# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1238

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

**Page:** 1239

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## [WEMO node seems to have stopped working](https://discourse.nodered.org/t/wemo-node-seems-to-have-stopped-working/14712)

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**Author:** [@Roaders](https://discourse.nodered.org/u/Roaders)\
**Replies:** 5\
**Last updated:** [23 August 2019 15:50 UTC](https://discourse.nodered.org/t/wemo-node-seems-to-have-stopped-working/14712 "2019-08-23T15:50:53Z")

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Hi All For several years now I've had a collection of flic buttons, a couple of node red instances and hue lights / wemo plugs controlling the lights in my house without hitch. Recently things haven't been so good. Ov…

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## [Set Up on Yocto](https://discourse.nodered.org/t/set-up-on-yocto/14715)

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**Author:** [@eng56](https://discourse.nodered.org/u/eng56)\
**Replies:** 0\
**Last updated:** [23 August 2019 15:13 UTC](https://discourse.nodered.org/t/set-up-on-yocto/14715 "2019-08-23T15:13:50Z")

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Hi, I have seen other post about using Node Red on Yocto, specially to set up port. I have already installed Node Red on a Ubuntu server, it's working but I'm new so Im' nut sure to be able to do it with Yocto. I woul…

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## [RFXtrx433 remains 'connecting'](https://discourse.nodered.org/t/rfxtrx433-remains-connecting/14697)

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**Author:** [@insomniux](https://discourse.nodered.org/u/insomniux)\
**Replies:** 4\
**Last updated:** [23 August 2019 14:52 UTC](https://discourse.nodered.org/t/rfxtrx433-remains-connecting/14697 "2019-08-23T14:52:38Z")

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Hi, I'm trying to get my RFXtrx433XL to work but it seems to fail. I connected an RFX sensor node to /dev/ttyUSB0, after which the node starts connecting, but never becomes connected. I followed the instructions of the…

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## [RFXtrx433 connect via network](https://discourse.nodered.org/t/rfxtrx433-connect-via-network/14666)

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**Author:** [@insomniux](https://discourse.nodered.org/u/insomniux)\
**Replies:** 6\
**Last updated:** [23 August 2019 14:47 UTC](https://discourse.nodered.org/t/rfxtrx433-connect-via-network/14666 "2019-08-23T14:47:55Z")

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Hi, Being extremely new to NodeRed I may ask for help on a topic which is obvious for the knowledgable, however I've not been able to find the solution on the availabel forums. I have a raspberry on which I've connecte…

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## [Html POST..php question?](https://discourse.nodered.org/t/html-post-php-question/14648)

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**Author:** [@moment](https://discourse.nodered.org/u/moment)\
**Replies:** 10\
**Last updated:** [23 August 2019 14:11 UTC](https://discourse.nodered.org/t/html-post-php-question/14648 "2019-08-23T14:11:34Z")

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Hi all,i'm kinda new to NR,i want to send a signal from my gpio input (rasp pi)to a server with a simple php page(header,main,footer).that will display what gpio was triggered,so when the gpio input goes to pulldown send…

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## [Inject: Interval between times](https://discourse.nodered.org/t/inject-interval-between-times/14702)

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**Author:** [@dtuiot](https://discourse.nodered.org/u/dtuiot)\
**Replies:** 6\
**Last updated:** [23 August 2019 13:34 UTC](https://discourse.nodered.org/t/inject-interval-between-times/14702 "2019-08-23T13:34:56Z")

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We're using node-red to retrieve data from our table in our database, and then we send the data to a new table in our database. We're using the node 'inject', and we want to inject in x:21 min. Example 10:21 -\> 10: 41 …

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## [Broke Node-red. All options are blank](https://discourse.nodered.org/t/broke-node-red-all-options-are-blank/14653)

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**Author:** [@MinesCaves](https://discourse.nodered.org/u/MinesCaves)\
**Replies:** 5\
**Last updated:** [23 August 2019 12:25 UTC](https://discourse.nodered.org/t/broke-node-red-all-options-are-blank/14653 "2019-08-23T12:25:18Z")

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I'm not sure what I did. Node-Red 0.20.7 has been running perfectly. Actually, everything is still working, but I'm missing all the options inside the Nodes. Like drop downs, etc are all blank. Has anyone seen this? I u…

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## [BacNet device reading data](https://discourse.nodered.org/t/bacnet-device-reading-data/14686)

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**Author:** [@Iliyas](https://discourse.nodered.org/u/Iliyas)\
**Replies:** 5\
**Last updated:** [23 August 2019 12:00 UTC](https://discourse.nodered.org/t/bacnet-device-reading-data/14686 "2019-08-23T12:00:18Z")

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Hello, I have to read the data from Bacnet device, I have created a bacnet device in simulator(BacNet Simulator) can u please help me with this

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## [Node-red not loading on Webpage](https://discourse.nodered.org/t/node-red-not-loading-on-webpage/14703)

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**Author:** [@Zayn33](https://discourse.nodered.org/u/Zayn33)\
**Replies:** 2\
**Last updated:** [23 August 2019 11:23 UTC](https://discourse.nodered.org/t/node-red-not-loading-on-webpage/14703 "2019-08-23T11:23:00Z")

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Hi, I am very new to node-red, so I have a very basic question. I am trying to load the localhost:1880 on safaru on my mac. However, it cannot connect to localhost:1880. How do I get node-red started please if it will …

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## [Is there a way to enlarge the editor size?](https://discourse.nodered.org/t/is-there-a-way-to-enlarge-the-editor-size/14682)

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**Author:** [@fangzhu](https://discourse.nodered.org/u/fangzhu)\
**Replies:** 5\
**Last updated:** [23 August 2019 09:15 UTC](https://discourse.nodered.org/t/is-there-a-way-to-enlarge-the-editor-size/14682 "2019-08-23T09:15:05Z")

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I need to create a flow that includes thousands of nodes, and will require a bigger editor workspace. Is it a way, in configuration or coding to enlarge the editor workspace size?

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## [Dashboard Switch Trigger Msg on Deploy](https://discourse.nodered.org/t/dashboard-switch-trigger-msg-on-deploy/14673)

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**Author:** [@TheadehAnank](https://discourse.nodered.org/u/TheadehAnank)\
**Replies:** 2\
**Last updated:** [23 August 2019 07:13 UTC](https://discourse.nodered.org/t/dashboard-switch-trigger-msg-on-deploy/14673 "2019-08-23T07:13:45Z")

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Is there anyway to get the Dashboard Switch to send its msg when the node red flows are deployed? I have a switch which sends a Mode msg (i.e. msg.payload=away) When the flows are deployed, the state of the switch is pe…

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## [Dashboard authentication way](https://discourse.nodered.org/t/dashboard-authentication-way/14681)

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**Author:** [@Sanketp](https://discourse.nodered.org/u/Sanketp)\
**Replies:** 1\
**Last updated:** [23 August 2019 04:24 UTC](https://discourse.nodered.org/t/dashboard-authentication-way/14681 "2019-08-23T04:24:13Z")

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consider i have dashboard that consist of several tabs and lots of information displaying but i want its access to only authorized set of peoples. how can i do this in node-red?

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## [Unable to change widget colours in Dashboard](https://discourse.nodered.org/t/unable-to-change-widget-colours-in-dashboard/14675)

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**Author:** [@Andrei](https://discourse.nodered.org/u/Andrei)\
**Replies:** 1\
**Last updated:** [23 August 2019 02:31 UTC](https://discourse.nodered.org/t/unable-to-change-widget-colours-in-dashboard/14675 "2019-08-23T02:31:41Z")

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I am pretty sure I was able to change / customize the colours of the widgets in the past but nowadays it is not possible. I have no troubles changing the colours of the page our group though. Anyone facing same issue ? …

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## [Read SQL value and convert to Domoticz MQTT Topic - payload issue](https://discourse.nodered.org/t/read-sql-value-and-convert-to-domoticz-mqtt-topic-payload-issue/14504)

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**Author:** [@domotic](https://discourse.nodered.org/u/domotic)\
**Replies:** 24\
**Last updated:** [23 August 2019 01:07 UTC](https://discourse.nodered.org/t/read-sql-value-and-convert-to-domoticz-mqtt-topic-payload-issue/14504 "2019-08-23T01:07:19Z")

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Goal: Read value from SQL database and present data as MQTT Topic for Domoticz I have 2 issues: Issue 1: SQL data will be succesfully read when WHERE statement is predefined in the SQL syntax. But when I want to use th…

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## [Node-red-start not working but node-red working](https://discourse.nodered.org/t/node-red-start-not-working-but-node-red-working/14618)

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**Author:** [@thomaslc66](https://discourse.nodered.org/u/thomaslc66)\
**Replies:** 8\
**Last updated:** [22 August 2019 21:04 UTC](https://discourse.nodered.org/t/node-red-start-not-working-but-node-red-working/14618 "2019-08-22T21:04:55Z")

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Hello, On my pi i've updated form 0.25 to 0.27. i get some bug with the node-red-contrib-serial to i managed to resolve with npm rebuild. Now, i need to start node-red at boot. commands: node-red -\> start ok, no erro…

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## [Shared Folders in Windows 10](https://discourse.nodered.org/t/shared-folders-in-windows-10/14655)

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**Author:** [@thynes](https://discourse.nodered.org/u/thynes)\
**Replies:** 4\
**Last updated:** [22 August 2019 20:44 UTC](https://discourse.nodered.org/t/shared-folders-in-windows-10/14655 "2019-08-22T20:44:36Z")

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Hello, does anybody know the best way to share a networked drive in Node-Red using Windows 10. I managed it fine in Linux with the fstab, but seems difficult in Windows 10. I have tried fsops and file lister but these …

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## [The right logic for this task](https://discourse.nodered.org/t/the-right-logic-for-this-task/12404)

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**Author:** [@FarfarGoHai](https://discourse.nodered.org/u/FarfarGoHai)\
**Replies:** 17\
**Last updated:** [22 August 2019 19:05 UTC](https://discourse.nodered.org/t/the-right-logic-for-this-task/12404 "2019-08-22T19:05:36Z")

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So not the sharpest programmer in the world... in fact not programmer. However I do like to make things, and have programmed some stuff before. However, I am struggling with getting some logic right. I want to: Make a …

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## [How can I convert char code numbers to string characters?](https://discourse.nodered.org/t/how-can-i-convert-char-code-numbers-to-string-characters/14610)

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**Author:** [@DSongra11\_forum.com](https://discourse.nodered.org/u/DSongra11_forum.com)\
**Replies:** 17\
**Last updated:** [22 August 2019 15:22 UTC](https://discourse.nodered.org/t/how-can-i-convert-char-code-numbers-to-string-characters/14610 "2019-08-22T15:22:17Z")

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Hi, How can compare two input values and change output accordingly on dashboard. please help me. or combine all values and change into ASCII character. Thanks. Br, Devendra

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## [URL shown on web browser](https://discourse.nodered.org/t/url-shown-on-web-browser/14649)

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**Author:** [@mcj](https://discourse.nodered.org/u/mcj)\
**Replies:** 3\
**Last updated:** [22 August 2019 14:35 UTC](https://discourse.nodered.org/t/url-shown-on-web-browser/14649 "2019-08-22T14:35:29Z")

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When I access the dashboard, something similar to this is shown in the browser: http://localhost:1880/ui/#!/0socketid=037BESeRkXHx\_tP5AAAC I would like to know if it is possible to make this cleaner and remove that "#!…

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## [Failed to load syntax error](https://discourse.nodered.org/t/failed-to-load-syntax-error/14642)

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**Author:** [@niclas.w82](https://discourse.nodered.org/u/niclas.w82)\
**Replies:** 4\
**Last updated:** [22 August 2019 14:09 UTC](https://discourse.nodered.org/t/failed-to-load-syntax-error/14642 "2019-08-22T14:09:21Z")

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Hi. After a change from dhcp to static ip and node red port from 1880 to 5003 on raspbian. I got this error. See Picture Do i need to chnge something else to get this to work? /Niclas

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## [How to debug an own node with the node.js debugger?](https://discourse.nodered.org/t/how-to-debug-an-own-node-with-the-node-js-debugger/5737)

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**Author:** [@noir](https://discourse.nodered.org/u/noir)\
**Replies:** 7\
**Last updated:** [22 August 2019 13:54 UTC](https://discourse.nodered.org/t/how-to-debug-an-own-node-with-the-node-js-debugger/5737 "2019-08-22T13:54:43Z")

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I'm creating an own node but I'm stuck with it so I want to find the error with the node.js debugger. However, setting breakpoints in any node seems not to work at all. Forgive me when this looks a bit hacky to you - I'…

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## [Bug in dashboard/slider node?](https://discourse.nodered.org/t/bug-in-dashboard-slider-node/14631)

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**Author:** [@krambriw](https://discourse.nodered.org/u/krambriw)\
**Replies:** 10\
**Last updated:** [22 August 2019 13:53 UTC](https://discourse.nodered.org/t/bug-in-dashboard-slider-node/14631 "2019-08-22T13:53:58Z")

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Hi, I just wonder if this is an expected functionality or not: In the slider node, when configured "continuously while sliding", the node send both the min and max values without a problem when at the "outer ends" even …

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## [Dump Global contents to dashboard](https://discourse.nodered.org/t/dump-global-contents-to-dashboard/14639)

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**Author:** [@SeRiusRod](https://discourse.nodered.org/u/SeRiusRod)\
**Replies:** 6\
**Last updated:** [22 August 2019 11:56 UTC](https://discourse.nodered.org/t/dump-global-contents-to-dashboard/14639 "2019-08-22T11:56:19Z")

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Hi, I'm trying to dump the contents of global object into a dashboard, but I'm not having success. In my node-red, I persist the values of my sensors per room in the global object, like: global.rooms.living - temperatu…

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## [Dashboard UI node in popup](https://discourse.nodered.org/t/dashboard-ui-node-in-popup/14640)

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**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\
**Replies:** 1\
**Last updated:** [22 August 2019 11:36 UTC](https://discourse.nodered.org/t/dashboard-ui-node-in-popup/14640 "2019-08-22T11:36:29Z")

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Hi folks, Via a Template-node it is possible to show html content in a popup dialog. However I was now wondering if it is also possible to show a UI node (node-red-contrib-ui-xxxxxx) in a modal popup dialog, i.e. on to…

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## [Textarea is not holding the value](https://discourse.nodered.org/t/textarea-is-not-holding-the-value/14634)

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**Author:** [@Sanketp](https://discourse.nodered.org/u/Sanketp)\
**Replies:** 13\
**Last updated:** [22 August 2019 10:28 UTC](https://discourse.nodered.org/t/textarea-is-not-holding-the-value/14634 "2019-08-22T10:28:56Z")

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My text area in node is not holding the value after clicking done.

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## [Writing to array elements](https://discourse.nodered.org/t/writing-to-array-elements/14628)

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**Author:** [@Jono](https://discourse.nodered.org/u/Jono)\
**Replies:** 8\
**Last updated:** [22 August 2019 09:09 UTC](https://discourse.nodered.org/t/writing-to-array-elements/14628 "2019-08-22T09:09:10Z")

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Hi All, Hopefully someone can help me out here, I’ve been using node red for a while now, and whilst I can get round most thing, with some knowledge of c the syntax of JavaScript I’m struggling with and I’m guessing the…

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## [TypeError: Cannot read property 'replace' of undefined](https://discourse.nodered.org/t/typeerror-cannot-read-property-replace-of-undefined/14632)

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**Author:** [@stud](https://discourse.nodered.org/u/stud)\
**Replies:** 2\
**Last updated:** [22 August 2019 09:04 UTC](https://discourse.nodered.org/t/typeerror-cannot-read-property-replace-of-undefined/14632 "2019-08-22T09:04:53Z")

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Hi, I have a problem with my function node. first of all, I have an array and I want to replace the points into commas and parse String into numbers. But it always says that the 'replace' is undefined. Why? can somebod…

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## [How to save your flows](https://discourse.nodered.org/t/how-to-save-your-flows/14620)

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**Author:** [@Johannes](https://discourse.nodered.org/u/Johannes)\
**Replies:** 7\
**Last updated:** [22 August 2019 08:28 UTC](https://discourse.nodered.org/t/how-to-save-your-flows/14620 "2019-08-22T08:28:03Z")

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Hi, beginner to Node red , running on a Rasbian ,made som flows , and re bootet the rapberry pi. Can not find them , are the not autosaved? anybody knows the default folder for made flows? Thx in advance :slight\_smile…

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## [How to expose a Node-red server online (keeping the server running at the device)?](https://discourse.nodered.org/t/how-to-expose-a-node-red-server-online-keeping-the-server-running-at-the-device/14522)

<div class="topic-metadata">

**Author:** [@AttylaLino](https://discourse.nodered.org/u/AttylaLino)\
**Replies:** 7\
**Last updated:** [22 August 2019 08:16 UTC](https://discourse.nodered.org/t/how-to-expose-a-node-red-server-online-keeping-the-server-running-at-the-device/14522 "2019-08-22T08:16:14Z")

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I need to expose a Node-red server running at localhost at the port 1880 to the internet. However, according to the product requirement, it must be done with a "plug and play" feeling, which means, no ddns or further net…

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## [Help parsing nested JSON data](https://discourse.nodered.org/t/help-parsing-nested-json-data/14586)

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**Author:** [@lineal](https://discourse.nodered.org/u/lineal)\
**Replies:** 7\
**Last updated:** [22 August 2019 06:50 UTC](https://discourse.nodered.org/t/help-parsing-nested-json-data/14586 "2019-08-22T06:50:29Z")

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Hi, I intend to monitor data from a PLC in the form of a bar graph. I am able to get the JSON data, but I'm new to node red and I'm having trouble extracting data from JSON in msg.payload. My JSON looks something like …

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