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HTML

The language for building web pages

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Video Tutorial
HTML Reference
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HTML Example:

<!DOCTYPE html>
<html>
<head>
<title>HTML Tutorial</title>
</head>
<body>

<h1>This is a heading</h1>
<p>This is a paragraph.</p>

</body>
</html>

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CSS

The language for styling web pages

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CSS Reference
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CSS Example:

body {
background-color: lightblue;
}

h1 {
color: white;
text-align: center;
}

p {
font-family: verdana;
}

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JavaScript

The language for programming web pages

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JavaScript Reference
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JavaScript Example:

<button onclick="myFunction()">Click Me!</button>

<script>
function myFunction() {
let x = document.getElementById("demo");
x.style.fontSize = "25px";
x.style.color = "red";
}
</script>

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Python

A popular programming language

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Python Reference
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Python Example:

if 5 > 2:
print("Five is greater than two!")

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SQL

A language for accessing databases

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SQL Reference
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SQL Example:

SELECT * FROM Customers
WHERE Country='Mexico';

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PHP
          A web server programming language
        
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jQuery
          A JS library for developing web pages
        
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Java
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          A programming language
        
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W3.CSS
          A CSS framework for faster and better responsive web pages
        
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          A CSS framework for designing better web pages
        
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