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.
Install and use firewalld on Ubuntu
Firewalld is one of the Linux firewall management tool and it is available on the in the Ubuntu's default repositories, therefore it is available to
be installed from these repositories using the apt packaging system
.
How to show open database connections in MySQL
How to show open database connections in MySQL using show status
and show processlist
command.
How to fix briefly unavailable for scheduled maintenance in Wordpress
How to fix briefly unavailable for scheduled maintenance in Wordpress: by removing the .maintenance file from the installation root folder.
How to create a Java project with Maven
How to create a Java project with Maven. Simple steps to generate the project, import in Eclipse and run the application.
Breathing Light LED on Raspberry Pi using Python
Breathing Light LED on Raspberry Pi using Python. The light intensity will start from zero and gradually will increase up to maximum and then will decrease back to zero.