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Featured Videos
Macs & OS X
How to Create a Wireless Ad-Hoc Network between Macs (Video)
Connect two Macs wirelessly with an ad-hoc network. Follow this video to set up and connect the peer-to-peer network, and when you're done, see how to disconnect the network. The beauty of ad-hoc networking is that it's temporary. [more…]
Macs & OS X
How to Add and Remove Dashboard Widgets (Video)
Customize your Mac OS X Leopard Dashboard by adding and removing widgets. Apple Macintosh comes with plenty of built-in widgets to make your Dashboard more useful, and this video shows how to add them to and remove them from your Dashboard. [more…]
Most Popular
Home Networking
How to Create a PC Network Workgroup
A workgroup is nothing more than a collection of computers on a network. By isolating larger networks into workgroups, you can more easily access other computers. Your computer must belong to a workgroup [more…]
Visual Basic
Understanding VBA Functions and Their Uses
A function performs a calculation and returns a single value. The SUM function adds the sum of a range of values. The same holds true for functions used in your VBA expressions: Each function does its [more…]
Built-in Applications in Windows XP & Vista
How to Edit a Picture in Paint Using Windows XP
Although the Windows XP version of Paint is usually used to create simple drawings, you can also use it to edit picture files. In Paint, you can crop your pictures, edit their colors, draw objects on them [more…]
Understanding Windows XP & Vista
Make Windows Vista Look Like Windows XP
If you’ve worked with Windows XP and like its appearance, you can make Windows Vista look like Windows XP. To make Vista look like XP, follow these steps: [more…]
Certification
Getting to Know the OSI Model for the CCNA Exam
The CCNA exam asks you to provide at least three reasons that the "industry" uses layered interconnection models. Examples of layered networking models include the seven-layer OSI model [more…]
