大约有 47,000 项符合查询结果（耗时：0.0730秒） [XML]
qmake: could not find a Qt installation of ''
...t4-qmake' instead of 'qmake' (I found both of them in the directory path). Now its working :)
– Curious
May 17 '13 at 12:00
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Spring @Transaction method call by the method within the same class, does not work?
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Thank you for the information. I refactored the code for now, but could you please send me an example using AspectJ or provide me with some helpful links. Thanks in advance. Mike.
– Mike
Aug 9 '10 at 16:54
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Print all but the first three columns
...he start of $0. 3rd would be better with printf "%s ",$i, since you don't know whether $i might contain %s or the like. But that would print an extra space at the end.
– dubiousjim
Apr 19 '12 at 3:16
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Unique ways to use the Null Coalescing operator [closed]
I know the standard way of using the Null coalescing operator in C# is to set default values.
16 Answers
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Python idiom to return first item or None
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Should work now if get_list() returns None since it doesn't get subscripted or added anymore.
– Robert
Feb 1 '17 at 23:51
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Generate random numbers with a given (numerical) distribution
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@EugenePakhomov That's nice, I didn't know that. I can see there is an answer mentioning this further, but it doesn't contain any example code and hasn't a lot of upvotes. I'll add a comment to this answer for better visibility.
– Sven Marn...
Could not locate Gemfile
...re your Gemfile normally is located.
Of course you solved this problem for now but occasionally we all get into trouble with this finding the Gemfile. I sometimes like when you can have all you gems in the .bundle directory also.
It never hurts to keep this site address under your pillow.
http://bun...
The easiest way to transform collection to array?
...test in LoC in current context) way to transform it to Foo[] ? Any well-known libraries are allowed.
8 Answers
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A reference to the dll could not be added
...it using regsvr32
That seems to be the answer to my original question for now.
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try/catch + using, right syntax
..., which allows you to pop an error message if something fails, the program now has the ability to recover and inform the user.
– Jonathan Wood
May 26 '11 at 22:12
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