# Latest

**URL:** https://discourse.nodered.org/latest.md?page=1392

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

**Page:** 1393

---

## [Detecting link closure - options?](https://discourse.nodered.org/t/detecting-link-closure-options/439)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 13\
**Last updated:** [28 May 2018 22:59 UTC](https://discourse.nodered.org/t/detecting-link-closure-options/439 "2018-05-28T22:59:10Z")

</div>

Ok, not the best description. I know I have explored MQTT before and have got things working. Alas I am back with that and am (again) stuck. Well, I don’t know of a good way to do this thing. Back story: I have a RP…

---

## [HTTP in handling JSON Object via POST](https://discourse.nodered.org/t/http-in-handling-json-object-via-post/453)

<div class="topic-metadata">

**Author:** [@RubberChicken](https://discourse.nodered.org/u/RubberChicken)\
**Replies:** 2\
**Last updated:** [28 May 2018 20:48 UTC](https://discourse.nodered.org/t/http-in-handling-json-object-via-post/453 "2018-05-28T20:48:29Z")

</div>

Hi, I have been using the http request node to get JSON data from solar inverters which works fine and returns an object as can be seen here: (ok, seems I can only post one image) I now want to use the http in node to…

---

## [DS18B20 Temperature Driving Wemo Switch](https://discourse.nodered.org/t/ds18b20-temperature-driving-wemo-switch/172)

<div class="topic-metadata">

**Author:** [@TF33](https://discourse.nodered.org/u/TF33)\
**Replies:** 60\
**Last updated:** [28 May 2018 18:51 UTC](https://discourse.nodered.org/t/ds18b20-temperature-driving-wemo-switch/172 "2018-05-28T18:51:19Z")

</div>

I’ve created an app that is taking the temperature from three DS18B20 sensors. I want to use the temperature from one of these sensors to drive a Wemo plug. My idea is that the temperature is \<22 the Wemo plug turns on…

---

## [Node-Red not working](https://discourse.nodered.org/t/node-red-not-working/444)

<div class="topic-metadata">

**Author:** [@mammoet](https://discourse.nodered.org/u/mammoet)\
**Replies:** 5\
**Last updated:** [28 May 2018 13:54 UTC](https://discourse.nodered.org/t/node-red-not-working/444 "2018-05-28T13:54:28Z")

</div>

watch other reply please

---

## [Hysteresis node](https://discourse.nodered.org/t/hysteresis-node/430)

<div class="topic-metadata">

**Author:** [@martinschki](https://discourse.nodered.org/u/martinschki)\
**Replies:** 11\
**Last updated:** [28 May 2018 12:53 UTC](https://discourse.nodered.org/t/hysteresis-node/430 "2018-05-28T12:53:11Z")

</div>

I’m looking for a hysteresis function and I’m struggling a bit … I came across several threads mentioning the thermostat node. But that node only does temp and assumes status false if temp is too high which is ok with …

---

## [Gauge min max values dynamic](https://discourse.nodered.org/t/gauge-min-max-values-dynamic/336)

<div class="topic-metadata">

**Author:** [@karlbo](https://discourse.nodered.org/u/karlbo)\
**Replies:** 3\
**Last updated:** [28 May 2018 06:01 UTC](https://discourse.nodered.org/t/gauge-min-max-values-dynamic/336 "2018-05-28T06:01:35Z")

</div>

i there, ive just started using dynamic min max values on my gauges, then i discovered that when ever i send a max value at above 1000 it adds a , after the first number \[gauge\] i have trid to format my numbers in all …

---

## [Tapatalk compatibility](https://discourse.nodered.org/t/tapatalk-compatibility/436)

<div class="topic-metadata">

**Author:** [@davidcgu](https://discourse.nodered.org/u/davidcgu)\
**Replies:** 4\
**Last updated:** [27 May 2018 22:47 UTC](https://discourse.nodered.org/t/tapatalk-compatibility/436 "2018-05-27T22:47:29Z")

</div>

I didn’t find an appropriate category regarding the forum itself, I have being checking and didn’t find the forum on tapatalk. Fore those who used to use forums tapatak is great, I guess there is no compatibility noways…

---

## [Global context/variables](https://discourse.nodered.org/t/global-context-variables/427)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 15\
**Last updated:** [27 May 2018 21:30 UTC](https://discourse.nodered.org/t/global-context-variables/427 "2018-05-27T21:30:38Z")

</div>

I’m stuck. I am writing code for multiple machines and it is the same on all, but for an identifier “tag”. So as it is, I write the code with the “tag” in nodes here and there and it works. Then when I copy it to anot…

---

## [MQTT Issue on received msg.payloads and servers](https://discourse.nodered.org/t/mqtt-issue-on-received-msg-payloads-and-servers/433)

<div class="topic-metadata">

**Author:** [@GChapo](https://discourse.nodered.org/u/GChapo)\
**Replies:** 2\
**Last updated:** [27 May 2018 14:08 UTC](https://discourse.nodered.org/t/mqtt-issue-on-received-msg-payloads-and-servers/433 "2018-05-27T14:08:02Z")

</div>

I have an issue with my MQTT setup. It would appear that all msg.payloads in are being received twice and I cannot figure out why? Also, if I choose a different server it will change the server to the same on all other…

---

## [Ds18b20 node modification help](https://discourse.nodered.org/t/ds18b20-node-modification-help/423)

<div class="topic-metadata">

**Author:** [@sjegz](https://discourse.nodered.org/u/sjegz)\
**Replies:** 16\
**Last updated:** [27 May 2018 11:20 UTC](https://discourse.nodered.org/t/ds18b20-node-modification-help/423 "2018-05-27T11:20:10Z")

</div>

Hey guys. Currently using this node in my set up https://flows.nodered.org/node/node-red-contrib-sensor-ds18b20 I’m really happy with the results but it displays to 1 decimal point (e.g. 26.1). Is there a way to modify…

---

## [Stuck with a dashboard - again](https://discourse.nodered.org/t/stuck-with-a-dashboard-again/428)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 6\
**Last updated:** [27 May 2018 11:19 UTC](https://discourse.nodered.org/t/stuck-with-a-dashboard-again/428 "2018-05-27T11:19:41Z")

</div>

Well this is a bit of a re-visit, but I am stuck with how to get the formatting on this working. I want FIXED TEXT to be in certain places on the screen. I have three rows of buttons and to their left I want fixed text…

---

## [Change Email Sender Name](https://discourse.nodered.org/t/change-email-sender-name/411)

<div class="topic-metadata">

**Author:** [@DeanC](https://discourse.nodered.org/u/DeanC)\
**Replies:** 4\
**Last updated:** [26 May 2018 16:43 UTC](https://discourse.nodered.org/t/change-email-sender-name/411 "2018-05-26T16:43:28Z")

</div>

I don’t know if anyone is aware but all emails from this Discourse forum are sent out from ‘Julian Knight nodered@discoursemail.com’. You might want to change that to a more generic name as it looks as if Julian is resp…

---

## [Mqtt out node not able to generate a will message](https://discourse.nodered.org/t/mqtt-out-node-not-able-to-generate-a-will-message/418)

<div class="topic-metadata">

**Author:** [@gl007](https://discourse.nodered.org/u/gl007)\
**Replies:** 5\
**Last updated:** [26 May 2018 15:08 UTC](https://discourse.nodered.org/t/mqtt-out-node-not-able-to-generate-a-will-message/418 "2018-05-26T15:08:39Z")

</div>

Hello, I am writing my question here, because I haven’t found anything on the forum that is similar to my problem. I am trying to set a will message (QoS 1, retained) to an mqtt out node in my flow, but apparently the …

---

## [Unable to post reply via email](https://discourse.nodered.org/t/unable-to-post-reply-via-email/417)

<div class="topic-metadata">

**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 1\
**Last updated:** [26 May 2018 14:37 UTC](https://discourse.nodered.org/t/unable-to-post-reply-via-email/417 "2018-05-26T14:37:35Z")

</div>

I am using Email mode and in each email there is a link to visit the topic, but it also says I can use Reply to post a reply. I am using gmail via browser. I tried this but the email bounced with message below. The bo…

---

## [Email mode and max email limit](https://discourse.nodered.org/t/email-mode-and-max-email-limit/414)

<div class="topic-metadata">

**Author:** [@Colin](https://discourse.nodered.org/u/Colin)\
**Replies:** 2\
**Last updated:** [26 May 2018 14:36 UTC](https://discourse.nodered.org/t/email-mode-and-max-email-limit/414 "2018-05-26T14:36:35Z")

</div>

I have selected Email mode for the forum and ‘Send me an email for all posts’. At the bottom of each email I am seeing the message: Heads up: We send a maximum of 100 daily emails. Check the site to see the ones that m…

---

## [Windows XP 32-bit installation](https://discourse.nodered.org/t/windows-xp-32-bit-installation/375)

<div class="topic-metadata">

**Author:** [@ScooloV](https://discourse.nodered.org/u/ScooloV)\
**Replies:** 2\
**Last updated:** [26 May 2018 11:27 UTC](https://discourse.nodered.org/t/windows-xp-32-bit-installation/375 "2018-05-26T11:27:23Z")

</div>

Hello, Since it is possible to install some older versions of Node.js on Windows XP 32-bit, had anyone tried installing node-red on this heavily outdated OS? There is no possibility to update that OS to supported versi…

---

## [Add a pinned topic for how to add code?](https://discourse.nodered.org/t/add-a-pinned-topic-for-how-to-add-code/408)

<div class="topic-metadata">

**Author:** [@ukmoose](https://discourse.nodered.org/u/ukmoose)\
**Replies:** 5\
**Last updated:** [26 May 2018 11:12 UTC](https://discourse.nodered.org/t/add-a-pinned-topic-for-how-to-add-code/408 "2018-05-26T11:12:54Z")

</div>

Is it worth adding a pinned topic with a suggestion of how to add code snippets or how to post a flow? Currently the \</\> button adds preformated text, which is handled differently to four spaces indent.

---

## [ how i use "node-red-contrib-i2c 0.5.2"](https://discourse.nodered.org/t/how-i-use-node-red-contrib-i2c-0-5-2/393)

<div class="topic-metadata">

**Author:** [@gbond](https://discourse.nodered.org/u/gbond)\
**Replies:** 10\
**Last updated:** [26 May 2018 09:20 UTC](https://discourse.nodered.org/t/how-i-use-node-red-contrib-i2c-0-5-2/393 "2018-05-26T09:20:11Z")

</div>

can anyone tell me (show example) of how i use “node-red-contrib-i2c 0.5.2” or point me in the right direction as i am complete lost with it so far i can see address 40 & 70 but beyond that not sure what to do i have a…

---

## [Ok, this is a new alert!](https://discourse.nodered.org/t/ok-this-is-a-new-alert/403)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 1\
**Last updated:** [26 May 2018 07:52 UTC](https://discourse.nodered.org/t/ok-this-is-a-new-alert/403 "2018-05-26T07:52:32Z")

</div>

Sorry, but I just got this pop up on my NR: (sorry not good with getting the formatting on the new site working) npm WARN notice \[SECURITY\] concat-with-sourcemaps has the following vulnerability: 1 moderate. Go here fo…

---

## [Enhancement proposal: more developer control over organization of Node implementations](https://discourse.nodered.org/t/enhancement-proposal-more-developer-control-over-organization-of-node-implementations/109)

<div class="topic-metadata">

**Author:** [@boneskull](https://discourse.nodered.org/u/boneskull)\
**Replies:** 24\
**Last updated:** [25 May 2018 23:54 UTC](https://discourse.nodered.org/t/enhancement-proposal-more-developer-control-over-organization-of-node-implementations/109 "2018-05-25T23:54:26Z")

</div>

To create a Node, one must create a .html file and associated .js file with the same base name, and they must live in the same directory (as far as I know; this is what the docs say). Having implemented a few–and having…

---

## [Node-RED Dashboard : 2.9.4 released](https://discourse.nodered.org/t/node-red-dashboard-2-9-4-released/391)

<div class="topic-metadata">

**Author:** [@dceejay](https://discourse.nodered.org/u/dceejay)\
**Replies:** 3\
**Last updated:** [25 May 2018 21:24 UTC](https://discourse.nodered.org/t/node-red-dashboard-2-9-4-released/391 "2018-05-25T21:24:16Z")

</div>

2.9.4: Maintenance Release Just a few small fixes to tidy up. Fixes Let text input node handle floating point input when in numeric mode. Issue #391 Fix incorrect scoping of colour palettes in charts. Issue #396 Doc…

---

## [Help with a simple flow](https://discourse.nodered.org/t/help-with-a-simple-flow/384)

<div class="topic-metadata">

**Author:** [@sjegz](https://discourse.nodered.org/u/sjegz)\
**Replies:** 12\
**Last updated:** [25 May 2018 21:02 UTC](https://discourse.nodered.org/t/help-with-a-simple-flow/384 "2018-05-25T21:02:40Z")

</div>

Hi Everyone, I’m really hoping you guys can help. I’m in my final year of a Geology Degree and for a summer project, I want to create a tool that can record temperatures and GPS when I push a button. I have all the hard…

---

## [Link to the Slack team](https://discourse.nodered.org/t/link-to-the-slack-team/382)

<div class="topic-metadata">

**Author:** [@ghayne](https://discourse.nodered.org/u/ghayne)\
**Replies:** 2\
**Last updated:** [25 May 2018 14:49 UTC](https://discourse.nodered.org/t/link-to-the-slack-team/382 "2018-05-25T14:49:28Z")

</div>

In the old forum there is a link to Slack, it might be useful to put a link here too.

---

## [If(msg.payload.match(find))](https://discourse.nodered.org/t/if-msg-payload-match-find/265)

<div class="topic-metadata">

**Author:** [@GChapo](https://discourse.nodered.org/u/GChapo)\
**Replies:** 16\
**Last updated:** [25 May 2018 13:26 UTC](https://discourse.nodered.org/t/if-msg-payload-match-find/265 "2018-05-25T13:26:56Z")

</div>

Hello, I need a message payload to be the opposite (on or off) based on the current state of a sonoff device. Using (in my case) an mqtt state of tasmota/SonoffLamp1/cmnd/Power I am able to ascertain the current status…

---

## [Node-RED 0.18.7 released](https://discourse.nodered.org/t/node-red-0-18-7-released/379)

<div class="topic-metadata">

**Author:** [@knolleary](https://discourse.nodered.org/u/knolleary)\
**Replies:** 0\
**Last updated:** [25 May 2018 12:37 UTC](https://discourse.nodered.org/t/node-red-0-18-7-released/379 "2018-05-25T12:37:01Z")

</div>

Node-RED 0.18.7 is now available: https://github.com/node-red/node-red/releases/tag/0.18.7 A small number of minor fixes, including preparation for a major version update of the Twitter node. To coincide with this, the …

---

## [Controlling gopro camera](https://discourse.nodered.org/t/controlling-gopro-camera/332)

<div class="topic-metadata">

**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\
**Replies:** 6\
**Last updated:** [25 May 2018 08:28 UTC](https://discourse.nodered.org/t/controlling-gopro-camera/332 "2018-05-25T08:28:35Z")

</div>

Looking around the web it surprises me that there are no search results showing any succes on controlling a gopro camera with node-red. Does anyone have experience with this? And is it possible to use this on node-red? …

---

## [Help with a node I made.](https://discourse.nodered.org/t/help-with-a-node-i-made/356)

<div class="topic-metadata">

**Author:** [@Trying\_to\_learn](https://discourse.nodered.org/u/Trying_to_learn)\
**Replies:** 3\
**Last updated:** [25 May 2018 06:26 UTC](https://discourse.nodered.org/t/help-with-a-node-i-made/356 "2018-05-25T06:26:54Z")

</div>

This node is similar to one I got help with earlier. That node is still needed and used. But working on my flows, it became obvious I needed another node of similar functions, but not exactly the same. I’m not sure if…

---

## [Unable to visible the tcp node settings(Solved)](https://discourse.nodered.org/t/unable-to-visible-the-tcp-node-settings-solved/329)

<div class="topic-metadata">

**Author:** [@mahendra\_ms](https://discourse.nodered.org/u/mahendra_ms)\
**Replies:** 7\
**Last updated:** [25 May 2018 08:05 UTC](https://discourse.nodered.org/t/unable-to-visible-the-tcp-node-settings-solved/329 "2018-05-25T08:05:37Z")

</div>

Hello geeks just getting started using of Node red few days ago on my windows pc, Successfully installed Node red and npm packages every thing is working great for me, but today when i create the new flow with the TCP …

---

## [Change the position of the group text](https://discourse.nodered.org/t/change-the-position-of-the-group-text/347)

<div class="topic-metadata">

**Author:** [@mammoet](https://discourse.nodered.org/u/mammoet)\
**Replies:** 1\
**Last updated:** [24 May 2018 20:30 UTC](https://discourse.nodered.org/t/change-the-position-of-the-group-text/347 "2018-05-24T20:30:55Z")

</div>

I’m wondering how i could change the position of the group text in the dash board. Cause right now it right in mij level indicator.(See attachment) Kind Regarts Niels-Yvo Grummel\[20180524\_120304\]

---

## [Add two numbers](https://discourse.nodered.org/t/add-two-numbers/361)

<div class="topic-metadata">

**Author:** [@underpop](https://discourse.nodered.org/u/underpop)\
**Replies:** 6\
**Last updated:** [24 May 2018 20:24 UTC](https://discourse.nodered.org/t/add-two-numbers/361 "2018-05-24T20:24:00Z")

</div>

Hello. I find myself in a situation that I can’t resolve. I need to add two numbers, msg.pid and msg.temperature, I have tried a function in all the ways I know and never get the result. Could someone please provide m…

[Previous page](https://discourse.nodered.org/latest.md?page=1391)

[Next page](https://discourse.nodered.org/latest.md?page=1393)