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  • Writer's pictureJason Taylor

Maximising the Potential of GitHub Copilot

Updated: Mar 4



Since the late 20th century, the information age has transformed communication, commerce, education, and entertainment, reshaping our lives and work. This period, characterised by swift technological progress and the digitalisation of vast amounts of data, has allowed everyone to learn, create, and innovate. However, it also brought the challenge of information overload, making it tough to filter through enormous amounts of data to find what's relevant.


In this dynamic landscape, developers face constant data and coding challenges. Staying up to date with swiftly evolving technologies and methodologies in this fast-paced environment is crucial. Amidst these complexities, Large Language Models (LLMs) have emerged as indispensable tools, offering valuable insights that simplify and enrich the coding process.


Tools like GitHub Copilot are not just utilities but game-changers. They symbolise a new era in software development where efficiency, creativity, and strategic problem-solving converge. GitHub Copilot enables developers to rapidly access, process, and apply knowledge conversationally and intuitively, transforming how problems are solved, and ideas are brought to life.


Understanding GitHub Copilot

GitHub Copilot is not just a tool but a revolution in coding. Developed from advanced AI and LLMs, it offers more than real-time code suggestions; it assists in fixing errors, writing unit tests, and debugging code, significantly simplifying the development process. Its seamless integration into the coding environment elevates it beyond a mere assistant, making sophisticated AI assistance more accessible and comprehensive than ever in the coding world.


The effectiveness of GitHub Copilot as an AI assistant hinges significantly on the developer's expertise. As the developer's proficiency grows, it evolves from a basic coding assistant into an advanced coding partner. This collaboration between Copilot's AI capabilities and the developer's skill in harnessing them underscores a fundamental principle: the developer's skill in interacting with and leveraging Copilot’s features directly corresponds with their ability to maximise the tool's potential.


This interplay between developer skill and AI potential sets the stage for understanding Copilot's capabilities across three levels of mastery: Basic, Intermediate, and Advanced.

Basic Level

At a Basic level, GitHub Copilot is a foundational tool for those beginning their journey with AI in coding. The following features are attainable at this level:


  • Inline Suggestions: Copilot provides real-time, inline suggestions that appear as you type, tailored to the context of your code. These suggestions are based on many coding examples and patterns, helping you complete code snippets efficiently.

  • Acceptance and Modification Options: When Copilot offers a suggestion, you can accept it as is, reject it, or modify it to better suit your needs. This feature empowers you to maintain control over your code while benefiting from AI-generated insights.


To achieve this level, install and enable Copilot by following the Quickstart for GitHub Copilot | GitHub Docs guide. As developers progress and become more comfortable with the tool, they can explore more complex functionalities, gradually moving towards the Intermediate and Advanced levels of mastery.


Intermediate Level

As developers progress to the Intermediate level with GitHub Copilot, their experience transitions from basic assistance to collaborative coding. This level is designed for developers who have a foundational understanding of Copilot's capabilities and are ready to explore its more complex and nuanced features.


  • Cycling Through Alternative Suggestions: At this stage, Copilot offers various options. Developers can cycle through multiple suggestions for a more refined and specific code output. This feature is handy when the first suggestion does not perfectly match the developer's intention.

  • Partial Acceptance of Suggestions: Developers can partially accept suggestions from Copilot. They can select portions of the AI's proposal, blending Copilot's input with their coding insights.

  • Multiple Suggestions Display: Copilot can present numerous suggestions simultaneously, giving developers a broader perspective and more options. This feature benefits complex coding scenarios where one solution may only fit some requirements.

  • Code Generation from Comments: Developers can now leverage Copilot to generate code based on written comments. This advanced feature interprets the intent from comments and transforms it into functional code, streamlining the development process.

  • Revising Code for Improved Suggestions: As developers become more adept, they can refine their code or comments to elicit more accurate and valuable suggestions from Copilot, enhancing their work's overall quality and efficiency.

Resources for this level include detailed guides and tutorials, such as Getting Started with GitHub Copilot | GitHub Docs and Mastering GitHub Copilot for Paired Programming | Microsoft. At the Intermediate level, developers start to experience the true collaborative potential of GitHub Copilot, harnessing its advanced features to enhance their coding practice significantly. This level paves the way for developers to venture into Advanced mastery, where they can fully exploit the AI's capabilities.


Advanced Level

Reaching the Advanced level with GitHub Copilot signifies a transformative shift in the developer's interaction with AI in coding. At this pinnacle, Copilot transcends its role as a mere assistant and becomes a creative partner, engaging developers in a deeper, more sophisticated dialogue with AI.


  • Complex Code Simplification: Advanced developers can leverage Copilot to understand and simplify intricate code structures. This ability is particularly beneficial for optimising existing code and making it more efficient and readable.

  • Bug Fixing in Selected Code: Copilot at this level assists in identifying and fixing bugs within selected code segments, enhancing the debugging process and ensuring higher code quality.

  • Code Efficiency Optimisation: Copilot aids in refining code for optimal performance, helping developers focus on efficiency without sacrificing functionality.

  • Unit Test Generation for Selected Code: The AI can generate relevant unit tests for selected code, facilitating thorough testing and validation processes.

  • Documentation Generation: Copilot assists in creating comprehensive documentation for code, improving understandability and maintainability.

  • Interactive Queries About Code: Developers can ask questions about specific code segments, gaining insights and explanations, which fosters a deeper understanding of the code and its functionalities.

  • Learning New Languages and Concepts: The tool supports developers in exploring new programming languages and concepts, broadening their coding repertoire.

  • General Coding Queries: Copilot becomes a resource for answering general coding questions, providing a wealth of knowledge at the developer's fingertips.



At the Advanced level, GitHub Copilot becomes a dynamic tool for skilled developers, enabling them to push the boundaries of traditional coding. It fosters a unique collaboration where human creativity and AI capabilities converge, driving a much faster time to value. This acceleration in development pace leads to not only innovative solutions and advancements in software development but also empowers developers to achieve these milestones at a pace like never before.


Maximising the Potential of GitHub Copilot

To fully harness the capabilities of GitHub Copilot, developers must engage in a continuous learning and exploration process. Transitioning between proficiency levels isn't just about acquiring new skills; it's about adapting to a dynamic coding environment where AI plays a central role. Here are some strategies to maximise the potential of GitHub Copilot:


  • Bridging the Gap: The journey from basic to advanced proficiency involves gradually stepping out of your comfort zone. Experiment with features that are slightly beyond your current skill level. This could include trying out new commands, exploring different coding styles, or even delving into unfamiliar programming languages with Copilot's guidance.

  • Best Practices: Keep updated with the latest improvements in GitHub Copilot. Regularly check for updates, new features, and improved functionalities. The field of AI is rapidly evolving, and staying informed ensures you are making the most of the tool's capabilities.

  • Common Pitfalls: Balancing reliance on AI and your coding skills is crucial. While Copilot is a powerful tool, using it to enhance rather than replace your coding expertise will yield the best results. Be mindful of over-reliance on AI suggestions; always review and understand the code Copilot generates.


The resources provided at each level of mastery are just the starting point. Engage with the wider Copilot and coding community through forums, blogs, and social media to share experiences and learn from others. Notable resources include Copilot Adventures - Copilot coding adventures | Microsoft, The GitHub Blog, GitHub's Feature Preview and GitHub Next.



Launched on November 30, 2022, GitHub Copilot is still in its early stages, with many features in preview or beta and new capabilities emerging regularly. It represents a significant step towards GitHub's vision of an AI-powered assistant enhancing the entire developer workflow. From code generation to testing, debugging, and managing pull requests, advanced developers today are already beginning to leverage Copilot's full spectrum.


As we look ahead, GitHub Copilot is poised to evolve beyond today's functionalities. Envision a tool that streamlines current tasks and transforms how projects are conceptualised and executed. We can anticipate a future where Copilot generates entire projects from natural language specifications, orchestrating files, automated tests, and continuous refinements to meet precise development needs. This tool is more than an assistant; it's a catalyst for a new era of coding, where AI's evolving capabilities and human creativity merge, unlocking extraordinary potential and leading the charge in the ever-advancing field of software development.


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