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Brief History of the Internet

The Internet has revolutionized the computer and communications world like nothing before. The invention of the telegraph, telephone, radio, and computer set the stage for this unprecedented integration of capabilities. The Internet is at once a world-wide broadcasting capability, a mechanism for information dissemination, and a medium for collaboration and interaction between individuals and their computers without regard for geographic location. The Internet represents one of the most successful examples of the benefits of sustained investment and commitment to research and development of information infrastructure. Beginning with the early research in packet switching, the government, industry and academia have been partners in evolving and deploying this exciting new technology. Today, terms like "bleiner@computer.org" and "http://www.acm.org" trip lightly off the tongue of the random person on the street. ¹

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10 gadgets to look forward to in 2012

So, that was 2011. Well, OK, it's not over yet, and many people will no doubt be hoping for one of this year's best gadgets for Christmas, but for big, game-changing releases, we've already moved on to looking at 2012 now.
In some ways, we're reminded of the excitement during the build up to the 2012 gadget season, but everything's bigger and flashier. Where once we were waiting on the influx of dual-core tablets, now we're looking at a quad-core revolution on the horizon. We were looking forward to Android 3.0 and Google's Chrome OS, but now we're clamouring for Android 4.0 and Windows 8.
Gaming also looks set to have a bumper year, with new consoles and technologies coming, and this is all before we get the usual raft of awesome announcements at CES 2012 in January.
Here's our pick of the 10 we're most excited about so far.

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Hp Error Code 69, Service Errors 69 Printer Repair Message

HP LASER PRINTER ERROR CODE 69 - DUPLEXER ERROR HAS OCCURRED
 

ALL HP LASER PRINTERS ( THREW THE HP 2, to 5SI SERIES )

1. Defective I/O - Formatter board.

2. Defective formatter pca.

HP LASER PRINTER 1200, 2200, 3100, 3150 FAX, 3200 FAX, 4100

1. Temporary duplexer  error.

2. Reseat duplexer.

3. Replace duplexer.

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How to Monitor Your Bandwidth

If your home or mobile Internet plan is not unlimited, having a simple way to track your bandwidth usage is important. Even if you aren’t concerned about a data cap, you may be curious about your speed and your usage history. Do a little digging, and you’ll find a large number of free and paid ways to monitor bandwidth and usage, from desktop programs to router-based utilities. Here we’ll introduce you to one of our favorites, a free and easy-to-use Web application called BitMeter OS.
1. Download BitMeter OS for Windows.
2. Unzip the downloaded file, and run the installation program. After a successful installation, you’ll see a confirmation message, as shown below.

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How to Use Task Manager

Windows Task Manager enables you to monitor the applications, processes, and services currently running on your PC. You can use Task Manager to start and stop programs and to stop processes, but in addition Task Manager will show you informative statistics about your computer's performance and about your network.
Open Task Manager using any of the following methods:
• Press Ctrl-Shift-Esc.
• Right-click an empty area of the taskbar, and then click Task Manager.
• Press Ctrl-Alt-Delete, and then click Task Manager.
Here's a rundown of each tab in Task Manager.

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