# Latest **URL:** https://discourse.nodered.org/latest.md?page=1368 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1369 --- ## [Timer function with UI input](https://discourse.nodered.org/t/timer-function-with-ui-input/2747)
**Author:** [@flow](https://discourse.nodered.org/u/flow)\ **Replies:** 4\ **Last updated:** [2 September 2018 22:54 UTC](https://discourse.nodered.org/t/timer-function-with-ui-input/2747 "2018-09-02T22:54:23Z")
Hello there! I am completely new to this fascinating area about node-red and using a raspberry pi. Also I am new to programming in any languages like java etc. My first project i'd like to make is controlling our heat… --- ## [A URL to call/execute a node red flow?](https://discourse.nodered.org/t/a-url-to-call-execute-a-node-red-flow/2674)
**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\ **Replies:** 21\ **Last updated:** [2 September 2018 21:47 UTC](https://discourse.nodered.org/t/a-url-to-call-execute-a-node-red-flow/2674 "2018-09-02T21:47:17Z")
Hi is it possible to call/execute a node flow via an simple http request /url from any standard browser ? I was looking in here http://nodered.org/docs/api/admin/methods/ but could not see anything specific, I would as… --- ## [Colour Picker RGB to PWM?](https://discourse.nodered.org/t/colour-picker-rgb-to-pwm/2751)
**Author:** [@Gummix](https://discourse.nodered.org/u/Gummix)\ **Replies:** 8\ **Last updated:** [2 September 2018 15:42 UTC](https://discourse.nodered.org/t/colour-picker-rgb-to-pwm/2751 "2018-09-02T15:42:43Z")
Hi there. I have a simple RGP String here and want to control it with the Colour picker. The Picker gives me a string like this: msg.payload : string\[15\] "rgb(77, 29, 20)" How can i split this msg to 3 outputs that … --- ## [Create dynamic urls for TTS](https://discourse.nodered.org/t/create-dynamic-urls-for-tts/2763)
**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\ **Replies:** 2\ **Last updated:** [2 September 2018 14:34 UTC](https://discourse.nodered.org/t/create-dynamic-urls-for-tts/2763 "2018-09-02T14:34:45Z")
Hi I have a TTS set up at home where I can send formatted URLs to be spoken out via my Sonos set up (via a Sonos-http engine, with an Amazon Polly speech config). The URLs that need to be created are like the following … --- ## [How to change the colour of this icon. FA-Icon](https://discourse.nodered.org/t/how-to-change-the-colour-of-this-icon-fa-icon/2754)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 10\ **Last updated:** [2 September 2018 00:32 UTC](https://discourse.nodered.org/t/how-to-change-the-colour-of-this-icon-fa-icon/2754 "2018-09-02T00:32:40Z")
I am using the fa icon group and have this bit of code. if (msg.payload == "On-line") { // msg = {payload: '\\'}; node.status({fill:"green",shape:"dot",text… --- ## [RED.notify from node backend](https://discourse.nodered.org/t/red-notify-from-node-backend/2753)
**Author:** [@CatalinFetoiu](https://discourse.nodered.org/u/CatalinFetoiu)\ **Replies:** 1\ **Last updated:** [1 September 2018 22:24 UTC](https://discourse.nodered.org/t/red-notify-from-node-backend/2753 "2018-09-01T22:24:45Z")
Hello, How can I use RED.notify from the backend of a node (for example for showing an information when a certain message arrives at the node)? I managed to use that call only from the frontend. Thank you, Catalin --- ## [Node Red IBM Cloud](https://discourse.nodered.org/t/node-red-ibm-cloud/2744)
**Author:** [@mtoko](https://discourse.nodered.org/u/mtoko)\ **Replies:** 3\ **Last updated:** [1 September 2018 14:29 UTC](https://discourse.nodered.org/t/node-red-ibm-cloud/2744 "2018-09-01T14:29:47Z")
Hi I have a NR app running on IBM Cloud and it was working great until I stopped the app and then restarted it. I had installed additional nodes from the pallette (Dashboard) and when restarted these were no longer inst… --- ## [Help with mqtt garage door logic](https://discourse.nodered.org/t/help-with-mqtt-garage-door-logic/2708)
**Author:** [@j0hncc](https://discourse.nodered.org/u/j0hncc)\ **Replies:** 8\ **Last updated:** [1 September 2018 06:22 UTC](https://discourse.nodered.org/t/help-with-mqtt-garage-door-logic/2708 "2018-09-01T06:22:36Z")
I am fairly new to node-red but have had a lot of success with it so far with thermostats, thermometers and my esp8266/mqtt garage door controller. I want to implement in NR this logic: "At 9pm every night, if the garag… --- ## [Custom icons for nodes](https://discourse.nodered.org/t/custom-icons-for-nodes/2735)
**Author:** [@tilleul](https://discourse.nodered.org/u/tilleul)\ **Replies:** 2\ **Last updated:** [31 August 2018 20:25 UTC](https://discourse.nodered.org/t/custom-icons-for-nodes/2735 "2018-08-31T20:25:02Z")
Node-RED 0.19.x allows to customize the icon of each node. It seems to search for all available icons in the "traditional" nodes as well as in the "node-red-contrib" nodes ... but it seems to retrieve only PNG files and … --- ## [Get Description of nodes in a flow programatically](https://discourse.nodered.org/t/get-description-of-nodes-in-a-flow-programatically/2635)
**Author:** [@malinthasa](https://discourse.nodered.org/u/malinthasa)\ **Replies:** 11\ **Last updated:** [31 August 2018 20:19 UTC](https://discourse.nodered.org/t/get-description-of-nodes-in-a-flow-programatically/2635 "2018-08-31T20:19:32Z")
Hi, I need to get the description of the nodes in a flow programmatically for further processing tasks. I can get this description content manually by selecting the required node set and then using Export -\>Clipbord in … --- ## [Debug window scroll default to bottom (newest messages)](https://discourse.nodered.org/t/debug-window-scroll-default-to-bottom-newest-messages/2715)
**Author:** [@ha32](https://discourse.nodered.org/u/ha32)\ **Replies:** 12\ **Last updated:** [31 August 2018 14:52 UTC](https://discourse.nodered.org/t/debug-window-scroll-default-to-bottom-newest-messages/2715 "2018-08-31T14:52:29Z")
It seems to me that the debug window has 2 different scrolling behaviors, depending on when it is opened relative to the accumulated debug messages: A. If you open the Debug window when less than 1 "page" of debug messa… --- ## [Login Page needs its own URL](https://discourse.nodered.org/t/login-page-needs-its-own-url/2714)
**Author:** [@webxl](https://discourse.nodered.org/u/webxl)\ **Replies:** 3\ **Last updated:** [31 August 2018 13:26 UTC](https://discourse.nodered.org/t/login-page-needs-its-own-url/2714 "2018-08-31T13:26:15Z")
The primary reason for this is my damn 1password extension, which I assume sees that my node-red instance is one big very complicated login page, since the base URL (excluding the hash) never changes. 1Password X (beta) … --- ## [Audio Streaming](https://discourse.nodered.org/t/audio-streaming/2727)
**Author:** [@GChapo](https://discourse.nodered.org/u/GChapo)\ **Replies:** 0\ **Last updated:** [31 August 2018 13:25 UTC](https://discourse.nodered.org/t/audio-streaming/2727 "2018-08-31T13:25:37Z")
Further to discussions in relation to audio streaming from a usb microphone it would be great to have live streaming capabilities within node red. Play Sound from USB Microphone --- ## [Can I control the multiple gpio pins of range pi through the internet?](https://discourse.nodered.org/t/can-i-control-the-multiple-gpio-pins-of-range-pi-through-the-internet/2713)
**Author:** [@rckanta](https://discourse.nodered.org/u/rckanta)\ **Replies:** 4\ **Last updated:** [31 August 2018 13:20 UTC](https://discourse.nodered.org/t/can-i-control-the-multiple-gpio-pins-of-range-pi-through-the-internet/2713 "2018-08-31T13:20:01Z")
Can I control the multiple gpio pins of range pi through the internet? --- ## [In node red dashboard palette,dash (-) is replaced by space.How to resolve it?](https://discourse.nodered.org/t/in-node-red-dashboard-palette-dash-is-replaced-by-space-how-to-resolve-it/2723)
**Author:** [@rajbir123](https://discourse.nodered.org/u/rajbir123)\ **Replies:** 1\ **Last updated:** [31 August 2018 10:05 UTC](https://discourse.nodered.org/t/in-node-red-dashboard-palette-dash-is-replaced-by-space-how-to-resolve-it/2723 "2018-08-31T10:05:44Z")
In node red dashboard palette, if i want to customize the name of node suppose HTTP-response but what I see by default dash (-) is replaced by space and it always give HTTP response. I want to make it HTTP-response in th… --- ## [Could I use a Variable?](https://discourse.nodered.org/t/could-i-use-a-variable/2651)
**Author:** [@acestu](https://discourse.nodered.org/u/acestu)\ **Replies:** 5\ **Last updated:** [31 August 2018 08:24 UTC](https://discourse.nodered.org/t/could-i-use-a-variable/2651 "2018-08-31T08:24:27Z")
Hi, I have 20 lots of mqtt information coming in and each has a countdown timer so that if nothing comes in within a certain time a zero will be sent to the gauges, when I have a problem I have to reduce the time of the… --- ## [Are Subflows the right way to tidy up complex flows?](https://discourse.nodered.org/t/are-subflows-the-right-way-to-tidy-up-complex-flows/2681)
**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\ **Replies:** 7\ **Last updated:** [31 August 2018 07:10 UTC](https://discourse.nodered.org/t/are-subflows-the-right-way-to-tidy-up-complex-flows/2681 "2018-08-31T07:10:27Z")
GUys, I have a fair few nodes and would like to take a "chunk" of them and say all good and done and happy with what they are doing and essentially "put them to bed". This would have the effect of tidying my workspace a… --- ## [How do i set a default tab/page to always be the first one after a deploy?](https://discourse.nodered.org/t/how-do-i-set-a-default-tab-page-to-always-be-the-first-one-after-a-deploy/2679)
**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\ **Replies:** 5\ **Last updated:** [31 August 2018 04:02 UTC](https://discourse.nodered.org/t/how-do-i-set-a-default-tab-page-to-always-be-the-first-one-after-a-deploy/2679 "2018-08-31T04:02:33Z")
Guys, It seems that everytime i do a new flow and create a new Tab and then deploy - that becomes my new page that opens first in the Dashboard. Is there a way to make sure a certain page/Tab is always the default - i h… --- ## [Saving informations](https://discourse.nodered.org/t/saving-informations/2668)
**Author:** [@leomozzer](https://discourse.nodered.org/u/leomozzer)\ **Replies:** 11\ **Last updated:** [30 August 2018 20:38 UTC](https://discourse.nodered.org/t/saving-informations/2668 "2018-08-30T20:38:18Z")
I need to save some inputs of a user, its date, a name, start time and finish time. But don't know where to store. Is it a good idea to make a vector for each variable? This vector must grow each time that I put the info… --- ## [Failed to install Chatbot plugin](https://discourse.nodered.org/t/failed-to-install-chatbot-plugin/2670)
**Author:** [@Paulinho](https://discourse.nodered.org/u/Paulinho)\ **Replies:** 1\ **Last updated:** [30 August 2018 19:46 UTC](https://discourse.nodered.org/t/failed-to-install-chatbot-plugin/2670 "2018-08-30T19:46:20Z")
Hello, I'm trying to install the node-red-contrib-chatbot in Node\_Red (IBM Watson - https: //\*\*\*\*\*.mybluemix.net/red/#flow/) and is failing as the log image below. The problem is the same as @SoCold and @ david1223 on… --- ## [Allow user-defined node properties on subflows?](https://discourse.nodered.org/t/allow-user-defined-node-properties-on-subflows/2705)
**Author:** [@FezVrasta](https://discourse.nodered.org/u/FezVrasta)\ **Replies:** 4\ **Last updated:** [30 August 2018 15:48 UTC](https://discourse.nodered.org/t/allow-user-defined-node-properties-on-subflows/2705 "2018-08-30T15:48:50Z")
I was wondering if it's on the roadmap the ability to define custom node properties on subflows? Ideally I'd like to be able to add a configuration to my subflows so that they behave like the custom nodes. For instance… --- ## [How to Force Download vs Display of File](https://discourse.nodered.org/t/how-to-force-download-vs-display-of-file/2255)
**Author:** [@zacharyalan09](https://discourse.nodered.org/u/zacharyalan09)\ **Replies:** 5\ **Last updated:** [30 August 2018 14:37 UTC](https://discourse.nodered.org/t/how-to-force-download-vs-display-of-file/2255 "2018-08-30T14:37:21Z")
Hello - I have a template node with the following code: \
\ \ It generates… --- ## [Confirm the request/payload was processed successfully](https://discourse.nodered.org/t/confirm-the-request-payload-was-processed-successfully/2642)
**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\ **Replies:** 26\ **Last updated:** [30 August 2018 14:20 UTC](https://discourse.nodered.org/t/confirm-the-request-payload-was-processed-successfully/2642 "2018-08-30T14:20:09Z")
Hi I’m trying out some flows using the Vera/MIOS Nodes and while I can do some things, I wanted to ask if there was a way I could check that the request/payload I send was processed successfully. For example, if I am s… --- ## [Mapping 2d at Dashboard](https://discourse.nodered.org/t/mapping-2d-at-dashboard/2661)
**Author:** [@Martin](https://discourse.nodered.org/u/Martin)\ **Replies:** 4\ **Last updated:** [30 August 2018 13:15 UTC](https://discourse.nodered.org/t/mapping-2d-at-dashboard/2661 "2018-08-30T13:15:29Z")
Hello everyone!, I'm new at node-red, so i'm sorry if am asking something wrong. i'd like to know if it's possible to make and show something like a X-Y map as the below picture. And if you don't mind, could you give… --- ## [Battery gauge load msg.payload into javascript \[Resolved\]](https://discourse.nodered.org/t/battery-gauge-load-msg-payload-into-javascript-resolved/2639)
**Author:** [@admintite](https://discourse.nodered.org/u/admintite)\ **Replies:** 4\ **Last updated:** [30 August 2018 12:58 UTC](https://discourse.nodered.org/t/battery-gauge-load-msg-payload-into-javascript-resolved/2639 "2018-08-30T12:58:41Z")
Hello, I wanted to get a better gauge for my battery state of charge, after finding one i like in codepen.io i have attempted to make it work but with no success. it seems that i cant bring in msg.payload into my javas… --- ## [Unable to output a response from Watson Assistant.](https://discourse.nodered.org/t/unable-to-output-a-response-from-watson-assistant/2697)
**Author:** [@labs180](https://discourse.nodered.org/u/labs180)\ **Replies:** 1\ **Last updated:** [30 August 2018 11:29 UTC](https://discourse.nodered.org/t/unable-to-output-a-response-from-watson-assistant/2697 "2018-08-30T11:29:52Z")
I configured flow as shown in the picture. I want to input the text and return the response I received from Watson Assistant. When I checked the Watson Assistant log data, I found that the inputs and outputs were f… --- ## [🎉 Node-RED 0.19.2 released](https://discourse.nodered.org/t/node-red-0-19-2-released/2538)
**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\ **Replies:** 2\ **Last updated:** [30 August 2018 08:36 UTC](https://discourse.nodered.org/t/node-red-0-19-2-released/2538 "2018-08-30T08:36:14Z")
Node-RED 0.19.2 is now available. Fixes a couple bugs in the TCP and Change nodes. Also gets rid of the pesky behaviour of nodes being marked as edited even when their edit dialog was closed with no changes being made. … --- ## [\[BlocklyFeatureRequest\]Add ParseInt](https://discourse.nodered.org/t/blocklyfeaturerequest-add-parseint/2667)
**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 8\ **Last updated:** [29 August 2018 23:14 UTC](https://discourse.nodered.org/t/blocklyfeaturerequest-add-parseint/2667 "2018-08-29T23:14:17Z")
Discussion moved to Meta as its more about the forum than the Blockly issue Wan't sure where to make this post - is this OK for everyone? When dealing with colours in RGB hex format #FF00FF for magenta etc, I find … --- ## [Flow Variable on the dashboard](https://discourse.nodered.org/t/flow-variable-on-the-dashboard/2649)
**Author:** [@craigcurtin](https://discourse.nodered.org/u/craigcurtin)\ **Replies:** 13\ **Last updated:** [29 August 2018 22:22 UTC](https://discourse.nodered.org/t/flow-variable-on-the-dashboard/2649 "2018-08-29T22:22:53Z")
Guys, Struggling here big time (probably a conceptual error). I am using the Mytimeout node by cherry in a flow. I am using its 2nd output to (try) and get a countdown on the Dashboard (basically how many seconds the ti… --- ## [HDMI Matrix - Send HEX value to IP/Port](https://discourse.nodered.org/t/hdmi-matrix-send-hex-value-to-ip-port/2646)
**Author:** [@nodecentral](https://discourse.nodered.org/u/nodecentral)\ **Replies:** 12\ **Last updated:** [29 August 2018 22:09 UTC](https://discourse.nodered.org/t/hdmi-matrix-send-hex-value-to-ip-port/2646 "2018-08-29T22:09:23Z")
Hi One of the things I’m looking to do is to send appropriate hex commands to my IP linked HDMI Matrix. I have this capability working on my home automation controller (using Lua) , but I really wanted to see how I coul… [Previous page](https://discourse.nodered.org/latest.md?page=1367) [Next page](https://discourse.nodered.org/latest.md?page=1369)