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Introduction to X3D (Extensible 3D)
"X3D is code that allows you to display three dimensional objects on your webpage. It also allows you to move them around on the webpage. This can make your educational and how-to articles much more effective, and it allows you to create 3D games. More ...

CompTIA Certifications No Longer Permanent
One of the nice things about CompTIA certifications was that they were permanent. Once certified you were certified for life. But all those who received CompTIA A+, Network+, and Security+ after January 1, 2010 are required to recertify every three years. More ...

Code to Fade Between Two different Pictures
You've probably seen websites where a picture fades out, being replaced by another picture that fades in. This effect is called a visual transition and it's easy to do with just a tiny bit of code. More ...

JavaScript Code to Make Image Wave Like a Flag
This article provides JavaScript code and instruction to make an image wave like a flag. More ...

Difference between Stack, Heap, and Queue
Stack, heap, and queue are ways that elements are stored in memory. Stack elements are added to the top of the stack, and removed from the top of the stack. The mnemonic LIFO is used to describe a stack (Last-In-First-Out). With a queue, the first one in is the first one out. The mnemonic FIFO is used to describe a queue. A heap is an area of memory where elements can be stored and removed in any order. More ...

How to Set Up FTP (File Transfer Protocol)
FTP (File Transfer Protocol) is used to transfer computer files between a client and server on a network. This article explains how to set up FTP on IIS and that FTP is not a secure protocol and some secure file transfer alternatives. More ...

Create Your Own Database Using Only Notepad : CDV
In this article you learn how to create a database using only a basic text editor along with any web browser. You won't believe how simple and powerful this method is. The database we design will have powerful features. More ...

IPv6 Address Types and Scopes
An IPv6 addresses have a size of 128 bits have three types, unicast, multicast, and anycast. Unicast addresses are for a one-to-one communication. Multicast addresses are for a one-to-many communication. Anycast addresses are for one node to nearest node of multiple nodes communication. More ...

JavaScript Variable Scope
Understanding variable scope is very important, because if you don't use scope properly, you could end up with unexpected results and a very confusing bug. The scope of a variable refers to the parts of the code from which it's visible. More ...

The Windows Bootup Process
Lets take a quick look at how Windows boots up. Depending on whether the system is BIOS-based or EFI-based, the bootup process differs up to the point of passing control to the Kernel. More ...

Write Visual Basic Programs Without Visual Studio
It was a pleasure to develop Windows Applications with Visual Basic 6. But Microsoft has abandoned Visual Basic 6 for the bloated, over-complicated Visual Studio. But you can still put your knowledge to work and develop VBScript applications with the method described in this article. More ...

What is a Password Hash and Salt?
Never store a user's password as plain-text. A Hashing algorithm is similar to encryption. To increase the security of a hashed password, a random value called salt is added to the hash. More ...

The Linux Directory Structure
The Filesystem Hierarchy Standard (FHS), maintained by the Linux Foundation, defines the directory structure and directory contents in Linux operating systems. The main difference between the Windows operating system and Linux is that Linux does not use drive letters. More ...

Set Windows Defender to Scan Core Operating System Files
Windows Defender cannot do a complete job of scanning malware on your PC because in the GUI (Graphical User Interface) mode, some core operating system files are in use. However,you can set Windows Defender to perform a scan before it loads these core operating system files. More ...



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