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W3Schools is the world's largest web developer site, offering free tutorials, exercises, quizzes, and certificates for HTML, CSS, JavaScript, Python, SQL, and many other languages and technologies. You can also use the online code editor, color picker, code game, web templates, and more to enhance your learning experience.
- HTML
W3Schools offers free online tutorials, references and...
- SQL
SQL - W3Schools Online Web Tutorials
- CSS
CSS - W3Schools Online Web Tutorials
- SQL Comments
Comments are used to explain sections of SQL statements, or...
- Bootstrap 3 Tutorial
Bootstrap 3 Tutorial - W3Schools Online Web Tutorials
- Create a Website HOT
Create a Website HOT - W3Schools Online Web Tutorials
- Where To Start
Where To Start - W3Schools Online Web Tutorials
- Web Templates
Web Templates - W3Schools Online Web Tutorials
- Web Statistics
Anyway, data collected from W3Schools' log-files over many...
- Web Certificates
W3Schools provides online coding courses and certificates so...
- HTML
Learn the basics of HTML, the standard markup language for creating Web pages. This tutorial covers HTML elements, structure, history, and examples.
Get certified by completing the CSS course. Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, Python, PHP, Bootstrap, Java, XML and more.
W3Schools maintains a complete JavaScript reference, including all HTML and browser objects. The reference contains examples for all properties, methods and events, and is continuously updated according to the latest web standards.
Learn how to use CSS to format the layout of web pages with colors, fonts, sizes, borders, padding and margin. See examples of inline, internal and external CSS, and try them yourself.
Comments are used to explain sections of SQL statements, or to prevent execution of SQL statements. Note: Comments are not supported in Microsoft Access databases!
The W3Schools online code editor allows you to edit code and view the result in your browser