The representation of text in the form of a single string of digits, created using a formula called a one-way hash function. Encrypting a message digest with a private key creates a digital signature, which is an electronic means of authentication.
- message passing
A type of communication between processes. Message passing is a form of communication used in parallel programming and object-oriented programming. Communications are completed by the sending of messages (functions, signals and data packets) to recipients.
In computer science, a common prefix that means “about”. So, for example, metadata is data that describes other data (data about data). A metalanguage is a language used to describe other languages. A metafile is a file that contains other files. The HTML META tag is used to describe the contents of a Web page.
- messy URL
Slang term used to describe a URL that is not easy to read from a human perspective. For example, a messy URL might look something like this: http://www.fakeURLdefinithing.com/article.php/3831706/ In contrast, a clean URL would contain more meaningful words, like this: http://www.definithing.com/articles/format_harddrive.html A messy URL is not only harder for human readers to decipher, but it […]
- meta ad
Used in search engines, an advertisement displayed on the results page of a search, specific to the searched term. Also referred to as keyword advertising. Advertisers pay search engines to target their ads and only display the banners when relevant keywords are searched on by a user. Keyword advertising on the search engines enables an […]
- meta refresh
Refers to HTML coding that redirects a Web site visitor to a new page after a set and specified number of seconds. Meta refresh tags are used by Web sites that have changed addresses but want visitors to be able to access the new URL by going through the old one. When a user is […]