Fraud Awareness: Stay informed about Phishing!

Composer is a dependency manager for PHP (similar to npm for Node.js or pip for Python). Composer will pull in all the required PHP packages your project depends on and manage them for you. In this tutorial, we’ll show you how to install and use Composer on an Ubuntu 18.04 machine. The same steps can be used for Ubuntu […]

I increased/add the swap size to 8 GB with the following sequence ( If you look at your system monitor swap space you will see Ubuntu emptying out your swap space as you run the first command): Verify it: Make it permanent:

Conventions # – requires given linux commands to be executed with root privileges either directly as a root user or by use of sudo command $ – requires given linux commands to be executed as a regular non-privileged user Example 1 Open incoming TCP port 10000 to any source IP address: Example 2 Open incoming TCP port 443 to only specific source IP […]