jQuery Training and Certification in Kraków, Poland

jQuery training focuses on enhancing web development skills by teaching the use of this powerful JavaScript library. Participants learn how to simplify tasks such as DOM manipulation, event handling, animations, and AJAX calls. The course typically covers selectors, methods, and chaining techniques for efficient code writing. Advanced topics include creating custom plugins and optimizing performance for dynamic web applications. By the end of the training, learners can build interactive, user-friendly web pages with ease using jQuery.

Introduction to jQuery and Building Interactive Web Pages

1. Introduction to jQuery

• What is jQuery? Overview of its role in modern web development

• Setting up jQuery in a project

• CDN and local installation options

• Basic syntax and usage of jQuery

2. DOM Manipulation

• Selecting elements using jQuery selectors (ID, class, attribute)

• Traversing and modifying the DOM (add, remove, replace elements)

• Changing CSS styles dynamically

• Practical exercise

3. Event Handling

• Attaching event handlers using jQuery (click, hover, keypress, etc.)

• Handling events efficiently with event delegation

• Practical exercise

4. Animations and Effects

• Implementing visual effects like show, hide, fadeIn, fadeOut, slideUp, and slideDown

• Creating custom animations with jQuery

• Practical exercise

5. AJAX with jQuery

• Introduction to AJAX and how jQuery simplifies AJAX requests

• Sending GET and POST requests using jQuery's $.ajax() and $.get() methods

• Handling JSON data responses from a server

• Practical exercise

6. Best Practices and Performance Optimization

• Best practices for writing efficient and maintainable jQuery code

• Improving page performance with jQuery (deferred objects, reducing DOM access)

• Practical exercise