Clean Code Principles & Practices

Teach me clean code principles I can apply immediately.

Language: [MY MAIN LANGUAGE]
Experience: [JUNIOR / MID / SENIOR BUT WANT TO IMPROVE]

Code base: [PERSONAL / TEAM / LEGACY]

Provide:
1. **Naming Conventions**: How to name variables, functions, and classes meaningfully
2. **Function Design**: Keep functions small, single-purpose, and well-named
3. **DRY Principle**: Eliminating duplication without over-abstracting
4. **KISS Principle**: Keeping solutions as simple as possible
5. **Comments**: When to comment and when the code should speak for itself
6. **Error Handling**: Clean error handling patterns
7. **Formatting**: Consistent code formatting and why it matters
8. **SOLID Principles**: Simplified explanation of each with practical examples
9. **Code Smells**: Top 10 code smells and how to fix each one
10. **Refactoring Habit**: How to leave code cleaner than you found it

Teach me clean code principles I can apply immediately.

Language: [MY MAIN LANGUAGE]
Experience: [JUNIOR / MID / SENIOR BUT WANT TO IMPROVE]
Code base: [PERSONAL / TEAM / LEGACY]

Provide:
1. **Naming Conventions**: How to name variables, functions, and classes meaningfully
2. **Function Design**: Keep functions small, single-purpose, and well-named
3. **DRY Principle**: Eliminating duplication without over-abstracting
4. **KISS Principle**: Keeping solutions as simple as possible
5. **Comments**: When to comment and when the code should speak for itself
6. **Error Handling**: Clean error handling patterns
7. **Formatting**: Consistent code formatting and why it matters
8. **SOLID Principles**: Simplified explanation of each with practical examples
9. **Code Smells**: Top 10 code smells and how to fix each one
10. **Refactoring Habit**: How to leave code cleaner than you found it