Cascading Style Sheets
CSS is a stylesheet language used to define how a web page written HTML or XHTML should be presented and displayed in a web browser.
Dynamic HyperText Markup Language
HyperText Markup Language
HTML is a tag-based markup language used to create web pages. Every site on the internet uses HTML in some form.
Wireless Markup Language
WML is an XML-based markup language for content accessed through a wireless mobile device. Similar to HTML.
Extensible HyperText Markup Language
XHTML is a special type of HTML that conforms to the strict rules of XML.
Extensible Markup Language
XML is a general purpose markup language for describing data in a structured manner.
Active Server Pages
ASP is a server-side scripting language used to add business logic and database interactivity to dynamic websites.
Common Gateway Interface
CGI is a protocol that allows server applications to interact with client web browsers.
JSP is a server-side scripting language used to add business logic and database interactivity to dynamic websites.
PHP Hypertext Preprocessor/Personal Home Page
PHP is a server-side scripting language used to add business logic and database interactivity to dynamic websites.
Ruby on Rails
RoR is a web application framework based on the Ruby scripting language. It has been used by several popular Web 2.0 web sites.
Server Side Includes
SSI is a server-side scripting language used primarily to include the contents of one file in another.
Application Service Provider
An ASP is any business that provides online, Internet-delivered applications to customers.
Amazon Web Services
AWS are a collection of remote application services offered by Amazon.com.
Really Simple Syndication
RSS is an XML specification for publishing frequently updated web content to subscribers. RSS is the secret sauce behind blogging.
Amazon Simple Storage Service
Amazon S3 is a storage solution that offers unlimited data stored for a small fee through a simple web service interface.
Yahoo! User Interface
Create, Read, Update and Delete
CRUD are the four basic functions of any persistent storage system, most commonly a database system.
Database Management System
A DB is a structured collection of data organized to allow for easy retrieval by computer programs using SQL.
Structured Query Language
SQL is a special programming language used to retrieve data from and modify relational database systems.
Command Run ON
CRON is a scheduling program on most Unix system. It is used to schedule time-sensitive activities for software programs to perform.
Internet Information Services
IIS is a set of internet-based services for servers running Microsoft Windows.
Virtual Private Server
A VPS is a partition of a physical server that has the ability to run a separate operating system and reboot itself independently of other VPSs.
File Transfer Protocol
FTP is a commonly used protocol for transferring files from one computer to another over a network.
HyperText Transfer Protocol
HTTP is a communications protocol used for transferring data available on the Web.
Secure HypterText Transfer Protocol
HTTPS is a variation of HTTP used to specify that the data being transferred is/should be encrypted and secure.
SSH is a network protocol that allows data to be exchanged over a secure channel between two computers.
Secure Sockets Layer
SSL is a cryptographic protocol used for encrypting sensitive data while being sent through the Internet.
Wireless Application Protocol
WAP is an international standard for accessing Internet content on a wireless mobile device.
World Wide Web Consortium
The W3C is the international standards organization for the Web.
Web Accessibility Initiative
The WAI is an initiative enacted by the W3C for improving the accessibility of web pages for people using software other than web browsers.
Web Content Accessibility Guidelines
WCAG is a series of web accessibility guidelines published by the WAI.
Document Object Model
DOM is a standard object model for representing HTML and XML formats as objects.
Contrast, Repetition, Alignment, Proximity
CRAP is a design methodology applied to the design and layout of web pages.
Concurrent Versions System
CVS is a version control system that allows several developers to collaboratively work on a single set of code.
Graphical User Interface
A GUI is a computer interface that allows users to interact with the computer through graphical icons and windows, typically with the aid of a mouse.
SVN is a version control system that allows several developers to collaboratively work on a single set of code.
What You See Is What You Get
WYSIWYG is used to describe web development applications in which the authoring environment closely resembles the final output of the program.
Cyan Magenta Yellow Key
RGB is a subtractive color model used by computers to display various colors by subtracting different levels of cyan, magenta, and yellow.
Flash Authoring File
FLA files are the primary authoring output files of Adobe Flash
Graphics Interchange Format
GIF is a popular graphics format most commonly used for graphics in web sites.
Joint Photographic Experts Group
JPEG is an image compression codec commonly used to encode pictures for the Web.
Portable Network Graphics
PNG is an image format that was developed to replace the aging GIF image format for web sites.
PSD files are the primary authoring output files of Adobe Photoshop.
Red Green Blue
RGB is an additive color model used by computers to display various colors by combining different levels of red, green, or blue.
Scalable Vector Graphics
SVG is an XML markup language used to describe two dimensional vector graphics.
Small Web Format/ShockWave Flash
SWF is a proprietary vector graphics format used to create animations on web sites.
Address Verification System
AVS is a method of verifying the identity of a person using a credit card to make a purchase online.
Card Security Code/Card Verification Value
CSC is a security feature available on most major credit cards that is used to prevent credit card fraud.
A MID is a unique identifier assigned to companies selling goods and used for billing purposes.
Frequently Asked Questions
FAQ lists are a common support mechanism on many web sites that provides answers to questions that are commonly asked of the company.
Cost Per Click
CPC is the amount an advertiser pays every time a user clicks on one of their advertisements in a PPC campaign.
Cost Per 1000 Impressions
CPM is the amount an advertiser pays for every 1000 (or, roman numeral M) users who view their advertisement on a web page.
Click Through Rate/Ratio
CTR is a measure of the amount of users who click an advertisement as compared to the number of users who see the advertisement.
Pay Per Click
PPC is an advertising model used on the Web in which advertisers only pay when a user actually click their advertisement.
PageRank is an algorithm used to measure the value of a particular document relative to other documents in the same set.
Search Engine Optimization
SEO is the process of tweaking web sites so that they are more likely to be indexed higher in search engine results.
Search Engine Results Page
SERP is the listing of web pages returned by a search engine in response to a user search
XSS is a common web page security vulnerability where an attacker rigs a site they do not own to run malicious code.
Cross-Site Request Forgery
CSRF is a common web page security vulnerability where an attacker poses as an authenticated user to execute actions.
A CNAME is an alias of one hostname to another.
Domain Name System
DNS servers as the phone book of the Internet. It translates human-readable hostnames such as solosignal.com into numeric IP addresses used by networking equipment.
Document Type Definition
DTD is a document used to describe and specify the structure and organization of an XML document.
Internet Corporation for Assigned Names and Numbers
ICANN is a non-profit organization formed to oversee the management of domain names and IP addresses.
IP is a protocol for transferring data across a packet-switched network.
TLD is the last part of any Internet domain name. For example
Uniform Resource Locator
URLs are the addresses used to request files through the Web.
World Wide Web
The WWW is the network of interlinked hypertext documents available through the Internet.