Setting Up Apache Virtual Hosts on Fedora

Apache HTTP server is capable of hosting multiple websites on the same server. The feature is popularly known as virtual host.

The term Virtual Host refers to the practice of running more than one web site (such as and on a single machine. When you configure virtual hosts your web server runs many websites at any given instance. You don't need to edit Apache configuration file and restart Apache every time you switch to a different website.

Follow the instructions below to configure virtual hosts in Apache.

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10 Examples To Inspire You To Use PHP Interactive Shell

Do you want to quickly test some PHP code?

Are you learning PHP?

Are you teaching PHP?

Don't miss out the PHP CLI Interactive mode. You can invoke PHP interactive shell from the terminal

php -a

Example 1: Do you want to see the output of xmlrpc_encode_request()

php > echo xmlrpc_encode_request('myIPAddress', array('username','password'));
<?xml version="1.0" encoding="iso-8859-1"?>
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XML RPC Client In PHP - A Real World Example: Ping Technorati

If you are familiar with blogosphere you know what is Technorati.

Technorati is an Internet search engine for searching blogs. You can submit your blog to Technorati and ping their servers when your blog site is updated. when you ping Technorati their web crawlers read the updated information on your site.

Technorati offers an XML-RPC ping web service to allow blogs to notify content changes.

In this article we discuss how to write a PHP script to programatically ping Technorati when there is new content in your site.

Introduction To XML-RPC In PHP

Let us get familiar with some terminology.

RPC From the Wikipedia:
"Remote procedure call (RPC) is an Inter-process communication technology that allows a computer program to cause a subroutine or procedure to execute in another address space (commonly on another computer on a shared network) without the programmer explicitly coding the details for this remote interaction."

Good definition. But what exactly does it mean?

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XML RPC Server And Client In PHP - Determine Client's IP Address

In this article I will explain how to write an XML-RPC server and client in PHP.

To be able to understand the article, you have to have some idea about XML-RPC in general.

If you feel like gleaning more information about XML-RPC visit the following websites:

For an introduction to XML-RPC in PHP visit Introduction to XML-RPC In PHP

Generate Lines Of Code And Comment Statistics Using phploc

You have been writing a lot of PHP code and want to generate statistics about the number of comment and code lines in your application. Maybe you want to generate statistics about some PHP project. You can do it with just one command.

phploc helps you quickly generate numbers about the size of a PHP project.

You can install phploc from the PEAR installer. The PHP PEAR package itself is most likely available from your distribution vendor.

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Tip Of The Day: Avoid Forgetting Adding Files To SVN Repository

If you are using subversion (SVN) for your source code management you may have come across this situation.

  1. You add some files to your working copy
  2. You use the command 'svn add ' to add files to the be versioned
  3. You commit using the command 'svn commit -m "message"'
  4. When other users of your project update their working copy they find some files missing

You forgot to add certain files to the repository. It happens every now and then.

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Programatically Change The Value Of The Environment Variable

A few months back, our friend Ben Scholzen wrote about setting up the environment variable in your Zend Framework powered application.

With the advent of Zend Framework 1.8 and the Zend_Application component the Zend Framework Quick Start guide recommends this setting.

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Tip Of The Day : Use A Data Generator

While developing applications creating test data can be a tedious process to the developers. You don't have to do the same things like creating a user for testing over and over again.

Use a data generator. There are numerous tools freely available online that can provide the test data for you.

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