Any RDBMS like MySql are geared to perform read operations better than write operations. The efficiency in read operations are achieved by database indexes.
Indexes are most important in optimizing databases. If an application has large database then it is always optimized and indexes are part of this section.
In PHP, purpose of date function is to format a UNIX time integer as text according to a specially encoded format string. Here you can see the process for this. We can use different parameters to get our required format.
Here is a simple example for creating a secure login page with PHP which will help you to safe authentication. Here, cookies are not used because of preventive measure against cross-side scripting. The back-end used is MySQL. So, you should have knowledge of MySQL and database as well.
Finally Codeigniter new version 2.0 is near to release. But its coming after 1.7.2 directly. It has lot of new things and removal of plugins as well. Codeigniter fans are waiting for new version. Change log has been updated with new changes in codeigniter. Let see how new version supports our development and what it offer as new features. Also check Ellis Labs post for further information.
Browsers alert boxes are simple and they look different from browser to browser and while sometimes this is a good thing as the user is used to their browser’s alert dialog boxes, there are times that we need a common style for our alert, prompt or confirm dialog boxes.
Security is major and essential part of any language . If we see PHP then we also need and keep in mind, all security tips and tricks to prevent our code from being attacked by hackers.
Captcha is necessary part of any form. But if we see with end user point of view, a user feels bad when he/she has to give a right verification code and also have to face an error message if it is invalid code. “I don’t like Captcha and even i didn’t design any form with Captcha” ( Said by: AdbulRehman (a creative Graphic Designer ) .