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 install Nginx on Ubuntu
Nginx is one of the most popular web servers in the world. It is also known to be more resource-friendly than Apache in most cases and can be used as a web server or as a reverse proxy.
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 change the hostname in Ubuntu
How to change hostname in Ubuntu. There are three options: temporary until the first restart and permanent by changing the hostname file or using command hostnamectl
How to change Tomcat default port
How to change Tomcat default port 8080 to any other port. Three steps: locate server.xml file, edit and restart the Tomcat service.
How to open port for a specific IP address on CentOS 7
How to open port for a specific IP address on CentOS 7. Using the firewall-cmd command with add-rich-rule parameter.