{"id":12555,"date":"2022-10-01T03:15:49","date_gmt":"2022-09-30T21:45:49","guid":{"rendered":"https:\/\/jassweb.com\/solved\/solved-why-i-have-negative-date-by-subtraction-of-two-column\/"},"modified":"2022-10-01T03:15:49","modified_gmt":"2022-09-30T21:45:49","slug":"solved-why-i-have-negative-date-by-subtraction-of-two-column","status":"publish","type":"post","link":"https:\/\/jassweb.com\/solved\/solved-why-i-have-negative-date-by-subtraction-of-two-column\/","title":{"rendered":"[Solved] why I have negative date by subtraction of two column?"},"content":{"rendered":"

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@c\u1d0f\u029f\u1d05s\u1d18\u1d07\u1d07\u1d05 explain it better:<\/p>\n

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When two datetime objects are subtracted, the result is a timedelta. Depending on which date was larger, the result could be positive or negative.<\/p>\n<\/blockquote>\n

Also if all values in column have no times, in pandas are not shown.<\/p>\n

Patient[\"Waiting\"] = Patient[\"Appointment\"] - Patient[\"Scheduled\"]\n                     2016-04-29 00:00:00    - 2016-04-29 18:38:08 \n<\/code><\/pre>\n
For remove negative timedelatas is possible use abs<\/code><\/a>:<\/p>\n
Patient[\"Waiting\"] = (Patient[\"Appointment\"] - Patient[\"Scheduled\"]).abs()\n<\/code><\/pre>\n<\/p><\/div>\n
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            2<\/span> <\/p><\/div>\n<\/div>\n
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solved why I have negative date by subtraction of two column? <\/p>\n","protected":false},"excerpt":{"rendered":"
[ad_1] @c\u1d0f\u029f\u1d05s\u1d18\u1d07\u1d07\u1d05 explain it better: When two datetime objects are subtracted, the result is a timedelta. Depending on which date was larger, the result could be positive or negative. Also if all values in column have no times, in pandas are not shown. Patient[“Waiting”] = Patient[“Appointment”] – Patient[“Scheduled”] 2016-04-29 00:00:00 – 2016-04-29 18:38:08 For remove … Read more<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[320],"tags":[415,349],"class_list":["post-12555","post","type-post","status-publish","format-standard","hentry","category-solved","tag-pandas","tag-python"],"yoast_head":"\n[Solved] why I have negative date by subtraction of two column? - JassWeb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jassweb.com\/solved\/solved-why-i-have-negative-date-by-subtraction-of-two-column\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[Solved] why I have negative date by subtraction of two column? - JassWeb\" \/>\n<meta property=\"og:description\" content=\"[ad_1] @c\u1d0f\u029f\u1d05s\u1d18\u1d07\u1d07\u1d05 explain it better: When two datetime objects are subtracted, the result is a timedelta. Depending on which date was larger, the result could be positive or negative. Also if all values in column have no times, in pandas are not shown. Patient["Waiting"] = Patient["Appointment"] - Patient["Scheduled"] 2016-04-29 00:00:00 - 2016-04-29 18:38:08 For remove ... 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Depending on which date was larger, the result could be positive or negative. Also if all values in column have no times, in pandas are not shown. Patient[\"Waiting\"] = Patient[\"Appointment\"] - Patient[\"Scheduled\"] 2016-04-29 00:00:00 - 2016-04-29 18:38:08 For remove ... 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