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Changing the extension on a file can be very useful, but Windows does not make it easy. However, if you turn on “show file name extensions” in Windows, you can change the extensions by simply renaming the files.
Microsoft explains how to show or hide file name extensions on Vista. And Media College explains how to [...]

Revision control systems (Wikipedia) manage multiple versions or revisions of documents. It is often used by software developers to manage their source code, but it can be useful for anyone. Have you ever made a change to a document, saved it, and later wished you had an earlier version of it? If so then you [...]

Symbolic links are used all the time on Linux and Unix systems, but I didn’t know they existed on Windows. It turns out, however, that Windows 2000 and higher also supports symbolic links — or junctions as they are called. You can use the program Junction v1.05 to create a link between two directories.
This comes [...]

Windows XP and Vista offer only limited ways to control window placement and size on your screen. Sometimes the built-in features are not enough. For example, on my Windows XP laptop, I use one screen resolution on the laptop screen and another screen resolution on the monitor attached to my docking station. When I undock [...]

The Copy Paste Character website (via Lifehacker) makes it easy to copy and paste special characters. The website is very simple: It presents you with a set of a hundred or so of the most common special characters written in a large font. The set includes accented letters, various quotes, math and numbers, and signs. [...]

The web is buzzing with the news that Google is coming out with Google Wave:

Google Wave: A Complete Guide by Mashable
Google Wave “Is What Email Would Look Like If It Were Invented Today” by Lifehacker
Could Google Wave Redefine Email and Web Communication? by Mashable
Google Wave: Google Tries to Reinvent Email by Read Write Web
Google Waves [...]

SmashingMagazine (via Lifehacker) has collected 70 beautiful wallpapers for dual-screen desktops. The wallpapers are from a variety of places. If you use a dual-monitor desktop, then this is a good place to start looking for stunning wallpapers.

I have an old Samsung i730 cellphone running Windows Mobile 2005. I have long wanted to watch podcasts on it, but I have never really found a good way of doing so. But now I finally have something that seems to work.
I have downloaded Apple’s iTunes software for my Windows XP PC. In iTunes I [...]

Lifehacker has a list of the Five Best Free Data Recovery Tools. They have polled their readers, and the winner is Recuva. Recuva is free to both personal and commercial use, and it runs on Windows from 98 to Vista. The Recuva developers are currently working Windows 7 and 64 bit support.

On May 3, 2009 Independent Online Cinema released The Hunt For Gollum. It is a 40 minute film inspired by Tolkien’s trilogy The Lord of the Rings, and by Peter Jackson’s filmatization of it. The actors in The Hunt For Gollum even look like the ones in Peter Jackson’s movies. In The Hunt For Gollum [...]