If you are new web designer or Mobile application developer and looking for free resources or presentation to learn basic about Ajax, PHP, CSS and JavaScript take a look at this collection with 50 interesting and useful online presentations about these topics. The list includes a short introduction about these programming languages, how to use them, Basic fundamentals and an overview about the most popular JavaScript libraries.

Online Presentation for CSS

1. Efficient, maintainable CSS

   Efficient, maintainable CSS from Russ Weakley

    

2. What is Object Oriented CSS?

   What is Object Oriented CSS? from Nicole Sullivan

    

3. 5 Mistakes of Massive CSS

   5 Mistakes of Massive CSS from Nicole Sullivan

    

4. Beautiful Maintainable CSS

   Beautiful Maintainable CSS from Lachlan Hardy

    

5. CSS3 Media Queries

   CSS3 Media Queries from Russ Weakley

    

6. Simplify your CSS with Stylus and Nib

   Simplify your CSS with Stylus and Nib from Christian Joudrey

    

7. Mastering CSS3 gradients

   Mastering CSS3 gradients from Lea Verou

    

8. Using a CSS Framework

   Using a CSS Framework from Gareth Saunders

    

9. Progressive Enhancement using CSS3

   Progressive Enhancement using CSS3 from Marc Tobias Kunisch

    

10. Object Oriented CSS

    Object Oriented CSS from Nicole Sullivan

     

11. Using a CSS Framework

    Using a CSS Framework from Gareth Saunders

Online Presentations for HTML5

1. HTML5 Canvas – The Future of Graphics on the Web

   HTML5 Canvas – The Future of Graphics on the Web from Rob Hawkes

    

2. HTML5 Essentials

   HTML5 Essentials from Marc Grabanski

    

3. Up to Speed on HTML 5 and CSS 3

   Up to Speed on HTML 5 and CSS 3 from M. Jackson Wilkinson

    

4. Echo HTML5

   Echo HTML5 from Nathan Smith

    

5. HTML5 JavaScript APIs

   HTML5 JavaScript APIs from Remy Sharp

    

6. HTML5 JS APIs

   HTML5 JS APIs from Remy Sharp

    

7. Designing Mobile Apps with HTML5 & CSS3

   Designing Mobile Apps with HTML5 & CSS3 from Johannes Ippen

Online Presentations for Ajax

1. Ajax 101 | Workshop

   Ajax 101 Workshop from Bill Scott

    

2. Designing For Ajax

   Designing For Ajax from Bill Scott

    

3. High Performance Ajax Applications

   High Performance Ajax Applications from Julien Lecomte

    

4. Mobile Ajax and the Future of the Web

   Mobile Ajax and the Future of the Web from Daniel Appelquist

    

5. REST and AJAX Reconciled

   REST and AJAX Reconciled from Lars Trieloff

    

6. Working With Ajax Frameworks

   Working With Ajax Frameworks from Jonathan Snook

    

7. Ajax for PHP Developers

   Ajax for PHP Developers from Michael Girouard

    

8. Ajax Security

   Ajax Security from Joe Walker

    

9. Accessible Ajax on Rails

   Accessible Ajax on Rails from supervillain

    

10. Prototype & jQuery

    Prototype & jQuery from Remy Sharp

Online Presentations for JavaScript

1. Extreme JavaScript Performance

   Extreme JavaScript Performance from Thomas Fuchs

    

2. Writing Efficient JavaScript

   Writing Efficient JavaScript from Nicholas Zakas

    

3. Building a JavaScript Library

   Building a JavaScript Library from jeresig

    

4. JavaScript Libraries: The Big Picture

   JavaScript Libraries: The Big Picture from Simon Willison

    

5. Speed Up Your JavaScript

   Speed Up Your JavaScript from Nicholas Zakas

Online Presentations for Mobile Apps Development

1. iPhone Web Apps : HTML5, CSS3 & dev.. tips for iPhone App development

   iPhone Web Applications: HTML5, CSS3 & dev tips for iPhone development from Estelle Weyl

    

2. iOS design: a case study

   iOS design: a case study from Johan Ronsse

    

3. Native vs. Web vs. Hybrid : Mobile Development Choices

   Native vs. Web vs. Hybrid: Mobile Development Choices from Jason Grigsby

Online Presentations for User interface (UI) design

1. Responsive Design

   Responsive Design from Sara Cannon

    

2. Responsive web design

   Responsive web design from Thomas Byttebier

    

3. Designing better user interfaces

   Designing better user interfaces from Johan Ronsse

    

4. Sketching Interfaces Workshop

   Sketching Interfaces Workshop – Interactions12 (Dublin) from pubsmith

    

5. Web Development for UX Designers

   Web Development for UX Designers from Ashlimarie

    

6. RIA Screen Layouts

   RIA Screen Layouts from Theresa Neil

    

7. Interface Design Basics

   Interface Design Basics (english) from Samo Korošec

    

8. Android UI Design Tips

   Android UI Design Tips from Android Developers

    

9. Android 4.0 UI Design Tips

   Android 4.0 UI Design Tips from Justin Lee

    

10. Mobile UI Design

    Mobile UI Design – User Centered Design and UI Best Practices from OpenRoad Communications

     

11. Designing better user interfaces

    Designing better user interfaces from Johan Ronsse

     

12. Designing iPhone & iPad Apps
    Designing iPhone & iPad Apps from Martin Ringlein

     

13. Wireframe Parts Iphone Interface Design
    Wireframe Parts Iphone Interface Design from Greg Raiz

     

14. iPad and iPhone Design Tips
    iPad and iPhone Design Tips from Cogapp