Jack Wallen

If you serve up your websites with Apache, you might want to prevent the server from listing subdirectories. Here are two simple tricks for securing your Apache server.

If you need to allow remote connections to your MySQL server, see how you can easily accomplish that task.

Securing your MySQL installation isn’t difficult. Find out how to easily harden MySQL with one command.

If you want to encrypt messages on Android, check out these four options for achieving that goal.

If you want to install OpenStack, but don’t want to have to dedicate multiple machines for the project, here’s how to do that with a single Ubuntu Server virtual machine.

If you’d like to set up a domain controller on the cheap, Samba makes this possible. Here’s how.

If your VirtualBox virtual machines are lagging in performance, check out these five tips.

If a network interface card (NIC) is causing problems on your Ubuntu Server, see how to use the ethtool command to troubleshoot the issue.

If you want to add a cloud storage feature to a WordPress site, the WP Cloud plugin is simple to install and even easier to use.

Whether you’re running a LAMP stack on Ubuntu or CentOS, you need to back up your MySQL databases. Learn how to do this with the help of the mysqldump command.

LibreOffice contains a very powerful database tool that is actually quite user friendly. Here’s how to create a database query using the Design View tool.

If you want to add an extra layer of protection onto your virtual machines and you’re using VirtualBox, encrypting those VMs is very simple. Here’s how.