# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1270

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

**Page:** 1271

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## [Kill youtube live stream](https://discourse.nodered.org/t/kill-youtube-live-stream/11925)

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**Author:** [@mshaz](https://discourse.nodered.org/u/mshaz)\
**Replies:** 1\
**Last updated:** [7 June 2019 07:52 UTC](https://discourse.nodered.org/t/kill-youtube-live-stream/11925 "2019-06-07T07:52:29Z")

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Hi, I need help. I triggered youtube live stream and it was working but it doesn't stop streaming with kill command below. Is there other way of doing this? Thank you

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## [Message handeling..... stuck](https://discourse.nodered.org/t/message-handeling-stuck/11835)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 21\
**Last updated:** [7 June 2019 05:25 UTC](https://discourse.nodered.org/t/message-handeling-stuck/11835 "2019-06-07T05:25:04Z")

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I've tried. I'm stuck. I am getting this and need to process it. {"topic":"STATUS/WIFIDEVICEID","payload":"{\\"WIFI\_DEVICE\\":\\"GPS\\",\\"IP\_Address\\":\\"192.168.1.4\\"}","qos":0,"retain":false,"time":"2019-6-4 19:51:11","…

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## [Iframe not supported in ui\_notification when dialog mode](https://discourse.nodered.org/t/iframe-not-supported-in-ui-notification-when-dialog-mode/11901)

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**Author:** [@allebarbieri](https://discourse.nodered.org/u/allebarbieri)\
**Replies:** 1\
**Last updated:** [6 June 2019 17:32 UTC](https://discourse.nodered.org/t/iframe-not-supported-in-ui-notification-when-dialog-mode/11901 "2019-06-06T17:32:33Z")

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I noticed the iframe is not supported inside notification node when the node is in OK/Cancel dialog mode. All other modes (Top right...) seem fine. Do you experience the same? \[{"id":"70defbae.9bcd64","type":"ui\_toast…

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## [JSONata - $substringBefore](https://discourse.nodered.org/t/jsonata-substringbefore/11920)

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**Author:** [@Andrei](https://discourse.nodered.org/u/Andrei)\
**Replies:** 1\
**Last updated:** [6 June 2019 21:07 UTC](https://discourse.nodered.org/t/jsonata-substringbefore/11920 "2019-06-06T21:07:53Z")

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It has been asked in this post how to remove from an array the strings that start with a period character. The first solution proposed is simply brilliant. It uses the array.filter() method, ES6 arrow function and a ter…

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## [Ideas to remove an entry starting with a period from an array of filenames?](https://discourse.nodered.org/t/ideas-to-remove-an-entry-starting-with-a-period-from-an-array-of-filenames/11854)

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**Author:** [@zenofmud](https://discourse.nodered.org/u/zenofmud)\
**Replies:** 9\
**Last updated:** [6 June 2019 19:52 UTC](https://discourse.nodered.org/t/ideas-to-remove-an-entry-starting-with-a-period-from-an-array-of-filenames/11854 "2019-06-06T19:52:09Z")

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I'm using node-red-contrib-fs-ops to get a list of the files in a folder. The names of the files are returned in an array. However it is also returning the hidden files (ones starting with a period) and I don't want them…

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## [How to get and separate the data from OPC UA](https://discourse.nodered.org/t/how-to-get-and-separate-the-data-from-opc-ua/11903)

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**Author:** [@weng](https://discourse.nodered.org/u/weng)\
**Replies:** 2\
**Last updated:** [6 June 2019 12:39 UTC](https://discourse.nodered.org/t/how-to-get-and-separate-the-data-from-opc-ua/11903 "2019-06-06T12:39:48Z")

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I have downloaded "IIoT" on palette and successfully connected to the OPC UA Server. I also recovered the data successfully as the Debug window i could see , but my Node-Id has three groups. How do I get the data of …

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## [RP Pi input interference / minimal push time of button](https://discourse.nodered.org/t/rp-pi-input-interference-minimal-push-time-of-button/11910)

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**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 1\
**Last updated:** [6 June 2019 12:37 UTC](https://discourse.nodered.org/t/rp-pi-input-interference-minimal-push-time-of-button/11910 "2019-06-06T12:37:29Z")

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Hi! I have a challange with a raspberry input pin. Because of some interference the input sometimes jumps up and down. So i tried a 10nF and all other stuff but without succes. So the idea came up to create a check i…

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## [Connect Node-Red to DFRobot BLE-LINK](https://discourse.nodered.org/t/connect-node-red-to-dfrobot-ble-link/11906)

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**Author:** [@monilyn](https://discourse.nodered.org/u/monilyn)\
**Replies:** 1\
**Last updated:** [6 June 2019 11:35 UTC](https://discourse.nodered.org/t/connect-node-red-to-dfrobot-ble-link/11906 "2019-06-06T11:35:30Z")

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Hi, I have created Sketch with Arduino to get data made from DFRobot BLE-LINK(with bluetooth) . Now I need to connect the whole to Node-Red, so I can start to create flows, deploy and get my dashboard. May I ask if an…

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## [Multiple instances of node-red using PM2?](https://discourse.nodered.org/t/multiple-instances-of-node-red-using-pm2/4888)

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**Author:** [@vtgav](https://discourse.nodered.org/u/vtgav)\
**Replies:** 3\
**Last updated:** [6 June 2019 07:14 UTC](https://discourse.nodered.org/t/multiple-instances-of-node-red-using-pm2/4888 "2019-06-06T07:14:16Z")

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Greetings, I run node-red with pm2 using :- pm2 start node-red which works fine. I can manually start a second instance with its own settings file from the command line :- node-red -s node-red2/settings.js -u node-…

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## [MQTT configuration from file or env. variable](https://discourse.nodered.org/t/mqtt-configuration-from-file-or-env-variable/11617)

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**Author:** [@Chris24918](https://discourse.nodered.org/u/Chris24918)\
**Replies:** 17\
**Last updated:** [29 May 2019 15:13 UTC](https://discourse.nodered.org/t/mqtt-configuration-from-file-or-env-variable/11617 "2019-05-29T15:13:35Z")

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Hello, I’m trying to figure out a way to configure my MQTT node’s Client ID , UserName, and Password, outside of the flow. My web portal assigns all the above and they are 32 to 64 characters long. The Client Id is us…

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## [WOL Node red not working(solved)](https://discourse.nodered.org/t/wol-node-red-not-working-solved/11882)

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**Author:** [@sucram](https://discourse.nodered.org/u/sucram)\
**Replies:** 3\
**Last updated:** [5 June 2019 20:58 UTC](https://discourse.nodered.org/t/wol-node-red-not-working-solved/11882 "2019-06-05T20:58:48Z")

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I have a node red flow to wake up my iMac but can't get it working. I hope someone can point me in the right direction ? I have looked at post: to try understand a little more , have entered mac address and broadca…

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## [Strange URL format via Template node // = &#x2F;&#x2F;](https://discourse.nodered.org/t/strange-url-format-via-template-node-x2f-x2f/11881)

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**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\
**Replies:** 4\
**Last updated:** [5 June 2019 19:52 UTC](https://discourse.nodered.org/t/strange-url-format-via-template-node-x2f-x2f/11881 "2019-06-05T19:52:39Z")

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Hi I’m trying to build a dynamic URL from a few payloads, but for some reason the resulting first part of the address looks encoded, yet the template output should be plain text? Here’s the flow which has the PollyURL …

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## [Node-Red Guidance/Consultancy needed - funded work](https://discourse.nodered.org/t/node-red-guidance-consultancy-needed-funded-work/11878)

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**Author:** [@tony-shannon](https://discourse.nodered.org/u/tony-shannon)\
**Replies:** 2\
**Last updated:** [5 June 2019 19:43 UTC](https://discourse.nodered.org/t/node-red-guidance-consultancy-needed-funded-work/11878 "2019-06-05T19:43:15Z")

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Dear Node-Red community, I'm writing looking for some guidance/consultancy/help on how to make the best use of NodeRed , as we begin to explore its potential in the open source healthcare field where we work. If anyone…

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## [Multiple Content Stores](https://discourse.nodered.org/t/multiple-content-stores/11879)

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**Author:** [@Bra1nK](https://discourse.nodered.org/u/Bra1nK)\
**Replies:** 3\
**Last updated:** [5 June 2019 18:15 UTC](https://discourse.nodered.org/t/multiple-content-stores/11879 "2019-06-05T18:15:29Z")

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I've been playing with the recent context storage enhancements after updating to version 0.20.05 and don't get a choice in the ui for which store to use as stated in the docs Using Context in a flow below are the relevan…

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## [Node-red stopped working?](https://discourse.nodered.org/t/node-red-stopped-working/11741)

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**Author:** [@myozone](https://discourse.nodered.org/u/myozone)\
**Replies:** 85\
**Last updated:** [5 June 2019 15:40 UTC](https://discourse.nodered.org/t/node-red-stopped-working/11741 "2019-06-05T15:40:38Z")

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Hello, I've had Node-red running happily running for a long time but suddenly it's stopped. It appears to be running with over 100% usage report from TOP but no GUI or anything working - any ideas please? top - 09:41:05…

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## [Manage Palette ( dashboard) not visible](https://discourse.nodered.org/t/manage-palette-dashboard-not-visible/582)

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**Author:** [@sweetwater](https://discourse.nodered.org/u/sweetwater)\
**Replies:** 17\
**Last updated:** [5 June 2019 15:27 UTC](https://discourse.nodered.org/t/manage-palette-dashboard-not-visible/582 "2019-06-05T15:27:15Z")

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I have installed Node Red on Rapberry PI. We have few simple test flows working OK Now trying to view and play with the “DASHBOARD”. Problem- We can not see the “Manage Palette” setting under the Hamburger Menu. My …

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## [Problems with the switch node](https://discourse.nodered.org/t/problems-with-the-switch-node/11872)

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**Author:** [@anitsirc](https://discourse.nodered.org/u/anitsirc)\
**Replies:** 1\
**Last updated:** [5 June 2019 15:18 UTC](https://discourse.nodered.org/t/problems-with-the-switch-node/11872 "2019-06-05T15:18:59Z")

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Hi! I'm doing a home automation project with Node-red and i'm using the node-red-dashboard package as user interface. Since I updated this package I'm having problems with the switch-node, because I select in the indica…

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## [Import flow configuration from file](https://discourse.nodered.org/t/import-flow-configuration-from-file/11875)

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**Author:** [@fraver](https://discourse.nodered.org/u/fraver)\
**Replies:** 0\
**Last updated:** [5 June 2019 15:03 UTC](https://discourse.nodered.org/t/import-flow-configuration-from-file/11875 "2019-06-05T15:03:34Z")

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I need to configure node red in order to collect hundreds of tags from a PLC to be sent to our cloud via MQTT. The point is that if I image to manually make the configuration by the graphical interface it will gonna tak…

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## [Array of INT values](https://discourse.nodered.org/t/array-of-int-values/11861)

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**Author:** [@amsij](https://discourse.nodered.org/u/amsij)\
**Replies:** 4\
**Last updated:** [5 June 2019 11:45 UTC](https://discourse.nodered.org/t/array-of-int-values/11861 "2019-06-05T11:45:29Z")

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Hi, I am completely new at NODE-RED, using flows or java script functions (OK here can i a few basics). I am trying to move somewhere with my project but because i am not moving forward, i decided to ask here for an adv…

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## [Using built in icons for dashboards](https://discourse.nodered.org/t/using-built-in-icons-for-dashboards/11858)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [5 June 2019 10:35 UTC](https://discourse.nodered.org/t/using-built-in-icons-for-dashboards/11858 "2019-06-05T10:35:48Z")

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Ok, another question: There are the font awesome icons and the Material Design ones. I've opened the Material Design page and using some of those for the list on the left of the dashboard screen. Some work, some don't…

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## [Node-Red Comms Stuttering](https://discourse.nodered.org/t/node-red-comms-stuttering/11819)

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**Author:** [@TrentB](https://discourse.nodered.org/u/TrentB)\
**Replies:** 9\
**Last updated:** [5 June 2019 05:09 UTC](https://discourse.nodered.org/t/node-red-comms-stuttering/11819 "2019-06-05T05:09:21Z")

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Hi all, Hoping for some guidance with a issue I'm having with the RevPi running Node-Red. Currently I have the RevPi communicating to a Allen Bradley Compact Logix PLC via Ethernet connection, and have setup a timestam…

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## [Where to start to import your npm package](https://discourse.nodered.org/t/where-to-start-to-import-your-npm-package/11799)

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**Author:** [@pviljoen](https://discourse.nodered.org/u/pviljoen)\
**Replies:** 23\
**Last updated:** [4 June 2019 21:54 UTC](https://discourse.nodered.org/t/where-to-start-to-import-your-npm-package/11799 "2019-06-04T21:54:40Z")

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I am a beginner at this so please be patient. I want to import an existing NPM package into node red. I followed the documents in node-red how to publish your package but I am experiencing weird things like my whole mod…

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## [Can we get the official NR docker container updated for RPI to use Node \> v.8?](https://discourse.nodered.org/t/can-we-get-the-official-nr-docker-container-updated-for-rpi-to-use-node-v-8/11853)

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**Author:** [@stone](https://discourse.nodered.org/u/stone)\
**Replies:** 0\
**Last updated:** [4 June 2019 21:35 UTC](https://discourse.nodered.org/t/can-we-get-the-official-nr-docker-container-updated-for-rpi-to-use-node-v-8/11853 "2019-06-04T21:35:02Z")

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running this old v.8.1.3 is causing issues with newer palettes.

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## [Delay one type of message not another](https://discourse.nodered.org/t/delay-one-type-of-message-not-another/11849)

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**Author:** [@Poodlepapa](https://discourse.nodered.org/u/Poodlepapa)\
**Replies:** 1\
**Last updated:** [4 June 2019 18:27 UTC](https://discourse.nodered.org/t/delay-one-type-of-message-not-another/11849 "2019-06-04T18:27:37Z")

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I would like to delay one type of number payload. If the number is 1 then hold that message for 20 min but if it is 0 pass it on with no waiting. Can I do this with a delay and function node? thank you

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## [Custom Authentication using Cookie](https://discourse.nodered.org/t/custom-authentication-using-cookie/11598)

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**Author:** [@RaiBnod](https://discourse.nodered.org/u/RaiBnod)\
**Replies:** 6\
**Last updated:** [4 June 2019 18:05 UTC](https://discourse.nodered.org/t/custom-authentication-using-cookie/11598 "2019-06-04T18:05:29Z")

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We have a documentation on Custom User Authentication: https://nodered.org/docs/security#custom-user-authentication But I need little bit more. I have a React site with: A custom username and a password field validat…

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## [Fix the url of a page - is it possible?](https://discourse.nodered.org/t/fix-the-url-of-a-page-is-it-possible/11841)

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**Author:** [@lozzer65](https://discourse.nodered.org/u/lozzer65)\
**Replies:** 3\
**Last updated:** [4 June 2019 14:02 UTC](https://discourse.nodered.org/t/fix-the-url-of-a-page-is-it-possible/11841 "2019-06-04T14:02:42Z")

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So I have some pages that have urls setup on thin clients with touch screens. These are set to go into kiosk mode with specific urls. Is it possible to force pages to keep these original urls. I have added pages, and it …

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## [Scheduling in the flow with flow input](https://discourse.nodered.org/t/scheduling-in-the-flow-with-flow-input/11836)

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**Author:** [@sheminasalam](https://discourse.nodered.org/u/sheminasalam)\
**Replies:** 4\
**Last updated:** [4 June 2019 13:47 UTC](https://discourse.nodered.org/t/scheduling-in-the-flow-with-flow-input/11836 "2019-06-04T13:47:04Z")

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Last time I was helped by some cool focks in this forum to extract time from a sensor in the format HH:mm. Now i want to set an alarm at this extracted time i,e HH:mm. Is there any node that can be configured in the flo…

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## [Vcgencmd TypeError: Cannot read property 'toFixed(1)](https://discourse.nodered.org/t/vcgencmd-typeerror-cannot-read-property-tofixed-1/11843)

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**Author:** [@papyOsullivan](https://discourse.nodered.org/u/papyOsullivan)\
**Replies:** 2\
**Last updated:** [4 June 2019 13:43 UTC](https://discourse.nodered.org/t/vcgencmd-typeerror-cannot-read-property-tofixed-1/11843 "2019-06-04T13:43:22Z")

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Hello When I run root@Natacha:~# sudo vcgencmd measure\_temp temp=53.5'C ok When I run \[{"id":"c99cf11.468181","type":"exec","z":"36cdc84c.72bd68","command":"sudo vcgencmd measure\_temp ","addpay":true,"append":"","u…

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## [Write more Variables in S7 PLC with S7comm](https://discourse.nodered.org/t/write-more-variables-in-s7-plc-with-s7comm/11665)

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**Author:** [@Schnatter](https://discourse.nodered.org/u/Schnatter)\
**Replies:** 2\
**Last updated:** [4 June 2019 13:36 UTC](https://discourse.nodered.org/t/write-more-variables-in-s7-plc-with-s7comm/11665 "2019-06-04T13:36:12Z")

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Hello, in my project I want to write Data from a MSSQL Database in one DB of S7-PLC. Can I write all 11 Arrays of Data in the DB in one turn, or only one? How can I Adress all Variables at once? Thanks for your he…

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## [Node Red Troubleshooting Postgresql Multitech AEP](https://discourse.nodered.org/t/node-red-troubleshooting-postgresql-multitech-aep/11676)

<div class="topic-metadata">

**Author:** [@Will](https://discourse.nodered.org/u/Will)\
**Replies:** 6\
**Last updated:** [4 June 2019 09:01 UTC](https://discourse.nodered.org/t/node-red-troubleshooting-postgresql-multitech-aep/11676 "2019-06-04T09:01:11Z")

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Hello There ! I've been working for a couple of days on Node red on a Multitech Conduit AEP. I really like this app, it's well designed and offers a lot of possibilities. However, I've got some issues. I tried to ins…

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