Linux
Issuing SSL Certs using Let’s Encrypt in Ubuntu
· ☕ 2 min read · ✍️ Chris Titus

This article goes over Issuing SSL Certs using Let’s Encrypt in Ubuntu 16.04. The basic steps outlined in the video are adding the repository, installing certbot, issuing a certificate, and enabling SSL.


Installing Linux Subsystem for Windows 10
· ☕ 2 min read · ✍️ Chris Titus

The following video goes over installing Linux Subsystem on Windows 10. Most notably it allows you to run Linux terminal commands in Windows 10 without having a virtual machine or dual boot into a Linux operating system.


Setup an always on VPN in Ubuntu
· ☕ 2 min read · ✍️ Chris Titus

This is a guide on how to set up an always on VPN in Ubuntu, and basic troubleshooting of VPNs in ubuntu server. I used Private Internet Access as an example VPN connection.


Report Nvidia-smi Temperature to Nagios
· ☕ 2 min read · ✍️ Chris Titus

Here is a custom script that reports the nvidia-smi temperature of the Nvidia cards in your system using NRPE. Conversely,  NRPE performs much better than NCPA and my protocol of choice.


Troubleshooting Nagios 4 Core Installation
· ☕ 2 min read · ✍️ Chris Titus

Use the following command to verify you have all your config and command files correct when troubleshooting Nagios core installation. This will give you a readout of any configuration errors, thus giving you the ability to fix it on the fly.


Cloud migration hosting in Google, Amazon, or Microsoft
· ☕ 3 min read · ✍️ Chris Titus

Moving to the Cloud

The following article outlines what it takes for a cloud migration to Google Cloud Compute, Amazon Web Services, or Microsoft Azure means. Most businesses want to move to the “cloud” but have no idea what that means.


Create Swap file on Cloud VM (AWS, GCloud, or Azure)
· ☕ 2 min read · ✍️ Chris Titus

Use the commands below to create swap file on a micro instance with a Linux operating system. This creates a 2GB Swap file to help alleviate low system ram. Consequently, this is great for those using micro instances in the cloud that have under 1 GB of memory.


Move Website from Linux to IIS
· ☕ 2 min read · ✍️ Chris Titus

This guide goes over how to Move Website from Linux to IIS. If you’re in the tech field, you probably see moving from Linux to IIS on a WordPress platform and immediately cringed.


FTP Credentials Required for WordPress Update to Plugins/Themes
· ☕ 2 min read · ✍️ Chris Titus

If you are getting errors on a WordPress update that say you need FTP credentials, your apache install doesn’t have rights to do the changes. You could install vsftpd, but it is MUCH easier to just grant apache access to your WordPress.


Check External IP in Linux Server
· ☕ 2 min read · ✍️ Chris Titus

All these commands check external IP in Linux Terminal for any Linux system.


Using the find command Linux Terminal
· ☕ 2 min read · ✍️ Chris Titus

Here is the syntax for using the find command Linux terminal. The following commands are great to have in your back pocket when looking for specific files or directories.