Do you want become web developer. No problem just go your browser and type w3school ( http://www.bing.com/search?q=w3school&PC=UCFBS&FORM=UCFBUB&setmkt=en-in )it is THE WORLD'S LARGEST WEB DEVELOPER SITE.
Following given list which is service provides W3school
1)Html
The language for building web pages
2)Css
The language for styling web pages
3)JavaScript
The language for programming web pages
4)sql
A language for accessing databases
5)php
A web server programming language
6)Bootstrap
Bootstrap is a CSS framework for designing better web pages
7)JQuery
A JavaScript library for developing web pages
8)W3.Css
A modern CSS framework for faster and better
responsive web sites
9)web template
Browse our selection of free responsive HTML Templates
After learning you will get certificate
about w3school
2 Billion Pages Displayed Last Year
45 Million Monthly Visits
The Largest Web Developer Site on the Internet.
W3Schools is a web developers site, with tutorials and references on web development languages such as HTML, CSS, JavaScript, PHP, SQL, W3.CSS, and Bootstrap, covering most aspects of web programming.
The site derives its name from the World Wide Web (W3), but is not affiliated with the W3C.
W3Schools was originally created in 1998 by Refsnes Data, a Norwegian software development and consulting company.
If you like my post than upvote my post and resteem.
Follow me@smileplease