Uncomplicated Firewall… be careful

If like me, you enjoy the simplicity of UFW (Uncomplicated Firewall) on your Ubuntu servers be careful when you turn it on. UFW doesn’t have any default rules to allow ssh inbound by default, if you aren’t careful when turning it on you could find yourself locked out, and if you don’t have direct console …

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Microsoft and Linux working together!

I’ve been thrilled to see the recent collaboration between Microsoft and various Linux distributions. Everyone has seen the Microsoft <3 Linux headlines over the last few months, and I’ve been curious about how this relationship has been reciprocated by the Linux community. So I decided to ask Stephanie Wonderlick at Red Hat and Rebecca Cradick at …

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Backup a MySQL Database

If you have a MySQL database working behind the scenes on your web site or app then creating and storing backup’s of that database can be vitally important to the operation of your business operations. A MySQL or MariaDB database uses the mysqldump command to create backups. The mysqldumpcommand outputs a file that contains SQL statements that …

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Find services that require a restart

Ubuntu offers a live patching utility that allows kernel patches to be installed without requiring a system restart to be applied. Read more about online patching in this post about patching. That said, in many cases other services or processes on your system may need to be restarted after an upgrade.

Free SSL Certificate with Let’s Encrypt

Free SSL Certificate with Let’s Encrypt If you have ever installed an SSL certificate you know that it can be a tedious process. Let’s Encrypt makes this easy. Just call the letsencrypt command from the terminal and point it at your domain. Securing your website with a valid ssl certificate from a recognized and trusted …

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Filesystem and Directory size

Just a quick look at df and du. This comes up a lot when we have filesystems that are filling up and need to find out which directories or logs are using the space. How to find the size of mounted filesystems

Plex supports many devices

Media Server

Have you ever wanted to set up your own video streaming service on your home or work network? This simple guide will help you set up a media server using Ubuntu 14.04 and Plex. The setup for Plex on Ubuntu is incredibly easy and is a great way to back up your existing video, music …

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