The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

Arduino is a microcontroller designed for real-time hardware control with very low power use. Raspberry Pi is a full computer that runs operating systems and handles complex tasks. Arduino excels at ...

The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

The Onvis CS2 isn't just a contact sensor. With a 120dB siren, Thread support, and climate tracking, it's a 4-in-1 security ...

LOUISVILLE, Ky. — Code Louisville, a free tech training program that has prepared an estimated 5,000 Kentuckians for careers in software development over the past 13 years, will teach its final class ...

A common sight in ‘smart homes’, door sensors allow you to detect whether a door is closed or open, enabling the triggering of specific events. Unfortunately, most solutions for these ...

Smart thermostats allow you to remotely control your home's temperature and heating schedule. Used properly, they can potentially save you money on your heating bills and reduce your boiler's ...

The most appropriate level of computer language for a particular task depends on the requirements. High-level languages close high-level languageAlso known as high-level language. This is a computer ...

TIOBE Index for February 2026: Top 10 Most Popular Programming Languages Your email has been sent February’s TIOBE Index shows a leaderboard that looks steady at first glance, but small shifts beneath ...

Computers close computerA device that processes information by following a set of rules called a program. and digital devices work by storing and processing information. If information has been ...

Find historical weather by searching for a city, zip code, or airport code. Include a date for which you would like to see weather history. You can select a range of dates in the results on the next ...

The news you need to know today — and the stories that will stick with you tomorrow. Plus, special series and behind-the-scenes extras from Here & Now hosts Robin Young and Scott Tong with help from ...