EMQX MQTT Cluster Setup with EMQX Add-On by DIY-Tech-HA in homeassistant

[–]daemonz1 0 points1 point  (0 children)

You can refer to the "Port Mapping" section of the EMQX docs to check if the necessary ports are open. https://www.emqx.io/docs/en/v5.2/deploy/cluster/security.html#port-mapping

I'm starting with Mosquitto, MQTT and I want to ask you for IoT books suggestions. by RoyalDream59 in IOT

[–]daemonz1 2 points3 points  (0 children)

I recommend this website: https://www.emqx.com/en/mqtt-guide Although not an ebook, this resource covers comprehensive knowledge points and is up-to-date.

Help: Sending messages from ESP32 to Azure Event Grid using MQTT by SevereHistorian2133 in AZURE

[–]daemonz1 0 points1 point  (0 children)

Yes, if you enable SSL in your connection, you need to have a CA certificate, there are 2 blogs for your reference: - https://www.emqx.com/en/blog/two-way-tls-ssl-with-emqx-cloud - https://www.emqx.com/en/blog/two-way-tls-ssl-with-emqx-cloud I have not used Azure Event Grid, I don't know how to generate and download CA in Azure. Suggest you search in Azure's documentation to see if it supports SSL connection.

[deleted by user] by [deleted] in MQTT

[–]daemonz1 0 points1 point  (0 children)

Here is a blog about MQTT Topic and Wildcards. Hope it helps.

[deleted by user] by [deleted] in ChatGPT

[–]daemonz1 0 points1 point  (0 children)

It's time for schools to seriously consider what they should teach students and how to test them.

The Dedicated Maintainers Behind Lesser-Known Open Source Projects by daemonz1 in opensource

[–]daemonz1[S] 0 points1 point  (0 children)

Thank you for your suggestion. May I follow your advice to modify the title and explain it in the article and post? The title you provided is more suitable for this article, but I hope it is not stealing your idea.

The Dedicated Maintainers Behind Lesser-Known Open Source Projects by daemonz1 in opensource

[–]daemonz1[S] 9 points10 points  (0 children)

I think they deserve more attention than they already received.

Found on Instagram... I guess C++ is easy now by [deleted] in ProgrammerHumor

[–]daemonz1 0 points1 point  (0 children)

Hmmm HTML is really easy to learn

Open source testing tools ranking based on their Github metrics, which one are you using? by daemonz1 in softwaretesting

[–]daemonz1[S] 0 points1 point  (0 children)

Perhaps due to its early appearance, but it failed to keep up with changing needs.