大约有 40,000 项符合查询结果（耗时：0.0270秒） [XML]
C# List of objects, how do I get the sum of a property
...0 times using solution above (myList.Sum) takes 2.44 seconds compared to 0.98 seconds using foreach. The elapsed time is measured using the Stopwatch class for accuracy. Therefore foreach is over 2x faster than using myList.Sum.
– Joe Gayetty
Nov 11 '16 at 15:2...
Replace comma with newline in sed on MacOS?
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123
sed 's/,/\
/g'
works on Mac OS X.
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How do I change db schema to dbo
...ther case when you want to be precise about a SQL object name. [domain\user123].TableName.
– Remus Rusanu
Nov 6 '19 at 9:46
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App Inventor 2 接入百度网盘API · App Inventor 2 中文网
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Is there a valid reason for enforcing a maximum width of 80 characters in a code file, this day and
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@sola Your comment appears here with 98 chars, and it is a dense natural non-native language (to me) to understand. Completely legible. A code with until 3-4 indents, syntax markers etc. is even easier.
– viyps
Jun 3 at 23:...
Maven2: Best practice for Enterprise Project (EAR file)
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98
I found my own answer a year later when I had the same question. Good job self!
– Mike Cornell
Jul ...
Does MySQL foreign_key_checks affect the entire database?
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98
Actually, there are two foreign_key_checks variables: a global variable and a local (per sessio...
What is the correct way to represent null XML elements?
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StaxManStaxMan
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How to wait in a batch script? [duplicate]
...orry about unexpected early returns (say, there's no default route and the 123.45.67.89 is instantly known to be unreachable.)
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.NET String.Format() to add commas in thousands place for a number
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String.Format("{0:n}", 1234); // Output: 1,234.00
String.Format("{0:n0}", 9876); // No digits after the decimal point. Output: 9,876
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