered.org/t/modbus-contrib-tcp-ip-fails/21163)

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**Author:** [@iTzMentats](https://discourse.nodered.org/u/iTzMentats)\
**Replies:** 3\
**Last updated:** [4 February 2020 09:49 UTC](https://discourse.nodered.org/t/modbus-contrib-tcp-ip-fails/21163 "2020-02-04T09:49:12Z")

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Hi everyone :slight\_smile: first of all sorry if my english is not going to be perfect, but I'm from Italy. I'm having some troubles with modbus-contrib by @bianco-royal . Basically, the connection to the server is ok…

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## [How to read the previous state of the pins after restart or deploy on raspberry](https://discourse.nodered.org/t/how-to-read-the-previous-state-of-the-pins-after-restart-or-deploy-on-raspberry/21196)

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**Author:** [@devifast](https://discourse.nodered.org/u/devifast)\
**Replies:** 5\
**Last updated:** [4 February 2020 04:43 UTC](https://discourse.nodered.org/t/how-to-read-the-previous-state-of-the-pins-after-restart-or-deploy-on-raspberry/21196 "2020-02-04T04:43:59Z")

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After deploy output pin change state. Why? How to make sure this doesn't happen After deploy. \[{"id":"7bbf6c01.b26624","type":"tab","label":"Flow 1","disabled":false,"info":""},{"id":"407a809e.71686","type":"rpi-gpio …

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## [I18n messages files with multiple custom nodes](https://discourse.nodered.org/t/i18n-messages-files-with-multiple-custom-nodes/21219)

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**Author:** [@acoulson2000](https://discourse.nodered.org/u/acoulson2000)\
**Replies:** 1\
**Last updated:** [3 February 2020 23:28 UTC](https://discourse.nodered.org/t/i18n-messages-files-with-multiple-custom-nodes/21219 "2020-02-03T23:28:00Z")

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I have a single custom module, node-red-contrib-sbi, that contains multiple custom nodes. I've organized node files under subdirectories to keep the project manageable. So my package.json looks like: "node-red": { …

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## [Add YouTube capabilites to Google node](https://discourse.nodered.org/t/add-youtube-capabilites-to-google-node/21208)

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**Author:** [@JbIPS](https://discourse.nodered.org/u/JbIPS)\
**Replies:** 3\
**Last updated:** [3 February 2020 22:40 UTC](https://discourse.nodered.org/t/add-youtube-capabilites-to-google-node/21208 "2020-02-03T22:40:09Z")

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Hi, I'm trying to fetch the metadata of a YouTube video with their APIs. I'll look at the Google node and thought it would be a good addition. First question: is it? Or should I start from scratch? Second question: ho…

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## [Apache2 + node-red + proxypass NO DEBUG DATA](https://discourse.nodered.org/t/apache2-node-red-proxypass-no-debug-data/21064)

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**Author:** [@Zaborejszyn](https://discourse.nodered.org/u/Zaborejszyn)\
**Replies:** 7\
**Last updated:** [3 February 2020 22:21 UTC](https://discourse.nodered.org/t/apache2-node-red-proxypass-no-debug-data/21064 "2020-02-03T22:21:54Z")

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using v1.0.3 on rpi 4b newest rassbian lite over internet (https + password) i have got set my domain on duckdns org everything works like a charm when i am connecting to my node-red through https://example.duckdns.…

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## [Node-red-node-ui-table row data disappears after period of time](https://discourse.nodered.org/t/node-red-node-ui-table-row-data-disappears-after-period-of-time/21212)

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**Author:** [@RoryCodes](https://discourse.nodered.org/u/RoryCodes)\
**Replies:** 0\
**Last updated:** [3 February 2020 19:25 UTC](https://discourse.nodered.org/t/node-red-node-ui-table-row-data-disappears-after-period-of-time/21212 "2020-02-03T19:25:43Z")

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Hello all, Here is my background: I have dashboard set up with a table using node-red-node-ui-table and I have created 5 columns in the node's configuration. When I inject row data, it will work as expected with my dat…

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## [Multiple Dashboards on one Node-Red-Instance?](https://discourse.nodered.org/t/multiple-dashboards-on-one-node-red-instance/21071)

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**Author:** [@Golonder](https://discourse.nodered.org/u/Golonder)\
**Replies:** 2\
**Last updated:** [3 February 2020 20:31 UTC](https://discourse.nodered.org/t/multiple-dashboards-on-one-node-red-instance/21071 "2020-02-03T20:31:34Z")

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Hi, is there already a solution / fork for having more than one UI for different users ? I would like to run one Node-Run Instance and push values to different independent UIs that are not aware of each other. I think…

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## [Creating a new node issue](https://discourse.nodered.org/t/creating-a-new-node-issue/21181)

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**Author:** [@Iliyas](https://discourse.nodered.org/u/Iliyas)\
**Replies:** 3\
**Last updated:** [3 February 2020 20:23 UTC](https://discourse.nodered.org/t/creating-a-new-node-issue/21181 "2020-02-03T20:23:20Z")

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Hello, I had created a new node with the help of the creating node tutorials, but it is giving error as package.json file is not found, while installing my custom node I'm getting this error. Please help me out......

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## [Context.flow vs flow.set](https://discourse.nodered.org/t/context-flow-vs-flow-set/21210)

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**Author:** [@spyder0552](https://discourse.nodered.org/u/spyder0552)\
**Replies:** 2\
**Last updated:** [3 February 2020 19:29 UTC](https://discourse.nodered.org/t/context-flow-vs-flow-set/21210 "2020-02-03T19:29:30Z")

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Just a question as both appear to work. What is the recommended way of setting a variable? Should I use the flow.set('myVariable') or does context.flow.myvariable work. Just trying to understand the correct and support…

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## [Controlling Servos and LEDS on LoRa nodes through RAK831 gateway from Nodered UI](https://discourse.nodered.org/t/controlling-servos-and-leds-on-lora-nodes-through-rak831-gateway-from-nodered-ui/21209)

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**Author:** [@cherechi](https://discourse.nodered.org/u/cherechi)\
**Replies:** 3\
**Last updated:** [3 February 2020 19:28 UTC](https://discourse.nodered.org/t/controlling-servos-and-leds-on-lora-nodes-through-rak831-gateway-from-nodered-ui/21209 "2020-02-03T19:28:30Z")

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Hello, I am currently working on a project with LoRa nodes, gateway and Node-Red. I built the system to have four nodes collecting voltage and current from power sources and sending to the RAK 831 LoRa gateway. I trapp…

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## [Admin Authentication stops Node-RED](https://discourse.nodered.org/t/admin-authentication-stops-node-red/15209)

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**Author:** [@TheSauce](https://discourse.nodered.org/u/TheSauce)\
**Replies:** 3\
**Last updated:** [3 February 2020 18:46 UTC](https://discourse.nodered.org/t/admin-authentication-stops-node-red/15209 "2020-02-03T18:46:21Z")

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I have a Node-RED system that has been running as a service on Windows 10 for a year or so now and have had admin authentication enabled this whole time. Yesterday, I was unable to log in. I used "node-red-admin hash-p…

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## [I need help with node red and a temp sensor](https://discourse.nodered.org/t/i-need-help-with-node-red-and-a-temp-sensor/20999)

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**Author:** [@ikke68](https://discourse.nodered.org/u/ikke68)\
**Replies:** 18\
**Last updated:** [3 February 2020 16:49 UTC](https://discourse.nodered.org/t/i-need-help-with-node-red-and-a-temp-sensor/20999 "2020-02-03T16:49:14Z")

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Hi Guys / Girls, I'm running NodeRed on Home Assistant, i want a flashed sonoff (tasmota) to turn on when the temperature sensor see's its below 10 degrees and turn off when its above 17 degrees. Can anybody please hel…

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## [Node-Red + HID device on RPB4](https://discourse.nodered.org/t/node-red-hid-device-on-rpb4/21204)

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**Author:** [@T4H](https://discourse.nodered.org/u/T4H)\
**Replies:** 1\
**Last updated:** [3 February 2020 16:02 UTC](https://discourse.nodered.org/t/node-red-hid-device-on-rpb4/21204 "2020-02-03T16:02:06Z")

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Hey, I currently try get the „node-red-contrib-usbhid“ running on my RPB4. Why? I want to read / write RFID Tags with my RFID Reader. I managed to get the node-red running but somehow when I want to install the usbhid …

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## [How to read a 32bit signed on ModBus](https://discourse.nodered.org/t/how-to-read-a-32bit-signed-on-modbus/21079)

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**Author:** [@TheMisterA](https://discourse.nodered.org/u/TheMisterA)\
**Replies:** 14\
**Last updated:** [3 February 2020 15:56 UTC](https://discourse.nodered.org/t/how-to-read-a-32bit-signed-on-modbus/21079 "2020-02-03T15:56:58Z")

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Hi everyone ! I have a problem with a Socomec I31. It send me a DWord Signed on ModBus and I can't add the two Word for make a Decimal Value. How I can read my S32 in decimal ? Thank you !

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## [How to create function on rpi node red with two gpio - if gpio1 == 1 && gpio2 ==0 then gpio3=1](https://discourse.nodered.org/t/how-to-create-function-on-rpi-node-red-with-two-gpio-if-gpio1-1-gpio2-0-then-gpio3-1/20406)

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**Author:** [@devifast](https://discourse.nodered.org/u/devifast)\
**Replies:** 27\
**Last updated:** [3 February 2020 12:03 UTC](https://discourse.nodered.org/t/how-to-create-function-on-rpi-node-red-with-two-gpio-if-gpio1-1-gpio2-0-then-gpio3-1/20406 "2020-02-03T12:03:41Z")

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how to create function on rpi node red with two gpio - if gpio1 == 1 && gpio2 ==0 then gpio3=1 or if gpio1 == 0 && gpio2 ==1 then gpio3=0 im very new to node red. Thanks. Sorry for bad english.

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## [Influx DB data insertion](https://discourse.nodered.org/t/influx-db-data-insertion/21185)

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**Author:** [@neelanjan](https://discourse.nodered.org/u/neelanjan)\
**Replies:** 9\
**Last updated:** [3 February 2020 11:13 UTC](https://discourse.nodered.org/t/influx-db-data-insertion/21185 "2020-02-03T11:13:44Z")

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Hi, I want to parse the tag value=tag key pair and field value=field key pair from the payload and insert it influxdb measurement. Can anyone help me. Thanks

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## [Service on Node-RED Starter does not start](https://discourse.nodered.org/t/service-on-node-red-starter-does-not-start/21180)

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**Author:** [@morim](https://discourse.nodered.org/u/morim)\
**Replies:** 3\
**Last updated:** [3 February 2020 10:43 UTC](https://discourse.nodered.org/t/service-on-node-red-starter-does-not-start/21180 "2020-02-03T10:43:27Z")

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Hi! I am mori. I have a question about Node-RED Starter on Cloud Foundry application on IBM cloud. We configured the name of "sysbot-TST-NR" on IBM cloud, it worked properly. Two-three days ago I will start service o…

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## [Change io dashboard Tab name programmatically](https://discourse.nodered.org/t/change-io-dashboard-tab-name-programmatically/21188)

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**Author:** [@lenny1972](https://discourse.nodered.org/u/lenny1972)\
**Replies:** 2\
**Last updated:** [3 February 2020 10:35 UTC](https://discourse.nodered.org/t/change-io-dashboard-tab-name-programmatically/21188 "2020-02-03T10:35:42Z")

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I'm trying to change the ui-dashboard Tab name programmatically. Is there a way to do that? I've search in the forum and googling but I didn't find any way to do that.. Does the tab configuration node enable to use must…

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## [About node-red-node-email v1.7.6](https://discourse.nodered.org/t/about-node-red-node-email-v1-7-6/21192)

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**Author:** [@okhiroyuki](https://discourse.nodered.org/u/okhiroyuki)\
**Replies:** 2\
**Last updated:** [3 February 2020 09:57 UTC](https://discourse.nodered.org/t/about-node-red-node-email-v1-7-6/21192 "2020-02-03T09:57:56Z")

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Hi, I want to know about node-red-node-email. The npm package has v1.7.6, but the github code is v1.7.4. npm: https://www.npmjs.com/package/node-red-node-email github: What fixes are included in v1.7.6? Thank you…

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## [Disarmed alarm at time](https://discourse.nodered.org/t/disarmed-alarm-at-time/21189)

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**Author:** [@wifi75](https://discourse.nodered.org/u/wifi75)\
**Replies:** 0\
**Last updated:** [3 February 2020 08:12 UTC](https://discourse.nodered.org/t/disarmed-alarm-at-time/21189 "2020-02-03T08:12:09Z")

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Hello, i want disarmed my alarm at 6:43 AM from Monday to Friday, but only when the alarm it is amed.home. I tryed to make flow, it work but whrn i armed\_home my alarm it return Disarmed automatically. why? this is my c…

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