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Articles related to using variables

Using Variables in Ruby--Assign Information to a Variable - About.com
This tutorial will teach you how to assign information to a variable and how to use variables in Ruby. You'll be using hands-on code, so if you haven't read about ...
Accessing Ruby Environment Variables - About.com
Ruby has direct access to environment variables via the ENV hash. Environment variables can be directly read or written to by using the index operator with a ...
Global Variables - Ruby - About.com
Global Variables are variables that may be accessed from anywhere in the program regardless of scope. They're denoted by beginning with a $ (dollar sign)  ...
Using Variables from an External Source with Flash's loadVariables()
Before you can load an external file from Flash, you'll need to create the file first. I prefer to use .txt (text) files for basics, and usually set up my variables in ...
Using Variables in PHP (Reference Guide) - PHP/MySQL - About.com
A variable is used in programming to represent another value. In PHP variables all start with a dollar sign ($). They can be set to a string or a numeric value.
Using PHP Session Variables - Tutorial - PHP/MySQL - About.com
Using Session Variables. Now we are going to make a second page. We again will start with session_start() (we need this on every page) - and we will access ...
Declaring Variables in Visual Basic .NET - About.com
In VB.NET, Microsoft has their priorities right and Option Explicit the default. This is the option that requires any variable you use in your code to be declared first.
How to Declare and Initialize Variables in Java - About.com
A variable is a container that holds values that are used in a Java program. To be able to use a variable it needs to be declared. Declaring variables is normally ...
Defining Variables - JavaScript - About.com
Introduction. In this tutorial we will build on what we learned with our first script by creating a variable and displaying the value of that on our web page instead of ...
How to Navigate Using Environment Variables in Windows - Antivirus
When searching a particular folder or performing some other operation via the Start | Run menu, the use of environment variables can save typing and thus cut ...
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