Aspect Oriented Programming From Scratch

Aspect Oriented Programming also known as AOP allows you to separate your cross cutting concerns from core business logic and allows you to focus on business logic related tasks. All the additional repeating functionality can be assigned to the AOP framework and it will automatically do the repetitive tasks at specified points at the function flow.

In this article I am going to provide you the necessary resources for learning aspect oriented programming from scratch. Article will be mainly focused on PHP and Java related resources will be provided later.

Article Contents

• Aspect Oriented Programming with Codeigniter
• Advanced AOP Articles for PHP
• Advanced AOP Articles for Java

URL HANDLING ISSUE IN CODEIGNITER FACEBOOK APP DEVELOPMENT

Recently my friends were working on a Facebook Application using codeigniter php framework and they had some issues in handling facebook urls with codeigniter. Cogeigniter was configured to handle URL’s by setting uri_protocol paremeter to ‘AUTO‘ in the config file, which is the default value. In facebook applications , our application loads inside an iframe. When facebook changes its application URL, our application also got the facebook query string. Take a look at the following code..

Tutorial Contents

• Resolving URL Issues using URI Protocol and Query Strings
• Resolving URL Issues using Modified Request URI

Introduction To Codeigniter Download Helper

Codeigniter download helper is a single function helper which allows you to download files directly to your computer. This helper contains a fuction called force_download which will download any type of file.

• About Download Helper
• Using Codeigniter Download Helper
• Fixing Image Download Issues In Codeigniter Download Helper
• Alternative Method For Downloading Files

Introduction To Validating Select Box Using Codeigniter

This code snippet will explain you how to validate a select box (drop down box) using Codeigniter. Create a dropdown box in the view file and add a default option. Set the value of default option (Example 0 ). Then add a new rule called selected to validation library and use the rule inside your controllers to validate the select box. All the source codes and instructions are given below.

Tutorial Contents

• Introduction To Liquid CSS Layout Design
• View File Code
• Controller Class Code
• Validation Library Code
• Validation Language Code
• Source Code

Introduction To Codeigniter URL Routing

Codeigniter allows to specify custom routing using the config section to customize the url patterns according to your application requirements. This article provides various questions and examples regarding codeigniter routing techniques.

Tutorial Contents

• Introduction To Codeigniter URL Routing
• Codeigniter Routes Common Examples
• Whats Next ?

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