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spf=neutral google neither permitted nor denied email header error
I have been using a free tier slack instance for our family. Once we started running out of space, I started migrating to Rocket.Chat. As part of this I had to set up an email server, which gave me a bit of trouble. When sending an email I would get...
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Nginx Websocket Reverse Proxy quick reference
This is a quick reference guide to configuring Nginx as a Websocket Reverse Proxy. If you don’t have a websocket application, but would like to try setting one up, this agario clone is a good place to start. Index Install nginx Configuring nginx SELinux/Firewall Install nginx As this is aimed...
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Bash Basics #1 - for loops
This is the first of many short guides where we will go over the basics of bash scripting. The series will follow no particular order. I will try to cover as many topics as I can, but if there is something you would like to learn about feel free to...