If you setup your Raspberry Pi using the NOOBs installer you likely have various apps that you don’t want to keep. This script below will remove many of the preinstalled applications. wolfram-engine bluej geany greenfoot nodered nuscratch scratch sonic-pi libreoffice claws-mail claws-mail-i18n minecraft-pi pygame

When nothing else seemed to work this helped me to get rid of all the duplicates from failed yum updates. After trying the above I still had some duplicates on a different server but the ‘Remove Duplicates’ script below seemed to work fine for me. NOTE: I was looking at having to rebuild one of …

Need help with what a strong password is? Strong password recommendations are as follows: Must contain 14 or more characters Must contain upper and lower case letters Must contain a number or special character (e.g. !@#$%^) Must NOT be the same as your previous 12 passwords Must NOT be similar to your username Must NOT …

If you simply want uptime formatted this small script will help. Uptime by itself will display similar to: 20:25:48 up 3 days, 8:14, 1 user, load average: 2.07, 2.17, 2.35 Formatted using the code above will display similar to: 3 days, 8 hours, 15 minutes.

If you are using Pi-Hole you may find this script useful Currently this is designed to run on the server that is running Pi-Hole but as I have more than one I want to monitor I will soon have an update for additional. First make sure you update your /var/www/html/admin/scripts/pi-hole/php/data.php Look at getSummaryData function and …

NMAP is a tool for scanning your network for machines that are up or down along with pulling some helpful information from the machines that are up. Similar to Remotely Find Raspberry Pi IP but this is a bit more in-depth First install nmap if needed Now you need to know your IP range to …

I use a Mac for my primary computer and sometimes I need to setup a new VM similar to my computer for testing. Here is the basic setup that I use HomeBrew for. I’ll add more later as I remember more or use it more. Incidentally if you want/need to uninstall HomeBrew or Oh My …

I work with digicert® to get certificates. The way we get certificates sometimes requires me to convert the certificates, below is the process I use to get the formats for what I may need. This script assumes you have a directory with only the .csr file and the .zip file from digicert® and then run …