This tutorial tackles on how to check the availability of email using jQuery and PHP with MySQLi-OOP. In user registration, we don't want that multiple users have the same email or in short we want the email to be unique to each user. To do so, we use validations to validate an email then we check if the email already exist.

This tutorial tackles on how to create a barcode using PHP. Barcode, as per Google definition, are machine-readable code in the form of numbers and a pattern of parallel lines of varying widths, printed on and identifying a product. Barcodes are usually seen in products that you buy in stores.

Lean on how to create a Simple Splash Screen using C#. C# is a general-purpose, object-oriented programming language. C# automatically manages inaccessible object memory using a garbage collector, which eliminates developer concerns and memory leaks. C# is faster than dynamically typed languages because things are more clearly defined. It contains several classes that support any C# platforms, like game development. It has a friendly environment for all new developers.

This tutorial tackles on how to create a filter between two dates using jQuery with PHP/MySQLi without page refresh. We will be going to display our table then after the filter, the filtered table will be displayed. jQuery is a javascript library that makes you use javascript easily.

This tutorial tackles on how to create a simple Area Chart using Google Chart API with PHP and MySQLi extension OOP. Charts primary provides a statistical presentation of data within our application or systems. Google Chart API is a web service created by Google that provides graphical chart for data supplied by the user.

This tutorial tackles on how to hash password using PHP's password_hash() function. password hash(), as per official site description, creates a password hash. This function expects two parameters, the password that you want to hash, then the algorithm that you want to use to hash the password. You can then use password_verify() function to check for the hashed password.

This tutorial tackles on how to remove .html and .php extension in the URL using .htacess. As you have notice in the URL of websites, there's no .html or .php. Without the help of a framework, you can also achieve this using .htaccess.