# Latest **URL:** https://discourse.nodered.org/latest.md?page=1372 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1373 --- ## [Delay node will rate-limit but not delay](https://discourse.nodered.org/t/delay-node-will-rate-limit-but-not-delay/2394)

**Author:** [@ttebor](https://discourse.nodered.org/u/ttebor)\ **Replies:** 9\ **Last updated:** [20 August 2018 02:16 UTC](https://discourse.nodered.org/t/delay-node-will-rate-limit-but-not-delay/2394 "2018-08-20T02:16:19Z")

I am trying to delay a series of messages with a custom delay using the delay node. I'm using a function node to insert msg.delay into the message headed to the delay node. However, the delay node does not delay the mess… --- ## [Generation of UUID in function node](https://discourse.nodered.org/t/generation-of-uuid-in-function-node/2381)

**Author:** [@michaelblight](https://discourse.nodered.org/u/michaelblight)\ **Replies:** 6\ **Last updated:** [19 August 2018 23:09 UTC](https://discourse.nodered.org/t/generation-of-uuid-in-function-node/2381 "2018-08-19T23:09:03Z")

I installed node-red-contrib-uuid, primarily to ensure uuid was installed. Then I changed Node Red's settings.js to include the following: functionGlobalContext: { uuidv1:require('uuid/v1') } After restarting Node … --- ## [SVG not displaying Correctly in IE](https://discourse.nodered.org/t/svg-not-displaying-correctly-in-ie/2369)

**Author:** [@JamesMcBride](https://discourse.nodered.org/u/JamesMcBride)\ **Replies:** 7\ **Last updated:** [19 August 2018 22:22 UTC](https://discourse.nodered.org/t/svg-not-displaying-correctly-in-ie/2369 "2018-08-19T22:22:07Z")

Hi, I'm probably doing something stupid here, but I'm after some guidance. I have a dynamic svg image, which represents some perimeter beams, updated via mqtt. The code for the template node is as below: \

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 7\ **Last updated:** [19 August 2018 20:33 UTC](https://discourse.nodered.org/t/private-lounge/2330 "2018-08-19T20:33:54Z")

--- ## [Searching character's](https://discourse.nodered.org/t/searching-characters/2348)

**Author:** [@leomozzer](https://discourse.nodered.org/u/leomozzer)\ **Replies:** 11\ **Last updated:** [19 August 2018 15:29 UTC](https://discourse.nodered.org/t/searching-characters/2348 "2018-08-19T15:29:13Z")

i want to check if have some words in a phrase, like "Bom". Think that is how to start but dont know how to check if "Bom" exist in my phrase. --- ## [HTTP POST receiving XML and send as email](https://discourse.nodered.org/t/http-post-receiving-xml-and-send-as-email/2385)

**Author:** [@4integration](https://discourse.nodered.org/u/4integration)\ **Replies:** 6\ **Last updated:** [19 August 2018 14:27 UTC](https://discourse.nodered.org/t/http-post-receiving-xml-and-send-as-email/2385 "2018-08-19T14:27:47Z")

Hi, I have setup a flow with a HTTP in/request node which receive XML payload in a POST request. I have this flow: Debug node logs the XML but the email recieved contains the same but JSON How can I preserve XML? H… --- ## [Alexa nodes does not answer after few weeks](https://discourse.nodered.org/t/alexa-nodes-does-not-answer-after-few-weeks/2344)

**Author:** [@sdangelmaier](https://discourse.nodered.org/u/sdangelmaier)\ **Replies:** 0\ **Last updated:** [16 August 2018 16:49 UTC](https://discourse.nodered.org/t/alexa-nodes-does-not-answer-after-few-weeks/2344 "2018-08-16T16:49:11Z")

I created some nodes with the "node-red-contrib-alexa-home-skill" node and it worked fine for few weeks. but then, in the alexa app- the red-node-nodes changed to "philipps hue" gadgets. The nodes weren't answering anym… --- ## [UI tabs documentation](https://discourse.nodered.org/t/ui-tabs-documentation/2396)

**Author:** [@CatalinFetoiu](https://discourse.nodered.org/u/CatalinFetoiu)\ **Replies:** 4\ **Last updated:** [19 August 2018 07:26 UTC](https://discourse.nodered.org/t/ui-tabs-documentation/2396 "2018-08-19T07:26:45Z")

Hello, Is there documentation for how to use tabs for a node UI? I tried to follow the mqtt node code and found a call to RED.tabs.create but I could not make it work. Does it require some special naming of the id for a… --- ## [How to sum hours](https://discourse.nodered.org/t/how-to-sum-hours/2370)

**Author:** [@leomozzer](https://discourse.nodered.org/u/leomozzer)\ **Replies:** 12\ **Last updated:** [18 August 2018 19:13 UTC](https://discourse.nodered.org/t/how-to-sum-hours/2370 "2018-08-18T19:13:02Z")

How can i sum in one hour the msg.payload\["2"\]: "13:00". Like if 1: "13:00", 2 must be "14:00" --- ## [\[SUGGESTION\] add Append to change node](https://discourse.nodered.org/t/suggestion-add-append-to-change-node/2375)

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 12\ **Last updated:** [18 August 2018 15:59 UTC](https://discourse.nodered.org/t/suggestion-add-append-to-change-node/2375 "2018-08-18T15:59:07Z")

I end up using a (simple) JSONata expression to append text to existing msg.payloads (e.g when sending tweets out) Is there a none JSONata/JS way of doing this? If not, how about adding Append as an option in the chan… --- ## [Sending a Carriage Return to from TCP Node](https://discourse.nodered.org/t/sending-a-carriage-return-to-from-tcp-node/2366)

**Author:** [@jfehl](https://discourse.nodered.org/u/jfehl)\ **Replies:** 3\ **Last updated:** [18 August 2018 13:05 UTC](https://discourse.nodered.org/t/sending-a-carriage-return-to-from-tcp-node/2366 "2018-08-18T13:05:30Z")

I have an application in which the equipment sends a continuous stream of data out serially, but an internal serial to ethernet card allows me to get the data which is being used in Node-Red. (TCP In Node) The equipment … --- ## [Variable input on node](https://discourse.nodered.org/t/variable-input-on-node/2189)

**Author:** [@glconceicao](https://discourse.nodered.org/u/glconceicao)\ **Replies:** 21\ **Last updated:** [17 August 2018 18:05 UTC](https://discourse.nodered.org/t/variable-input-on-node/2189 "2018-08-17T18:05:17Z")

I'm try to use one variable input on node. in my case is a URL on websocket. the user set a URL of the websocket on the HMI, and de rapberry take the URL via modbus. How i can create a variable on properties of the nod… --- ## [Navigating Dashboard pages with Button](https://discourse.nodered.org/t/navigating-dashboard-pages-with-button/2372)

**Author:** [@sweetwater](https://discourse.nodered.org/u/sweetwater)\ **Replies:** 1\ **Last updated:** [17 August 2018 17:13 UTC](https://discourse.nodered.org/t/navigating-dashboard-pages-with-button/2372 "2018-08-17T17:13:07Z")

We have 4 Dashboards Tabs created. They are accessible from the Hamburger Menu. Dashboard Tab 1 Dashboard Tab 2 Dashboard Tab 3 Dashboard Tab 4 We want to create 3 buttons on Dashboard 1 Tab to navagate to the other… --- ## [Node-red to Drayton Wiser Interface](https://discourse.nodered.org/t/node-red-to-drayton-wiser-interface/2046)

**Author:** [@davidparker](https://discourse.nodered.org/u/davidparker)\ **Replies:** 10\ **Last updated:** [17 August 2018 16:55 UTC](https://discourse.nodered.org/t/node-red-to-drayton-wiser-interface/2046 "2018-08-17T16:55:42Z")

I am able to READ the status of a Drayton Wiser HeatHub as a JSON object using HTTP GET, but I am having difficulty understanding the correct syntax to do an HTTP PATCH command in order to WRITE data back to a Wiser He… --- ## [Runtime API log to debug panel](https://discourse.nodered.org/t/runtime-api-log-to-debug-panel/2365)

**Author:** [@CatalinFetoiu](https://discourse.nodered.org/u/CatalinFetoiu)\ **Replies:** 5\ **Last updated:** [17 August 2018 15:04 UTC](https://discourse.nodered.org/t/runtime-api-log-to-debug-panel/2365 "2018-08-17T15:04:46Z")

Hello, Can you give me an example of how to write to the debug panel (the one in in the interface beside the info one)? I tried to follow the code of the debug node but I could not understand it completely. To be more … --- ## [Switch node and JSONata (Solved)](https://discourse.nodered.org/t/switch-node-and-jsonata-solved/2356)

**Author:** [@ncherry](https://discourse.nodered.org/u/ncherry)\ **Replies:** 6\ **Last updated:** [17 August 2018 12:36 UTC](https://discourse.nodered.org/t/switch-node-and-jsonata-solved/2356 "2018-08-17T12:36:36Z")

I'm taking the wonderful course: A Developer's guide to Node-RED. And I've just learned about JSONata (very cool). I'm done with the homework assignment and this is not my homework. But I do have a question on using JSO… --- ## [How to make variable limits](https://discourse.nodered.org/t/how-to-make-variable-limits/2363)

**Author:** [@Andres](https://discourse.nodered.org/u/Andres)\ **Replies:** 2\ **Last updated:** [17 August 2018 12:31 UTC](https://discourse.nodered.org/t/how-to-make-variable-limits/2363 "2018-08-17T12:31:09Z")

Hi everyone, i'm trying to make that the gauge varies the max limit (with something like a message property), is this possible? --- ## [Library error? Can not install a node from the library,](https://discourse.nodered.org/t/library-error-can-not-install-a-node-from-the-library/2362)

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 12\ **Last updated:** [17 August 2018 12:11 UTC](https://discourse.nodered.org/t/library-error-can-not-install-a-node-from-the-library/2362 "2018-08-17T12:11:27Z")

I am trying to install the npm install node-red-contrib-simple-message-queue I cut/pasted that into my machine. I get an error: 0 info it worked if it ends with ok 1 verbose cli \[ '/usr/bin/node', 1 verbose cli '/u… --- ## [Re-enter credentials](https://discourse.nodered.org/t/re-enter-credentials/2345)

**Author:** [@ghayne](https://discourse.nodered.org/u/ghayne)\ **Replies:** 6\ **Last updated:** [16 August 2018 20:36 UTC](https://discourse.nodered.org/t/re-enter-credentials/2345 "2018-08-16T20:36:29Z")

While trying to push a project to git for the first time I accidentally entered the wrong password. I did manage to push from the command line but now I cannot commit any changes as the authentification box does not appe… --- ## [Samsung TV UE65MUXXXX - newsamsungtv - not working](https://discourse.nodered.org/t/samsung-tv-ue65muxxxx-newsamsungtv-not-working/2352)

**Author:** [@veki978](https://discourse.nodered.org/u/veki978)\ **Replies:** 1\ **Last updated:** [16 August 2018 20:13 UTC](https://discourse.nodered.org/t/samsung-tv-ue65muxxxx-newsamsungtv-not-working/2352 "2018-08-16T20:13:06Z")

Hi. I install node-red-contrib-newsamsungtv without problems, but when I send key nothing is happening. I adjust the IP, and try to ping TV. 4/4 Do I need to make some other adjustments? Thanks --- ## [Can a function node detect when re-deployed?](https://discourse.nodered.org/t/can-a-function-node-detect-when-re-deployed/2310)

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 7\ **Last updated:** [16 August 2018 15:06 UTC](https://discourse.nodered.org/t/can-a-function-node-detect-when-re-deployed/2310 "2018-08-16T15:06:11Z")

I'm thinking that the answer is no but just checking Simon --- ## [Dashboard format changing](https://discourse.nodered.org/t/dashboard-format-changing/2332)

**Author:** [@Madhumati](https://discourse.nodered.org/u/Madhumati)\ **Replies:** 1\ **Last updated:** [16 August 2018 11:38 UTC](https://discourse.nodered.org/t/dashboard-format-changing/2332 "2018-08-16T11:38:52Z")

Hello, Please check below Dashboard I get now with the flow, Now I want to change the position odText Input i.e Enter Input 1, Enter Input 2 to otehr location on default page only. How I can do this? \[{"id":"d9d4… --- ## [Interface High Relay controller with Node red](https://discourse.nodered.org/t/interface-high-relay-controller-with-node-red/2203)

**Author:** [@catchy65](https://discourse.nodered.org/u/catchy65)\ **Replies:** 2\ **Last updated:** [16 August 2018 08:11 UTC](https://discourse.nodered.org/t/interface-high-relay-controller-with-node-red/2203 "2018-08-16T08:11:12Z")

Hey, for starter I am looking for heavy duty industrial relay solution which is easy to connect through 2 communication service (1 through Private network and another through wifi network), I am trying to make my own so… --- ## [Datatype error for fieldbus node](https://discourse.nodered.org/t/datatype-error-for-fieldbus-node/441)

**Author:** [@Madhumati](https://discourse.nodered.org/u/Madhumati)\ **Replies:** 14\ **Last updated:** [16 August 2018 06:09 UTC](https://discourse.nodered.org/t/datatype-error-for-fieldbus-node/441 "2018-08-16T06:09:24Z")

Hello, I am connecting my IoT gateway with PLC to exchange I/O data. One way it works well I can get data from PLC into Node-RED debug window. \[image\] \[image\] But other way, when I try to send data out from Node-RED … --- ## [Node-red mongodb](https://discourse.nodered.org/t/node-red-mongodb/2265)

**Author:** [@amol](https://discourse.nodered.org/u/amol)\ **Replies:** 1\ **Last updated:** [15 August 2018 21:01 UTC](https://discourse.nodered.org/t/node-red-mongodb/2265 "2018-08-15T21:01:08Z")

I am a beginner and tried hard to but don't no how to specify customized mongodb queries in node-red,can someone please help me in doing so! --- ## [Node red debug core node missing after installation win 8.1](https://discourse.nodered.org/t/node-red-debug-core-node-missing-after-installation-win-8-1/2313)

**Author:** [@digital.learner](https://discourse.nodered.org/u/digital.learner)\ **Replies:** 11\ **Last updated:** [15 August 2018 20:18 UTC](https://discourse.nodered.org/t/node-red-debug-core-node-missing-after-installation-win-8-1/2313 "2018-08-15T20:18:48Z")

I am new to node red. I have installed nodejs version 8.9.3 and npm version 6.3.0 on windows 8.1. For some reason debug and inject core modules were missing. I have installed the inject node using npm insall command howe… --- ## [Updating existing nodes](https://discourse.nodered.org/t/updating-existing-nodes/2315)

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 2\ **Last updated:** [15 August 2018 19:59 UTC](https://discourse.nodered.org/t/updating-existing-nodes/2315 "2018-08-15T19:59:57Z")

Following I went to update my twitter node (after upgrading to 0.19.1) using Pallette Manager but it says its in use and won't let me upgrade. I googled and found this page https://nodered.org/docs/getting-started/up… --- ## [Create a webserver type thingy](https://discourse.nodered.org/t/create-a-webserver-type-thingy/2114)

**Author:** [@cymplecy](https://discourse.nodered.org/u/cymplecy)\ **Replies:** 11\ **Last updated:** [15 August 2018 19:34 UTC](https://discourse.nodered.org/t/create-a-webserver-type-thingy/2114 "2018-08-15T19:34:24Z")

I'm hoping this has already been done and someone can just point me off in the right direction I'd like to create a webserver in NodeRED but all I want it to do is listen out on port 443 for an client computer making an… --- ## [Http endpoint guidelines](https://discourse.nodered.org/t/http-endpoint-guidelines/2309)

**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\ **Replies:** 4\ **Last updated:** [15 August 2018 19:31 UTC](https://discourse.nodered.org/t/http-endpoint-guidelines/2309 "2018-08-15T19:31:29Z")

Hi folks, The config screen of my node-red-contrib-blockly node needs to load a series of Javascript library files from the server. This is implemented by using a http endpoint: RED.httpAdmin.get('/blocky/js/\*', funct… [Previous page](https://discourse.nodered.org/latest.md?page=1371) [Next page](https://discourse.nodered.org/latest.md?page=1373)