# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1350

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

**Page:** 1351

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## [Dashboard changes hosed me](https://discourse.nodered.org/t/dashboard-changes-hosed-me/4470)

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**Author:** [@i8beef](https://discourse.nodered.org/u/i8beef)\
**Replies:** 2\
**Last updated:** [1 November 2018 18:17 UTC](https://discourse.nodered.org/t/dashboard-changes-hosed-me/4470 "2018-11-01T18:17:49Z")

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I upgraded my Dashboard instance to 2.10.1 and I have two new issues. My menu, which I have set to black, suddenly the items on the menu inherit the colors used on md-list-item.\_md-button-wrap \> div.md-button Your n…

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## [Upgrade Node-Red - sqldbs install error](https://discourse.nodered.org/t/upgrade-node-red-sqldbs-install-error/4481)

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**Author:** [@jfehl](https://discourse.nodered.org/u/jfehl)\
**Replies:** 8\
**Last updated:** [1 November 2018 16:59 UTC](https://discourse.nodered.org/t/upgrade-node-red-sqldbs-install-error/4481 "2018-11-01T16:59:26Z")

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I just upgraded Node-Red and was able to install all the previously installed Node packages except node-red-contrib-sqldbs. The log file is attached. 2018-11-01T15\_32\_44\_994Z-debug.log.txt (272.4 KB)

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## [ON and OFF delay timer](https://discourse.nodered.org/t/on-and-off-delay-timer/4405)

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**Author:** [@cpyandy](https://discourse.nodered.org/u/cpyandy)\
**Replies:** 3\
**Last updated:** [1 November 2018 13:07 UTC](https://discourse.nodered.org/t/on-and-off-delay-timer/4405 "2018-11-01T13:07:10Z")

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Hey folks, I am building an alarm system logic with dashboard ui, I am looking for ON delay function which I can delay the alarm set for 1 minutes and no delay when alarm system been switched off manually on dashboard. A…

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## [Crypto Miner Abuse/Malware](https://discourse.nodered.org/t/crypto-miner-abuse-malware/3397)

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**Author:** [@stupifier](https://discourse.nodered.org/u/stupifier)\
**Replies:** 20\
**Last updated:** [30 September 2018 12:48 UTC](https://discourse.nodered.org/t/crypto-miner-abuse-malware/3397 "2018-09-30T12:48:34Z")

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Just thought I'd share a little experience I had yesterday regarding a Crypto Miner I discovered inside my Node-Red. I have Node-Red in a Docker Container and noticed my server CPU usage spiked to nearly 100% full-time. …

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## [(Solved) Button Order Displaying Incorrectly](https://discourse.nodered.org/t/solved-button-order-displaying-incorrectly/4471)

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**Author:** [@whatsupskip](https://discourse.nodered.org/u/whatsupskip)\
**Replies:** 2\
**Last updated:** [1 November 2018 06:24 UTC](https://discourse.nodered.org/t/solved-button-order-displaying-incorrectly/4471 "2018-11-01T06:24:13Z")

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Configuration: Node-Red 0.19.5, Dashboard 2.10.1 I have made a simple Dashboard with about ten buttons on it, but they are not displaying in the order that they are configured in. The "Study Cool 26" and "Study Cool 23"…

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## [AND gate inputs](https://discourse.nodered.org/t/and-gate-inputs/4197)

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**Author:** [@mustafa](https://discourse.nodered.org/u/mustafa)\
**Replies:** 29\
**Last updated:** [31 October 2018 21:52 UTC](https://discourse.nodered.org/t/and-gate-inputs/4197 "2018-10-31T21:52:54Z")

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Hi I have this flow below and i want to put AND gate so when the output of the function (Calculate Percentage) decreased to 10 the AND gate gives output so I can run on of GPIOs of the raspberry pi. I put the AND gate …

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## [How to set images and save files in Node-Red using Ubuntu Core](https://discourse.nodered.org/t/how-to-set-images-and-save-files-in-node-red-using-ubuntu-core/4453)

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**Author:** [@Belen](https://discourse.nodered.org/u/Belen)\
**Replies:** 7\
**Last updated:** [31 October 2018 17:48 UTC](https://discourse.nodered.org/t/how-to-set-images-and-save-files-in-node-red-using-ubuntu-core/4453 "2018-10-31T17:48:12Z")

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Hi! I want to set local images in dashboard too, but I have node-red installed in one Dell 3003 series, using Ubuntu Core. I'm extremely new on this (on ubuntu, I refer) and I don't know in where file dispose the httpSt…

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## [\[SOLVED\]The dreaded "query not defined as a string" mysql](https://discourse.nodered.org/t/solved-the-dreaded-query-not-defined-as-a-string-mysql/4432)

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**Author:** [@lamachine](https://discourse.nodered.org/u/lamachine)\
**Replies:** 5\
**Last updated:** [31 October 2018 16:23 UTC](https://discourse.nodered.org/t/solved-the-dreaded-query-not-defined-as-a-string-mysql/4432 "2018-10-31T16:23:54Z")

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I am fighting to insert into MySQL. I tried format node without success, and have worked my way to a function node. Just for perspective, I have several hours of Node-Red experience and followed MySQL example to chart …

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## [Array, I just do not get it right](https://discourse.nodered.org/t/array-i-just-do-not-get-it-right/4424)

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**Author:** [@Aviation](https://discourse.nodered.org/u/Aviation)\
**Replies:** 9\
**Last updated:** [31 October 2018 12:07 UTC](https://discourse.nodered.org/t/array-i-just-do-not-get-it-right/4424 "2018-10-31T12:07:35Z")

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Dear all, it looks like I have a misunderstanding with arrays, where I just not come across. I have the following code in a function node: var localStations = flow.get("dataStations"); localStations = ( typeof localSt…

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## [Dashboard node grid size property](https://discourse.nodered.org/t/dashboard-node-grid-size-property/4448)

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**Author:** [@DerekG007](https://discourse.nodered.org/u/DerekG007)\
**Replies:** 4\
**Last updated:** [31 October 2018 09:53 UTC](https://discourse.nodered.org/t/dashboard-node-grid-size-property/4448 "2018-10-31T09:53:48Z")

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Hello, I'm sure this is an enhancement request, but I would know if there is any way possible to increase the width limit from 6 on the size property of the dashboard node. I would like to display a detailed data table…

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## [Calling a command line Node.js file](https://discourse.nodered.org/t/calling-a-command-line-node-js-file/4437)

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**Author:** [@jewendt](https://discourse.nodered.org/u/jewendt)\
**Replies:** 1\
**Last updated:** [31 October 2018 07:11 UTC](https://discourse.nodered.org/t/calling-a-command-line-node-js-file/4437 "2018-10-31T07:11:23Z")

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I found some example Node.js applications that I would like to use within node red. I was successful at using the Exec node and called it via the a command like this "node "c:\\testjs\\test.js"" I keep thinking that the…

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## [Bar chart fill property](https://discourse.nodered.org/t/bar-chart-fill-property/4411)

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**Author:** [@abra](https://discourse.nodered.org/u/abra)\
**Replies:** 11\
**Last updated:** [31 October 2018 06:02 UTC](https://discourse.nodered.org/t/bar-chart-fill-property/4411 "2018-10-31T06:02:54Z")

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Is it possible to display only a line with the actual value when using a bar chart, instead of filling it ? If yes, is it possible to put 2 different values in the same bar chart, both displayed as a line (eventually wi…

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## [Web-push for local use?](https://discourse.nodered.org/t/web-push-for-local-use/2940)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 23\
**Last updated:** [31 October 2018 04:38 UTC](https://discourse.nodered.org/t/web-push-for-local-use/2940 "2018-10-31T04:38:21Z")

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I am trying to get a system so if something happens, I get a notification. So web-push node looks possible. But I am not sure if there is a better node to do that. I don't know if there is another way, so I guess I am…

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## [Send data to Mariadb using NodeRed ("Error: ER\_EMPTY\_QUERY: Query was empty")](https://discourse.nodered.org/t/send-data-to-mariadb-using-nodered-error-er-empty-query-query-was-empty/4356)

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**Author:** [@tramanah](https://discourse.nodered.org/u/tramanah)\
**Replies:** 5\
**Last updated:** [31 October 2018 01:44 UTC](https://discourse.nodered.org/t/send-data-to-mariadb-using-nodered-error-er-empty-query-query-was-empty/4356 "2018-10-31T01:44:41Z")

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Hi, i am sending data to Mariadb and its works fine using Node RED. Its pop up error in idea situation where no data been send. While the code end in else conditions the error message pop up. May I know how to over this…

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## [Red-node Crashs](https://discourse.nodered.org/t/red-node-crashs/4387)

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**Author:** [@pcpaulo](https://discourse.nodered.org/u/pcpaulo)\
**Replies:** 16\
**Last updated:** [30 October 2018 21:38 UTC](https://discourse.nodered.org/t/red-node-crashs/4387 "2018-10-30T21:38:26Z")

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My Node Red crashed during this week end, and i am getting this error message: Error loading settings file: /home/pi/.node-red/settings.js ReferenceError: document is not defined at Object. (/home/pi/.node-red/setting…

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## [Light sequence with HueMagic](https://discourse.nodered.org/t/light-sequence-with-huemagic/4318)

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**Author:** [@Ben](https://discourse.nodered.org/u/Ben)\
**Replies:** 4\
**Last updated:** [30 October 2018 20:02 UTC](https://discourse.nodered.org/t/light-sequence-with-huemagic/4318 "2018-10-30T20:02:04Z")

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Hi, im pretty new to Node-red, but my goal is to make a light sequence with Philips hue. The flow works fine untill delay nr 2. Both 10s delays activates almost at the same time, which messes up the sequence. Is there a…

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## [Raspberry PI3 Nodered launch error](https://discourse.nodered.org/t/raspberry-pi3-nodered-launch-error/4393)

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**Author:** [@wtrk](https://discourse.nodered.org/u/wtrk)\
**Replies:** 15\
**Last updated:** [30 October 2018 19:03 UTC](https://discourse.nodered.org/t/raspberry-pi3-nodered-launch-error/4393 "2018-10-30T19:03:51Z")

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I have problem with my node-red in RPI3. Why always gives an error, The error log is 29 Oct 21:38:57 - \[info\] Starting flows TypeError: Cannot read property 'config' of null at addWidget (/home/pi/.node-red/node\_modu…

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## [Using node-red-contrib-semaphore](https://discourse.nodered.org/t/using-node-red-contrib-semaphore/4398)

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**Author:** [@Paul-Reed](https://discourse.nodered.org/u/Paul-Reed)\
**Replies:** 3\
**Last updated:** [30 October 2018 14:44 UTC](https://discourse.nodered.org/t/using-node-red-contrib-semaphore/4398 "2018-10-30T14:44:19Z")

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Trying not to go OT from this thread.... The node readme is very basic, and has no example flow. @Colin I'm struggling to understand how this node would work in a flow environment? Paul

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## [Specify Cipher for MQTT](https://discourse.nodered.org/t/specify-cipher-for-mqtt/4410)

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**Author:** [@m2mi](https://discourse.nodered.org/u/m2mi)\
**Replies:** 1\
**Last updated:** [30 October 2018 12:38 UTC](https://discourse.nodered.org/t/specify-cipher-for-mqtt/4410 "2018-10-30T12:38:38Z")

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Is there a way to specify the preferred openssl TLS cipher in node-red? For example, TLS\_ECDHE\_RSA\_WITH\_AES\_128\_GCM\_SHA256 Thanks in advance!

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## [Multiple instance management for template node user interfaces?](https://discourse.nodered.org/t/multiple-instance-management-for-template-node-user-interfaces/4384)

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**Author:** [@vtgav](https://discourse.nodered.org/u/vtgav)\
**Replies:** 3\
**Last updated:** [30 October 2018 11:30 UTC](https://discourse.nodered.org/t/multiple-instance-management-for-template-node-user-interfaces/4384 "2018-10-30T11:30:10Z")

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This may well be a stupid question, in which case apologies for wasting peoples time . . . I have a node-red app which offers out a dynamic web interface using a template node and websocket for dynamic interaction. Mult…

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## [Develop node: button alignment](https://discourse.nodered.org/t/develop-node-button-alignment/4381)

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**Author:** [@BGoll](https://discourse.nodered.org/u/BGoll)\
**Replies:** 11\
**Last updated:** [30 October 2018 06:21 UTC](https://discourse.nodered.org/t/develop-node-button-alignment/4381 "2018-10-30T06:21:50Z")

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Hey everyone, I develop a custom node which connects to a sensor which is locally connected via USB. The node reads the sensor values and sends them as outputs. Now I want the user to be able to deactivate the node so n…

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## [Perform AND function](https://discourse.nodered.org/t/perform-and-function/4371)

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**Author:** [@cpyandy](https://discourse.nodered.org/u/cpyandy)\
**Replies:** 2\
**Last updated:** [30 October 2018 02:55 UTC](https://discourse.nodered.org/t/perform-and-function/4371 "2018-10-30T02:55:54Z")

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Hi all, Sorry if this question is too basic for you guys, I am quite new to node red world. I have two inputs, one from mqtt with payload "1", another input from dashboard switch which I have set the ON payload to "1" …

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## [Extending the search box](https://discourse.nodered.org/t/extending-the-search-box/4388)

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**Author:** [@malinthasa](https://discourse.nodered.org/u/malinthasa)\
**Replies:** 4\
**Last updated:** [29 October 2018 21:19 UTC](https://discourse.nodered.org/t/extending-the-search-box/4388 "2018-10-29T21:19:09Z")

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Hi, We can use the default search box (filter nodes) for searching installed nodes by their name. I want to extend the default search functionality to look-up nodes not only by name but also the description (other infor…

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## [Explicitly define the order of topics in dashboard chart](https://discourse.nodered.org/t/explicitly-define-the-order-of-topics-in-dashboard-chart/4380)

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**Author:** [@daha76](https://discourse.nodered.org/u/daha76)\
**Replies:** 1\
**Last updated:** [29 October 2018 20:51 UTC](https://discourse.nodered.org/t/explicitly-define-the-order-of-topics-in-dashboard-chart/4380 "2018-10-29T20:51:33Z")

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Hello, I have feature request for dashboard chart component. I was working on my very first dashboard and I would like to display several values in one chart with specific colors. I found some solution but some are com…

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## [Saving dual line graph state to file gives write error, still works](https://discourse.nodered.org/t/saving-dual-line-graph-state-to-file-gives-write-error-still-works/3514)

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**Author:** [@OverWorldD](https://discourse.nodered.org/u/OverWorldD)\
**Replies:** 7\
**Last updated:** [29 October 2018 08:55 UTC](https://discourse.nodered.org/t/saving-dual-line-graph-state-to-file-gives-write-error-still-works/3514 "2018-10-29T08:55:38Z")

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Hi! First time poster, hope I'm making sense... I have got a flow that uses the graph node with two different msg.topics at the input to graph two lines. I also have single graphs. All graph states are saved in textfile…

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## [DHT Sensor error](https://discourse.nodered.org/t/dht-sensor-error/4368)

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**Author:** [@Pac8](https://discourse.nodered.org/u/Pac8)\
**Replies:** 3\
**Last updated:** [29 October 2018 08:29 UTC](https://discourse.nodered.org/t/dht-sensor-error/4368 "2018-10-29T08:29:43Z")

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Can any one help with below error codes when installing DHT node for pi3. Many thanks Installation of module node-red-contrib-dht-sensor failed:" 10/28/2018, 9:14:55 PMmsg : string\[42\] "------------------------------…

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## [Convert Decimal to Hex and split into significant bytes](https://discourse.nodered.org/t/convert-decimal-to-hex-and-split-into-significant-bytes/4271)

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**Author:** [@jfehl](https://discourse.nodered.org/u/jfehl)\
**Replies:** 5\
**Last updated:** [29 October 2018 00:07 UTC](https://discourse.nodered.org/t/convert-decimal-to-hex-and-split-into-significant-bytes/4271 "2018-10-29T00:07:20Z")

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I have a situation where I need to convert a decimal number into hex and then separate into significant bytes so they can be placed into a Buffer separately. Example: I need to take an input of 300 and split the 12C in…

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## [Node-red, Darksky, data array](https://discourse.nodered.org/t/node-red-darksky-data-array/2083)

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**Author:** [@badprogrammer](https://discourse.nodered.org/u/badprogrammer)\
**Replies:** 14\
**Last updated:** [28 October 2018 23:45 UTC](https://discourse.nodered.org/t/node-red-darksky-data-array/2083 "2018-10-28T23:45:18Z")

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Hi, On my project of weather I use Node-Red on Raspberry pi, I have a dashboard with many informations come from sensors, bme280, dht 22, and 18B20 temps sensors. In the same time I take informations from Darksy for for…

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## [Charting of future data](https://discourse.nodered.org/t/charting-of-future-data/983)

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**Author:** [@Goofy2k](https://discourse.nodered.org/u/Goofy2k)\
**Replies:** 9\
**Last updated:** [28 October 2018 22:04 UTC](https://discourse.nodered.org/t/charting-of-future-data/983 "2018-10-28T22:04:36Z")

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Hi, I want to chart weather predictions, that are obviously in the future. The actual data are in the payload property. I have a property dt where the timestamp (in the future) belonging to these data is. The chart node…

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## [Homekit-bridged partially works, what am I missing here? \[UPDATE\]](https://discourse.nodered.org/t/homekit-bridged-partially-works-what-am-i-missing-here-update/4348)

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**Author:** [@holly](https://discourse.nodered.org/u/holly)\
**Replies:** 6\
**Last updated:** [28 October 2018 21:55 UTC](https://discourse.nodered.org/t/homekit-bridged-partially-works-what-am-i-missing-here-update/4348 "2018-10-28T21:55:09Z")

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I'm new to node-red, but I like and I'm trying to move my home automation stuff to it from Home Assistant. And so.. I installed the node-red-contrib-homekit-bridged module, and I have it working enough that I can see a…

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