MySQL Cheat Sheet - Quick Reference Guide
A concise MySQL cheat sheet providing a quick reference guide for common MySQL commands, database and table operations, data manipulation, and more.
How to show open database connections in MySQL
How to show open database connections in MySQL using show status and show processlist command.
Thread Semaphore and Mutex in Java
Thread Semaphore and Mutex in Java. Semaphore restrict the access to a resource for limited numbers of threads while mutex restricts the access to a single thread.
RGB LED on Raspberry Pi using Java
In this article will make RGB LED to change colors using Raspberry Pi and Java.
Breathing Light LED on Raspberry Pi using Java
Breathing Light LED on Raspberry Pi using Java. The light intensity will start from zero and gradually will increase up to maximum and then will decrease back to zero.
Flowing LED on RaspberryPi using Java
Flowing LED on RaspberryPi using Java. In this article will make a flowing LED strip flowing in both directions using Java.
