{"id":3417,"date":"2021-05-20T10:49:01","date_gmt":"2021-05-20T10:49:01","guid":{"rendered":"http:\/\/the-codest.localhost\/blog\/javascript-is-totally-dead-some-dude-on-the-internet\/"},"modified":"2026-04-27T10:17:31","modified_gmt":"2026-04-27T10:17:31","slug":"javascript-je-uplne-mrtvy-nejaky-chlapek-na-internetu","status":"publish","type":"post","link":"https:\/\/thecodest.co\/cs\/blog\/javascript-is-totally-dead-some-dude-on-the-internet\/","title":{"rendered":"JavaScript je zcela mrtv\u00fd. N\u011bjak\u00fd chl\u00e1pek na internetu"},"content":{"rendered":"<p>Vzpom\u00edn\u00e1m si, \u017ee kdy\u017e jsem za\u010d\u00ednal programovat \"naostro\", m\u011bl b\u00fdt Flash opu\u0161t\u011bn a my jsme m\u011bli z\u016fstat bez jak\u00e9hokoli interaktivn\u00edho aspektu v na\u0161ich prohl\u00ed\u017ee\u010d\u00edch, krom\u011b t\u011bch, kter\u00e9 jsou vytvo\u0159eny s pou\u017eit\u00edm <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/why-is-javascript-so-popular\/\">JavaScript<\/a>. Silverlight? To si nikdo nepamatuje. Nebo snad ActiveX? Doby, kdy tyto technologie m\u011bly svou chv\u00edli, jsou d\u00e1vno pry\u010d a nyn\u00ed, mo\u017en\u00e1 v\u00edce ne\u017e kdy jindy, je JavaScript ve sv\u00e9 sl\u00e1v\u011b.<\/p>\n<p><strong><a href=\"https:\/\/thecodest.co\/blog\/javascript-5-reasons-why-is-it-popular\/\">M\u011bl jsem mo\u017enost pracovat v JavaScript<\/a><\/strong> na backendu prov\u00e1d\u00ed jednoduch\u00e9 API (express + <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/what-is-node-js-used-for\/\">uzel<\/a>). Vytvo\u0159il jsem n\u011bkolik z\u00e1kladn\u00edch aplikac\u00ed pro touchpad (ReactNative) pomoc\u00ed JS. Pak jsem z hlavn\u00edho vl\u00e1kna sundal \u010d\u00e1st z\u00e1t\u011b\u017ee pomoc\u00ed servisn\u00edch pracovn\u00edk\u016f. Vytvo\u0159il jsem frontendov\u00e9 aplikace (<a href=\"https:\/\/thecodest.co\/cs\/blog\/react-development-all-you-have-to-know\/\">React<\/a>, <a href=\"https:\/\/thecodest.co\/cs\/blog\/hire-vue-js-developers\/\">Vue<\/a>, AngularJS) a jedin\u00e1 v\u011bc, kter\u00e1 mi chyb\u00ed, jsou desktopov\u00e9 aplikace (Electron) - v\u0161e zabudovan\u00e9 v JavaScript!<\/p>\n<h2>Jak to, \u017ee st\u00e1le existuj\u00ed lid\u00e9, kte\u0159\u00ed v\u011b\u0159\u00ed, \u017ee JavaScript je mrtv\u00fd?<\/h2>\n<p>Pro ty, kte\u0159\u00ed d\u00e1vaj\u00ed p\u0159ednost stati\u010dt\u011bj\u0161\u00edm jazyk\u016fm, bude JavaScript v\u017edy ohavnost bez <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/typescript-developer\/\">strojopis<\/a>. Pouze v p\u0159\u00edpad\u011b, \u017ee se p\u0159id\u00e1, m\u016f\u017ee se pro n\u011b jazyk st\u00e1t p\u0159ijateln\u00fdm. Preference v\u00fdvoj\u00e1\u0159\u016f byly velmi siln\u00e9, kdy\u017e se hodn\u011b <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/what-is-code-refactoring\/\">k\u00f3d<\/a> naps\u00e1no zp\u011bt v \u010dase bylo v <a href=\"https:\/\/thecodest.co\/cs\/blog\/top-programming-languages-to-build-e-commerce\/\">Java<\/a> nebo C. <\/p>\n<p>Kdy\u017e byli tito v\u00fdvoj\u00e1\u0159i po\u017e\u00e1d\u00e1ni, aby provedli \u00fakol mimo rozsah sv\u00e9ho jazyka, mohli b\u00fdt trochu ztraceni; o tyto t\u0159ec\u00ed plochy se nyn\u00ed staraj\u00ed transpilery a dal\u0161\u00ed u\u017eite\u010dn\u00e9 n\u00e1stroje, jako je nap\u0159\u00edklad ji\u017e zm\u00edn\u011bn\u00fd TypeScript. P\u0159edstavte si, \u017ee mus\u00edte opustit jazyk, kter\u00fd m\u00e1te r\u00e1di a kter\u00fd v\u00e1m p\u0159irostl k srdci jako dobr\u00fd p\u00e1r bot, kv\u016fli matouc\u00edm a ne p\u0159\u00edli\u0161 pohodln\u00fdm:<\/p>\n<p><img decoding=\"async\" src=\"\/app\/uploads\/2024\/05\/javascript.png\" alt=\"JavaScript\" title=\"JavaScript\" \/><\/p>\n<p>Tak pro\u010d si vybrat JavaScript pro m\u016fj p\u0159\u00ed\u0161t\u00ed <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/why-do-projects-fail\/\">projekt<\/a>? Pot\u0159ebuji, aby moji v\u00fdvoj\u00e1\u0159i milovali k\u00f3d, kter\u00fd p\u00ed\u0161\u00ed, a ne aby ho nen\u00e1vid\u011bli ka\u017edou bu\u0148kou sv\u00e9ho t\u011bla!<\/p>\n<h2>JavaScript je univerz\u00e1ln\u00ed - v\u0161eum\u011bl, nic neum\u00ed<\/h2>\n<p>Dokonce i <a href=\"https:\/\/thecodest.co\/cs\/blog\/find-your-ideal-stack-for-web-development\/\">web<\/a> v\u00fdvoj\u00e1\u0159i se sna\u017e\u00ed naj\u00edt zp\u016fsob, jak se zbavit JS pomoc\u00ed WebAssembly. Na adrese <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/mobile-development\/\">mobiln\u00ed v\u00fdvoj<\/a>, m\u00e1me nejen nativn\u00ed aplikace, ale tak\u00e9 v\u011bci jako Flutter, kter\u00e9 \u00fato\u010d\u00ed na hrad. Ale kdy\u017e dojde na tvorbu projektu od za\u010d\u00e1tku do konce, va\u0161e <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/how-to-lead-software-development-team\/\">t\u00fdm<\/a> mus\u00ed b\u00fdt \u010dasto rozmanit\u00e9.<\/p>\n<p>Java + <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/what-is-node-js-used-for-in-angular\/\">Angular<\/a>, <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/what-is-python-good-for\/\">Python<\/a> a React... V\u0161echny tyto projekty v\u011bt\u0161inou pot\u0159ebovaly dva v\u00fdvoj\u00e1\u0159e, kte\u0159\u00ed se zam\u011b\u0159uj\u00ed na r\u016fzn\u00e9 aspekty k\u00f3du. Pokud se rozhodnete pro JS devs, mohou s nejv\u011bt\u0161\u00ed pravd\u011bpodobnost\u00ed nasko\u010dit a vy\u0159e\u0161it ticket t\u00fdkaj\u00edc\u00ed se DB, stejn\u011b jako opravit n\u011bkter\u00e9 probl\u00e9my s CSS a analytick\u00fdm skriptem, kter\u00fd u\u017e n\u011bjakou dobu stra\u0161\u00ed va\u0161e sk\u00f3re Lighthouse.<\/p>\n<p>Samoz\u0159ejm\u011b, \u017ee n\u011bkter\u00e9 projekty vy\u017eaduj\u00ed v\u011bci, kter\u00e9 nap\u0159. Java, Python, Go nebo nap\u0159. <a href=\"https:\/\/thecodest.co\/cs\/case-studies\/providing-a-team-of-ruby-developers-for-a-fintech-company\/\">Ruby<\/a> ale nakonec \u010d\u00edm v\u011bt\u0161\u00ed je rozmanitost paradigmat, t\u00edm men\u0161\u00ed je pravd\u011bpodobnost, \u017ee budete hledat v\u00fdvoj\u00e1\u0159e, kte\u0159\u00ed by p\u0159i\u0161li a ud\u011blali skute\u010dnou pr\u00e1ci. Poj\u010fme se rychle pod\u00edvat na statistiky:<\/p>\n<p><img decoding=\"async\" src=\"\/app\/uploads\/2024\/05\/javascript-popularity.png\" alt=\"JavaScript popularita\" title=\"JavaScript popularita\" \/><\/p>\n<p>To ukazuje. <a href=\"https:\/\/thecodest.co\/cs\/blog\/why-us-companies-are-opting-for-polish-developers\/\">n\u00e1s<\/a> \u017ee JS nevypad\u00e1 jako mrtv\u00fd - ve skute\u010dnosti rozkv\u00e9t\u00e1 a st\u00e1v\u00e1 se nov\u00fdm uchaze\u010dem na trhu <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/what-is-the-size-of-your-potential-reachable-market\/\">trh<\/a>. D\u00edky glob\u00e1ln\u00ed pandemii jsem si v\u0161iml, \u017ee prost\u0159ed\u00ed JS se stalo je\u0161t\u011b popul\u00e1rn\u011bj\u0161\u00edm, tak\u017ee v nadch\u00e1zej\u00edc\u00edm pr\u016fzkumu a vsadil bych se, \u017ee JS m\u016f\u017ee j\u00edt i za 70%. Pokud pl\u00e1nujete spustit nov\u00fd projekt, m\u016f\u017eete se na n\u00e1s obr\u00e1tit a my v\u00e1m r\u00e1di \u0159ekneme, pro\u010d by JS mohl b\u00fdt tou spr\u00e1vnou cestou! <\/p>\n<p><article-inline-code-review><\/article-inline-code-review><\/p>\n<h2>V\u00fdhody JS<\/h2>\n<p>V sou\u010dasn\u00e9 dob\u011b JS vyrostl z housenky, kterou byl d\u0159\u00edve. Nov\u00e9 verze vych\u00e1zej\u00ed v rozumn\u00fdch \u010dasov\u00fdch intervalech. O chyby nahl\u00e1\u0161en\u00e9 v\u00fdrobc\u016fm prohl\u00ed\u017ee\u010d\u016f se star\u00e1me co nejd\u0159\u00edve a vtipy o bal\u00ed\u010dc\u00edch a frameworc\u00edch vych\u00e1zej\u00edc\u00edch ka\u017edou hodinu jsou tak trochu pravdiv\u00e9.<\/p>\n<p>Jazyk, kter\u00fd pou\u017e\u00edv\u00e1 tolik lid\u00ed, je jen ot\u00e1zkou \u010dasu, kdy najdete nejlep\u0161\u00ed \u0159e\u0161en\u00ed probl\u00e9m\u016f, kter\u00e9 mus\u00edte \u0159e\u0161it. V posledn\u00ed dob\u011b jsem pracoval na <a href=\"https:\/\/thecodest.co\/cs\/dictionary\/iot-software-development\/\">IoT<\/a> aplikace, kter\u00e1 pom\u00e1h\u00e1 lidem v nouzi upozornit ur\u010dit\u00e9 slu\u017eby na ohro\u017een\u00ed \u017eivota. Neb\u00fdt JavaScript, nemohl bych na takov\u00e9 iniciativ\u011b pracovat. JS mi otev\u0159el mnoho dve\u0159\u00ed a mo\u017en\u00e1 to plat\u00ed i pro va\u0161e v\u00fdvoj\u00e1\u0159e!<\/p>\n<p><b>P\u00e1r klad\u016f, o kter\u00fdch si mysl\u00edm, \u017ee by v\u00e1s mohly zm\u011bnit na p\u0159\u00edznivce JS:<\/b><\/p>\n<p>- v\u00edce podporovan\u00fdch platforem (web, mobiln\u00ed za\u0159\u00edzen\u00ed, IoT, stoln\u00ed po\u010d\u00edta\u010de, lednice, HUD pro kosmick\u00e9 lod\u011b),<\/p>\n<p>- bal\u00ed\u010dek pro cokoli (a\u0165 u\u017e jde o zpracov\u00e1n\u00ed dat nebo generov\u00e1n\u00ed vtip\u016f),<\/p>\n<p>- js dev je \u0161v\u00fdcarsk\u00fd arm\u00e1dn\u00ed n\u016f\u017e,<\/p>\n<p>- neust\u00e1l\u00e9 zlep\u0161ov\u00e1n\u00ed jazyka,<\/p>\n<p>- skv\u011bl\u00e1 komunita v\u017edy ochotn\u00e1 pomoci (nebo ozna\u010dit probl\u00e9my jako duplicitn\u00ed),<\/p>\n<p>- s n\u00e1stroji CLI m\u016f\u017eete vytv\u00e1\u0159et aplikace t\u00e9m\u011b\u0159 okam\u017eit\u011b.<\/p>\n<h2>Koment\u00e1\u0159e<\/h2>\n<p>Mo\u017enosti JavaScript maj\u00ed sv\u00e9 meze, ale pokud jste tvrdohlav\u00ed a m\u00e1te dostatek pam\u011bti RAM, k\u00e1vy a mozkov\u00fdch bun\u011bk, pak s n\u00edm m\u016f\u017eete d\u011blat naprosto cokoli.<\/p>\n<p><article-product-development-consulting><\/article-product-development-consulting><\/p>\n<p><b>P\u0159e\u010dt\u011bte si v\u00edce:<\/b><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/why-you-should-probably-use-typescript\">Pro\u010d byste (pravd\u011bpodobn\u011b) m\u011bli pou\u017e\u00edvat Typescript<\/a><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/how-not-to-kill-a-project-with-bad-coding-practices\/\">Jak nezni\u010dit projekt \u0161patn\u00fdmi k\u00f3dovac\u00edmi postupy?<\/a><\/p>\n<p><a href=\"https:\/\/thecodest.co\/blog\/data-fetching-strategies-in-nextjs\/\">Strategie na\u010d\u00edt\u00e1n\u00ed dat v NextJS<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Nebo by alespo\u0148 m\u011bla b\u00fdt! Zn\u00e1me to. Nen\u00e1vist k JavaScript se neobjevila z ni\u010deho nic. Nedostatek r\u016fzn\u00fdch jazyk\u016f, kter\u00e9 by bylo mo\u017en\u00e9 na webu pou\u017e\u00edvat, byl probl\u00e9mem s\u00e1m o sob\u011b po dlouhou dobu.<\/p>","protected":false},"author":2,"featured_media":3418,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-3417","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-software-development"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>JavaScript is totally dead. 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