# Latest **URL:** https://discourse.nodered.org/latest.md?page=1101 [Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md) **Page:** 1102 --- ## ["grep" words from /var/log/messages](https://discourse.nodered.org/t/grep-words-from-var-log-messages/25912)
**Author:** [@menno](https://discourse.nodered.org/u/menno)\ **Replies:** 8\ **Last updated:** [2 May 2020 11:30 UTC](https://discourse.nodered.org/t/grep-words-from-var-log-messages/25912 "2020-05-02T11:30:49Z")
Hi all i am busy to get some special data from my /var/log/messages file this is the line that i am interested in: May 2 10:52:23 mw-pi-star root M: 2020-05-02 08:52:23.188 Linked to PARROT i just want to have this … --- ## [Setting font color for a value](https://discourse.nodered.org/t/setting-font-color-for-a-value/25862)
**Author:** [@AndrewZ](https://discourse.nodered.org/u/AndrewZ)\ **Replies:** 4\ **Last updated:** [2 May 2020 10:07 UTC](https://discourse.nodered.org/t/setting-font-color-for-a-value/25862 "2020-05-02T10:07:00Z")
I've seen a number of examples on how to set the font color (or an icon) for the whole message using msg.color but I'm looking for the right way to do the same basing on the value within the message. In my case the mess… --- ## [Dodgy button render](https://discourse.nodered.org/t/dodgy-button-render/25886)
**Author:** [@Spinky](https://discourse.nodered.org/u/Spinky)\ **Replies:** 3\ **Last updated:** [2 May 2020 09:17 UTC](https://discourse.nodered.org/t/dodgy-button-render/25886 "2020-05-02T09:17:41Z")
Any idea would cause this? Have deleted the node, reinserted it and deployed but it comes back like this, --- ## [MySQL to Telegram](https://discourse.nodered.org/t/mysql-to-telegram/25913)
**Author:** [@Hunter](https://discourse.nodered.org/u/Hunter)\ **Replies:** 1\ **Last updated:** [2 May 2020 09:13 UTC](https://discourse.nodered.org/t/mysql-to-telegram/25913 "2020-05-02T09:13:26Z")
Hi all, I'm using the node-red-node-mysql to fetch data from a database. This part is working. I'm getting this data : msg.payload : array\[1\] array\[1\] 0: object zoektekst: "Schoorveld Maasbree 233291" Now I would… --- ## [UI-Table sort on load](https://discourse.nodered.org/t/ui-table-sort-on-load/25665)
**Author:** [@bdbell](https://discourse.nodered.org/u/bdbell)\ **Replies:** 3\ **Last updated:** [2 May 2020 08:56 UTC](https://discourse.nodered.org/t/ui-table-sort-on-load/25665 "2020-05-02T08:56:44Z")
I am using the UI-Table 'Sending Commands' example - which is a great example that does pretty much everything I need. But when it reloads the table data from context store I find that the entries are are in the opposit… --- ## [Using the exec node to kill and restart a process](https://discourse.nodered.org/t/using-the-exec-node-to-kill-and-restart-a-process/25893)
**Author:** [@wdmtech](https://discourse.nodered.org/u/wdmtech)\ **Replies:** 4\ **Last updated:** [2 May 2020 07:42 UTC](https://discourse.nodered.org/t/using-the-exec-node-to-kill-and-restart-a-process/25893 "2020-05-02T07:42:25Z")
Hey, I've got a few devices from Pimoroni, for example This comes with some nice examples, for instance, to scroll text across the HAT. I'm looking for a way to kill the text scrolling process (python3) and start a n… --- ## [Multi-tenant Node-RED](https://discourse.nodered.org/t/multi-tenant-node-red/25865)
**Author:** [@bvitale](https://discourse.nodered.org/u/bvitale)\ **Replies:** 3\ **Last updated:** [2 May 2020 06:44 UTC](https://discourse.nodered.org/t/multi-tenant-node-red/25865 "2020-05-02T06:44:50Z")
Is there any appetite for enhancing the Node-RED runtime to be multi-tenant? Some notion of capturing a tenant identifier through the authentication subsystem, and passing this tenant identifier through to the storage AP… --- ## [Node-red-contrib-life](https://discourse.nodered.org/t/node-red-contrib-life/24702)
**Author:** [@grumpazoid](https://discourse.nodered.org/u/grumpazoid)\ **Replies:** 7\ **Last updated:** [2 May 2020 01:34 UTC](https://discourse.nodered.org/t/node-red-contrib-life/24702 "2020-05-02T01:34:54Z")
I just wanted to ask if anyone has experience with this life360 node. There is no documentation provided. Just wanted to check it is firstly safe and if I could pass location data onto worldmap. --- ## [Help needed to install node-red-contrib-db2-for-i](https://discourse.nodered.org/t/help-needed-to-install-node-red-contrib-db2-for-i/25877)
**Author:** [@sara88m](https://discourse.nodered.org/u/sara88m)\ **Replies:** 7\ **Last updated:** [2 May 2020 01:19 UTC](https://discourse.nodered.org/t/help-needed-to-install-node-red-contrib-db2-for-i/25877 "2020-05-02T01:19:32Z")
Hi everyone. I need to install node-red-contrib-db2-for-i on my node red, but I got error. I use win7-64x. Then I tried with node-red-contrib-db2-fixed, and I could installed it. Want to know , are these two nodes diffe… --- ## [Npm publish isn't updating flows.nodered.org (solved)](https://discourse.nodered.org/t/npm-publish-isnt-updating-flows-nodered-org-solved/1452)
**Author:** [@ncherry](https://discourse.nodered.org/u/ncherry)\ **Replies:** 18\ **Last updated:** [1 May 2020 23:17 UTC](https://discourse.nodered.org/t/npm-publish-isnt-updating-flows-nodered-org-solved/1452 "2020-05-01T23:17:09Z")
I've just spent to time fixing issue with my node-red-contrib-mytimeout code. I've updated github and changed the version in package.json to "2.0.0" (and again to "2.1.0: based on old Google group threads) but I still do… --- ## [Connect to TTN V3](https://discourse.nodered.org/t/connect-to-ttn-v3/25842)
**Author:** [@willhelmx](https://discourse.nodered.org/u/willhelmx)\ **Replies:** 17\ **Last updated:** [1 May 2020 23:07 UTC](https://discourse.nodered.org/t/connect-to-ttn-v3/25842 "2020-05-01T23:07:13Z")
Hi guy´s Trying to connect and get data from TTN V3´s MQTT Integration.. Using function Mqtt in -\> Debug, it connects fine "green light" and "connected" in console, however im getting no data from the V3 mqtt server.. … --- ## [Mysql etimedout](https://discourse.nodered.org/t/mysql-etimedout/25703)
**Author:** [@RogierQ](https://discourse.nodered.org/u/RogierQ)\ **Replies:** 17\ **Last updated:** [1 May 2020 21:22 UTC](https://discourse.nodered.org/t/mysql-etimedout/25703 "2020-05-01T21:22:09Z")
After doing a lot of mysql locally i am trying something from one to another server now It works but after about 8 seconds i get etimedout When i trigger the node again i get a correct output then 8 sec later again a e… --- ## [Line chart date value is messed up](https://discourse.nodered.org/t/line-chart-date-value-is-messed-up/25840)
**Author:** [@Beefy\_carrot](https://discourse.nodered.org/u/Beefy_carrot)\ **Replies:** 5\ **Last updated:** [1 May 2020 20:26 UTC](https://discourse.nodered.org/t/line-chart-date-value-is-messed-up/25840 "2020-05-01T20:26:07Z")
Im changing the values for line chart, ymin and ymax works fine. but when i use xformat to change the y axis, things start to mess up. User can change the formats HH:mm:ss and HH:mm but when i use Day :HH:mm and Date/Mo… --- ## [Solving mathematical functions made from dashboard inputs](https://discourse.nodered.org/t/solving-mathematical-functions-made-from-dashboard-inputs/23812)
**Author:** [@lalo](https://discourse.nodered.org/u/lalo)\ **Replies:** 54\ **Last updated:** [1 May 2020 20:21 UTC](https://discourse.nodered.org/t/solving-mathematical-functions-made-from-dashboard-inputs/23812 "2020-05-01T20:21:16Z")
hi i'm working on a dropdown with options so basically i want to write some equations and save it in a database to use and then recover it on a dropdown like new options and when i choose for example equation 1 send this… --- ## [NodeRED on SSL https://](https://discourse.nodered.org/t/nodered-on-ssl-https/25483)
**Author:** [@jithinsisaac](https://discourse.nodered.org/u/jithinsisaac)\ **Replies:** 3\ **Last updated:** [1 May 2020 18:51 UTC](https://discourse.nodered.org/t/nodered-on-ssl-https/25483 "2020-05-01T18:51:33Z")
Hey.. I have my Node-Red setup on a VPS by Digital Ocean. I can access it via http:// IP:1880 I am logging in via admin and password, that i have already generated. I bought a domain a few days back. (Eg. example. com… --- ## [Use "flow." payload in Button node](https://discourse.nodered.org/t/use-flow-payload-in-button-node/25867)
**Author:** [@notnice](https://discourse.nodered.org/u/notnice)\ **Replies:** 6\ **Last updated:** [1 May 2020 17:28 UTC](https://discourse.nodered.org/t/use-flow-payload-in-button-node/25867 "2020-05-01T17:28:37Z")
I want to set a flow variable via a button when its pressed. Can't find any docs on the format for this button payload option and the usual format I'd use in a function node as below (and several variants I have tried) f… --- ## [Issue authenticating Google Calendar Node](https://discourse.nodered.org/t/issue-authenticating-google-calendar-node/25872)
**Author:** [@phreaq](https://discourse.nodered.org/u/phreaq)\ **Replies:** 0\ **Last updated:** [1 May 2020 15:25 UTC](https://discourse.nodered.org/t/issue-authenticating-google-calendar-node/25872 "2020-05-01T15:25:07Z")
I am trying to set up the Google Calendar Node, and I am having an issue entering in my credentials. I have created a Project, and turned on the Google+ and Google Calendar APIs, as well as added a redirect URL. I ente… --- ## [\[off-topic\] dashboard as wallpanel on TV via IPTV?](https://discourse.nodered.org/t/off-topic-dashboard-as-wallpanel-on-tv-via-iptv/25704)
**Author:** [@hominidae](https://discourse.nodered.org/u/hominidae)\ **Replies:** 9\ **Last updated:** [1 May 2020 13:43 UTC](https://discourse.nodered.org/t/off-topic-dashboard-as-wallpanel-on-tv-via-iptv/25704 "2020-05-01T13:43:40Z")
HI folks, my apologies upfront, as I think this is quite a bit off-topic for node-red in genaral or its dashboard cateory. But my google-fu lost me and I am hoping some of you might have an idea on how this can be done… --- ## [Different password for node red and dashboard?](https://discourse.nodered.org/t/different-password-for-node-red-and-dashboard/25745)
**Author:** [@martin8094](https://discourse.nodered.org/u/martin8094)\ **Replies:** 3\ **Last updated:** [1 May 2020 13:24 UTC](https://discourse.nodered.org/t/different-password-for-node-red-and-dashboard/25745 "2020-05-01T13:24:11Z")
Hi, Is it possible to set a different password for the ui dashboard than that of node red. I want to have node red accessible with one password and the dashboard with another. I am using a raspberry pi. If possible some … --- ## [How to add Icon with no re-authorization](https://discourse.nodered.org/t/how-to-add-icon-with-no-re-authorization/25848)
**Author:** [@tarahi](https://discourse.nodered.org/u/tarahi)\ **Replies:** 5\ **Last updated:** [1 May 2020 13:23 UTC](https://discourse.nodered.org/t/how-to-add-icon-with-no-re-authorization/25848 "2020-05-01T13:23:49Z")
Dear friends I have a logo picture (logo.png) in node red main folder : ~/.node-red/Public I used a ui\_template to show it. Every thing is OK and it shows in dashboard. Now the problem is, every timeI reboot, I need… --- ## [Google home support other then NORA?](https://discourse.nodered.org/t/google-home-support-other-then-nora/25866)
**Author:** [@realjax](https://discourse.nodered.org/u/realjax)\ **Replies:** 0\ **Last updated:** [1 May 2020 12:53 UTC](https://discourse.nodered.org/t/google-home-support-other-then-nora/25866 "2020-05-01T12:53:53Z")
Hi I have been using node-red-contrib-nora for my interactions with Google Home. I love the simplicity of this node, but the devices it supports are only a fraction of the devices currently supported and documented by … --- ## [Change field name](https://discourse.nodered.org/t/change-field-name/25858)
**Author:** [@andreas58](https://discourse.nodered.org/u/andreas58)\ **Replies:** 2\ **Last updated:** [1 May 2020 12:19 UTC](https://discourse.nodered.org/t/change-field-name/25858 "2020-05-01T12:19:53Z")
How can I turn a field name into a payload? I have a LoraWan node that sends GPS coordinates via TTN to Cayenne. I want to use the same payload also in Node-red but to do so I need to change the field names latitude and… --- ## [Problem add Object to Array](https://discourse.nodered.org/t/problem-add-object-to-array/25763)
**Author:** [@grooveagent](https://discourse.nodered.org/u/grooveagent)\ **Replies:** 5\ **Last updated:** [1 May 2020 11:53 UTC](https://discourse.nodered.org/t/problem-add-object-to-array/25763 "2020-05-01T11:53:49Z")
Hi together, I'm stuck with a beginner Problem to push an Object to an Array of Object... What I want to do: I have a dashboard where the user can put in different values which are stored in several object-properties.… --- ## [Import form data into database](https://discourse.nodered.org/t/import-form-data-into-database/25742)
**Author:** [@Nel.David87](https://discourse.nodered.org/u/Nel.David87)\ **Replies:** 4\ **Last updated:** [1 May 2020 10:45 UTC](https://discourse.nodered.org/t/import-form-data-into-database/25742 "2020-05-01T10:45:01Z")
Hi everyone, I'm new to node red and coding in general. I want to capture form data and import it into my database on mariadb/mysql. But I can't get the syntax correct. "Error: ER\_PARSE\_ERROR: You have an error in your … --- ## [Convert all values in array](https://discourse.nodered.org/t/convert-all-values-in-array/25853)
**Author:** [@AndrewZ](https://discourse.nodered.org/u/AndrewZ)\ **Replies:** 2\ **Last updated:** [1 May 2020 09:48 UTC](https://discourse.nodered.org/t/convert-all-values-in-array/25853 "2020-05-01T09:48:42Z")
This is one of my first exercises with Node-RED, so please be kind :wink: I'm creating a simple dashboard to control my Modbus devices. Currently I can see the status of a few inputs and control the state of a few outpu… --- ## [Calculate rain precipitation from URL with columns](https://discourse.nodered.org/t/calculate-rain-precipitation-from-url-with-columns/25849)
**Author:** [@HaVi](https://discourse.nodered.org/u/HaVi)\ **Replies:** 6\ **Last updated:** [1 May 2020 08:24 UTC](https://discourse.nodered.org/t/calculate-rain-precipitation-from-url-with-columns/25849 "2020-05-01T08:24:11Z")
Via the URL https://gpsgadget.buienradar.nl/data/raintext/?lat=52.37&lon=4.89 I can get the expected rainfall for the next two hours for a GPS location. This is shown in two columns, the amount of precipitation on the le… --- ## [Brewery control dashboard](https://discourse.nodered.org/t/brewery-control-dashboard/25031)
**Author:** [@jangevaare](https://discourse.nodered.org/u/jangevaare)\ **Replies:** 8\ **Last updated:** [1 May 2020 06:35 UTC](https://discourse.nodered.org/t/brewery-control-dashboard/25031 "2020-05-01T06:35:30Z")
I've been homebrewing 10 years, using Raspberry Pi to control an electric brewery for 6 of those. I've used several different programs in this time specific to homebrewing application (e.g. Strangebrew Elsinore, CraftBee… --- ## [Node-RED User Directory](https://discourse.nodered.org/t/node-red-user-directory/25454)
**Author:** [@DizzyLurker](https://discourse.nodered.org/u/DizzyLurker)\ **Replies:** 2\ **Last updated:** [1 May 2020 06:04 UTC](https://discourse.nodered.org/t/node-red-user-directory/25454 "2020-05-01T06:04:49Z")
Hey, I was hopeful I could move the working directory of Node-RED from the default location ( C:\\Users\\UserName.node-red ) to my Drop Box syncing directory. The reason I want to do this is twice now I have changed lapto… --- ## [Counting books by weight](https://discourse.nodered.org/t/counting-books-by-weight/25847)
**Author:** [@jcims](https://discourse.nodered.org/u/jcims)\ **Replies:** 0\ **Last updated:** [1 May 2020 05:56 UTC](https://discourse.nodered.org/t/counting-books-by-weight/25847 "2020-05-01T05:56:54Z")
Project of opportunity here that demonstrates why I'm so stoked about Node Red. I was tinkering with load cells and an ESP8266 in the office, and ended up having to count out 500 books into various totals for distribu… --- ## [Using grunt when contributing](https://discourse.nodered.org/t/using-grunt-when-contributing/25519)
**Author:** [@BartButenaers](https://discourse.nodered.org/u/BartButenaers)\ **Replies:** 5\ **Last updated:** [1 May 2020 05:29 UTC](https://discourse.nodered.org/t/using-grunt-when-contributing/25519 "2020-05-01T05:29:28Z")
Hi folks, This must be a silly question, because all other contributors seem to understand it (except me)... Would like to create a pull-request for Node-RED, but grunt is mentioned in the checklist: Have followed a… [Previous page](https://discourse.nodered.org/latest.md?page=1100) [Next page](https://discourse.nodered.org/latest.md?page=1102)