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I started putting together this list, and got a bit carried away. It ended up turning into a recommended list of free (mostly open-source) tools to do almost all of the essential tasks most people require of their computer. Almost all of the programs mentioned below are free open source software, though some are free versions of larger commercial products. Also note that this article is primarily aimed at Windows PC users, but almost all of these tools are also available on OSX and Linux.

Allticles.com. An ever growing website consists of top quality article colections such as Computer, Technology, Science, Finance, Entertainments, etc.

For Beginners If you're just getting started, be sure to follow these tips. 1. Set up your profile: Give people a glimpse beyond what your tweets reveal. 2. Include a picture: Make sure you add a photo of yourself so that your tweets will be more personal. 3. Create a simple and short Twitter name: The longer your Twitter ID, the more space it takes up, and having a complicated name can make it hard for people to respond to or mention you. 4. Just do it: Don't just lurk-jump into the conversation. 5. Make your profile link something that tells more about you: Share your blog, an about me page, or any other page that offers more information about the person behind the tweets. 6. Share photos: Post your photos on Twitter to shake things up a bit and add some interest to your stream. 7. Use proper grammar: Occasional abbreviations are passable, but make sure that your tweets are readable. 8. Use your real name: Build your personal brand by choosing your real name as your Twitter ID. 9. List your location: Many people use Twitter for local networking, so they'll be more likely to follow you if they know where you are. 10. Learn the lingo: If you don't know what DM, @, RT, and other Twitter symbols and words are, look them up or ask. 11. Don't rush to build your network: Don't follow hundreds of people right away-allow your following to grow organically. 12. Reply to someone with @: Place an @ sign in front of someone's name on Twitter to write to them specifically, or simply just mention them-they will be notified that you did so. 13. Shrink your URLs: Use a URL shortener like TinyURL or is.gd to make it easier to fit into 140 characters. 14. Use your mobile device: Tweet from your phone, iPod, or other mobile device to keep your Twitter updated on the go, using the mobile web or text. 15. Find your friends: Use Twitter's search in order to find your friends, organizations, and others that you may want to follow o

A virtual world is a genre of online community that often takes the form of a computer-based simulated environment, through which users can interact with one another and use and create objects. Virtual worlds are intended for its users to inhabit and interact, and the term today has become synonymous with interactive 3D virtual environments, where the users take the form of avatars visible to others graphically. These avatars are usually depicted as textual, two-dimensional, or three-dimensional graphical representations, although other forms are possible (auditory and touch sensations for example). Some, but not all, virtual worlds allow for multiple users.

Maciverse.com is a website that covers everything about Apple's Mac computers. It has been almost 2 years since we started the website and we are now really hitting our stride. We currently average 70,000+ monthly unique visitors, but that wasn't always the case. In fact, most of our success has come during the last year. Twelve months ago we average 12,000 monthly visitors; we've since discovered a few tips, tricks, and secrets that have allowed us to grow quickly to where we are today. In this post we'd like to share some of those lessons learned that have contributed to our growth.

Cloud services like Facebook and Gmail might be "free," but they carry an immense social cost, threatening the privacy and freedom of people who are too willing to trade it away for a perceived convenience, according to Eben Moglen, a Columbia University law professor and founder of the Software Freedom Law Center.

At Nvidia's CUDA event, Roel said GPU computing can improve virus identification processing 350-fold.

Create a telepormpter out of your computer and copied and pasted text.

Applications by Activity Applications by Computer Language Applications by End Product Applications by Type

Wandering around Home Depot until inspiration strikes is a terrible idea. If you've got a loose idea for a redesign, re-arrangement, or physical improvement to your house, apartment, or even a dorm room, we recommend these computer planning tools for the job.

Most of today's students either own or use iPods, iPod Touches, MP3 Players, and computers everyday. These digital tools provide a natural strategy to support student learning - Podcasts!

Both wikis and blogs provide teachers with a a dynamic process for integrating Web 2.0 technology in their science and math classes. These two types of online tools offer students a more engaging process for learning. Both are relatively easy tools which do not require teachers or students to learn any special program tools or computer skills. Their uses and applications are only limited by the vision and purpose for helping students learn.

Forget your Windows password?  Yes? How are you going to log in! If you don't know your password, it can really take away from that whole "using of the computer" idea. Thankfully, a bunch of Swiss developers have put together Ophcrack, a free and open source program that will crack the password on your Windows XP, Vista, or Win7 account.

Convert scanned images into editable text. Free Online OCR is a free service that allows you to easily convert scanned documents, faxes, screenshots and photos into editable and searchable text, such as DOC, TXT or PDF. The service is completely free and you don't need to register or install anything on your computer. Just select an image file and click Convert. You can immediately download the resulting document.

Your music. Everywhere. Unlimited access to music from your computer and mobile phone, even when you're offline.

Radically Simple Photo Sharing ~ PhotoRocket lets you instantly share any number of photos to friends, family and favorite sites. Your contacts can view your photos online from any computer or mobile device.