datetime-format

Unable to obtain LocalDateTime from TemporalAccessor when parsing LocalDateTime (Java 8)

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I am simply trying to convert a date string into a DateTime object in Java 8. Upon running the following lines: DateTimeFormatter formatter = DateTimeFormatter.ofPattern(“yyyyMMdd”); LocalDateTime dt = LocalDateTime.parse(“20140218”, formatter); I get the following error: Exception in thread “main” java.time.format.DateTimeParseException: Text ‘20140218’ could not be parsed: Unable to obtain LocalDateTime from TemporalAccessor: {},ISO resolved to … Read more

How do I get the AM/PM value from a DateTime?

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The code in question is below: public static string ChangePersianDate(DateTime dateTime) { System.Globalization.GregorianCalendar PC = new System.Globalization.GregorianCalendar(); PC.CalendarType = System.Globalization.GregorianCalendarTypes.USEnglish; return PC.GetYear(dateTime).ToString() + “https://stackoverflow.com/” + PC.GetMonth(dateTime).ToString() + “https://stackoverflow.com/” + PC.GetDayOfMonth(dateTime).ToString() + “” + PC.GetHour(dateTime).ToString() + “:” + PC.GetMinute(dateTime).ToString() + “:” + PC.GetSecond(dateTime).ToString() + ” ” ???????????????? } how can I get the AM/PM from the … Read more

UnsupportedTemporalTypeException when formatting Instant to String

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I’m trying to format an Instant to a String using the new Java 8 Date and Time API and the following pattern: Instant instant = …; String out = DateTimeFormatter.ofPattern(“yyyy-MM-dd HH:mm:ss”).format(instant); Using the code above I get an exception which complains about an unsupported field: java.time.temporal.UnsupportedTemporalTypeException: Unsupported field: YearOfEra at java.time.Instant.getLong(Instant.java:608) at java.time.format.DateTimePrintContext.getValue(DateTimePrintContext.java:298) … 7 … Read more

Python datetime to string without microsecond component

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I’m adding UTC time strings to Bitbucket API responses that currently only contain Amsterdam (!) time strings. For consistency with the UTC time strings returned elsewhere, the desired format is 2011-11-03 11:07:04 (followed by +00:00, but that’s not germane). What’s the best way to create such a string (without a microsecond component) from a datetime … Read more

Format JavaScript date as yyyy-mm-dd

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I have a date with the format Sun May 11,2014. How can I convert it to 2014-05-11 using JavaScript? function taskDate(dateMilli) { var d = (new Date(dateMilli) + ”).split(‘ ‘); d[2] = d[2] + ‘,’; return [d[0], d[1], d[2], d[3]].join(‘ ‘); } var datemilli = Date.parse(‘Sun May 11,2014’); console.log(taskDate(datemilli)); The code above gives me the … Read more

Given a DateTime object, how do I get an ISO 8601 date in string format?

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Given: DateTime.UtcNow How do I get a string which represents the same value in an ISO 8601-compliant format? Note that ISO 8601 defines a number of similar formats. The specific format I am looking for is: yyyy-MM-ddTHH:mm:ssZ 18 s 18 Note to readers: Several commenters have pointed out some problems in this answer (related particularly … Read more

Where can I find documentation on formatting a date in JavaScript?

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I noticed that JavaScript’s new Date() function is very smart in accepting dates in several formats. Xmas95 = new Date(“25 Dec, 1995 23:15:00”) Xmas95 = new Date(“2009 06 12,12:52:39”) Xmas95 = new Date(“20 09 2006,12:52:39”) I could not find documentation anywhere showing all the valid string formats while calling new Date() function. This is for … Read more