Google OAuth API is the simple and powerful way to integrate login system in the website. Google OAuth Login API let you allow the user to sign in the web application using their Google account without registration. Google API allows to authenticate with Google account and retrieve the user profile data. You can easily integrate login with Google API using PHP. If your web application built with CodeIgniter, Google API Client library needs to be integrated into the CodeIgniter application.

PayPal is the best choice to integrate the payment gateway in the web application. PayPal provides an easy way to integrate standard payment gateway in PHP and accept payment globally on the website. If your web application built with CodeIgniter, PayPal PHP library and API needs to be integrated into the CodeIgniter application. Here we will provide the step by step guide on PayPal standard payment gateway integration for CodeIgniter application.

CakePHP's Element and Layout feature helps you to customize your application layout. This tutorial is designed to help you for CakePHP theme integration by creating elements and layout. In this tutorial, we'll divide the basic bootstrap template into elements and render those elements into our custom layout.

The multi-language feature is necessary for the modern web application. This feature is used for the purpose of internationalization. In this tutorial, we will discuss how to implement the multi-language feature in CodeIgniter framework. Using CodeIgniter's Language class, you can easily make your site multi-language.

Sometimes you need to upload the file to another server. Using CodeIgniter's upload and FTP library you can upload images or files to another server easily. CodeIgniter provides FTP class to transfer file to the remote server. At first we will upload the file to the same server using CodeIgniter's upload library, then transfer file to the remote server using CodeIgniter's FTP library.

Learn CakePHP's advanced functionality through creating a blog post application as an example. Insert, update and delete blog posts in CakePHP framework with our CakePHP 3.x advanced tutorial. This step by step guide lets you to learn CakePHP advanced features easily.

CakePHP has released 3.x versions with many changes. Learn CakePHP 3.x framework installation, configuration and application development from scratch. Our step by step CakePHP 3.x tutorial helps beginner for learn CakePHP 3.x from scratch. Also we will develop a sample project with CakePHP 3.x for your better understanding.

CodeIgniter has a built-in Pagination library that helps to add pagination functionality in the data list. With this Pagination class, the page is refreshed when the data is loaded by the pagination links. If you want to integrate the pagination feature without reloading page, ajax based pagination is the best option. CodeIgniter Ajax Pagination provides a user-friendly interface for the data list. You can easily build the Ajax pagination functionality with the Pagination class in CodeIgniter.

CodeIgniter helper file is a collection of functions, it help you to do task. CodeIgniter has more than 20 system helpers. All system helpers are stored in system/helpers directory. In this tutorial we will discuss about CodeIgniter custom helper. You will learn to create your own helper file and use helper function as per your needs. Now we will create a custom helper file and a function in this helper file. Also we will use this function in controller and views. We have already the users table into database, where all the user data have stored. We will create a