30 Questions Related to Classes of Addresses
30 questions related to Part 1.3 of the CompTIA Network+ Certification Exam - Classes
of addresses. Even though address classes has been abandoned for more flexible classless
addressing, it's still covered in the exam, and understanding address classes is a good
introduction to classless addressing and subnetting. More ...
Add an Image to a Web Page
Adding an image to a webpage makes it much more interesting. But for the image to appear,
you have to get its path right. Using the methods described here, you have no problem
defining the correct path. More ...
A network switch operates at layer 2 the OSI model. A multilayer switch also works
at layer 3 or higher, all the way up to layer 6 of the OSI model. More ...
The Physiology of Pain
The unfathomable number of nerve cells in our body allows us to feel and manipulate the
world around us to an incredibly sensitive degree. It also sometimes causes us great pain,
many times difficult to bear chronic pain. More ...
The Wizard of Menlo Park
In school, young Thomas Alva Edison's mind often wandered. His teacher called him "addled",
meaning confused and unable to think clearly. That's way Edison had only three months of formal schooling. More ...
concatenate stings of characters. More ...
Easy Java Script Butterfly Animation
You'll be surprised at how little code it requires and how easy it is to use Java Script
along with CSS to create an animation. In this article, I show you how to create a simple
butterfly animation. More ...
Network Address Translation (NAT) Protocol
NAT is a protocol that is used by a router to convert IP addresses on the internal private
network to the it's own public IP address for the Internet. If NAT were not used each
computer on the internal private network would be visible to the Internet. More ...
How to Create a High Reponse Call to Action
A good landing page should close with a strong call to action. A call to action compels
the visitor to perform a specific task such as fill out a web form to purchase
something or subscribe to an email mailing list. More ...
How to Write and Run HTML
Fancy WYSIWYG web design applications generate voluminous amounts of unnecessary code.
For these examples use a basic ASCII text editor. More ...
Firewall Perimeter Network (DMZ)
A DMZ (Demilitarized Zone) or Perimeter Network is the area between the firewall that protects
the network from untrusted external networks (the Internet) and the firewall that protects the internal network. More ...
Pain Drug Side Effects
All pain drugs have side effects. In fact, the most common pain drugs; acetaminophen (aspirin)
and ibuprofen (Non-Steroidal Anti-Inflammatory Drugs or NSAIDs) cause over 100,000
hospitalizations and 16,500 deaths in the U.S. every year. More ...
Use Search Operators to Spy on Your Competition
Google is the world's most powerful search engine, generating nine out of ten searches overall.
If you're not listed at or near the top of Google searches, your company may as well not exist. More ...
The Rewards of Creativity
Considering the great rewards of creativity, you can understand why it's important to
nurture and develop your creativity. More ...
How to Be Creative
In this article you'll learn many ways to be creative. Using these methods you can create
all kinds of new and unconventional ideas. More ...
Don't Have Permission to Write to Drive
If you move a drive to another computer, you may lose permission to write to that drive.
That's because the previous system set access permissions for the drive. Here's how to
reset access permissions. More ...
Easy Java Script Animation
There are many ways to create an animation, but the simplest way is to use Java Script
along with CSS. In this article, I show you how to create simple Java Script animations. More ...
The Gamble of Workplace Romance
Because of how much time we spend at work, often more time than we have for socializing
outside of work, the chances of meeting someone that we're interested in at work is very
probable. But is romance compatible with success at work, or can it become a career disaster? More ...
Fix Windows 7 Repeatedly Tries to Update
If your PC repeatedly tries to install updates each time it's shut down, it's most likely
because a Windows update has failed. Microsoft created the System Update Readiness Tool
for Windows 7 because of an inconsistency in the Windows servicing store which may prevent
the successful installation of updates, service packs, and software. More ...