Introduction to Transparency in CSS CSS allows you to make any element with background color or image transparent with its opacity and filter alpha attributes. Once the transparent level is defined user will see the element in a different visibility level. You have to specify both opacity and filter attributes at the same time considering [...]

Definition of Asynchronous in Ajax Ajax (Asynchronous JavaScript and XML) is a group of interrelated web development methods used on the client-side to create interactive web applications. With Ajax, web applications can retrieve data from the server asynchronously in the background without interfering with the display and behavior of the existing page. Data is usually [...]

Set and Get Codeigniter Session Variables in Controllers Codeigniter provides a built in session library to manage all the session related activities in your application. Since most parts of your applicationion requires session handling, its better to load the session library automatically by configuring in the autoload.php file. Otherwise you will have to load the [...]

Jquery Enable Form Submission on Enter Key Press Making the form submission on enter key press increases the user friendliness of the form. Jquery event handlers can be used to achieve this functionality.

How to embed fonts in CSS There are situations where you may require to use special types of fonts for specific pages or parts of a web application. If the font you are using is not available in default fonts, you have to embed it using css. Lets start by downloading the example font pirulen.ttf [...]

Introduction to smarty literals Smarty literals provide a way to include anything inside the tags without interpreting. Literals are useful when inserting javascript and css code inside your templates. Smarty uses delimiters to define its variables and code. The default delimiters of smarty is { and }. Since js and css contain these curly braces [...]

How To Get Last Visited Page Url We can use php to get the last visited page url for a current web page. Server global variables in php provides this functionality. Any time we can get the url of the web site that requested the current page. This is known as referring site url. When [...]

Introduction to Codeigniter htaccess and Url Codeigniter framework handles all the request through the index.php file. So the index.php file is included in the urls. We can improve the search engine optimization of the page by having clean and meaningful url. Consider the sample url given below. http://www.example.com/index.php/blog/my_post_title Above url will call the my_post_title method [...]

Codeigniter session timeout value is specified in the config.php file inside the config directory. You can change the default value of 7200 seconds to any value you want using the sess_expiration variable. Session timeout can be avoided by setting the value to 0. // Session will expire in 10 seconds $config['sess_expiration'] = 10; // Session [...]

Why Should You Create Posts With More Tag Most of the blogs created in wordpress uses the default templates. So the posts in your home page and category pages will show its full content to the user. This is not a user friendly method since home page may contain at leaset 10 posts per page. [...]