2020年10月23日 · #,##0.00 It turns out that it produces identical results as #,#0.00 or #,0.00 #,#####0.00 So my question is, why are people using the #,## so often (I see it a lot when googling) Maybe I missed something. You can try it out yourself here and put the following inside that main function

2014年12月22日 · 0L is a long integer value with all the bits set to zero - that's generally the definition of 0.The ~ means to invert all the bits, which leaves you with a long integer with all the bits set to one.

2021年1月13日 · I think you would most likely want to use '0.00' instead of '#.##'. The # will ignore trailing zeroes so 5.10 will become 5.1 or 4.00 will just show 4 on its own. The '0.00' format will ensure you always get exactly two decimal places. –

2018年1月13日 · Assuming the assignment is to exclude all strings that consist entirely of zero's, at most one decimal point and possibly leading and/or trailing spaces, here is one way to do it, which requires only standard string functions (and therefore should be faster than any regular-expression solution).

2014年12月5日 · Date and time expressed according to ISO 8601 is for example 2020-10-11T00:00:00+00:00 or 2020-10-11T00:00:00.000+00:00. Converting the ISO 8601 to java.util.Date is bit tricky. We can use the simpleDateformat API of java for the conversion.

I wrote this function that could be improve but looks like works well in corner cases. For example, in the case of 0.9995 the vote correct answer gives us 1.00 which is incorrect. I use that solution in the case that the number has no decimals.

2014年9月24日 · In .Net4.5, I find that the result of System.Text.RegularExpressions.Regex.IsMatch( "00000000000000000000000000000", "^[1 …

2014年5月24日 · In SQL Server 2012 and up you can use FORMAT():. SELECT FORMAT(CURRENT_TIMESTAMP, 'yyyy-MM-dd hh:mm:ss tt') In prior versions, you might need to concatenate two or more different datetime conversions to get what you need, for example:

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edited Sep 11, 2022 at 1:00. melMass. 5,249 3 3 gold badges 37 37 silver badges 32 32 bronze badges ...