Free online coursesTechnology and Programming

From Script to System: How to Pick the Right Language Features in Python, Ruby, Java, and C

Learn how to choose the right language features in Python, Ruby, Java, and C for scripting, APIs, performance, and maintainable systems.

Build a Strong Programming Foundation: Data Structures and Algorithms in Python, Ruby, Java, and C

Learn Data Structures and Algorithms in Python, Ruby, Java, and C to build transferable programming skills beyond syntax.

Beyond Syntax: Mastering Debugging Workflows in Python, Ruby, Java, and C

Master debugging workflows in Python, Ruby, Java, and C with practical techniques for tracing bugs, reading stack traces, and preventing regressions.

APIs in Four Languages: Build, Consume, and Test Web Services with Python, Ruby, Java, and C

Learn API fundamentals across Python, Ruby, Java, and C by building, consuming, and testing web services with reliable patterns.

Preventative Maintenance Checklists for Computers & Notebooks: A Technician’s Routine That Scales

Prevent PC and notebook failures with practical maintenance checklists, improving performance, reliability, and long-term system health.

Hardware Diagnostics Mastery: A Practical Guide to Testing, Isolating, and Verifying PC & Notebook Repairs

Master hardware diagnostics for PCs and notebooks with a step-by-step approach to testing, isolating faults, and verifying repairs.

Building a Reliable PC Repair Workflow: From Intake to Final QA

Learn a reliable PC and notebook repair workflow from intake to final QA with practical maintenance, diagnostics, and documentation steps.

The IT Tools “Bridge Skills”: How to Connect Git, Analytics, SEO, and Ops Into One Practical Workflow

Learn how to connect Git, analytics, SEO, and operations into one workflow to improve performance, reduce errors, and prove real impact.