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A hashtag is a metadata tag that is prefaced by the hash symbol, #. On social media, hashtags are used on microblogging and photo-sharing services such as Twitter or Tumblr as a form of user-generated tagging that enables cross-referencing of content by topic or theme. [1] For example, a search within Instagram for the hashtag #bluesky returns ...
ShoutYourAbortion. www.shoutyourabortion.com. #ShoutYourAbortion is a pro-abortion [1] social media campaign where people share their abortion experiences online without "sadness, shame or regret" for the purpose of "destigmatization, normalization, and putting an end to shame." Tens of thousands of people worldwide have shared their abortion ...
Christopher Reaves Messina (born January 7, 1981) is an American blogger, product consultant and speaker who is the inventor of the hashtag as it is currently used on social media platforms. [1] [2] [3] In a 2007 tweet, Messina proposed vertical/associational grouping of messages, trends, and events on Twitter by the means of hashtags. [4]
Hashtag activism refers to the use of Twitter 's hashtags for Internet activism. [1] The hashtag has become one of the many ways that social media contributes to civic engagement and social movements. [2] The use of the hashtag on social media provides users with an opportunity to share information and opinions about social issues in a way that ...
Category. : Hashtags. Wikimedia Commons has media related to Hashtags. This category is for articles which are about a hashtag, or where being a hashtag is a defining characteristic for the article topic. It should not be used for articles where the topic in question simply happens to have a hashtag. The # is omitted from article titles due to ...
Tag (metadata) A tag cloud with terms related to Web 2.0. In information systems, a tag is a keyword or term assigned to a piece of information (such as an Internet bookmark, multimedia, database record, or computer file ). This kind of metadata helps describe an item and allows it to be found again by browsing or searching. [1]
The symbol # is known variously in English-speaking regions as the number sign, hash, or pound sign. The symbol has historically been used for a wide range of purposes including the designation of an ordinal number and as a ligatured abbreviation for pounds avoirdupois – having been derived from the now-rare ℔.
Free-piston engine used as a gas generator to drive a turbine. A free-piston engine is a linear, 'crankless' internal combustion engine, in which the piston motion is not controlled by a crankshaft but determined by the interaction of forces from the combustion chamber gases, a rebound device (e.g., a piston in a closed cylinder) and a load device (e.g. a gas compressor or a linear alternator).