Chapter 3: Variables and Data Types

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Where to Move

Move chapter:

• ☰ Chapter 1: What Is Programming?
  • ☰ What is a computer program?
  • ☰ What is Python?
  • ☰ Where is Python used?
  • ☰ How programming helps solve problems
  • ☰ Your first Python program
• ☰ Chapter 2: Setting Up Python
  • ☰ Installing Python (Windows / macOS / Linux)
  • ☰ Using Python in the terminal
  • ☰ Using an IDE (IDLE / VS Code)
  • ☰ Running Python scripts
  • ☰ Python interactive mode
• ☰ Chapter 3: Variables and Data Types
  • ☰ What is a variable?
  • ☰ Creating variables
  • ☰ Numbers
  • ☰ Test
  • ☰ Boolean values
  • ☰ Type checking
• ☰ Chapter 4: Basic Operations
  • ☰ Arithmetic operations
  • ☰ Working with numbers
  • ☰ String operations
  • ☰ Combining text and variables
  • ☰ Comments in Python
• ☰ Chapter 5: User Input and Output
  • ☰ Getting input from the user
  • ☰ Converting input to numbers
  • ☰ Formatting output
  • ☰ Writing interactive programs
• ☰ Chapter 6: Conditions
  • ☰ Comparison operators
  • ☰ Logical operators
  • ☰ if, elif, else
  • ☰ Nested conditions
  • ☰ Common beginner mistakes
• ☰ Chapter 7: Loops
  • ☰ Why loops are useful
  • ☰ for loops
  • ☰ while loops
  • ☰ Loop counters
  • ☰ break and continue
  • ☰ Loop exercises
• ☰ Chapter 8: Data Collections
  • ☰ Lists
  • ☰ Tuples
  • ☰ Dictionaries
  • ☰ Sets (basics)
  • ☰ Choosing the right data structure
• ☰ Chapter 9: Functions
  • ☰ Why functions matter
  • ☰ Defining functions
  • ☰ Parameters and arguments
  • ☰ Return values
  • ☰ Scope (local vs global)
  • ☰ Reusing code
• ☰ Chapter 10: Working with Files
  • ☰ What is a file?
  • ☰ Reading text files
  • ☰ Writing and appending files
  • ☰ File paths
  • ☰ Simple file-based programs
• ☰ Chapter 11: Errors and Debugging
  • ☰ Types of errors
  • ☰ Reading error messages
  • ☰ Common beginner errors
  • ☰ try and except
  • ☰ Debugging strategies
• ☰ Chapter 12: Using Python Libraries
  • ☰ What is a library?
  • ☰ Importing modules
  • ☰ Standard libraries
    • ☰ math
    • ☰ random
    • ☰ datetime
  • ☰ Installing external libraries with pip
• ☰ Chapter 13: Object-Oriented Programming
  • ☰ What is object-oriented programming?
  • ☰ Classes and objects
  • ☰ The `__init__` method
  • ☰ Attributes and methods
  • ☰ Encapsulation
  • ☰ Inheritance (basics)
  • ☰ Simple OOP examples
• ☰ Chapter 14: Automation with Python
  • ☰ What is automation?
  • ☰ Automating simple tasks
  • ☰ Working with files and folders
  • ☰ Automating text processing
  • ☰ Scheduling scripts
  • ☰ Practical automation examples
• ☰ Chapter 15: Web Development with Python
  • ☰ How the web works (basic overview)
  • ☰ Introduction to Flask
  • ☰ Creating a simple web server
  • ☰ Routing and templates
  • ☰ Handling user input (forms)
  • ☰ Very basic APIs
• ☰ Chapter 16: Data Science with Python
  • ☰ What is data science?
  • ☰ Working with data
  • ☰ Introduction to NumPy
  • ☰ Introduction to pandas
  • ☰ Data visualization with matplotlib
  • ☰ Simple data analysis examples
• ☰ Chapter 17: Mini Projects
  • ☰ Number guessing game
  • ☰ Simple calculator
  • ☰ To-do list
  • ☰ Password generator
  • ☰ Quiz application
  • ☰ Small web or data project
• ☰ Chapter 18: Next Steps
  • ☰ How to practice Python
  • ☰ Writing clean and readable code
  • ☰ Choosing a specialization
    • ☰ Web development
    • ☰ Data science
    • ☰ Automation
    • ☰ Software development
  • ☰ Learning resources and communities
• ☰ Appendix
  • ☰ Python syntax cheat sheet
  • ☰ Common errors and solutions
  • ☰ Glossary of terms