HTML Terminology Part-2

String : as it applies to web development technology

A string is simply one or any set of alphanumeric characters, spaces, and symbols. Your first name is a string of letters. Your email address is a string of letters, numbers, and characters. Your social security number is a string of numbers. This paragraph you are reading right now is one long string.


Integer : as it applies to web development technology

Integer refers to positive and negative whole numbers. Numbers like "45", "0", "-9", "-571", are integers. Numbers like "4.75" and ".5" are not integers because they are representing a fractured number.

Floating Point Number : as it applies to web development technology

Floating point number refers to numeric values that are integer, or decimal numbers. The integer [5] is the floating point number [5.0].

Boolean : as it applies to web development technology

The term Boolean refers to a variable or literal that must only have a value of either true or false. A Boolean put into use as a variable gives developers a way to toggle between TRUE and FALSE dynamically in their applications. Booleans can also be represented as numeric values. 0 represents FALSE, and 1 represents TRUE.

Regarding the internet and programming a web document is a certain type of text based file that a web application uses to operate. Many applications require that we put many document types to use in order to complete a project.

Some documents used to power a web application or web site are:

*.html
*.php
*.xml
*.pdf
*.css
*.js
*.as
*.cfm
*.txt
*.ini
*.htaccess


Directory : as it applies to web development technology

Regarding internet technology a directory usually refers to a folder that contains files which are part of your web site or online application. In general terms a directory is an alphabetical listing of some sort. For instance a telephone book is a directory of names and phone numbers.


URL : as it applies to web development technology

URL is an acronym for "Uniform Resource Locator". It is a protocol usually used by browser software to specify and handle internet addresses or access to relative files on your web server. It is how people arrive at web sites and access files online. A URL can lead to a website, lead to independent files on a website, and initiate functionality of the browser software. It is a location reference much like your home address is how people can find you in this big giant world full of people.


Index : as it applies to web development technology

In web development "index" refers to the root of a file system or directory folder. When you get a web server online to put up a website, the file used as your home page must be named "index". Index is the root of a folder and is the master file in a directory.