{"id":6626,"date":"2024-06-06T11:04:44","date_gmt":"2024-06-06T11:04:44","guid":{"rendered":"http:\/\/the-codest.localhost\/dictionary\/node-js\/"},"modified":"2024-06-06T11:04:44","modified_gmt":"2024-06-06T11:04:44","slug":"node-js","status":"publish","type":"dictionary","link":"https:\/\/thecodest.co\/is\/dictionary\/node-js\/","title":{"rendered":"Node.js"},"content":{"rendered":"

Node.js<\/h1>\n

Node.js<\/a> er opinn hugb\u00fana\u00f0ur, \u00fevert \u00e1 vettvang, net\u00fej\u00f3nshli\u00f0 JavaScript<\/a> Keyrslumhverfi byggt \u00e1 V8 JavaScript-v\u00e9l Google Chrome. \u00dea\u00f0 gerir forriturum kleift a\u00f0 keyra JavaScript \u00e1 \u00fej\u00f3nahli\u00f0inni, sem gerir \u00feeim kleift a\u00f0 byggja hra\u00f0ar, st\u00e6kkanlegar og skilvirkar netforrit me\u00f0 atbur\u00f0adrifnu, truflunarlausu I\/O-l\u00edkani.<\/p>\n

Kn\u00fatur<\/a>.js var b\u00fai\u00f0 til af Ryan Dahl \u00e1ri\u00f0 2009 me\u00f0 \u00fea\u00f0 a\u00f0 markmi\u00f0i a\u00f0 gera forriturum kleift a\u00f0 byggja upp raunt\u00edma vefur<\/a> forritum me\u00f0 au\u00f0veldum h\u00e6tti. S\u00ed\u00f0an \u00fe\u00e1 hefur \u00fea\u00f0 or\u00f0i\u00f0 ein af vins\u00e6lustu og mest notu\u00f0u t\u00e6kni \u00ed vef\u00fer\u00f3un<\/a> i\u00f0na\u00f0urinn, sem kn\u00fdr \u00e1fram nokkrar af vins\u00e6lustu vefs\u00ed\u00f0um og forritum, \u00fear \u00e1 me\u00f0al Netflix, LinkedIn, PayPal og Uber.<\/p>\n

Ein af lykilatri\u00f0um Node.js er h\u00e6fileikinn til a\u00f0 vinna me\u00f0 mikla magni af g\u00f6gn<\/a> og me\u00f0h\u00f6ndlar umfer\u00f0 me\u00f0 au\u00f0veldum h\u00e6tti. \u00dea\u00f0 notar atbur\u00f0adrifi\u00f0, truflunarlaust I\/O-l\u00edkan, sem \u00fe\u00fd\u00f0ir a\u00f0 \u00fea\u00f0 getur unni\u00f0 \u00far m\u00f6rgum bei\u00f0num samt\u00edmis \u00e1n \u00feess a\u00f0 hindra framkv\u00e6md annarra bei\u00f0na. \u00deetta gerir \u00fea\u00f0 tilvunalegt til a\u00f0 byggja raunt\u00edmaforrit sem krefjast mikillar gagname\u00f0h\u00f6ndlunar, svo sem spjallforrit, netleikjavettvang og samf\u00e9lagsmi\u00f0la.<\/p>\n

Anna\u00f0 mikilv\u00e6gt einkenni Node.js er umfangsmiki\u00f0 vistkerfi eininga og pakka, sem gerir forriturum au\u00f0velt a\u00f0 b\u00e6ta n\u00fdjum eiginleikum vi\u00f0 forritin s\u00edn. Node Package Manager (NPM) er st\u00e6rsta pakkaskr\u00e1 heims, me\u00f0 yfir eina millj\u00f3n pakka tilt\u00e6ka til ni\u00f0urhals.<\/p>\n

Node.js er einnig mj\u00f6g stigst\u00e6tt og h\u00e6gt er a\u00f0 nota \u00fea\u00f0 til a\u00f0 byggja forrit sem geta sinnt millj\u00f3num notenda og bei\u00f0na. \u00dea\u00f0 m\u00e1 setja upp \u00e1 \u00fdmsum st\u00fdrikerfum, \u00fear \u00e1 me\u00f0al Linux, Windows og macOS, og \u00fea\u00f0 m\u00e1 nota me\u00f0 fj\u00f6lbreyttum gagnagrunnum, \u00fear \u00e1 me\u00f0al M\u00fdsk\u00fael<\/a>, MongoDB og PostgreSQL.<\/p>\n

Allt \u00ed allt er Node.js \u00f6flug og fj\u00f6lh\u00e6f t\u00e6kni sem hefur gj\u00f6rbylt \u00fev\u00ed hvernig vefums\u00f3knir eru sm\u00ed\u00f0a\u00f0ar og settar upp. H\u00e6fni hennar til a\u00f0 vinna \u00far miklu magni gagna og umfer\u00f0ar, \u00e1samt v\u00ed\u00f0fe\u00f0mu vistkerfi eininga og pakka, gerir hana a\u00f0 vins\u00e6lum valkosti me\u00f0al forritara vi\u00f0 sm\u00ed\u00f0i raunt\u00edma- og gagnat\u00e6knilegra forrita.<\/p>","protected":false},"excerpt":{"rendered":"

Kynntu \u00fe\u00e9r Node.js, opinn hugb\u00fana\u00f0 me\u00f0 opnum k\u00f3\u00f0a fyrir net\u00fej\u00f3nahli\u00f0 JavaScript keyrsluumhverfis. B\u00fa\u00f0u til hra\u00f0ar, st\u00e6kkanlegar og skilvirkar netforrit me\u00f0 au\u00f0veldum h\u00e6tti.<\/p>","protected":false},"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-6626","dictionary","type-dictionary","status-publish","hentry"],"acf":[],"yoast_head":"\nNode.Js - The Codest<\/title>\n<meta name=\"description\" content=\"Learn about Node.js, an open-source, server-side JavaScript runtime environment. 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