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Getting a list of values from a list of dicts
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How to determine the number of days in a month in SQL Server?
...wing with the first day of the specified month:
datediff(day, @date, dateadd(month, 1, @date))
To make it work for every date:
datediff(day, dateadd(day, 1-day(@date), @date),
dateadd(month, 1, dateadd(day, 1-day(@date), @date)))
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How do you add swap to an EC2 instance?
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A fix for this problem is to add swap (i.e. paging) space to the instance.
Paging works by creating an area on your hard drive and using it for extra memory, this memory is much slower than normal memory however much more of it is available.
To add this...
How can I increment a date by one day in Java?
I'm working with a date in this format: yyyy-mm-dd .
28 Answers
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What is this date format? 2011-08-12T20:17:46.384Z
...you can use:
SimpleDateFormat format = new SimpleDateFormat(
"yyyy-MM-dd'T'HH:mm:ss.SSS'Z'", Locale.US);
format.setTimeZone(TimeZone.getTimeZone("UTC"));
Or using Joda Time, you can use ISODateTimeFormat.dateTime().
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How to add number of days to today's date? [duplicate]
I need to be able to add 1, 2 , 5 or 10 days to today's date using jQuery.
16 Answers
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Check if a string is a date value
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I tried a fiddle with both of the 'caution' cases above: console.log(Date.parse("2013-02-31")); console.log(Date.parse("4.3")); and in both cases (on firefox) it returned NaN, so for me, Date.parse seems OK (I'm prevalidating for dashes ...
How to remove time portion of date in C# in DateTime object only?
...t configured in the current Culture (Thread.Current.CurrentCulture), so MM-dd-yyyy for US, dd-MMM-yyyy for EU, etc.
– Michael J. Heier
Dec 18 '13 at 23:26
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What format string do I use for milliseconds in date strings on iPhone?
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It's SSS, per the Unicode Locale Data Markup Language spec.
"yyyy-MM-dd'T'HH:mm:ss.SSS"
More generally, use any number of upper-case S characters to get that many decimal places in the fractions-of-a-second component. (So ss.S will show the time to the nearest tenth of a second, for example....
Converting a String to DateTime
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DateTime myDate = DateTime.ParseExact("2009-05-08 14:40:52,531", "yyyy-MM-dd HH:mm:ss,fff",
System.Globalization.CultureInfo.InvariantCulture);
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