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Introduction to Web Development Concepts

Apr 21, 2025

Lecture Notes on Web Development I

Introduction

  • Focus on web development skills.
  • Overview of fundamental concepts necessary for building websites.

Key Topics

HTML (HyperText Markup Language)

  • Definition: Standard markup language for creating web pages.
  • Structure of an HTML document:
    • <!DOCTYPE html>: Declares the document type.
    • <html>: Root element.
    • <head>: Contains meta-information.
    • <body>: Contains content displayed on the webpage.

CSS (Cascading Style Sheets)

  • Definition: Style sheet language used for describing the presentation of a document.
  • Importance of CSS:
    • Separate content from design.
    • Control layout, colors, fonts, etc.
  • Selectors, properties, and values to style HTML elements.

JavaScript

  • Definition: High-level programming language that enables interactive web pages.
  • Role in web development:
    • Client-side scripting: Code executes on the user's browser.
    • Dynamic content manipulation and user interaction.

Web Development Tools

  • IDE (Integrated Development Environment): Software to facilitate coding.
  • Version control: Tools like Git to manage code changes.
  • Browser Developer Tools: Essential for debugging and testing.

Responsive Design

  • Importance of making websites adaptable to different screen sizes.
  • Techniques:
    • Fluid grids
    • Flexible images
    • Media queries

Best Practices

  • Keep code clean and organized.
  • Use comments to document code.
  • Test websites on different browsers and devices.

Conclusion

  • Overview of skills learned.
  • Importance of continuous learning in web development.
  • Encouragement to practice coding regularly.

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