Refactoring Duplicate Code with GitHub Copilot Agent — PickAClass
⏱ 2h 30m 📚 25 lessons

Refactoring Duplicate Code with GitHub Copilot Agent

Learn how to identify, consolidate, and clean up redundant code patterns in your projects using AI-assisted development workflows.

  • 💬 AI instructor
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  • 🕐 Start anytime
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  • 🌐 In English
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About this course

Maintaining a clean codebase becomes challenging as projects grow, often leading to scattered, duplicate logic that is hard to maintain. This course teaches you how to leverage GitHub Copilot Agent to systematically find and consolidate redundant code. Through clear written explanations and practical code examples, you will transition from manual refactoring to an efficient, AI-guided workflow. You will learn to write precise prompts that guide the AI to restructure your code safely without breaking existing functionality. What you'll learn: - Identify duplicate code blocks and redundant logic patterns across your codebase - Formulate effective prompts for GitHub Copilot Agent to suggest clean refactoring solutions - Apply modern clean code principles to consolidate functions and improve maintainability - Understand how to verify refactored code using basic testing practices and dry runs - Manage edge cases and maintain code readability during AI-assisted refactoring The course begins with the core concepts of code duplication and refactoring theory before moving into step-by-step written guides on interacting with the AI agent. You will practice analyzing code snippets and refining AI suggestions to ensure high-quality output. This course is designed for beginner-to-intermediate developers who want to improve their code quality using modern AI tools, and no prior experience with AI coding assistants is required. Start reading today to streamline your development workflow and build cleaner, more maintainable software.

What you'll get

  • 📜 Certificate of completion
    Add it to your LinkedIn profile
  • 💬 Personal AI tutor
    Stuck on a lesson? Ask your built-in tutor anything, any time.
  • ♾️ Lifetime access
    Come back anytime, no expiry
  • 📱 Phone or computer
    Works anywhere, any device
  • 💸 14-day refund
    No questions asked
  • Short & focused
    2h 30m of practical content

Certificate of completion

Every course you complete on PickAClass issues a credential like this — original, with its own code, verifiable by URL, and detailed about what was actually demonstrated.

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PickAClass
Skills profile · verifiable
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Certificate of Mastery
This certifies that
Name Surname
has successfully demonstrated mastery of
Refactoring Duplicate Code with GitHub Copilot Agent
Skills demonstrated
Behavioral pattern analysis
Foundational
1.2 hrs
Decision-architecture frameworks
Proficient
1.4 hrs
A/B test design
Proficient
1.7 hrs
Behavioral copywriting
Advanced
1.9 hrs
P
PickAClass — Name Surname
Refactoring Duplicate Code with GitHub Copilot Agent
Page 2 of 2
Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
Verify this credential
pickaclass.com/certificates/PCC-2026-X4F7-AP19
Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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What do I need to take this course? +

Just a phone or computer with internet. No installs, no special hardware.

How do I pay? +

By card via Stripe. We don’t store card details — Stripe handles them securely.

Can I get a refund? +

Yes — full refund within 14 days, no questions asked.

How long will I have access? +

Forever. Once you purchase, the course is yours to revisit anytime.

Will I get a certificate? +

Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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