How to show thumbnail of an image

During development mostly we need to show images from data base or so by rescaling them but rescaling them in a way that they don’t loose the original length to width ratio.
e.g. you have an area of 500*500 pixels to show the image in following code while calling the function you will specify the target [...]

Regular login script using session

PHP login script is the thing about which you find lots of people searching it. Specially the people who are new to the PHP language it is very important for them to learn user authentication stuff. So I am gonna take this initiative to post a secure php login script and explain it.
For your information [...]

Ajax File Uploader

This class can be used to browse files uploaded via Web forms using AJAX methods to send the files without reloading the form page.
There is auxiliary Javascript code that can upload in the background a file that the users chooses in a Web page form and updates the upload message status in the page.
A server [...]