2

Dec/19

Pi-hole DNS Filtering

Overview Pi-hole is a very light weight, DNS filtering server. It’s so light that there are reports it can even run on a Raspberry Pi 1! Example reasons for filtering DNS include blocking ads to filtering out harmful sites (content … Continue reading

4

Mar/19

Cloud Desktop

Overview Having a persistent cloud environment means no more standby or shutting when you’re moving or leaving the computer. Leveraging cloud computing, it could be as cheap to run or as powerful as you want configure it. Install Gnome Install … Continue reading

4

Feb/19

Install Gnome Shell Extensions System Monitor on Ubuntu 18.04

Overview With Ubuntu 18.04 LTS switching back to Gnome as the desktop manager from Unity, it means it can take advantage of Gnomes features that replaced unities such as system monitor in the dock. Minimum Install Open the gnome terminal … Continue reading

3

Dec/18

Boot From Grub

Overview When you get the grub command prompt: grub > It means something went wrong with the grub boot leader whether it was not installed properly or it cannot find your hard drive to boot into the OS. From this … Continue reading

3

Sep/18

HAProxy Redirect Unknown Subdomains

Overview It’s possible to redirect non configured sub domains to a different error message rather than a default or error 503 which is a server side error. Edit /etc/haproxy/haproxy.cfg and add the following to the default frontend: default_backend no-match Then … Continue reading

4

Jun/18

Securing HAProxy Headers

Overview https://securityheaders.io will give a score of how well placed the HTTP headers are on a site ranging from A+ to F (not sure what the R rating is for). Headers are a powerful meta (invisible to the naked eye) … Continue reading

2

Apr/18

Upgrading HAProxy On Ubuntu

Overview Following my earlier post using Vbernat’s PPA to install the latest Haproxy on Ubuntu, there have been several minor versions since the original post. The steps below will show you how to upgrade to any version offered by Vbernat’s … Continue reading

18

Jun/16

Ubuntu 16.04 Migration Update

A quick update to my migration process. I had all the servers running 16.04 and it was OK except for the stability. Setting up and moving things were simple enough. I did encounter issues with my symlinked .bashrc which I … Continue reading