| The invention of the rubber eraser trailed the invention of the pencil by two centuries; the first wood-and-graphite pencils were created in the 16th century, but rubber erasers weren’t invented until the late 18th century. | |
| Today's Tech Term
Bread-And-Butter Application | |
| A Bread-And-Butter Application is a software program that is essential to a particular business for it to be able to operate. Examples of Bread-And-Butter Applications include: resource management software, sales software, warehousing software, etc. | |
| What We're Reading from Around the Web | |
| | In the preceding lesson you learned the basics about the Windows Firewall and how to use it. This time we will go deeper into the detailed rules and exceptions that govern the Windows Firewall. | |
| | RFID is a technology that surrounds us every day. It’s in our credit cards, passports, and some of the products we buy. Even many of our pets have RFID chips in them! | |
| | Sometimes, something really odd happens when using our computers that makes no sense at all…such as copying a simple image to the clipboard and the computer freezing up because of it. An image is an image, right? Today’s SuperUser post has the answer to a puzzled reader’s dilemna. | |
| | If you have your computer connected to a network, or directly to your Internet connection, then having a firewall is an absolute necessity. In this lesson we will discuss the Windows Firewall – one of the best security features available in Windows! | |
| | Memory cards are used in digital cameras, music players, smartphones, tablets, and even laptops. But not all SD cards are created equal — there are different speed classes, physical sizes, and capacities to consider. | |
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