Most Popular Scripts | PHP | Tutorials & Tips

This PHP can be used for achieving watermarking task easily. I hope it will help you too.

Before sending the user given search string to MySql, its a good idea to remove common words used in it so that it may not disturb any relevant results you have in your DB. Their are far more professional approaches out there for this task but this simple one helps often.

This tutorial will explain the different methods of accessing the system command line from a PHP script. Being able to run external programs can come in handy, and fortunately there are multiple functions that will do this. We will explain the differences betweeen these so you can choose the best one for your purpose. The functions covered are exec(), system(), passthru(), and shell_exec(), as well as escapeshellcmd() and escapeshellarg().

JWRmedia's free online PHP lessons explains in detail all the popular functions, statements and operators so that you can easily and quickly learn PHP.

Here is described what to do in few steps to install PHP/MySql/Apache on Windows 2003 64bit

Here you'll find how to get form processing script easily in a few minutes and with no programming required.

This tutorial can give you an idea of how to center a text on an image using the GD Library. The script creates an image and centers a text on it.

This is a short tutorial that will give you an idea of how to create a Tag Cloud and implemented it the pages of your website.

This is a tutorial useful if you need to make a script that selects random image(s) from a folder.

This is a PHP Class useful if you need to resize images keeping their aspect ratio, using the GD Library. The new height is calculated proportionally to the new width’s size and reverse. For instance you have an image with the following dimensions: width – 1000, height – 800. Its thumbnail with a width of 250 will have the height of 200 (the ratio is kept).

This script is useful if you want to restrict the access to some people on your site, based on their IPs.

This is a simple tutorial about creating a simple web data fetcher that will fetch specific content from a URL.

This function is an alternative to str_ireplace() function in php5. It is useful when you need to call str_ireplace() function but you have php4 installed in your server. Put this function stri_replace() as a custom function in your code and do the same work as str_ireplace() does in PHP5

This article shows how to use regular expression and PHP to validate correct email id format. Sample code snippet is attched.

Create a backup script and execute the PHP script using a CRON job. This tutorial is for webmasters if the websites control panel has only capabilities to create full site backups and/or where the access via SSH is disabled.

On this three part tutorial we''ll go through the steps to install Apache,PHP and MySql on a machine with Windows Vista 32 bit

In this tutorial we'll go over some of the areas of PHP that need special attention to make sure your code protects against malicious attempts, from SQL Injection to the underestimated - XSS.

Someone wanted the exact same thing on codeproject.com a while ago but I didn't give much thought to it, until someone at work asked me how to do it - since he wasn't able to find a viable solution on the internet.

In this tutorial I will be showing step-by-step how to detect bots/crawlers with PHP. Bots or Crawlers, are basically search engines crawling around the internet. This is how you get your pages on search engines (well, a major way). Bot Detection isn't something super vital, but if your CMS or website already has practically everything, then you need Bot Detection.

If your website some how gets hacked and you lose all your MySQL Database information, I doubt you would be laughing� or smiling� That's why you need to backup your database from time to time so that you can put it back the way it was. Here is a simple script using PHP and MySQL to backup your database!