How to Build a Simple App with GitHub Copilot in Under 2 Hours

Have you ever wanted to build an app but felt overwhelmed by the coding required? You're not alone. Many indie hackers and solo founders struggle with the technical aspects of app development, especially when time is tight. The good news? With tools like GitHub Copilot, you can create a simple app in under two hours—even if you're not a seasoned developer.

In this guide, I’ll walk you through how to leverage GitHub Copilot effectively, what tools you might need, and what to expect during the process. Let’s dive in!

Time Estimate and Prerequisites

You can finish this in about 2 hours, assuming you have some basic familiarity with programming concepts. Here’s what you’ll need before you start:

Prerequisites:

• GitHub Account: Sign up for free at GitHub.
• Visual Studio Code: Download and install VS Code (Free).
• GitHub Copilot: Subscription at $10/month after a 60-day free trial.
• Basic JavaScript Knowledge: Familiarity with basic syntax and concepts.

Step-by-Step Guide to Building Your Simple App

Step 1: Set Up Your Environment

1. Install Visual Studio Code: Open VS Code and install the GitHub Copilot extension.
2. Create a New Repository: Go to GitHub, create a new repository for your app, and clone it to your local machine.

Step 2: Start Coding with GitHub Copilot

1. Open a New File: Create an index.js file in your project folder.
2. Write Your First Function: Start typing a comment to describe what you want to do. For example, // Create a function that adds two numbers.
3. Accept Suggestions: Copilot will suggest code snippets. Press Tab to accept the suggestion or keep typing to refine it.

Expected Output:

By the end of this step, you should have a basic function that performs the desired action.

Step 3: Build Your App Interface

1. Create an HTML File: Add an index.html file to your project.
2. Describe the UI in Comments: Use comments to outline the structure (e.g., // Create a button that triggers the add function).
3. Utilize Copilot: Copilot will help you generate the HTML structure based on your comments.

Expected Output:

You will have an HTML file with a functional UI that interacts with your JavaScript code.

Step 4: Test Your App

1. Open Live Server: If you have the Live Server extension in VS Code, right-click on index.html and select "Open with Live Server."
2. Interact with Your App: Click the button and see if it performs as expected.

Troubleshooting:

• What Could Go Wrong: If the app doesn’t work, check the console for errors. Common issues include syntax errors or mismatched function names.
• Solutions: Use Copilot to generate error handling code or debug suggestions.

What's Next?

Once your simple app is functional, consider adding features or improving the UI. You can also explore how to deploy your app using platforms like Vercel or Netlify, which are great for indie projects.

Tool Comparison: GitHub Copilot vs. Other AI Coding Assistants

| Tool | Pricing | Best For | Limitations | Our Take | |---------------------|---------------------------|--------------------------------|-----------------------------------|---------------------------| | GitHub Copilot | $10/mo after 60 days free| Quick coding assistance | Limited to supported languages | We use it for rapid prototyping. | | Tabnine | Free tier + $12/mo pro | AI-assisted completions | Less robust than Copilot | We don’t use it due to fewer features. | | Codeium | Free | Open-source projects | Still in beta, limited features | Worth trying if you want a free option. | | Sourcery | Free + $19/mo pro | Python code quality | Limited to Python | We don’t use it because we focus on JavaScript. | | Replit | Free tier + $20/mo pro | Collaborative coding | Performance can lag with larger projects | We don’t use it for solo projects. | | ChatGPT | Free tier + $20/mo pro | General coding queries | Not always contextual for code | We use it for brainstorming ideas. |

What We Actually Use

For our projects, we primarily use GitHub Copilot for coding assistance and ChatGPT for brainstorming and problem-solving. We find that the combination allows us to move quickly while still getting the support we need.

Conclusion: Start Building Today

If you’re ready to tackle your first app, start with GitHub Copilot. It’s a powerful tool that can help you overcome coding hurdles in a fraction of the time. Just follow the steps outlined above, and you’ll have a simple app built in no time.

Don't hesitate to experiment and let Copilot guide you through the process. Happy coding!