Tags → Php Explain

Accessing the Command Line From PHP

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 differ...

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Creating a CAPTCHA in PHP with GD

A CAPTCHA (Completely Automated Public Turing test to tell Computers and Humans Apart) is a system designed to test if input is originating from a human or a computer. This tutorial will explain how to make your own CAPTCHA using PHP and the bundled ...

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Simple PHP Page Template System

A common use for PHP is managing page templates. This makes is much easier to make changes to the layout on several pages by just editing one file. In this tutorial, I will explain some simple methods for managing templates in PHP. One involves using...

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  • Content Management
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Sending queries to mySQL

PHP send quesries to mySQL using mysql_query function. mysql_query function returns boolean (True or False) value which your quesry does not return any records. Queries (sql statements) like SELECT, SHOW, DESCRIBE, EXPLAIN return false value on error...

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Welcome to Cookies

Cookies are just a basic aspect of PHP, but can be used in so many things. From logging in and out a user on your website to keeping the name of the skin they use on your website. Below I will explain how to set (add) a cookie, delete one and then di...

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How to implement COMET with PHP

Comet is a programming technique that enables web servers to send data to the client without having any need for the client to request it. This technique will produce more responsive applications than classic AJAX. In classic AJAX applications, web b...

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