# General

**URL:** https://discourse.nodered.org/c/general/7.md?page=793

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

**Page:** 794

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## [HTML node and uibuilder node](https://discourse.nodered.org/t/html-node-and-uibuilder-node/21932)

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**Author:** [@bibou](https://discourse.nodered.org/u/bibou)\
**Replies:** 3\
**Last updated:** [18 February 2020 16:00 UTC](https://discourse.nodered.org/t/html-node-and-uibuilder-node/21932 "2020-02-18T16:00:36Z")

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Hi ! I need some help, I use html node, I use it to have all the html code of a http request node which have a link. But Now I want to take this hmtl I have to use it on a Template node or Uibuilder node, someone know wh…

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## [No File Out Node - Am I missing something?](https://discourse.nodered.org/t/no-file-out-node-am-i-missing-something/21936)

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**Author:** [@heliguy-sam](https://discourse.nodered.org/u/heliguy-sam)\
**Replies:** 3\
**Last updated:** [18 February 2020 15:39 UTC](https://discourse.nodered.org/t/no-file-out-node-am-i-missing-something/21936 "2020-02-18T15:39:09Z")

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Issue I have an XML string from an xml node which I know is the right XML I'm looking for. I'd now like to write this to a file. I've seen a "File Out" node mentioned but I don't seem to be able to see it anywhere wit…

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## [How to "recompile" a node?](https://discourse.nodered.org/t/how-to-recompile-a-node/21928)

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**Author:** [@dcaccount](https://discourse.nodered.org/u/dcaccount)\
**Replies:** 4\
**Last updated:** [18 February 2020 13:53 UTC](https://discourse.nodered.org/t/how-to-recompile-a-node/21928 "2020-02-18T13:53:17Z")

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Hello, I have installed a node and I have customized it, modifying a bit its js file into the directory /.node-red/node\_modules/... My question is simple. How can I recompile or install the modified software into node…

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## [toUpper msg.payload](https://discourse.nodered.org/t/toupper-msg-payload/21878)

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**Author:** [@gbuurman](https://discourse.nodered.org/u/gbuurman)\
**Replies:** 6\
**Last updated:** [18 February 2020 13:47 UTC](https://discourse.nodered.org/t/toupper-msg-payload/21878 "2020-02-18T13:47:18Z")

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Hi all, While I am replying to and with Colin (thanks) I am getting another problem: TypeError: msg.payload.toupper is not a function Help. first, it worked like a charm and after some reformatting JSON (is ok) I am ha…

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## [Function node - how I can inject one switch at time](https://discourse.nodered.org/t/function-node-how-i-can-inject-one-switch-at-time/21880)

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**Author:** [@lpt2007](https://discourse.nodered.org/u/lpt2007)\
**Replies:** 3\
**Last updated:** [18 February 2020 13:03 UTC](https://discourse.nodered.org/t/function-node-how-i-can-inject-one-switch-at-time/21880 "2020-02-18T13:03:51Z")

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Hi, I try to make cycle button. I wann cycle trough modes with press on button. Here is function node script, but not working correctly (script cycle trough all modes on button press. How I can correct loop script to …

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## [Technical Issues with Node red and Watson](https://discourse.nodered.org/t/technical-issues-with-node-red-and-watson/21708)

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**Author:** [@samblighty](https://discourse.nodered.org/u/samblighty)\
**Replies:** 3\
**Last updated:** [18 February 2020 10:58 UTC](https://discourse.nodered.org/t/technical-issues-with-node-red-and-watson/21708 "2020-02-18T10:58:08Z")

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Hi, We have been having issues with our integration with node red and Watson. We have been trying to pull recognized entities from Watson into node red. We have seen the guide however still have trouble with it. If a…

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## [Can I have both Projects feature and Save to Database using Storage API](https://discourse.nodered.org/t/can-i-have-both-projects-feature-and-save-to-database-using-storage-api/21910)

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**Author:** [@rverala](https://discourse.nodered.org/u/rverala)\
**Replies:** 2\
**Last updated:** [18 February 2020 10:24 UTC](https://discourse.nodered.org/t/can-i-have-both-projects-feature-and-save-to-database-using-storage-api/21910 "2020-02-18T10:24:18Z")

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Hi, I am using Projects feature and having everything stored/ version controlled. I also want the same to be stored in the Database also. I understand using Storage API would help me do that. My doubt is that Can I ha…

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## [Get flow variable on node close callback](https://discourse.nodered.org/t/get-flow-variable-on-node-close-callback/21823)

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**Author:** [@dathor](https://discourse.nodered.org/u/dathor)\
**Replies:** 6\
**Last updated:** [18 February 2020 10:11 UTC](https://discourse.nodered.org/t/get-flow-variable-on-node-close-callback/21823 "2020-02-18T10:11:48Z")

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Hello I would like to persist some runtime data when my node-red application shuts down. To do this I have created a node close callback. node.on("close", function(done) { ... done() } My question is, can i access a …

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## [Error log format](https://discourse.nodered.org/t/error-log-format/21839)

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**Author:** [@stefano](https://discourse.nodered.org/u/stefano)\
**Replies:** 5\
**Last updated:** [18 February 2020 09:58 UTC](https://discourse.nodered.org/t/error-log-format/21839 "2020-02-18T09:58:52Z")

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I run node-red using pm2 and the errors are logged to .pm2/logs/node-red-error.log For example: (node:10660) DeprecationWarning: PG.connect is deprecated - please see the upgrade guide at https://node-postgres.com/guid…

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## [HTTP Request Status code 202](https://discourse.nodered.org/t/http-request-status-code-202/21884)

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**Author:** [@fscosta10](https://discourse.nodered.org/u/fscosta10)\
**Replies:** 3\
**Last updated:** [18 February 2020 09:51 UTC](https://discourse.nodered.org/t/http-request-status-code-202/21884 "2020-02-18T09:51:17Z")

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Hi all, I am using the http request node and for some inputs I am getting the status code 202. How can I change the timeout limit of this node? If the timeout is not the problem, what I have to change to specify that "I…

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## [Multiple LoRa nodes collosion](https://discourse.nodered.org/t/multiple-lora-nodes-collosion/21906)

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**Author:** [@saeed1](https://discourse.nodered.org/u/saeed1)\
**Replies:** 0\
**Last updated:** [18 February 2020 09:32 UTC](https://discourse.nodered.org/t/multiple-lora-nodes-collosion/21906 "2020-02-18T09:32:34Z")

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I am afraid ist not the proper Forum. I am taking data from a remote sensor via LoRa. I am receiving with a single channel Gateway. Then i am sending that data to node-red. Then into InfluxDB. Finally i am displaying it…

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## [How to achieve that at runtime](https://discourse.nodered.org/t/how-to-achieve-that-at-runtime/21900)

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**Author:** [@10der](https://discourse.nodered.org/u/10der)\
**Replies:** 0\
**Last updated:** [18 February 2020 07:46 UTC](https://discourse.nodered.org/t/how-to-achieve-that-at-runtime/21900 "2020-02-18T07:46:22Z")

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hi! who can help me with build config for custom node current ugly code here: defaults: { // defines the editable properties of the node override1: { type: "motion-light-overrides…

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## [How can I make the flow active at specific times?](https://discourse.nodered.org/t/how-can-i-make-the-flow-active-at-specific-times/21893)

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**Author:** [@Artwin](https://discourse.nodered.org/u/Artwin)\
**Replies:** 1\
**Last updated:** [18 February 2020 04:44 UTC](https://discourse.nodered.org/t/how-can-i-make-the-flow-active-at-specific-times/21893 "2020-02-18T04:44:10Z")

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I have a problem, where I want to activate the flow at the specified time but do not use flow inject, how do I do it? Thanks Before

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## [Read original value, do some stuff, write old value](https://discourse.nodered.org/t/read-original-value-do-some-stuff-write-old-value/21882)

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**Author:** [@kunigunde](https://discourse.nodered.org/u/kunigunde)\
**Replies:** 1\
**Last updated:** [17 February 2020 20:21 UTC](https://discourse.nodered.org/t/read-original-value-do-some-stuff-write-old-value/21882 "2020-02-17T20:21:41Z")

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hello, i'm a new node-red user maybe it is not so complicated for others but i can't find a solution. i have mpd running, now i want to play a message(not with mpd) over this soundcard but the message is not so loud. …

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## [Mongodb api and node red](https://discourse.nodered.org/t/mongodb-api-and-node-red/21857)

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**Author:** [@tobias](https://discourse.nodered.org/u/tobias)\
**Replies:** 3\
**Last updated:** [17 February 2020 18:23 UTC](https://discourse.nodered.org/t/mongodb-api-and-node-red/21857 "2020-02-17T18:23:56Z")

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Hello, msg.topic = "Initialization of db"; var MongoClient = global.get('mongodb').MongoClient; var Server = global.get('mongodb').Server; var db; try { new MongoClient(new Server('localhost', 27017), { user…

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## [Node-Red Top Icon](https://discourse.nodered.org/t/node-red-top-icon/21867)

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**Author:** [@MatteoCausin](https://discourse.nodered.org/u/MatteoCausin)\
**Replies:** 1\
**Last updated:** [17 February 2020 15:31 UTC](https://discourse.nodered.org/t/node-red-top-icon/21867 "2020-02-17T15:31:01Z")

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Good afternoon, I have a problem with NodeRed: is possible to change the Node-Red icon with an other made by me? I have to link the web application into the menù of my phone and I want to change the icon that appear. Is …

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## [Problem with function node](https://discourse.nodered.org/t/problem-with-function-node/21687)

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**Author:** [@tobias](https://discourse.nodered.org/u/tobias)\
**Replies:** 13\
**Last updated:** [17 February 2020 15:17 UTC](https://discourse.nodered.org/t/problem-with-function-node/21687 "2020-02-17T15:17:27Z")

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Hello there, i'm trying to create a node which uses the mongodb api to connect to a mongodb database. I inserted mongodb:require('mongodb') in the setting.js and additional "mongodb": "\*" in the package.json, don't kno…

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## [How to get msg value when configuring node?](https://discourse.nodered.org/t/how-to-get-msg-value-when-configuring-node/16876)

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**Author:** [@przeqpiciel](https://discourse.nodered.org/u/przeqpiciel)\
**Replies:** 9\
**Last updated:** [17 February 2020 14:56 UTC](https://discourse.nodered.org/t/how-to-get-msg-value-when-configuring-node/16876 "2020-02-17T14:56:35Z")

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Hi all, it will be my first post, so ... GREETINGS ! I need to know how to read values from msg.payload in nodes' configuration. There is my simple flow In function node I have very, simple code msg.payload = { "t…

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## [Send password to node-red-node-email](https://discourse.nodered.org/t/send-password-to-node-red-node-email/21859)

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**Author:** [@tukru](https://discourse.nodered.org/u/tukru)\
**Replies:** 2\
**Last updated:** [17 February 2020 14:41 UTC](https://discourse.nodered.org/t/send-password-to-node-red-node-email/21859 "2020-02-17T14:41:31Z")

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Hi, I have an sqlite with diferent users (with mail and mail password). If I put static credential is working without any problems but in my case I need to pass the password to node-red-node-email. How could I pass it? …

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## [Read value from PLC and send email](https://discourse.nodered.org/t/read-value-from-plc-and-send-email/21845)

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**Author:** [@box](https://discourse.nodered.org/u/box)\
**Replies:** 1\
**Last updated:** [17 February 2020 13:38 UTC](https://discourse.nodered.org/t/read-value-from-plc-and-send-email/21845 "2020-02-17T13:38:40Z")

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Hi All, I am starting to use Node-Red and I would like to read a value of a PLC (modbus TCP read node) and I would like to send email if the value is higher than 10 for example. I can read the value I can also send em…

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## [Implementation of DTLS and encryption algorithms(AES, RSA)](https://discourse.nodered.org/t/implementation-of-dtls-and-encryption-algorithms-aes-rsa/21852)

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**Author:** [@jabberimaher](https://discourse.nodered.org/u/jabberimaher)\
**Replies:** 0\
**Last updated:** [17 February 2020 13:06 UTC](https://discourse.nodered.org/t/implementation-of-dtls-and-encryption-algorithms-aes-rsa/21852 "2020-02-17T13:06:28Z")

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Hello, Please i would to implement DTLS, and encryption algorithms(AES, RSA) on node -red to measure the energy consumption, memory occupation, time exectution by the node after executing the algorithms mentioned above. …

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## [Split a SQL query in different text boxes](https://discourse.nodered.org/t/split-a-sql-query-in-different-text-boxes/21836)

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**Author:** [@SteveRem](https://discourse.nodered.org/u/SteveRem)\
**Replies:** 6\
**Last updated:** [17 February 2020 12:33 UTC](https://discourse.nodered.org/t/split-a-sql-query-in-different-text-boxes/21836 "2020-02-17T12:33:57Z")

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I made separate queries on a SQL view, and put the received data into some text boxes. It works, but, if I want to get more data, it seems to me silly to use a separate query for each data I want to retreive. What I'm…

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## [Time-series forecasting](https://discourse.nodered.org/t/time-series-forecasting/21835)

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**Author:** [@gilad](https://discourse.nodered.org/u/gilad)\
**Replies:** 2\
**Last updated:** [17 February 2020 12:00 UTC](https://discourse.nodered.org/t/time-series-forecasting/21835 "2020-02-17T12:00:48Z")

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Hi all, I'm trying to implement the popular Triple Exponential Smoothing (Holt-Winters), much like the FORECAST.ETS function in Excel, to predict the next data points in a sequence. I used the Smooth node for this tas…

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## [LaMetric does not show icon](https://discourse.nodered.org/t/lametric-does-not-show-icon/21837)

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**Author:** [@duaw](https://discourse.nodered.org/u/duaw)\
**Replies:** 0\
**Last updated:** [17 February 2020 09:51 UTC](https://discourse.nodered.org/t/lametric-does-not-show-icon/21837 "2020-02-17T09:51:36Z")

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Hi there, I successfully got node-red-contrib-lametric-notification (0.1.2) to work, but not completely. Anybody succeed showing icons on the LaMetric device? If so: how exactly? Thanks, Uwe

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## [Setting a Node Property from Global or Flow Variable](https://discourse.nodered.org/t/setting-a-node-property-from-global-or-flow-variable/21768)

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**Author:** [@crankshaft](https://discourse.nodered.org/u/crankshaft)\
**Replies:** 2\
**Last updated:** [17 February 2020 07:47 UTC](https://discourse.nodered.org/t/setting-a-node-property-from-global-or-flow-variable/21768 "2020-02-17T07:47:01Z")

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I know that I can get / set flow, env and global variables inside a function node, but how can I use them inside another node property ? For example, lets say I have a node and I want to set it's name property from a fl…

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## [Store and Push flow](https://discourse.nodered.org/t/store-and-push-flow/19292)

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**Author:** [@dhavalm24](https://discourse.nodered.org/u/dhavalm24)\
**Replies:** 4\
**Last updated:** [17 February 2020 06:53 UTC](https://discourse.nodered.org/t/store-and-push-flow/19292 "2020-02-17T06:53:25Z")

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Would be great if anyone would help us to create Store and Push node-red flow for multitech outdoor gateways

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## [Nora schedule switch](https://discourse.nodered.org/t/nora-schedule-switch/21813)

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**Author:** [@DidierWindey](https://discourse.nodered.org/u/DidierWindey)\
**Replies:** 1\
**Last updated:** [17 February 2020 02:01 UTC](https://discourse.nodered.org/t/nora-schedule-switch/21813 "2020-02-17T02:01:17Z")

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I have integrated NORA in my home automation project, so I can give commands with Google Home. One of the features in my project is an automatic scheduled dishwasher. Normaly it is running when there is enough solar el…

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## [Easy flow but difficult for me](https://discourse.nodered.org/t/easy-flow-but-difficult-for-me/21796)

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**Author:** [@atijaja](https://discourse.nodered.org/u/atijaja)\
**Replies:** 8\
**Last updated:** [17 February 2020 01:54 UTC](https://discourse.nodered.org/t/easy-flow-but-difficult-for-me/21796 "2020-02-17T01:54:45Z")

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i just started with node red. I wanted to create a flow but can't get any further. I use node red in hassio the process should be if the humidity for over 15 minutes is over 65%. and the window closed (OFF) then tu…

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## [AmbientWeatherAPI to Influxdb](https://discourse.nodered.org/t/ambientweatherapi-to-influxdb/21814)

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**Author:** [@cowpen](https://discourse.nodered.org/u/cowpen)\
**Replies:** 5\
**Last updated:** [16 February 2020 23:23 UTC](https://discourse.nodered.org/t/ambientweatherapi-to-influxdb/21814 "2020-02-16T23:23:26Z")

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I've set up a Raspberry Pi to ultimately log data from my solar inverter for display in Grafana. I figured it would be a good exercise to get familiar Node-Red and influxdb by starting with my Ambient Weather PWS API. B…

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## [Excel to node red](https://discourse.nodered.org/t/excel-to-node-red/21819)

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**Author:** [@HICHAM22](https://discourse.nodered.org/u/HICHAM22)\
**Replies:** 7\
**Last updated:** [16 February 2020 23:15 UTC](https://discourse.nodered.org/t/excel-to-node-red/21819 "2020-02-16T23:15:01Z")

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Hello , i have problem whit how can i display data from EXCEL in real time to node red and build an dashboard ?? how can i show data from Excel in node red

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