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The new release of PHP 5.3 brought many important additions and changes to PHP. Although longly awaited, some of the changes are not backwards compatible. Thus, code that worked fine with 5.2 may produce warnings or fail in 5.3.

Quick research shows that most prominent applications had to be patched or changed, even though minimally, to work cleanly with 5.3. To help people to convert their web applications to 5.3, I present here a migration script that would allow you to inspect your applications for potential migration problems.

Remobo is a free software which can be used to replace the paid versions of existing difficult to use VPN setups
as it can create a VPN instantly and securely. It lets you login easily and add users to your buddy list, and create a secure network for you.

A basic Varnish installation consist of Varnishing sitting in from of your web server (referred to as back-end), clients will interact solely with Varnish and never know there is a back-end web server (nor should they have access to the back end directly). When a request comes in to Varnish for a page that is being cached over a standard HTTP connection Varnish will either service this directly to the client (without sending a request to the back-end) from Varnish’s cache if exist or if not in cache will send a request to your web back-end over its TCP socket via an HTTP request...

GCstar is a free open source application for managing your collections. Detailed information on each item can be automatically retrieved from the internet and you can store additional data, such as the location or who you’ve
lent it to. You may also search and filter your collection by many criteria.

This is a OS I have been working on since Ubuntu 10.04 Beta 2. I thought it’s about time I released it and get some criticism on it.There isn’t any 32-bit version as most people should have a 64-bit processors as they have been around for for a few years now.

WordPress is a state-of-the-art, semantic, personal publishing platform with a focus on aesthetics, Web standards, and usability. It was born out of a desire for an elegant, well-architected personal publishing system. While primarily geared towards functioning as a Weblog, WordPress is also a flexible CMS capable of managing many types of Web sites.

macchanger is a Linux utility for viewing/manipulating the MAC address for network interfaces.This tutorial will explain how to change mac address from command line and using GUI tool.

“Ka-chunk... ka-chunk... ka-chunk... tick... tick... tick... Ka-chunk... ka-chunk...” That's just not a sound you ever want to hear coming from a hard drive. It's the sound of a hard drive trying to move it's read/write heads into a position that they don't seem to want to go to or its trying to read a sector that just isn't there anymore. Of course, modern hard drives have come a long way and are amazingly reliable, but if you work with computers long enough, you're bound to have one fail on you.

This article describes what actions might be taken when smartmontools detects a bad block on a disk. It demonstrates how to identify the file associated with an unreadable disk sector, and how to force that sector to reallocate.

A collection of 30 free tutorial books by Herong Yang on latest programming technologies. Tutorials in all books are based on Herong's personal experience and ideal for developers to learn new programming technologies.