# Core Development

**URL:** https://discourse.nodered.org/c/development/8.md?page=30

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

**Page:** 31

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## [RBE state storage](https://discourse.nodered.org/t/rbe-state-storage/41012)

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**Author:** [@sebo](https://discourse.nodered.org/u/sebo)\
**Replies:** 16\
**Last updated:** [15 February 2021 19:33 UTC](https://discourse.nodered.org/t/rbe-state-storage/41012 "2021-02-15T19:33:42Z")

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Hello, The RBE node is great to automate MQTT based on a state-change event. However quite often it is needed to check the last published state of a sensor, this information is now hidden inside the RBE node (can be ach…

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## [Change node.name in function node based on received payload](https://discourse.nodered.org/t/change-node-name-in-function-node-based-on-received-payload/41000)

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**Author:** [@jeroenst](https://discourse.nodered.org/u/jeroenst)\
**Replies:** 7\
**Last updated:** [15 February 2021 15:13 UTC](https://discourse.nodered.org/t/change-node-name-in-function-node-based-on-received-payload/41000 "2021-02-15T15:13:06Z")

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I would like to have a feature to change the node.name to the incoming payload. This way I can show the values of another node in the overview in a node instead of in the status of a node which is sometimes better viewa…

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## [Issue with attachment in email node](https://discourse.nodered.org/t/issue-with-attachment-in-email-node/40899)

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**Author:** [@mickos](https://discourse.nodered.org/u/mickos)\
**Replies:** 3\
**Last updated:** [13 February 2021 03:41 UTC](https://discourse.nodered.org/t/issue-with-attachment-in-email-node/40899 "2021-02-13T03:41:46Z")

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Hello, I have been using the email node-red-node-email node in my flows and I upgraded it to 1.8.3 and it has stopped sending attachments. I grabbed another mail node (email-out) and it still works with that Node-Red …

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## [\[node-red-node-daemon\] Send a command to a process that is already running](https://discourse.nodered.org/t/node-red-node-daemon-send-a-command-to-a-process-that-is-already-running/40423)

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**Author:** [@tkanjar](https://discourse.nodered.org/u/tkanjar)\
**Replies:** 5\
**Last updated:** [7 February 2021 23:59 UTC](https://discourse.nodered.org/t/node-red-node-daemon-send-a-command-to-a-process-that-is-already-running/40423 "2021-02-07T23:59:02Z")

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I want to send a command to a process that is already running on daemon node. I hope the following usage: But every time we put the daemon node, another process starts. I am avoiding this problem by the following wo…

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## [Fe: Node Shadow Copy](https://discourse.nodered.org/t/fe-node-shadow-copy/40437)

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**Author:** [@mdimai666](https://discourse.nodered.org/u/mdimai666)\
**Replies:** 2\
**Last updated:** [5 February 2021 12:50 UTC](https://discourse.nodered.org/t/fe-node-shadow-copy/40437 "2021-02-05T12:50:45Z")

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Creating a function for creating a copy of nodes For example as in the picture. Editable from one place but so that it can be used many times. Not only for functions but also for others. The visualization becomes clea…

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## [Inject node documentation issue](https://discourse.nodered.org/t/inject-node-documentation-issue/40271)

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**Author:** [@drmibell](https://discourse.nodered.org/u/drmibell)\
**Replies:** 5\
**Last updated:** [3 February 2021 13:34 UTC](https://discourse.nodered.org/t/inject-node-documentation-issue/40271 "2021-02-03T13:34:19Z")

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I just recently "discovered" that when the inject node is running in its Repeat mode it can still be triggered by clicking the button in the editor. Neither the documentation page nor the help text in the editor quite m…

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## [\[Feature suggestion\] Add additional modules to a project](https://discourse.nodered.org/t/feature-suggestion-add-additional-modules-to-a-project/40243)

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**Author:** [@evenisse](https://discourse.nodered.org/u/evenisse)\
**Replies:** 0\
**Last updated:** [2 February 2021 14:32 UTC](https://discourse.nodered.org/t/feature-suggestion-add-additional-modules-to-a-project/40243 "2021-02-02T14:32:52Z")

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Hi, Currently, it is only possible to add additional modules through the functionGlobalContext parameter in settings.js It would be good to have this feature as a project level so it can be distributed with git without…

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## [Disable ALL nodes in a Group](https://discourse.nodered.org/t/disable-all-nodes-in-a-group/39781)

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**Author:** [@Kazzy](https://discourse.nodered.org/u/Kazzy)\
**Replies:** 11\
**Last updated:** [28 January 2021 22:50 UTC](https://discourse.nodered.org/t/disable-all-nodes-in-a-group/39781 "2021-01-28T22:50:46Z")

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Hi. what would be cool is when you've grouped a load of nodes is that you can just disable the group and all the nodes inside then get disabled. At the moment via the INFO side bar, you can expand the Group and then g…

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## [Keyboard Shortcuts?](https://discourse.nodered.org/t/keyboard-shortcuts/39912)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 1\
**Last updated:** [28 January 2021 09:41 UTC](https://discourse.nodered.org/t/keyboard-shortcuts/39912 "2021-01-28T09:41:53Z")

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I have a Node-Red installed and configured on mine main PC that i am using most of the time for testing/developing flows... I have set a lot of custom keyboard shortcuts that i am used to using while developing. How co…

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## [Flow and Global const - Feature Request](https://discourse.nodered.org/t/flow-and-global-const-feature-request/39857)

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**Author:** [@FatPilot](https://discourse.nodered.org/u/FatPilot)\
**Replies:** 2\
**Last updated:** [27 January 2021 12:01 UTC](https://discourse.nodered.org/t/flow-and-global-const-feature-request/39857 "2021-01-27T12:01:55Z")

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Hi Everyone, I realise that I can declare node scoped const types. may I request that a feature is added that would allow flow, and or global scoped const. It could be by way of the side bar under storage where they c…

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## [Project mode by tabs/flow?](https://discourse.nodered.org/t/project-mode-by-tabs-flow/39864)

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**Author:** [@m4dm4rtig4n](https://discourse.nodered.org/u/m4dm4rtig4n)\
**Replies:** 0\
**Last updated:** [27 January 2021 11:10 UTC](https://discourse.nodered.org/t/project-mode-by-tabs-flow/39864 "2021-01-27T11:10:24Z")

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Hello, I regularly do flows that I share with the community, and I find that the sharing system via import / export is not very practical ... I have set up with a friend a Flow sharing system on github using the Node-RE…

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## [Duplicated request HTTP IN node](https://discourse.nodered.org/t/duplicated-request-http-in-node/39042)

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**Author:** [@NoSuchException](https://discourse.nodered.org/u/NoSuchException)\
**Replies:** 12\
**Last updated:** [25 January 2021 16:12 UTC](https://discourse.nodered.org/t/duplicated-request-http-in-node/39042 "2021-01-25T16:12:52Z")

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Hi all, I need your help. I noticed with the http in and http response node that when the request goes in timeout the request is duplicated more time so I have many error. I search on the forum and on google, I saw oth…

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## [Enable/Disable individual nodes](https://discourse.nodered.org/t/enable-disable-individual-nodes/199)

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**Author:** [@Andres](https://discourse.nodered.org/u/Andres)\
**Replies:** 21\
**Last updated:** [25 January 2021 13:47 UTC](https://discourse.nodered.org/t/enable-disable-individual-nodes/199 "2021-01-25T13:47:49Z")

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Could it be possible if you could disable some nodes on the current flow, that’s because some times (at least for me) i need to disable things, something like commenting a section. Thanks Andrés

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## [Node red multiple instances](https://discourse.nodered.org/t/node-red-multiple-instances/9787)

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**Author:** [@mvidhya86](https://discourse.nodered.org/u/mvidhya86)\
**Replies:** 25\
**Last updated:** [22 January 2021 15:39 UTC](https://discourse.nodered.org/t/node-red-multiple-instances/9787 "2021-01-22T15:39:08Z")

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Hi I have a requirement in which i need to have multiple instances of node red on same machine with different port numbers, different flows. For the same user based on the role defined - flows and palette controls will …

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## [Feature Suggestion: Flow Tabs on left side. remove/hide/popup nodelist](https://discourse.nodered.org/t/feature-suggestion-flow-tabs-on-left-side-remove-hide-popup-nodelist/36371)

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**Author:** [@svefro](https://discourse.nodered.org/u/svefro)\
**Replies:** 11\
**Last updated:** [22 January 2021 06:42 UTC](https://discourse.nodered.org/t/feature-suggestion-flow-tabs-on-left-side-remove-hide-popup-nodelist/36371 "2021-01-22T06:42:04Z")

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I have a relatively large project going. My entire house is running on node red. I currently have 25 flows and they are pretty packed. Nowadays i rarely add many new nodes and mostly have the nodes list hidden. if i d…

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## [NodeRED DNS resolution issue](https://discourse.nodered.org/t/nodered-dns-resolution-issue/39406)

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**Author:** [@lemonka](https://discourse.nodered.org/u/lemonka)\
**Replies:** 5\
**Last updated:** [20 January 2021 13:29 UTC](https://discourse.nodered.org/t/nodered-dns-resolution-issue/39406 "2021-01-20T13:29:57Z")

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I'm having suspicion that NodeRED is using its own DNS servers instead of system ones.... Im having locally running on Docker PiHole where I have defined some local domains. NodeRED is running on separate Docker. While…

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## [Node-red-node-serialport Buffer Length](https://discourse.nodered.org/t/node-red-node-serialport-buffer-length/37912)

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**Author:** [@Vertorix](https://discourse.nodered.org/u/Vertorix)\
**Replies:** 17\
**Last updated:** [16 January 2021 09:51 UTC](https://discourse.nodered.org/t/node-red-node-serialport-buffer-length/37912 "2021-01-16T09:51:30Z")

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Hi I'm using the node-red-node-serialport to send / receive using a CC2530 and CC2531 TI serial device. The device sends bytes with the following frame format: Byte 1 - SOF (0xFE) Byte 2 - Length of message Byte 3 -…

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## [Instagram scheduling of posts](https://discourse.nodered.org/t/instagram-scheduling-of-posts/39174)

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**Author:** [@magiva](https://discourse.nodered.org/u/magiva)\
**Replies:** 3\
**Last updated:** [15 January 2021 14:34 UTC](https://discourse.nodered.org/t/instagram-scheduling-of-posts/39174 "2021-01-15T14:34:37Z")

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I have a app that runs on my windows pc -. https://www.combin.com/product/free-instagram-scheduler/ Is it possible to use the same method inside of the instagram node so that i can schedule posts to instagram using node…

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## [Node-red-blink1 update, but unrelated Travis CI errors?](https://discourse.nodered.org/t/node-red-blink1-update-but-unrelated-travis-ci-errors/39109)

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**Author:** [@todbot](https://discourse.nodered.org/u/todbot)\
**Replies:** 3\
**Last updated:** [14 January 2021 18:00 UTC](https://discourse.nodered.org/t/node-red-blink1-update-but-unrelated-travis-ci-errors/39109 "2021-01-14T18:00:06Z")

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Hi, I made a small change to the node-red-blink1, to update the underlying node-blink1 library version (which works with modern NodeJs). However, on submitting the pull-request, I'm noticing a lot of Travis CI errors …

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## [\[req\] Connector Node needed](https://discourse.nodered.org/t/req-connector-node-needed/38584)

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**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 10\
**Last updated:** [6 January 2021 15:55 UTC](https://discourse.nodered.org/t/req-connector-node-needed/38584 "2021-01-06T15:55:47Z")

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After 2 month of NR learning, I still don't know / understand: How to place a tiny "nothing-doing-connector" on a flow between 2 existing nodes? Why is there nothing like that on the palette by default? (Only "In" a…

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## [Dashboard HELP category needs HELP](https://discourse.nodered.org/t/dashboard-help-category-needs-help/36460)

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**Author:** [@tree-frog](https://discourse.nodered.org/u/tree-frog)\
**Replies:** 4\
**Last updated:** [5 January 2021 18:14 UTC](https://discourse.nodered.org/t/dashboard-help-category-needs-help/36460 "2021-01-05T18:14:03Z")

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Dear Dashboard TEAM: This is me trying desperately to be "Constructive". I was trying to figure out what "COLOUR" options, by using "Green", "Light Green" etc. I found that only certain keywords are recognized. A list…

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## [Embedded - Functions for direct access to editor and runtime nodes](https://discourse.nodered.org/t/embedded-functions-for-direct-access-to-editor-and-runtime-nodes/38204)

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**Author:** [@scottpageindysoft](https://discourse.nodered.org/u/scottpageindysoft)\
**Replies:** 0\
**Last updated:** [29 December 2020 13:05 UTC](https://discourse.nodered.org/t/embedded-functions-for-direct-access-to-editor-and-runtime-nodes/38204 "2020-12-29T13:05:13Z")

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Having to use a callback function to access nodes doesn't make logical sense, especially in an embedded environment. I propose having two functions that I've been using for several years to overcome this shortfall. Dep…

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## [Expose Node.js globals to function node](https://discourse.nodered.org/t/expose-node-js-globals-to-function-node/38101)

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**Author:** [@tdiam](https://discourse.nodered.org/u/tdiam)\
**Replies:** 2\
**Last updated:** [27 December 2020 18:02 UTC](https://discourse.nodered.org/t/expose-node-js-globals-to-function-node/38101 "2020-12-27T18:02:57Z")

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Is there a policy on which of the Node.js globals are exposed to the function node? I'd personally like to use the URL and URLSearchParams objects which are exposed globally in Node.js v10 onwards. I could make a PR fo…

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## [Group attachment in output node mail-parse](https://discourse.nodered.org/t/group-attachment-in-output-node-mail-parse/38098)

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**Author:** [@NoSuchException](https://discourse.nodered.org/u/NoSuchException)\
**Replies:** 0\
**Last updated:** [27 December 2020 16:11 UTC](https://discourse.nodered.org/t/group-attachment-in-output-node-mail-parse/38098 "2020-12-27T16:11:41Z")

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Hi all, I'm using the node node-red-contrib-mail-parse to parse the eml file. This node has two output, the first output returns in msg.payload an object with parsed email. The second output returns in msg.payload the…

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## [Deploy button tooltip](https://discourse.nodered.org/t/deploy-button-tooltip/38082)

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**Author:** [@Heiko](https://discourse.nodered.org/u/Heiko)\
**Replies:** 1\
**Last updated:** [27 December 2020 13:25 UTC](https://discourse.nodered.org/t/deploy-button-tooltip/38082 "2020-12-27T13:25:33Z")

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Hello together, would it please possible, to add a popover tootip to the deploy button? The word "deploy" is quite unknown in german (outside circle of computer experts), but we german guys won't translate it, because …

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## [How to debug a function Node?](https://discourse.nodered.org/t/how-to-debug-a-function-node/38024)

<div class="topic-metadata">

**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 14\
**Last updated:** [26 December 2020 15:21 UTC](https://discourse.nodered.org/t/how-to-debug-a-function-node/38024 "2020-12-26T15:21:48Z")

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Continuing the discussion from :clipboard: Survey: logging to debug sidebar: As a (half-beginner) I've started to enhance a node, to make it work with multiple I2C buses. I'm writing my progress down to show how diffic…

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## [The \*new\* (updatd) \`ping\` node](https://discourse.nodered.org/t/the-new-updatd-ping-node/38020)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [26 December 2020 10:53 UTC](https://discourse.nodered.org/t/the-new-updatd-ping-node/38020 "2020-12-26T10:53:44Z")

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I have just had a world of hurt when I installed/updated the standard ping node. I was using theadvanced-ping node but it is kind of deprecated. I started modifying my flows to use the standard ping node and things wer…

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## [Node-status font colour problem](https://discourse.nodered.org/t/node-status-font-colour-problem/37993)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 4\
**Last updated:** [25 December 2020 00:09 UTC](https://discourse.nodered.org/t/node-status-font-colour-problem/37993 "2020-12-25T00:09:07Z")

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Hi folks. The node-status is a handy thing and though the node which I am using in this case isn't a core node, the problem is related to the core part of node-red. The font colour. I get it that this is more an infor…

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## [LINK node suggestion](https://discourse.nodered.org/t/link-node-suggestion/15522)

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**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 13\
**Last updated:** [24 December 2020 23:13 UTC](https://discourse.nodered.org/t/link-node-suggestion/15522 "2020-12-24T23:13:23Z")

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Ok, maybe contentious, but.... LINK nodes are handy to make flows neater looking and allow links between tabs. Suggestion: Part 1: Links connected locally. They are nice for local connections to hide joints going th…

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## [Http request - error output](https://discourse.nodered.org/t/http-request-error-output/37957)

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**Author:** [@bakman2](https://discourse.nodered.org/u/bakman2)\
**Replies:** 2\
**Last updated:** [24 December 2020 10:44 UTC](https://discourse.nodered.org/t/http-request-error-output/37957 "2020-12-24T10:44:18Z")

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I am building a flow that requests a bunch of urls in my LAN (ie like a scanner) This will end up with a lot of error messages in the debug window from the http request node, with no way to suppress or capture it as it …

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