# Latest **URL:** https://discourse.nodered.org/latest.md?page=1263 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1264 --- ## [Combine Data / Array](https://discourse.nodered.org/t/combine-data-array/12449)
**Author:** [@jason\_tien](https://discourse.nodered.org/u/jason_tien)\ **Replies:** 6\ **Last updated:** [24 June 2019 03:00 UTC](https://discourse.nodered.org/t/combine-data-array/12449 "2019-06-24T03:00:40Z")
Hi, everyone. I have a problems about the join node. Example : When I interval the timestamp, all the node will run. Their will display 26 data. But now the problems is sometime the join node get the duplicated dat… --- ## [Node-red-contrib-worldmap with Json array](https://discourse.nodered.org/t/node-red-contrib-worldmap-with-json-array/12523)
**Author:** [@sanserg](https://discourse.nodered.org/u/sanserg)\ **Replies:** 2\ **Last updated:** [23 June 2019 22:52 UTC](https://discourse.nodered.org/t/node-red-contrib-worldmap-with-json-array/12523 "2019-06-23T22:52:04Z")
Hi team, I do have a Json array with many itens (id,lat,long) See example: msg.payload.users.messageList\[1..n\].message\[1...n\].latitude\[0\] msg.payload.users.messageList\[1..n\].message\[1...n\].longitude\[0\] msg.payload.us… --- ## [These "Spacer" things in the dashboad - Magic!](https://discourse.nodered.org/t/these-spacer-things-in-the-dashboad-magic/12500)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 1\ **Last updated:** [23 June 2019 22:38 UTC](https://discourse.nodered.org/t/these-spacer-things-in-the-dashboad-magic/12500 "2019-06-23T22:38:06Z")
I was needing to use the SPACER thing in the dashboard menu to make things look nice. I have seen it happen before but today was the limit. I took pictures. They are Magic! They have the ability to move from one tab … --- ## [Trigger when opening webpage](https://discourse.nodered.org/t/trigger-when-opening-webpage/12503)
**Author:** [@Sirhc](https://discourse.nodered.org/u/Sirhc)\ **Replies:** 3\ **Last updated:** [23 June 2019 12:08 UTC](https://discourse.nodered.org/t/trigger-when-opening-webpage/12503 "2019-06-23T12:08:24Z")
I have the flow setup in node-red. When I click the timestamp button, the dashboard loads all of my data from my dynamodb and works perfectly, but I have to click the timestamp button. How do I make it so when I load th… --- ## [Create a title for telegram messages](https://discourse.nodered.org/t/create-a-title-for-telegram-messages/12505)
**Author:** [@ygarti](https://discourse.nodered.org/u/ygarti)\ **Replies:** 3\ **Last updated:** [23 June 2019 11:16 UTC](https://discourse.nodered.org/t/create-a-title-for-telegram-messages/12505 "2019-06-23T11:16:42Z")
Hi all, I am new to node-red i have home assistant and i wanted to transfer many of my automation to node-red in HA you have the ability to create a title when you are sending a message (it's just a bold line before th… --- ## [Something interesting happened as I was updating NR](https://discourse.nodered.org/t/something-interesting-happened-as-i-was-updating-nr/12497)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 6\ **Last updated:** [23 June 2019 10:20 UTC](https://discourse.nodered.org/t/something-interesting-happened-as-i-was-updating-nr/12497 "2019-06-23T10:20:38Z")
Tempting fate I am updating a couple more machines (RPI) with the command: sudo npm install -g --unsafe-perm node-red Is it of concern that one of the sites it is trying to access is error 404? Not for me directly, bu… --- ## [Nodes editor not showing up](https://discourse.nodered.org/t/nodes-editor-not-showing-up/12439)
**Author:** [@GAZ082](https://discourse.nodered.org/u/GAZ082)\ **Replies:** 3\ **Last updated:** [23 June 2019 09:25 UTC](https://discourse.nodered.org/t/nodes-editor-not-showing-up/12439 "2019-06-23T09:25:02Z")
This happened out of the blue, nothing updated. The nodes run but the graphical UI for editing notes does not. Log: https://pastebin.com/raw/TCbLVYKF --- ## [Ui\_text\_input quirk?](https://discourse.nodered.org/t/ui-text-input-quirk/12480)
**Author:** [@Bobo](https://discourse.nodered.org/u/Bobo)\ **Replies:** 2\ **Last updated:** [22 June 2019 14:54 UTC](https://discourse.nodered.org/t/ui-text-input-quirk/12480 "2019-06-22T14:54:28Z")
Node-RED version: v0.20.3 Node.js version: v8.11.4 Linux 4.14.98+ arm LE Dashboard version 2.15.4 Just noticed when the ui\_text\_input Delay is set to 0, msg.payload is immediately sent on a change, contrary to what … --- ## [Raspberry Pi Live Stream](https://discourse.nodered.org/t/raspberry-pi-live-stream/12441)
**Author:** [@cam](https://discourse.nodered.org/u/cam)\ **Replies:** 3\ **Last updated:** [22 June 2019 11:04 UTC](https://discourse.nodered.org/t/raspberry-pi-live-stream/12441 "2019-06-22T11:04:58Z")
Hi all, I'm pretty new to node red and still learning and recently set up some raspberry pi cameras. They are RPI 3B+'s running Raspbian and Node Red along with the Pi Camera Module V2. The basic gist of what I'm doing i… --- ## [Help with how to do this (JSON parsing of msg.payload)](https://discourse.nodered.org/t/help-with-how-to-do-this-json-parsing-of-msg-payload/12475)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 15\ **Last updated:** [22 June 2019 10:49 UTC](https://discourse.nodered.org/t/help-with-how-to-do-this-json-parsing-of-msg-payload/12475 "2019-06-22T10:49:22Z")
I am still working on the idea, but this is the "problem" as of now. I have 'n' machines tasked with pinging two addresses. All machines: Say: Address 1 and address 2. If Address 1 is not ping-able, address 2 is Un… --- ## [\`change\` node... not "working"? (And \`switch\` node)](https://discourse.nodered.org/t/change-node-not-working-and-switch-node/12478)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 6\ **Last updated:** [22 June 2019 08:57 UTC](https://discourse.nodered.org/t/change-node-not-working-and-switch-node/12478 "2019-06-22T08:57:05Z")
I am trying to use the change node. I usually/normally use a function node and do it that way, but I am trying to get used to using the change node. This packet is coming in: {"topic":"STATUS/ADSL\_Link\_Status","payloa… --- ## [How to "wipe" node.status() - not as shown](https://discourse.nodered.org/t/how-to-wipe-node-status-not-as-shown/12479)
**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\ **Replies:** 7\ **Last updated:** [22 June 2019 07:08 UTC](https://discourse.nodered.org/t/how-to-wipe-node-status-not-as-shown/12479 "2019-06-22T07:08:09Z")
I have tried researching the subject but to no avail. I have some code that sets the node.status() of a node. Alas it doesn't clear it in other cases. So I went off looking/searching. From the manual Quote: If the … --- ## [MQTT Explorer v0.2.0 - MQTT swiss-army-knife](https://discourse.nodered.org/t/mqtt-explorer-v0-2-0-mqtt-swiss-army-knife/7308)
**Author:** [@thomasnordquist](https://discourse.nodered.org/u/thomasnordquist)\ **Replies:** 53\ **Last updated:** [21 June 2019 18:02 UTC](https://discourse.nodered.org/t/mqtt-explorer-v0-2-0-mqtt-swiss-army-knife/7308 "2019-06-21T18:02:04Z")
I'm a huge fan of Node-Red. I use it a lot for Home-Automation and use MQTT to integrate other services like zigbee2mqtt, but also to decouple the UI from device integrations. Maintaining a nice topic hierarchy is a key… --- ## [Node-RED Alexa Connector](https://discourse.nodered.org/t/node-red-alexa-connector/12291)
**Author:** [@rdlaitila](https://discourse.nodered.org/u/rdlaitila)\ **Replies:** 0\ **Last updated:** [16 June 2019 16:43 UTC](https://discourse.nodered.org/t/node-red-alexa-connector/12291 "2019-06-16T16:43:29Z")
Hi Everyone, We are excited to announce the general availability of our project, the Node-RED Alexa Connector. The Alexa Skill and Node-RED Integration that allows advanced handling of voice interactions from your Alexa… --- ## [Serial Communication issues](https://discourse.nodered.org/t/serial-communication-issues/12470)
**Author:** [@NC16](https://discourse.nodered.org/u/NC16)\ **Replies:** 4\ **Last updated:** [21 June 2019 19:56 UTC](https://discourse.nodered.org/t/serial-communication-issues/12470 "2019-06-21T19:56:38Z")
So this is a weird one. I am currently using an IOT2040 from siemens to communicate with a rs232 device. I can monitor traffic on my serial port via puTTy. When using 'screen /dev/ttyS3 9600' on puTTy I am able to see a… --- ## [\[SOLVED\] Node-RED 0.20.6 Installation Issue](https://discourse.nodered.org/t/solved-node-red-0-20-6-installation-issue/12471)
**Author:** [@rei\_vilo](https://discourse.nodered.org/u/rei_vilo)\ **Replies:** 3\ **Last updated:** [21 June 2019 19:31 UTC](https://discourse.nodered.org/t/solved-node-red-0-20-6-installation-issue/12471 "2019-06-21T19:31:08Z")
Solution: Stick with recommended Node 10 LTS version. When trying to install Node-RED 0.20.6 on macOS 10.14 with the recommended procedure, installation fails with the following details: $ sudo npm install -g --unsafe… --- ## [Gridview with CRUD option in template node](https://discourse.nodered.org/t/gridview-with-crud-option-in-template-node/12464)
**Author:** [@lr\_oliveira](https://discourse.nodered.org/u/lr_oliveira)\ **Replies:** 1\ **Last updated:** [21 June 2019 14:47 UTC](https://discourse.nodered.org/t/gridview-with-crud-option-in-template-node/12464 "2019-06-21T14:47:05Z")
Hi. I would like create a Grid with CRUD with information of mongodb in template node. I used the example below but that something wrong. https://flows.nodered.org/flow/e32f2b942bce77ef6079c0642b93c036 Above my flow… --- ## [Ui Switch Slow to Respond to Click](https://discourse.nodered.org/t/ui-switch-slow-to-respond-to-click/12402)
**Author:** [@tcontrada](https://discourse.nodered.org/u/tcontrada)\ **Replies:** 9\ **Last updated:** [21 June 2019 16:34 UTC](https://discourse.nodered.org/t/ui-switch-slow-to-respond-to-click/12402 "2019-06-21T16:34:04Z")
I am using a ui Switch from the Dashboard widgets in my application. For some reason, when I click on the switch to toggle it, it takes 5-6 seconds to react, i.e. toggle in the ui. Any suggestions? NR version is 0.20.… --- ## [Post Form data from function including array](https://discourse.nodered.org/t/post-form-data-from-function-including-array/12429)
**Author:** [@mtoko](https://discourse.nodered.org/u/mtoko)\ **Replies:** 8\ **Last updated:** [21 June 2019 16:28 UTC](https://discourse.nodered.org/t/post-form-data-from-function-including-array/12429 "2019-06-21T16:28:39Z")
Hi I am trying to use an API and POST multipart/form-data. I am using the example from the API docs which includes an array. When I try to post this the error is Arrays are not supported. I am using a function block to … --- ## [Raspberry PI command transfer](https://discourse.nodered.org/t/raspberry-pi-command-transfer/12456)
**Author:** [@DillonW](https://discourse.nodered.org/u/DillonW)\ **Replies:** 1\ **Last updated:** [21 June 2019 11:55 UTC](https://discourse.nodered.org/t/raspberry-pi-command-transfer/12456 "2019-06-21T11:55:30Z")
Hi, I am trying to send device commands to the raspberry PI from the cloud(based on IBM) node-red, so that I can use it to control the PI. If I try to connect the two to the device I get constant reconnection issues. Bot… --- ## [WebSocket nodes appear disconnected while being connected](https://discourse.nodered.org/t/websocket-nodes-appear-disconnected-while-being-connected/5859)
**Author:** [@rusenask](https://discourse.nodered.org/u/rusenask)\ **Replies:** 0\ **Last updated:** [16 December 2018 23:02 UTC](https://discourse.nodered.org/t/websocket-nodes-appear-disconnected-while-being-connected/5859 "2018-12-16T23:02:54Z")
Hello, I am building a flow with websocket connections using my project Webhook Relay (https://webhookrelay.com/v1/guide/socket-server - it allows receiving webhook without having public IP or configuring NAT/firewall) a… --- ## [Listening to config node events](https://discourse.nodered.org/t/listening-to-config-node-events/7117)
**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\ **Replies:** 9\ **Last updated:** [21 June 2019 06:44 UTC](https://discourse.nodered.org/t/listening-to-config-node-events/7117 "2019-06-21T06:44:34Z")
Hi folks, I'm a bit stuck with my node-red-contrib-onvif-nodes developments, which allows you to control an Onvif compliant IP camera from a Node-RED flow. An Onvif camera 'can' offer 1 or more different Onvif service… --- ## [Clear Worldmap with inject](https://discourse.nodered.org/t/clear-worldmap-with-inject/12438)
**Author:** [@JhazMedina](https://discourse.nodered.org/u/JhazMedina)\ **Replies:** 14\ **Last updated:** [20 June 2019 22:23 UTC](https://discourse.nodered.org/t/clear-worldmap-with-inject/12438 "2019-06-20T22:23:09Z")
Hi again, there is a way that I can erase everything in the map? I have multiple markers, tracks, and drawings, but I need a button that clean all the map, i've tried to delete the markers but if i make another action wi… --- ## [Run commands after a reboot](https://discourse.nodered.org/t/run-commands-after-a-reboot/12443)
**Author:** [@fabien](https://discourse.nodered.org/u/fabien)\ **Replies:** 5\ **Last updated:** [20 June 2019 22:07 UTC](https://discourse.nodered.org/t/run-commands-after-a-reboot/12443 "2019-06-20T22:07:52Z")
Hello, I would like the node red boot information. it's to launch command line just after node red starts maybe there is a node all done --- ## [Dashboard using offline (no Internet connection LAN)](https://discourse.nodered.org/t/dashboard-using-offline-no-internet-connection-lan/12408)
**Author:** [@utaani](https://discourse.nodered.org/u/utaani)\ **Replies:** 2\ **Last updated:** [20 June 2019 21:17 UTC](https://discourse.nodered.org/t/dashboard-using-offline-no-internet-connection-lan/12408 "2019-06-20T21:17:09Z")
Our team uses dashboard on a LAN without an internet connection. When I tried it with the latest version 2.15.4, the phenomenon that dashboard is not displayed for a long time on the first access has appeared. I have tri… --- ## [Get Node Parent](https://discourse.nodered.org/t/get-node-parent/5678)
**Author:** [@jboutwell](https://discourse.nodered.org/u/jboutwell)\ **Replies:** 7\ **Last updated:** [20 June 2019 19:06 UTC](https://discourse.nodered.org/t/get-node-parent/5678 "2019-06-20T19:06:44Z")
I am trying to get the node-id of the node that sent the msg being processed. I can get the current node-id using this but I can't see how to directly get the parent node it this possible? Thanks! --- ## [Node Red Developer Wanted](https://discourse.nodered.org/t/node-red-developer-wanted/12436)
**Author:** [@sarogersz](https://discourse.nodered.org/u/sarogersz)\ **Replies:** 1\ **Last updated:** [20 June 2019 19:05 UTC](https://discourse.nodered.org/t/node-red-developer-wanted/12436 "2019-06-20T19:05:10Z")
I have a new software company that is aimed at ioT control/automation market, that I am announcing and demonstrating at CEDIA Expo in Sept. We are structured to work in conjunction with Node Red, particularly to use its… --- ## [Error loading settings file: .node-red/settings.js after server restart](https://discourse.nodered.org/t/error-loading-settings-file-node-red-settings-js-after-server-restart/12435)
**Author:** [@noviadiscovery](https://discourse.nodered.org/u/noviadiscovery)\ **Replies:** 2\ **Last updated:** [20 June 2019 16:53 UTC](https://discourse.nodered.org/t/error-loading-settings-file-node-red-settings-js-after-server-restart/12435 "2019-06-20T16:53:03Z")
Hi all Recently started working with Node-Red for a project I've got; and so far I like it a lot. I am going to connect it to Ubidots, to use their functionality as they seem to have what I need. Anyway; I am getting … --- ## [Sensor glitch removal](https://discourse.nodered.org/t/sensor-glitch-removal/12427)
**Author:** [@ALOKA1432](https://discourse.nodered.org/u/ALOKA1432)\ **Replies:** 6\ **Last updated:** [20 June 2019 16:02 UTC](https://discourse.nodered.org/t/sensor-glitch-removal/12427 "2019-06-20T16:02:13Z")
Hey all, There is a problem with sensors that sometimes there is glitch in the sensor values and the next value is normal as the previous one of the glitched one. The sensor sometimes just does give the maximum value of … --- ## [Custom Node in Ubuntu?](https://discourse.nodered.org/t/custom-node-in-ubuntu/12340)
**Author:** [@tcontrada](https://discourse.nodered.org/u/tcontrada)\ **Replies:** 4\ **Last updated:** [20 June 2019 15:31 UTC](https://discourse.nodered.org/t/custom-node-in-ubuntu/12340 "2019-06-20T15:31:28Z")
I have created a custom node that works well on my Windows 10 PC. I am trying to install it on a Linux, Ubuntu 18.04.2 LTS with NR version 0.20.5 and NodeJS V 10. I have installed my custom node via NPM, but I get the… [Previous page](https://discourse.nodered.org/latest.md?page=1262) [Next page](https://discourse.nodered.org/latest.md?page=1264)