What can you do with a broken Galaxy Z Flip 5? Well, an inventor decided to attach a BlackBerry keyboard to use on the cover ...

The Keypad library is designed for driving matrix style keypads (matrix decoder) when using the Arduino platform. It uses the standard method of selecting a column and scanning all the rows to see ...

This Microsoft PowerPoint Presentation Tutorial is a detailed guide for beginners that includes all the basic features & tips required to create a PPT.

These smart locks make it easy to bring your door online and manage it from anywhere. After testing the best smart locks on the market, these are my favorites.

We tested seven safes and found the models that offer the best combination of fireproofing, waterproofing, size, and price.

The best wireless keyboards are comfortable, reliable, and a joy to type on, whether you want a compact option like the Logitech Pop Icon Keys or something full-size.

The first phone went on sale for nearly $4,000 in 1983. Here's a brief history of the cell phone industry and how it has evolved over time.

Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...

Extremely large-scale antenna arrays, tremendously high frequencies, and new types of antennas are three clear trends in multi-antenna technology for supporting the sixth-generation (6G) networks. To ...

Intelligent reflecting surface (IRS) is an enabling technology to engineer the radio signal propagation in wireless networks. By smartly tuning the signal reflection via a large number of low-cost ...

When the number pad is not working on Windows 10, you only need to follow the steps from this guide to fix it for good.

Learning the interfacing of keypad matrix with an Arduino, without using the direct headers.