{"id":2451,"date":"2023-07-22T05:41:19","date_gmt":"2023-07-22T05:41:19","guid":{"rendered":"https:\/\/statorials.org\/tr\/siniflar-r\/"},"modified":"2023-07-22T05:41:19","modified_gmt":"2023-07-22T05:41:19","slug":"siniflar-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/siniflar-r\/","title":{"rendered":"Verileri h\u0131zla r&#39;ye aktarmak i\u00e7in colclasses nas\u0131l kullan\u0131l\u0131r?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Her s\u00fctuna ili\u015fkin s\u0131n\u0131flar\u0131 belirtmek i\u00e7in R&#8217;ye bir dosya aktar\u0131rken <strong>colClasses<\/strong> ba\u011f\u0131ms\u0131z de\u011fi\u015fkenini kullanabilirsiniz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (' <span style=\"color: #ff0000;\">my_data.csv<\/span> ',\n               colClasses=c(' <span style=\"color: #ff0000;\">character<\/span> ', ' <span style=\"color: #ff0000;\">numeric<\/span> ', ' <span style=\"color: #ff0000;\">numeric<\/span> '))\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>ColClasses<\/strong> kullanman\u0131n avantaj\u0131, \u00f6zellikle dosyalar \u00e7ok b\u00fcy\u00fck oldu\u011funda verileri \u00e7ok daha h\u0131zl\u0131 i\u00e7e aktarabilmenizdir.<\/span><\/p>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnek bu arg\u00fcman\u0131n pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6stermektedir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek: Dosyalar\u0131 i\u00e7e aktar\u0131rken colClasses&#8217;\u0131 kullanma<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Diyelim ki R&#8217;ye aktarmak istedi\u011fim \u00fc\u00e7 s\u00fctuna sahip <strong>my_data.csv<\/strong> ad\u0131nda bir CSV dosyam var:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-21938 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/col1.png\" alt=\"\" width=\"465\" height=\"432\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Bunu yapmak i\u00e7in a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanabilirim:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#import CSV file\n<\/span>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (' <span style=\"color: #ff0000;\">my_data.csv<\/span> ',\n               colClasses=c(' <span style=\"color: #ff0000;\">character<\/span> ', ' <span style=\"color: #ff0000;\">numeric<\/span> ', ' <span style=\"color: #ff0000;\">numeric<\/span> '))\n\n<span style=\"color: #008080;\">#view class of each column in data frame\n<\/span>str(df)\n\n'data.frame': 14 obs. of 3 variables:\n $ team: chr \"Mavs\" \"Spurs\" \"Hornets\" \"Rockets\" ...\n $ points: num 91 99 104 103 105 88 89 93 96 99 ...\n $rebounds: num 33 23 26 25 25 26 29 30 34 23 ...\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>colClasses<\/strong> ba\u011f\u0131ms\u0131z de\u011fi\u015fkenindeki de\u011fer say\u0131s\u0131n\u0131n, veri \u00e7er\u00e7evesindeki s\u00fctun say\u0131s\u0131yla e\u015fle\u015fmesi gerekti\u011fini unutmay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\">\u00d6rne\u011fin, <strong>colClasses<\/strong> ba\u011f\u0131ms\u0131z de\u011fi\u015fkeni i\u00e7in yaln\u0131zca bir de\u011fer sa\u011flarsan\u0131z veri \u00e7er\u00e7evesindeki her s\u00fctun ayn\u0131 s\u0131n\u0131fa sahip olacakt\u0131r:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#import CSV file\n<\/span>df &lt;- read. <span style=\"color: #3366ff;\">csv<\/span> (' <span style=\"color: #ff0000;\">my_data.csv<\/span> ',\n               colClasses=c(' <span style=\"color: #ff0000;\">character<\/span> '))\n\n<span style=\"color: #008080;\">#view class of each column in data frame\n<\/span>str(df)\n\n'data.frame': 14 obs. of 3 variables:\n $ team: chr \"Mavs\" \"Spurs\" \"Hornets\" \"Rockets\" ...\n $ points: chr \"91\" \"99\" \"104\" \"103\" ...\n $rebounds: chr \"33\" \"23\" \"26\" \"25\" ...<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>ColClasses<\/strong> arg\u00fcman\u0131na yaln\u0131zca tek bir de\u011fer sa\u011flad\u0131\u011f\u0131m\u0131zdan, sonu\u00e7taki veri \u00e7er\u00e7evesindeki her s\u00fctunun bir &#8220;karakter&#8221; s\u0131n\u0131f\u0131na sahip oldu\u011funu unutmay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>colClasses<\/strong> ba\u011f\u0131ms\u0131z de\u011fi\u015fkeninde a\u015fa\u011f\u0131daki potansiyel s\u0131n\u0131flar\u0131 belirtebilece\u011finizi unutmay\u0131n:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>karakter<\/strong> : \u201chey\u201d, \u201corada\u201d, \u201cd\u00fcnya\u201d<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>karma\u015f\u0131k<\/strong> : as.complex(-1), 4i<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>say\u0131sal<\/strong> : as.integer(20), 3L<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>tamsay\u0131<\/strong> : 4, 12, 158<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>mant\u0131k<\/strong> : DO\u011eRU, YANLI\u015e<\/span><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde R&#8217;de di\u011fer yayg\u0131n i\u015flemlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/verileri-rye-girin\/\" target=\"_blank\" rel=\"noopener\">R&#8217;ye ham veriler manuel olarak nas\u0131l girilir?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/csvyi-r'ye-aktar\/\" target=\"_blank\" rel=\"noopener\">CSV dosyalar\u0131 R&#8217;ye nas\u0131l aktar\u0131l\u0131r<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/exceli-r'ye-aktar\/\" target=\"_blank\" rel=\"noopener\">Excel dosyalar\u0131 R&#8217;ye nas\u0131l aktar\u0131l\u0131r<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Her s\u00fctuna ili\u015fkin s\u0131n\u0131flar\u0131 belirtmek i\u00e7in R&#8217;ye bir dosya aktar\u0131rken colClasses ba\u011f\u0131ms\u0131z de\u011fi\u015fkenini kullanabilirsiniz: df &lt;- read. csv (&#8216; my_data.csv &#8216;, colClasses=c(&#8216; character &#8216;, &#8216; numeric &#8216;, &#8216; numeric &#8216;)) ColClasses kullanman\u0131n avantaj\u0131, \u00f6zellikle dosyalar \u00e7ok b\u00fcy\u00fck oldu\u011funda verileri \u00e7ok daha h\u0131zl\u0131 i\u00e7e aktarabilmenizdir. A\u015fa\u011f\u0131daki \u00f6rnek bu arg\u00fcman\u0131n pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6stermektedir. \u00d6rnek: Dosyalar\u0131 i\u00e7e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-2451","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Verileri h\u0131zl\u0131 bir \u015fekilde R - Statorialsye aktarmak i\u00e7in colClasses nas\u0131l kullan\u0131l\u0131r?<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, verileri h\u0131zl\u0131 bir \u015fekilde i\u00e7e aktarmak i\u00e7in R&#039;deki colClasses ba\u011f\u0131ms\u0131z de\u011fi\u015fkeninin nas\u0131l kullan\u0131laca\u011f\u0131 birka\u00e7 \u00f6rnekle a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/tr\/siniflar-r\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Verileri h\u0131zl\u0131 bir \u015fekilde R - 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