{"id":546,"date":"2018-05-09T17:30:37","date_gmt":"2018-05-09T15:30:37","guid":{"rendered":"https:\/\/glancu.com\/blog\/?p=546"},"modified":"2018-06-15T22:10:38","modified_gmt":"2018-06-15T20:10:38","slug":"czym-jest-dry","status":"publish","type":"post","link":"https:\/\/glancu.com\/blog\/czym-jest-dry\/","title":{"rendered":"Czym jest DRY?"},"content":{"rendered":"<div class=\"content\"><p>Cze\u015b\u0107. Dzisiaj powiem Ci, czym jest metoda DRY. Zapraszam!<\/p>\n<p><!--more--><\/p>\n<h3>Co to jest DRY?<\/h3>\n<p><strong>DRY<\/strong> oznacza <strong>don&#8217;t repeat yourself<\/strong>. Metoda ta m\u00f3wi o tym, \u017ceby nie powtarza\u0107 tego samego kodu. Dzi\u0119ki temu podczas zmiany nie musisz zmienia\u0107 w kilku miejscach tego samego, tylko zmieniasz w jednej funkcji. Plusem jest oczywi\u015bcie to, \u017ce aplikacja staje si\u0119 bardziej przejrzysta i \u0142atwiejsza w jej utrzymaniu.<\/p>\n<h3>Jak mo\u017cna unikn\u0105\u0107 DRY?<\/h3>\n<p>Wed\u0142ug mnie unikni\u0119cie jest bardzo proste. Je\u017celi posiadasz skrypt, kt\u00f3ry wykorzystujesz w kilku miejscach, to po prostu musisz zrobi\u0107 funkcj\u0119 z odpowiedni\u0105 nazw\u0105 i j\u0105 wywo\u0142a\u0107 w odpowiednich miejscach. Dla przyk\u0142adu, je\u017celi posiadasz skrypt, kt\u00f3ry sprawdza, czy inputy s\u0105 puste i dla ka\u017cdego inputa sprawdzasz warto\u015b\u0107 dzi\u0119ki takiemu samemu skryptowi, to wystarczy stworzy\u0107 funkcj\u0119 np.\u00a0<strong>isInputEmpty<\/strong> i je\u017celi wychodzi false, to jest ok, a je\u017celi true to mo\u017cesz da\u0107 b\u0142\u0105d\/komunikat.<\/p>\n<h3>Podsumowanie<\/h3>\n<p>Jak widzisz, metoda DRY nie jest wcale taka skomplikowana. Je\u017celi jeszcze nie mia\u0142e\u015b okazji z niej skorzysta\u0107, to serdecznie Ci\u0119 do tego zapraszam. By\u0107 mo\u017ce od razu nie odczujesz r\u00f3\u017cnicy, ale jak projekt si\u0119 rozro\u015bnie, to na pewno zaoszcz\u0119dzisz sporo czasu.<\/p>\n<p>Dzi\u0119kuj\u0119 Ci za przeczytanie tego wpisu. Je\u017celi chcesz by\u0107 na bie\u017c\u0105co z moimi wpisami, to zapraszam Ci\u0119 do polubienia moich socialmedii, kt\u00f3re masz po prawej stronie. Przy okazji zajrzyj na moje poprzednie wpisy, kt\u00f3re by\u0107 mo\u017ce pomog\u0105 Ci w udoskonaleniu siebie i swojego kodu. Cze\u015b\u0107!<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<div class=\"post-excerpt\">Cze\u015b\u0107. Dzisiaj powiem Ci, czym jest metoda DRY. Zapraszam!<\/div>\n","protected":false},"author":31241,"featured_media":563,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"footnotes":""},"categories":[261],"tags":[84,245,60],"class_list":["post-546","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web","tag-czym","tag-dry","tag-jest"],"better_featured_image":{"id":563,"alt_text":"czym jest dry","caption":"","description":"","media_type":"image","media_details":{"width":500,"height":379,"file":"2018\/05\/czym-jest-dry.png","sizes":{"thumbnail":{"file":"czym-jest-dry-440x290.png","width":440,"height":290,"mime-type":"image\/png","source_url":"https:\/\/glancu.com\/blog\/wp-content\/uploads\/2018\/05\/czym-jest-dry-440x290.png"},"medium":{"file":"czym-jest-dry-300x227.png","width":300,"height":227,"mime-type":"image\/png","source_url":"https:\/\/glancu.com\/blog\/wp-content\/uploads\/2018\/05\/czym-jest-dry-300x227.png"},"gazana_mini":{"file":"czym-jest-dry-100x100.png","width":100,"height":100,"mime-type":"image\/png","source_url":"https:\/\/glancu.com\/blog\/wp-content\/uploads\/2018\/05\/czym-jest-dry-100x100.png"}},"image_meta":{"aperture":"0","credit":"","camera":"","caption":"","created_timestamp":"0","copyright":"","focal_length":"0","iso":"0","shutter_speed":"0","title":"","orientation":"0","keywords":[]}},"post":546,"source_url":"https:\/\/glancu.com\/blog\/wp-content\/uploads\/2018\/05\/czym-jest-dry.png"},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Zastanawiasz si\u0119, czym jest metodyka DRY? 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