5 programming languages that you can learn for free.

1. HTML

The language for building web page.

what is HTML?

• HTML stands for Hyper Text Markup Language
• HTML is the standard markup language for creating Web pages
• HTML describes the structure of a Web page
• HTML consists of a series of elements
• HTML elements tell the browser how to display the content
• HTML elements label pieces of content such as “this is a heading”, “this is a paragraph”, “this is a link”, etc.

you can learn html from w3 schools:

HTML Introduction

2. CSS

The language for styling web pages

What is CSS?

• CSS stands for Cascading Style Sheets
• CSS describes how HTML elements are to be displayed on screen, paper, or in other media
• CSS saves a lot of work. It can control the layout of multiple web pages all at once
• External stylesheets are stored in CSS files

you can learn CSS from w3 schools:

CSS Introduction

3. JavaScript

The language for programming web pages

what is JavaScript?

JavaScript is the world’s most popular programming language.

JavaScript is the programming language of the Web.

JavaScript is easy to learn.

you can learn JavaScript from:

JavaScript Tutorial

4. PYTHON

A popular programming language

What is Python?

Python is a popular programming language. It was created by Guido van Rossum, and released in 1991.

It is used for:

• web development (server-side),
• software development,
• mathematics,
• system scripting.

What can Python do?

• Python can be used on a server to create web applications.
• Python can be used alongside software to create workflows.
• Python can connect to database systems. It can also read and modify files.
• Python can be used to handle big data and perform complex mathematics.
• Python can be used for rapid prototyping, or for production-ready software development.

Why Python?

• Python works on different platforms (Windows, Mac, Linux, Raspberry Pi, etc).
• Python has a simple syntax similar to the English language.
• Python has syntax that allows developers to write programs with fewer lines than some other programming languages.
• Python runs on an interpreter system, meaning that code can be executed as soon as it is written. This means that prototyping can be very quick.
• Python can be treated in a procedural way, an object-oriented way or a functional way.

you can learn python from:

Python Introduction

5. SQL

A language for accessing databases

What is SQL?

• SQL stands for Structured Query Language
• SQL lets you access and manipulate databases
• SQL became a standard of the American National Standards Institute (ANSI) in 1986, and of the International Organization for Standardization (ISO) in 1987

What Can SQL do?

• SQL can execute queries against a database
• SQL can retrieve data from a database
• SQL can insert records in a database
• SQL can update records in a database
• SQL can delete records from a database
• SQL can create new databases
• SQL can create new tables in a database
• SQL can create stored procedures in a database
• SQL can create views in a database
• SQL can set permissions on tables, procedures, and views

you can learn SQL from w3 schools:

SQL Introduction

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