Write a Script to Run Shell Commands from Browser
It happens pretty often for me to have to run shell commands in a hosting environment. I do it all the time via a simple php script. I tested it on godaddy and dreamhost and on other hostings environments and it works fine. Before starting the tutorial you should note that if this script is not handled carefully it can have undesired results. A wrong rm command can delete all the files you have on your hosting, so run the commands with care.

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A HOWTO on Optimizing PHP
PHP is a very fast programming language, but there is more to optimizing PHP than just speed of code execution. In this chapter, we explain why optimizing PHP involves many factors which are not code related, and why tuning PHP requires an understanding of how PHP performs in relation to all the other subsystems on your server, and then identifying bottlenecks caused by these subsystems and fixing them. We also cover how to tune and optimize your PHP scripts so they run even faster.

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What is PHP?
What is PHP, and what can you do with it? This gentle PHP introduction explains the basics of PHP and looks at how you can use it to build feature-rich Web pages and applications.

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PHP Basics
In this tutorial, i will teach you how to make a basic php program.. Mainly how to print output from a php script... I hope you will enjoy using PHP as much as i have, and that you will NEVER use ASP again (if you ever have).

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PHP Introduction
PHP stands for PHP: Hypertext Preprocessor. PHP is an HTML-embedded scripting language. Much of its syntax is borrowed from C, Java and Perl with a couple of unique PHP-specific features thrown in. The goal of the language is to allow web developers to write dynamically generated pages quickly.

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Welcome to PHP
This is a comprehensive article / tutorial on programming in PHP. It covers a variety of key topics including PHP Structure, Scalar Variables and Data, Data collection: Arrays, Operations and Comparisons, PHP Comparison Operators, PHP Logical Operators, Control Statements, The Function of Functions, and Object Orientation.

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Creating a PHP form
PHP is a great processor of forms, hence knowing how to write a simple form for php processing is the precursor to make the PHP work.

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Introduction to PHP
PHP - This tutorial was written to introduce you to PHP, it assumes you know nothing about programming at all, starts with the very basics and slowly guides you through some of the concepts of PHP programming.

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Viewsource
A number of websites, including php.net, allow you to view the source code of their PHP pages. This is usually to allow you to see how the page is put together and how the PHP code itself is written. Usually, it is not possible to view the PHP source but with a built in function in PHP, you can.

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PHP Comments
Learn how to write PHP comments, and how to comment your PHP code effectively, in this easy-to-follow PHP tutorial.

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Acquiring PHP MySQL
PHP and MySQL are already packaged in Linux and Mac OS X OSs. However, most PHP developer are actually using Windows when developing PHP applications. This is also true to myself. I have Mandrake Linux 10 but I'll just use it for testing purposes of my finished scripts. One reason is that Windows render an amazing web presence unlike any other OS's browsers. So this page will only cover the WAMP ( Windows, Apache, MySQL, PHP ). You will learn how to install Apache, PHP, and MySQL under Windows platform.

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Adding PHP to Apache on Linux
This article provides extensive instructions on installing PHP on Apache/Linux. Main topics include: How to Get PHP, PHP Extensions, Building PHP for CGI Use, Building PHP as an Apache Module, Building mod_php as a Dynamically Loaded Object, Testing Your Installation, Going Further/In Conclusion, Building Apache at Lightspeed, Apache Source Components Provided by Linux Distributions, and Fixing Red Hat 6.1's apxs Script.

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Writing your first PHP script
Learn how to get started with PHP programming. This beginner tutorial walks you through the process of writing a simple PHP script and shows how PHP scripts are put together.

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PHP Syntax
This tutorial describes: How to begin and end a PHP code block, How a PHP input file will be processed, How to enter comments in a PHP code block.

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Customizing PHP Safe Mode
We'll guide you through using PHP safe_mode and how-to enable it and to customize it for certain sites on your server. When using PHP as an Apache module, you can also change the configuration settings using directives in Apache configuration files (e.g. httpd.conf) and .htaccess files. PHP safe_mode is very important to in terms of server security because it restricts and disables the dangerous functions in PHP from the scripts like PHP Shell that can otherwise cause damages to your server and client sites.

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Basic HTML newsletter in PHP/MYSQL
This tutorial will teach you how to make a simple newsletter in PHP/MYSQL with account activation. This will require PHP that is not running in SAFE_MODE or PHP that at least allows the sendmail function(duh, you can't send mail without this enabled).

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Getting Started with PHP
Covers the basics of PHP. Introduces the PHP tags, variables, arrays, function syntax, if/else statements, and more.

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Are PHP and MySQL the Perfect Couple?
This is ore of an introductory article on PHP and MySQL covering such topics as features of PHP and MySQL, and how to use PHP to interact with MySQL.

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Making your first PHP page
Creating a PHP page is very similar to creating an HTML page. There are two main differences between an HTML page and a PHP page, your PHP page will need to have a .php extension instead of .html, and you will use PHP code in your PHP page.

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PHP For Beginners - Free Courses from www.iTechCollege.com
What is PHP? PHP is a computer scripting language, which is originally designed for creating dynamic web pages. PHP is an open-source language, used primarily for dynamic web content and server-side applications. In this course, you will learn how to: How to write to screen; Generate and Retrieve a query string; Use functions; Redirect a page; Show environment variables; How to use cookies in PHP; Include a page; How to connect to MySql database; PHP`s most advantage: create an image directly.

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PHP tutorial for beginners
This tutorial is specially written for PHP newbies who need to start writing PHP. It contains link to installing PHP for beginners too.

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A Brief Introduction to PHP
Explains what is PHP, and how it works with examples using a dynamic NetSafe Color chart and an Access database connection using ODBC. Also, includes links to other PHP-related sites.

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PHP Babysteps Tutorial
PHP is a server-side scripting language for creating dynamic Web pages. It has a very elegant design, that is both easy to use and powerful. PHP stands for PHP: Hypertext Preprocessor. It is a server side, HTML embedded language like ASP, SSI etc.

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PHP for beginners
PHP is a server-side, cross-platform, HTML embedded scripting language.This online manual is meant to serve as a place to start for people not familiar with PHP.

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How to use PHP in the Shell
PHP may be most commonly used within a web server to produce web pages, but it is a powerful scripting engine by itself. PHP is an amazingly useful multipurpose tool when used from the command line. This post will show you how to use the PHP Command Line Interface (CLI). Some of the information here is Linux specific, but there are equivalents for Windows.

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Generating Advanced Web Page Statistics using PHP
This tutorial is intended for the PHP programmer interested in gathering and analyzing Website statistics in a presentable format using mySQL and PHP.You will need a moderate understanding of PHP and a limited knowledge of mySQL, including how to create a mySQL table using the mySQL client.

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Using XML and JSP together
Unfortunately, PHP 4's XML support was somewhat limited. Some extensions did not prove to be very stable. This changed drastically with PHP 5 and a revamped XML support. Therefore, the main focus of this chapter is on PHP 4. In PHP 5.1, some new features will be added that are already covered in this chapter.

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Deploying a PHP-GTK application with NSIS
PHP-GTK allows you to take PHP to the desktop. This tutorial shows you how to package and distribute a PHP-GTK application.

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Introduction to PEAR
The PHP Extension and Application Repository (PEAR) brings this philosophy to PHP.Among other things, PEAR is a collection of reusable, open source code for use in PHP applications. The code is organized as a selection of files that act as wrappers giving convenient access to various PHP functions or extend PHP in some way. The files, collectively known as a "package," are easily obtained using the PEAR Package Manager.

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How to upgrade from PHP 4.x to PHP 5.x on Windows
This tutorial walks you through step by step and shows how you can upgrade from PHP 4.x to PHP 5.x on a Windows machine running IIS 4.x or higher.

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Introduction to PHP
Are you ready to become a PHP web developer? Are you ready to spend few hours and to get in touch with PHP? If you are then read the rest of this tutorial and you will not regret.

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Introduction to PHP
This tutorial was written to introduce you to PHP, it assumes you know nothing about programming at all, starts with the very basics and slowly guides you through some of the concepts of PHP programming.

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Databases in PHP - MySQL in PHP
Having studied database basics and taken a look at the Structured Query Language, it's time to dig in. Now we take a look at the use of MySQL in PHP.

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PHP redirect page
How to redirect pages in PHP. You can find all important aspects and code examples about PHP redirecting.

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Passing JavaScript variables to PHP
JavaScript is mainly used as a client side scripting language, while PHP is a server side technology. Unlike Java or ASP.Net, PHP doesn't have tools to make it work client side. That is why you need to combine JavaScript and PHP scripts to develop powerful web-applications.

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Basic Sessions Tutorial with Register Globals Switched Off
we're going to show you how you can make use of php sessions easily and quickly. we assume that you are familiar with the basics of php. the php session page and function list can be found here. you should have register globals switched off in your php configuration and for sessions not to use cookies.

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Installing PHP 4.x for Apache 1.x.x on Linux
This document describes how to install PHP for Apache on Linux. It was written using Red Hat 7.0, Apache 1.3.14 and PHP 4.0.3 patch level 1 You should have Apache installed before trying to install PHP.

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Introduction to PHP Functions
Functions are a very important part of PHP and it is probably safe to say that they are used in every single script. This tutorial will guide you through the basics of PHP functions to creating your own to do specific tasks.

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XML and PHP Simplified - XML,PHP and the Database
J. Leidago Noabeb explores the relationship between XML,PHP and MYSQL including a brief look at the Document Object Model.

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PHP Strings Primer
In order to accomplish almost any programming task with PHP you'll be dealing with strings. To get the best out of PHP you must thoroughly understand the basic string functions available. In this tutorial we will lay down the foundations needed for a solid understanding of strings.

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