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I've been developing some apps with MQTT communications and have encountered a problem on Android with the Paho library. I had a couple of apps that were functioning fine until the latest update to ...

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This video demonstrates how to set up a remote temperature monitoring system using an Arduino Uno R4 WiFi, an LM35 temperature sensor, and the MQTT protocol. The system captures ambient temperature ...

A monthly overview of things you need to know as an architect or aspiring architect. Unlock the full InfoQ experience by logging in! Stay updated with your favorite authors and topics, engage with ...

If you want a good display and interface device for an embedded project, it’s hard to look past an old smartphone. After all, you’ve got an excellent quality screen and capacitive touch interface all ...

java.lang.RuntimeException: Error receiving broadcast Intent { act=.callbackToActivity.v0 flg=0x10 pkg=com.ceshi.demo(has extras) } in info.mqtt.android.service ...

Java, a popular programming language, has been powering various server-side and client-side applications for decades. Although Android devices are typically not designed to run Java applications ...

This project incorporates communication between an Android Phone and the Arduino using Bluetooth. The basic functionality includes taking messages from an android phone, displaying them on an LCD ...

[Massimo], one of the creators of the Arduino, is a little perturbed over what passes for the truth over on Kickstarter. While [Massimo] does recognize that Kickstarter can be a force of good ...