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Message authentication code. In cryptography, a message authentication code (MAC), sometimes known as an authentication tag, is a short piece of information used for authenticating and integrity -checking a message. In other words, to confirm that the message came from the stated sender (its authenticity) and has not been changed (its integrity).
WeChat also provides a message recall feature [44] to allow users to recall and withdraw information (e.g. Images, documents) that are sent within 2 minutes in a conversation. To use this feature, users can select the message or file to be recalled by long pressing. In the menu that appears select 'recall' and 'ok' to complete the withdrawal ...
Flashcard. A set of flashcards demonstrating the Leitner system. Cards that the learner knows are promoted to a box for less frequent review (indicated by green arrows); cards for which the learner has forgotten the meaning are demoted to be studied more frequently (indicated by red arrows). A flashcard or flash card is a card bearing ...
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Keeping explanations brief and to the point can help you avoid taking them too far and turning them into excuses. 4. Focus on the impact of your actions — not your intent. Sure, you didn’t ...
The phrase was coined by Marshall McLuhan. " The medium is the message " is a phrase coined by the Canadian communication theorist Marshall McLuhan and the name of the first chapter [1] in his Understanding Media: The Extensions of Man, published in 1964. [2][3] McLuhan proposes that a communication medium itself, not the messages it carries ...
It can be further broken down into three types: Iconic memory, or visual sensory memory, handles visual information. Haptic memory retains information from your sense of touch. Echoic memory holds ...
Exposure to alcohol in the womb can cause a person to have a variety of brain problems, including confabulation. Often those with fetal alcohol spectrum disorder are suggestible and eager to ...