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Calculator

An iPhone-style calculator built with HTML, CSS, and JavaScript.

Oct 20233 toolsCalculator UIArithmetic operations
JavaScriptHTMLCSS
iPhone-inspired styling

Overview

An iPhone-style calculator built with HTML, CSS, and JavaScript.

This project is part of my public GitHub portfolio and represents practice in calculator app.


Problem

The project explores a practical software problem: building a clear, maintainable implementation around calculator app.

Common goals include:

  • Creating a focused user or developer workflow
  • Practicing clean project structure
  • Improving implementation quality through iteration
  • Turning a technical idea into a working repository

Solution

The solution is implemented as a focused project with a small, understandable scope. It prioritizes readable structure, practical functionality, and a foundation that can be extended later.


Architecture

Application Layer

  • Project-specific UI or service logic
  • Reusable structure where useful
  • Clear separation between data, behavior, and presentation

Tooling

  • JavaScript
  • HTML
  • CSS

Key Features

Calculator UI

Calculator UI is one of the core areas explored in this repository.

Arithmetic operations

Arithmetic operations is one of the core areas explored in this repository.

iPhone-inspired styling

iPhone-inspired styling is one of the core areas explored in this repository.


Challenges

Scope Control

Keeping the project focused while still making it useful enough to demonstrate real engineering practice.

Code Organization

Structuring the implementation so the project remains readable and easy to revisit.

User Experience

Making the workflow understandable with minimal interface complexity.


Lessons Learned

This project improved my understanding of:

  • Project planning
  • Implementation tradeoffs
  • UI and system structure
  • Debugging and iteration
  • Documenting work clearly

Future Improvements

  • Improve documentation
  • Add screenshots or a live demo
  • Expand testing coverage
  • Refine UI and accessibility
  • Add production deployment notes