{"id":3099,"date":"2023-07-19T05:30:35","date_gmt":"2023-07-19T05:30:35","guid":{"rendered":"https:\/\/statorials.org\/tr\/hatanin-baslangic-tarihi-saglanmalidir\/"},"modified":"2023-07-19T05:30:35","modified_gmt":"2023-07-19T05:30:35","slug":"hatanin-baslangic-tarihi-saglanmalidir","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/hatanin-baslangic-tarihi-saglanmalidir\/","title":{"rendered":"R'de nas\u0131l d\u00fczeltilir: as.date.numeric(x) hatas\u0131: 'origin' sa\u011flanmal\u0131d\u0131r"},"content":{"rendered":"

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R’de kar\u015f\u0131la\u015fabilece\u011finiz bir hata:<\/span><\/p>\n

 Error in as.Date.numeric(x) : 'origin' must be supplied \n<\/strong><\/pre>\n
 Bu hata genellikle bir say\u0131y\u0131 R’de bir tarihe d\u00f6n\u00fc\u015ft\u00fcrmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131n\u0131zda ancak orijinal tarihi sa\u011flayamad\u0131\u011f\u0131n\u0131zda ortaya \u00e7\u0131kar.<\/span><\/p>\n
 Bu e\u011fitimde bu hatan\u0131n nas\u0131l d\u00fczeltilece\u011fi tam olarak a\u00e7\u0131klanmaktad\u0131r.<\/span><\/p>\n
 Hata nas\u0131l yeniden olu\u015fturulur?<\/strong><\/h3>\n
 Bir \u015firketin birka\u00e7 g\u00fcn i\u00e7inde yapt\u0131\u011f\u0131 toplam sat\u0131\u015flar\u0131 g\u00f6steren, R’de a\u015fa\u011f\u0131daki veri \u00e7er\u00e7evesine sahip oldu\u011fumuzu varsayal\u0131m:<\/span><\/p>\n
 #create data frame\ndf <- data. frame<\/span> (date=c(27, 140, 180, 200),\n                 sales=c(12, 22, 30, 31))<\/span>\n\n#view data frame\ndf\n\n  dirty dates\n1 27 12\n2 140 22\n3 180 30\n4,200 31<\/span><\/span><\/strong><\/span><\/pre>\n
 Veri \u00e7er\u00e7evesinin yap\u0131s\u0131n\u0131 g\u00f6r\u00fcnt\u00fclemek i\u00e7in str()<\/a> fonksiyonunu kullanabiliriz:<\/span><\/p>\n
 #view structure of data frame<\/strong><\/span>\nstr(df)\n\n'data.frame': 4 obs. of 2 variables:\n $ date: num 27 140 180 200\n $ sales: num 12 22 30 31\n<\/strong><\/pre>\n
 Tarih<\/strong> ve sat\u0131\u015f<\/strong> s\u00fctunlar\u0131n\u0131n her ikisinin de say\u0131sal oldu\u011funu g\u00f6rebiliriz.<\/span><\/p>\n
 \u015eimdi tarih<\/strong> s\u00fctununu tarih bi\u00e7imine d\u00f6n\u00fc\u015ft\u00fcrmeye \u00e7al\u0131\u015ft\u0131\u011f\u0131m\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n
 #attempt to convert date column to date format<\/strong><\/span>\ndf$date <- as. Date<\/span> (df$date)\n\nError in as.Date.numeric(df$date) : 'origin' must be supplied\n<\/strong><\/span><\/pre>\n
 as.Date()<\/strong> fonksiyonunda Origin<\/strong> arg\u00fcman\u0131n\u0131 kullanmad\u0131\u011f\u0131m\u0131z i\u00e7in hata al\u0131yoruz.<\/span><\/p>\n
 Hata nas\u0131l d\u00fczeltilir?<\/strong><\/span><\/h3>\n
 Bu hatay\u0131 d\u00fczeltmenin yolu, R’nin say\u0131lar\u0131 tarihlere nas\u0131l d\u00f6n\u00fc\u015ft\u00fcrece\u011fini bilmesi i\u00e7in orijinal bir tarih sa\u011flamakt\u0131r:<\/span><\/p>\n
 #convert date column to date format, using 2020-01-01 as origin date\ndf$date <- as. Date<\/span> (df$date, origin=\" 2020-01-01<\/span> \")\n\n#view updated data frame\n<\/span>df\n\n        dirty dates\n1 2020-01-28 12\n2 2020-05-20 22\n3 2020-06-29 30\n4 2020-07-19 31<\/span><\/span><\/strong><\/span><\/pre>\n
 R, bir ba\u015flang\u0131\u00e7 tarihi sa\u011flayarak, g\u00fcn say\u0131s\u0131n\u0131 sa\u011flanan kayna\u011fa ekleyerek say\u0131lar\u0131 tarihlere d\u00f6n\u00fc\u015ft\u00fcrd\u00fc.<\/span><\/p>\n
 \u00d6rne\u011fin:<\/span><\/p>\n