# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1382

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

**Page:** 1383

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## [IBM Cloud + Node-RED + Passport oAuth](https://discourse.nodered.org/t/ibm-cloud-node-red-passport-oauth/1467)

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**Author:** [@anwarbashir](https://discourse.nodered.org/u/anwarbashir)\
**Replies:** 0\
**Last updated:** [9 July 2018 14:18 UTC](https://discourse.nodered.org/t/ibm-cloud-node-red-passport-oauth/1467 "2018-07-09T14:18:56Z")

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Hi, I am trying to figure out how to configure Node-RED on IBM Cloud. I have a instance with toolchain and connected to Passport. I am using this document https://console.bluemix.net/docs/services/Inversoft/index.html to…

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## [Is the documention right on node context?](https://discourse.nodered.org/t/is-the-documention-right-on-node-context/1463)

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**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\
**Replies:** 2\
**Last updated:** [9 July 2018 13:03 UTC](https://discourse.nodered.org/t/is-the-documention-right-on-node-context/1463 "2018-07-09T13:03:39Z")

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I'm writing a function node that needs to use the node context but on https://nodered.org/docs/creating-nodes/context it shows // Access the node's context object var context = this.context(); var count = context.get(…

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## [Error after selecting data from SQLITE](https://discourse.nodered.org/t/error-after-selecting-data-from-sqlite/1457)

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**Author:** [@YT2310](https://discourse.nodered.org/u/YT2310)\
**Replies:** 5\
**Last updated:** [9 July 2018 10:12 UTC](https://discourse.nodered.org/t/error-after-selecting-data-from-sqlite/1457 "2018-07-09T10:12:05Z")

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Hello, as written in the Topic, i got a Little Problem with getting data from my SQLITE. after I trie to get the data from the databank, there is this error: \> 09.7.2018, 10:49:27node: Objekt für Stückzahlfunction : (…

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## [Alter ymax for ui\_chart](https://discourse.nodered.org/t/alter-ymax-for-ui-chart/1456)

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**Author:** [@BeeryBen](https://discourse.nodered.org/u/BeeryBen)\
**Replies:** 2\
**Last updated:** [9 July 2018 07:55 UTC](https://discourse.nodered.org/t/alter-ymax-for-ui-chart/1456 "2018-07-09T07:55:36Z")

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Hi - I've used someones example to change the ymax but I can't get it working. Can someone point me in the right direction? This is what I've go so far. Any help is much appreciated. \[{"id":"9762fcb0.8b494","type":"ui\_b…

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## [Error to Install Node Home Assistant](https://discourse.nodered.org/t/error-to-install-node-home-assistant/1443)

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**Author:** [@dedynobre](https://discourse.nodered.org/u/dedynobre)\
**Replies:** 8\
**Last updated:** [9 July 2018 06:58 UTC](https://discourse.nodered.org/t/error-to-install-node-home-assistant/1443 "2018-07-09T06:58:09Z")

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HI, I'm trying to install node-red-contrib-home-assistant and it has the following error: pi@raspberrypi:~ $ sudo npm install node-red-contrib-home-assistant npm ERR! code 128 npm ERR! Command failed: /usr/bin/git cl…

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## [Modbus Node red](https://discourse.nodered.org/t/modbus-node-red/1319)

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**Author:** [@loalosa](https://discourse.nodered.org/u/loalosa)\
**Replies:** 5\
**Last updated:** [9 July 2018 06:44 UTC](https://discourse.nodered.org/t/modbus-node-red/1319 "2018-07-09T06:44:29Z")

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Hello, I would be extremely grateful for your help, I have to import records into node red via a fixed Modbuswith wifi, in a time interval. I have worked with node red very little so far. That is why I am currently faci…

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## [Append to payload message string](https://discourse.nodered.org/t/append-to-payload-message-string/1386)

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**Author:** [@sarogersz](https://discourse.nodered.org/u/sarogersz)\
**Replies:** 3\
**Last updated:** [8 July 2018 19:23 UTC](https://discourse.nodered.org/t/append-to-payload-message-string/1386 "2018-07-08T19:23:10Z")

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Somewhere I caught that "change" node has regular expression capabilities but not sure where that is documented, if it's true. At the moment I need to append and prepend to messages. I am currently doing this in JS in…

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## [Did I cause a loop in Node-Red?](https://discourse.nodered.org/t/did-i-cause-a-loop-in-node-red/1448)

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**Author:** [@michaelblight](https://discourse.nodered.org/u/michaelblight)\
**Replies:** 5\
**Last updated:** [8 July 2018 16:10 UTC](https://discourse.nodered.org/t/did-i-cause-a-loop-in-node-red/1448 "2018-07-08T16:10:29Z")

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I've started moving some of my nodes to Subflows. I thought it would be good to have some "unit tests" of those subflows inside the subflow itself. However, the second I hit Deploy, Node Red went out to lunch and never c…

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## [The FILE node and the ACTION setting](https://discourse.nodered.org/t/the-file-node-and-the-action-setting/1441)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 0\
**Last updated:** [8 July 2018 02:41 UTC](https://discourse.nodered.org/t/the-file-node-and-the-action-setting/1441 "2018-07-08T02:41:19Z")

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Sorry, (I nearly shot myself in the foot a few moments ago, but found the answer to the question - kind of.) How do I change the "action" of the node between APPEND, OVERWRITE and DELETE? Do I need separate nodes or ca…

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## [Tinkerboard GPIO issues](https://discourse.nodered.org/t/tinkerboard-gpio-issues/1181)

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**Author:** [@karlbo](https://discourse.nodered.org/u/karlbo)\
**Replies:** 5\
**Last updated:** [7 July 2018 14:29 UTC](https://discourse.nodered.org/t/tinkerboard-gpio-issues/1181 "2018-07-07T14:29:32Z")

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Hi there, anyone tried Node-red on tinkerboard yet? im having trouble getting to use the gpio pins. suggestions? Karl

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## [This error is not making sense](https://discourse.nodered.org/t/this-error-is-not-making-sense/1408)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 2\
**Last updated:** [7 July 2018 11:22 UTC](https://discourse.nodered.org/t/this-error-is-not-making-sense/1408 "2018-07-07T11:22:49Z")

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Sorry folks, but one things has lead to another. This is the FLOW and errors I am seeing. Taking the name of the error how it can't open the file, the nodes with that name are shown (but one which is under the edit win…

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## [Cyclical crashing](https://discourse.nodered.org/t/cyclical-crashing/1208)

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**Author:** [@Nagrom](https://discourse.nodered.org/u/Nagrom)\
**Replies:** 11\
**Last updated:** [7 July 2018 06:49 UTC](https://discourse.nodered.org/t/cyclical-crashing/1208 "2018-07-07T06:49:52Z")

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I'm new to this and have been noodling around with a couple of Sonoff switches and MQTT. The Sonoff nodes have been installed for some time now. Suddenly I'm getting cyclical crashing when Node-red starts. Here is the l…

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## [How fast can you update a line chart on the dashboard?](https://discourse.nodered.org/t/how-fast-can-you-update-a-line-chart-on-the-dashboard/1404)

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**Author:** [@elmusico101](https://discourse.nodered.org/u/elmusico101)\
**Replies:** 3\
**Last updated:** [7 July 2018 00:03 UTC](https://discourse.nodered.org/t/how-fast-can-you-update-a-line-chart-on-the-dashboard/1404 "2018-07-07T00:03:45Z")

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I'm trying to show sensor data as fast as I can ex. 20Hz or 50Hz. Is it possible to update the line chart on the dashboard in realtime? or as soon as the data is transferred to that node? Thanks!!!

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## [Monitoring and starting service](https://discourse.nodered.org/t/monitoring-and-starting-service/1330)

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**Author:** [@dedynobre](https://discourse.nodered.org/u/dedynobre)\
**Replies:** 23\
**Last updated:** [6 July 2018 20:18 UTC](https://discourse.nodered.org/t/monitoring-and-starting-service/1330 "2018-07-06T20:18:06Z")

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Hi! Is there any way to monitor a linux service and if in case it is stopped to start the same?

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## [Non-Volatile memory/storage](https://discourse.nodered.org/t/non-volatile-memory-storage/1362)

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**Author:** [@sweetwater](https://discourse.nodered.org/u/sweetwater)\
**Replies:** 9\
**Last updated:** [6 July 2018 15:22 UTC](https://discourse.nodered.org/t/non-volatile-memory-storage/1362 "2018-07-06T15:22:20Z")

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Been having good success working with Node Red, implementing our prototype. One of the last obstacle is the data storage. We have some User Inputs that are periodically updated. The data is then used to update the Use…

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## [Problems running node-red as a service(unrecognized service)](https://discourse.nodered.org/t/problems-running-node-red-as-a-service-unrecognized-service/1187)

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**Author:** [@ThanosMel](https://discourse.nodered.org/u/ThanosMel)\
**Replies:** 8\
**Last updated:** [6 July 2018 14:45 UTC](https://discourse.nodered.org/t/problems-running-node-red-as-a-service-unrecognized-service/1187 "2018-07-06T14:45:42Z")

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Hello guys, i have recently downloaded and installed node-red on my rp1 that runs Jessie via the bash command. However when i try to start node-red as a service with node-red-start the following error appears and nodered…

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## [Buffer Conversion](https://discourse.nodered.org/t/buffer-conversion/1217)

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**Author:** [@BQ06](https://discourse.nodered.org/u/BQ06)\
**Replies:** 2\
**Last updated:** [6 July 2018 13:39 UTC](https://discourse.nodered.org/t/buffer-conversion/1217 "2018-07-06T13:39:56Z")

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Hello, I try to convert a buffer with no luck … The msg.payload is: buffer\[2\]raw 0: 0xc 1: 0xda And the conversion expected is: 24,84 Somebody can help me? Thanks Ben

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## [JSON Error in Node-RED](https://discourse.nodered.org/t/json-error-in-node-red/1396)

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**Author:** [@Bhoemio](https://discourse.nodered.org/u/Bhoemio)\
**Replies:** 1\
**Last updated:** [6 July 2018 13:13 UTC](https://discourse.nodered.org/t/json-error-in-node-red/1396 "2018-07-06T13:13:51Z")

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Hello everyone, I am trying to get a output in a JSON format, but I'm getting the following error: "Unexpected token = in JSON at position 0". How can I solve this problem?

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## [Email attachment](https://discourse.nodered.org/t/email-attachment/1373)

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**Author:** [@barry](https://discourse.nodered.org/u/barry)\
**Replies:** 9\
**Last updated:** [6 July 2018 12:44 UTC](https://discourse.nodered.org/t/email-attachment/1373 "2018-07-06T12:44:51Z")

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Hi Guys, I’m relatively new to programing and would appreciate any help. I’ve created an .ods document and would like to email it as an attachment. Regard Barry

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## [How to sort data in HTML](https://discourse.nodered.org/t/how-to-sort-data-in-html/1393)

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**Author:** [@YT2310](https://discourse.nodered.org/u/YT2310)\
**Replies:** 7\
**Last updated:** [6 July 2018 08:31 UTC](https://discourse.nodered.org/t/how-to-sort-data-in-html/1393 "2018-07-06T08:31:26Z")

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Hello, I m trying to Display some data on a html request with the http in-node. My Problem now is that i take the data from a csv file and can t sort them at the html request.. All i got is shown in the first Picture P…

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## [Flow infinite looping](https://discourse.nodered.org/t/flow-infinite-looping/1392)

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**Author:** [@ThanosMel](https://discourse.nodered.org/u/ThanosMel)\
**Replies:** 1\
**Last updated:** [6 July 2018 07:43 UTC](https://discourse.nodered.org/t/flow-infinite-looping/1392 "2018-07-06T07:43:01Z")

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Hello, i want to update flows remotely. So i have this flow , i first send a get request to take the new flows ,then i check if the new flows are the same with the current ones. If the new flows are not the same with the…

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## [Nodes' edit dialog boxes no longer open](https://discourse.nodered.org/t/nodes-edit-dialog-boxes-no-longer-open/1287)

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**Author:** [@PixelatedEngineer](https://discourse.nodered.org/u/PixelatedEngineer)\
**Replies:** 5\
**Last updated:** [6 July 2018 06:12 UTC](https://discourse.nodered.org/t/nodes-edit-dialog-boxes-no-longer-open/1287 "2018-07-06T06:12:34Z")

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I installed node-red on my raspberry pi. I’ve created a few flows with no problems. I added some new custom nodes, and with the latest addition I’ve lost the ability to edit any nodes. I had difficulties installing SQL…

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## [No such file or directory](https://discourse.nodered.org/t/no-such-file-or-directory/1338)

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**Author:** [@Tangental](https://discourse.nodered.org/u/Tangental)\
**Replies:** 8\
**Last updated:** [5 July 2018 23:46 UTC](https://discourse.nodered.org/t/no-such-file-or-directory/1338 "2018-07-05T23:46:21Z")

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I have Docker Swarm with node-red running. I have used a simple flow to try and read a HelloWorld.py script \[EXEC\] with no joy. I had modified it to “cat /etc/pam.conf” and it works. I am sure I am missing something si…

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## [Flows stopped due to missing node types](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types/1384)

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**Author:** [@georgeena\_thomas](https://discourse.nodered.org/u/georgeena_thomas)\
**Replies:** 2\
**Last updated:** [5 July 2018 20:54 UTC](https://discourse.nodered.org/t/flows-stopped-due-to-missing-node-types/1384 "2018-07-05T20:54:46Z")

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I keep getting this error. My flows were working fine , I restarted them the next day and I got this error. Any suggestions on what this could be ? I already checked configuration nodes and that was of no luck

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## [\[FR\] Ghost nodes](https://discourse.nodered.org/t/fr-ghost-nodes/1336)

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**Author:** [@moebius](https://discourse.nodered.org/u/moebius)\
**Replies:** 6\
**Last updated:** [5 July 2018 20:43 UTC](https://discourse.nodered.org/t/fr-ghost-nodes/1336 "2018-07-05T20:43:24Z")

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In larger projects the need of copy & paste the same functionality (nodes) over and over again is a real pita. To end this, one possibility would be “ghosts” or “clones”. A ghost is an instance of the original and has …

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## [Disable smart quotes](https://discourse.nodered.org/t/disable-smart-quotes/1382)

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**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 1\
**Last updated:** [5 July 2018 20:38 UTC](https://discourse.nodered.org/t/disable-smart-quotes/1382 "2018-07-05T20:38:16Z")

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Is it possible to configure Discourse so that it does not convert quotes to smart quotes? As far as I can see this feature has no benefit to us and wastes a lot of time when trying to import flows.

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## [Azure IoT Hub - not working and cannot update](https://discourse.nodered.org/t/azure-iot-hub-not-working-and-cannot-update/1360)

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**Author:** [@PK-MO](https://discourse.nodered.org/u/PK-MO)\
**Replies:** 3\
**Last updated:** [5 July 2018 17:41 UTC](https://discourse.nodered.org/t/azure-iot-hub-not-working-and-cannot-update/1360 "2018-07-05T17:41:12Z")

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I’m a bit stuck here and would appreciate any help that I can get. I simply cannot send data up to Azure - even using the standard example found here: https://flows.nodered.org/node/node-red-contrib-azureiothubnode I …

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## [Email node - how to change the encode](https://discourse.nodered.org/t/email-node-how-to-change-the-encode/1372)

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**Author:** [@mrahmadt](https://discourse.nodered.org/u/mrahmadt)\
**Replies:** 1\
**Last updated:** [5 July 2018 17:37 UTC](https://discourse.nodered.org/t/email-node-how-to-change-the-encode/1372 "2018-07-05T17:37:07Z")

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Hello Team, I’m new here so maybe this is a silly question, sorry :slight\_smile: I’m trying to use the email node to check my Gmail account for new email, this is working fine so far but my issue is about the email enc…

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## [Hi! I want to contribute](https://discourse.nodered.org/t/hi-i-want-to-contribute/1370)

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**Author:** [@coolbeans47](https://discourse.nodered.org/u/coolbeans47)\
**Replies:** 0\
**Last updated:** [5 July 2018 16:16 UTC](https://discourse.nodered.org/t/hi-i-want-to-contribute/1370 "2018-07-05T16:16:48Z")

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I am experienced developer and someone who for many years have been a big fan of visual flow type programming and when I came across node-red a few years ago I was impressed with the tooling and capabilities of it. My ba…

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## [Palette Installation](https://discourse.nodered.org/t/palette-installation/1366)

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**Author:** [@FrankD](https://discourse.nodered.org/u/FrankD)\
**Replies:** 1\
**Last updated:** [5 July 2018 15:41 UTC](https://discourse.nodered.org/t/palette-installation/1366 "2018-07-05T15:41:47Z")

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Hello I’m a node-red newbie. I’m trying to install the modbus “node-red-contrib-modbus” Palette. The instructions say to run the blablabla command in the “root directory of your Node-Red install”. Question is how do i l…

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