Trevor Sullivan Courses

Joplin - An Open Source Notes Application With Data Synchronization

Explore how Joplin syncs notes across devices through cloud storage, with encryption to protect data before synchronization.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Package Custom Linux Vagrant Boxes on Hyper-V - Open Source Tools

Build a custom Ubuntu Studio image as a Vagrant box on Hyper-V, test it locally, then share it on Vagrant Cloud.

• YouTube
• 51 minutes
• Self-Paced
• Free Video

Learn PowerShell - Use the Open Source YouTube Module to Automate Activities

Use an open-source PowerShell module to authenticate with YouTube and automate searches, subscriptions, and comments.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Run Tasks on Timers in PowerShell

Use a .NET timer and PowerShell event handler to run a script block at regular intervals without relying on the operating system’s task scheduler.

• YouTube
• 17 minutes
• Self-Paced
• Free Video

Download HLS Streaming Video with PowerShell and FFMPEG

Use PowerShell to retrieve HLS playlists and video segments, then combine the segments into a single video with FFmpeg.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

Handling Errors in PowerShell with Try-Catch-Finally

Learn how PowerShell’s terminating and non-terminating errors affect try/catch, and handle specific error types with multiple catch blocks.

• YouTube
• 19 minutes
• Self-Paced
• Free Video

Intro to OpenSource ArangoDB Document and Graph Database

Explore how ArangoDB combines JSON document collections with graph edges, and visualize relationships among documents in its web interface.

• YouTube
• 36 minutes
• Self-Paced
• Free Video

Send E-mails From Low-Code Python Apps

Build a low-code web app that sends bulk transactional emails through Brevo’s REST API using Python.

• YouTube
• 36 minutes
• Self-Paced
• Free Video

Integrate Self-Hosted Windmill and Baserow Database Low-Code Services with Python

Connect a Windmill app to a self-hosted Baserow database by using Python and HTTPX to create database rows through its REST API.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Rapidly Develop Kubernetes Low-Code Web UI in WindmillDev - Developer - DevOps - Automation

Build a Windmill low-code web interface for Kubernetes by running kubectl in a container to retrieve cluster data and send commands.

• YouTube
• 32 minutes
• Self-Paced
• Free Video

View Network Camera Clips With FFmpeg, S5CMD, and Windmill.dev - Open Source, Developer, Low-Code

Build a Windmill interface for viewing RTSP camera clips, using FFmpeg to capture footage and S3-compatible storage to serve it.

• YouTube
• 29 minutes
• Self-Paced
• Free Video

Install Windows 11 VM on Ubuntu Linux Server - DevOps, Microsoft, Virtualization

Prepare a Windows 11 ISO with injected drivers, install it in an LXD virtual machine on Ubuntu, and verify remote access through RDP.

• YouTube
• 28 minutes
• Self-Paced
• Free Video

Build Low-Code Sample App With Bash Script on Windmill.dev - Open Source - Developer - DevOps

Build a Windmill low-code app by connecting UI text boxes to a Bash script’s inputs and displaying its results.

• YouTube
• 20 minutes
• Self-Paced
• Free Video

Windmill.dev - An Open Source Low-Code Automation Tool for Everyone

An introductory tour of Windmill.dev, showing how developers use its low-code platform to build apps and schedule automation scripts.

• YouTube
• 24 minutes
• Self-Paced
• Free Video

Use LXD Profiles to Manage Virtual Machines on Linux

Use reusable LXD profiles to configure groups of virtual machines and resolve conflicts by profile priority.

• YouTube
• 26 minutes
• Self-Paced
• Free Video