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 ...

kv4p HT is an open-source hardware VHF or UHF radio designed to plug into the USB-C port of an Android smartphone and turn it into a handheld ham radio transceiver. It’s based on an ESP32 wireless ...

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 ...

Abstract: As technology advances further we are seeing more and more "smart" devices. Devices such as smart homes, smart thermostats, smart cars, etc.. are becoming more and more prevalent. As network ...

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 ...

ABSTRACT: Geospatial technologies can be leveraged to optimize the available resources for better productivity and sustainability. The resources can be human, software and hardware equipment and their ...

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

It is almost impossible these days to find a PC with old ISA card slots. Full size PCI card slots are in danger of going the same way. Many PCs today feature PCI Express connectors. PCI Express offers ...

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 ...