In order to learn corectly

If you want to learn how to create websites, you must learn the following (in order) :

 HTML TUTORIALS

Learn HTML
Learn HTML5
Learn XHTML
Learn CSS
Learn CSS3
Learn TCP/IP

Browser Scripting

Learn JavaScript
Learn HTML DOM
Learn DHTML
Learn VBScript
Learn AJAX
Learn jQuery
Learn E4X

Server Scripting

Learn SQL
Learn ASP
Learn ADO
Learn PHP
Learn ASP.NET
Learn Razor


Source 

ASP.NET Razor- Introduction

ASP.NET Razor - Create a Web Site

ASP.NET Razor - Create a Web Page

ASP.NET Razor - Code Syntax

ASP.NET Razor - HowTo

ASP.NET Razor - Example

ASP.NET Razor - Page Layout

ASP.NET Razor - HTML Forms

ASP.NET Razor - Databases

ASP.NET Razor - Helpers

ASP.NET Razor - The WebGrid Helper

ASP.NET Razor - The Chart Helper

ASP.NET Introduction

ASP.NET vs. ASP

ASP.NET Installing

ASP.NET - Web Pages

ASP.NET - Server Controls

ASP.NET - Events

ASP.NET Web Forms

ASP .NET Maintaining the ViewState

ASP .NET - The TextBox Control

ASP.NET - The Button Control

ASP.NET - Data Binding

ASP.NET - The ArrayList Object

ASP.NET - The Hashtable Object

ASP.NET - The SortedList Object

ASP .NET - XML Files

ASP.NET - The Repeater Control

ASP.NET - The DataList Control

ASP.NET - Database Connection

ASP.NET 2.0 - New Features

ASP.NET 2.0 - Master Pages

ASP.NET 2.0 - Navigation

PHP Introduction

PHP Introduction

PHP Installation

PHP Syntax

PHP Variables

PHP String Variables

PHP Operators

PHP If...Else Statements

PHP Switch Statement

PHP Arrays

PHP Looping - While Loops

PHP Looping - For Loops

PHP Functions

PHP Forms and User Input

PHP $_GET Function

PHP $_POST Function

PHP Date() Function

PHP Include File

PHP File Handling

PHP File Upload

PHP Cookies

PHP Sessions

PHP Sending E-mails

PHP Secure E-mails

PHP Error Handling

PHP Exception Handling

PHP Filter

PHP MySQL Introduction

PHP MySQL Connect to a Database

PHP MySQL Create Database and Tables

PHP MySQL Insert Into

PHP MySQL Select

PHP MySQL The Where Clause

PHP MySQL Order By Keyword

PHP MySQL Update

PHP MySQL Delete

PHP Database ODBC

PHP XML Expat Parser

PHP XML DOM

PHP SimpleXML

AJAX Introduction

PHP - AJAX and PHP

PHP - AJAX and MySQL

PHP Example - AJAX and XML

PHP Example - AJAX Live Search

PHP Example - AJAX RSS Reader

PHP Example - AJAX Poll

ADO Introduction

ADO Database Connection

ADO Recordset

ADO Display

ADO Queries

ADO Sort

ADO Add Records

ADO Update Records

ADO Delete Records

ADO Demonstration

ADO Speed Up With GetString()

ADO Command Object

ADO Connection Object

ADO Error Object

ADO Field Object

ADO Parameter Object

ADO Property Object

ADO Record Object

ADO Recordset Object

ADO Stream Object

ADO Data Types

ASP Introduction

Run ASP on Your Own PC

ASP Basic Syntax Rules

ASP Variables

ASP Procedures

ASP Forms and User Input

ASP Cookies

ASP Session Object

ASP Application Object

ASP Including Files

ASP The Global.asa file

ASP Sending e-mail with CDOSYS

ASP Response Object

ASP Request Object

ASP Application Object

ASP Session Object

ASP Server Object

ASP ASPError Object

ASP FileSystemObject Object

ASP TextStream Object

ASP Drive Object

ASP File Object

ASP Folder Object

ASP Dictionary Object

ASP ADO

ASP AdRotator Component

ASP Browser Capabilities Component

ASP Content Linking Component

ASP Content Rotator Component (ASP 3.0)

AJAX Introduction

ASP - AJAX and ASP

AJAX Database Example

Introduction to SQL

SQL Syntax

SQL SELECT Statement

SQL SELECT DISTINCT Statement

SQL WHERE Clause

SQL AND & OR Operators

SQL ORDER BY Keyword

SQL INSERT INTO Statement

SQL UPDATE Statement

SQL DELETE Statement

SQL TOP Clause

SQL LIKE Operator

SQL Wildcards

SQL IN Operator

SQL BETWEEN Operator

SQL Alias

SQL Joins

SQL INNER JOIN Keyword

SQL LEFT JOIN Keyword

SQL RIGHT JOIN Keyword

SQL FULL JOIN Keyword

SQL UNION Operator

SQL SELECT INTO Statement

SQL CREATE DATABASE Statement

SQL CREATE TABLE Statement

SQL Constraints

SQL NOT NULL Constraint

SQL UNIQUE Constraint

SQL PRIMARY KEY Constraint

SQL FOREIGN KEY Constraint

SQL CHECK Constraint

SQL DEFAULT Constraint

SQL CREATE INDEX Statement

SQL DROP INDEX, DROP TABLE, and DROP DATABASE

SQL ALTER TABLE Statement

SQL AUTO INCREMENT Field

SQL Views

SQL Date Functions

SQL NULL Values

SQL NULL Functions

SQL Data Types

SQL Functions

SQL AVG() Function

SQL COUNT() Function

SQL FIRST() Function

SQL LAST() Function

SQL MAX() Function

SQL MIN() Function

SQL SUM() Function

SQL GROUP BY Statement

SQL HAVING Clause

SQL UCASE() Function

SQL LCASE() Function

The MID() Function

SQL LEN() Function

SQL ROUND() Function

SQL NOW() Function

SQL FORMAT() Function

SQL Quick Reference From W3Schools

SQL Hosting

E4X How To

Why E4X?

E4X Browsers

jQuery Introduction

jQuery Syntax

jQuery Selectors

jQuery Events

jQuery Effects

jQuery Callback Functions

jQuery HTML Manipulation

jQuery CSS Manipulation

jQuery AJAX

AJAX Introduction

AJAX Example

AJAX - Create an XMLHttpRequest Object

AJAX - Send a Request To a Server

AJAX - Server Response

AJAX - The onreadystatechange Event

AJAX ASP/PHP Example

AJAX Database Example

AJAX XML Example

VBScript Introduction

VBScript How To

VBScript Where To ...

VBScript Variables

VBScript Procedures

VBScript Conditional Statements

VBScript Looping

DHTML Introduction

DHTML - JavaScript

DHTML - HTML DOM

DHTML - HTML Events

DHTML - CSS

HTML DOM Introduction

HTML DOM Nodes

HTML DOM Node Tree

HTML DOM Properties and Methods

HTML DOM Access Nodes

HTML DOM Node Information

HTML DOM - Change HTML Elements

HTML DOM - Events

JavaScript Introduction

JavaScript How To

JavaScript Where To

JavaScript Statements

JavaScript Comments

JavaScript Variables

JavaScript Operators

JavaScript Comparison and Logical Operators

JavaScript If...Else Statements

JavaScript Switch Statement

JavaScript Popup Boxes

JavaScript Functions

JavaScript For Loop

JavaScript While Loop

JavaScript Break and Continue Statements

JavaScript For...In Statement

JavaScript Events

JavaScript Try...Catch Statement

JavaScript Throw Statement

JavaScript Special Characters

JavaScript Guidelines

JavaScript Objects Introduction

JavaScript String Object

JavaScript Date Object

JavaScript Array Object

JavaScript Boolean Object

JavaScript Math Object

JavaScript RegExp Object

JavaScript Browser Detection

JavaScript Cookies

JavaScript Form Validation

JavaScript Timing Events

JavaScript Create Your Own Objects

TCP/IP Introduction

TCP/IP Addressing

TCP/IP Protocols

TCP/IP Email

CSS3 Introduction

CSS3 Borders

CSS3 Backgrounds

CSS3 Text Effects

CSS3 Fonts

CSS3 2D Transforms

CSS3 3D Transforms

CSS3 Transitions

CSS3 Animations

CSS3 Multiple Columns

CSS3 User Interface

CSS Introduction

CSS Syntax

CSS Id and Class

CSS How To...

CSS Background

CSS Text

CSS Font

CSS Links

CSS Lists

CSS Tables

CSS Box Model

CSS Border

CSS Outlines

CSS Margin

CSS Padding

CSS Grouping and Nesting Selectors

CSS Dimension

CSS Display and Visibility

CSS Positioning

CSS Float

CSS Horizontal Align

CSS Pseudo-classes

CSS Pseudo-elements

CSS Navigation Bar

CSS Image Gallery

CSS Image Opacity / Transparency

CSS Image Sprites

CSS Media Types

CSS Attribute Selectors

Introduction to XHTML

XHTML - Why?

Differences Between XHTML And HTML

XHTML Syntax

XHTML Doctypes

XHTML HowTo

XHTML Validation

XHTML Modularization

HTML5 Introduction

HTML5 New Elements

HTML5 Video

HTML5 Audio

HTML5 Canvas

HTML5 Web Storage

HTML5 Input Types

HTML5 Form Elements

HTML5 Form Attributes

HTML Web Server

HTML URL Encoding

HTML Uniform Resource Locators

HTML Entities

HTML Scripts

HTML Meta

HTML head Elements

HTML Styles

HTML Doctypes

HTML Layouts -How to use and Useful Tips

HTML 4.01 Quick List -Basic Elements

HTML Color Values

HTML Color Names

HTML Colors -Values,Web Safe Colors

HTML Iframes- Height,Width,Border and Place on WebSite

HTML Forms and Input that Every WebSite needs

HTML Lists -Unordered,Ordered and Definition

HTML Tables Are Important

HTML Images -Height and Width , Tips

HTML Links -Syntax and Attributes

HTML Styles - CSS and How To Use It

HTML Fonts -Size,Face,Color,Alignment

HTML Text Formatting-Citations,Quotations and Definition Tags

HTML Paragraphs and Output

HTML Headings and Comments

HTML Attributes and Refference

HTML Elements and Tips included

HTML Basic - 4 Examples and more

HTML - Getting Started Using it

HTML Introduction -First time in HMTL