大约有 47,000 项符合查询结果（耗时：0.0564秒） [XML]
The quest for the Excel custom function tooltip
...s displayed when appropriate.
The code is wrapped as an Excel-DNA add-in, and works on my Excel 2013 / Windows 8 machine. I've tested on one other configuration (64-bit Excel 2010 on Windows Server 2008) and had a serious problems.
For a C# function defined with the Excel-DNA attributes like this:...
How to calculate time in hours between two dates in iOS
...nds-into-minutes
--edit: See ÐąrέÐέvil's answer below for correctly handling daylight savings/leap seconds
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Dealing with “Xerces hell” in Java/Maven?
... users are "touched" by this problem at some point. Unfortunately, understanding the problem requires a bit of knowledge about the history of Xerces...
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Angular.js: How does $eval work and why is it different from vanilla eval?
... $scope.$eval you so often see in directives, so I checked out the source and found the following in rootScope.js :
3 Ans...
How can I ignore a property when serializing using the DataContractSerializer?
I am using .NET 3.5SP1 and DataContractSerializer to serialize a class. In SP1, they changed the behavior so that you don't have to include DataContract / DataMember attributes on the class and it will just serialize the entire thing. This is the behavior I am using, but now I need to ignore o...
How to insert spaces/tabs in text using HTML/CSS
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To insert tab space between two words/sentences I usually use
  and  
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Map and Reduce in .NET
What scenarios would warrant the use of the " Map and Reduce " algorithm?
3 Answers
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raw vs. html_safe vs. h to unescape html
...s declared on a helper, just like h, so it can only be used on controllers and views.
"SafeBuffers and Rails 3.0" is a nice explanation on how the SafeBuffers (the class that does the html_safe magic) work.
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Can't escape the backslash with regex?
...tring parser will remove two of them when "de-escaping" it for the string, and then the regex needs two for an escaped regex backslash).
For instance:
regex("\\\\")
is interpreted as...
regex("\\" [escaped backslash] followed by "\\" [escaped backslash])
is interpreted as...
regex(\\)
is i...
Change Screen Orientation programmatically using a Button
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Yes it is implementable!
ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_LANDSCAPE);
ActivityInfo.SCREEN_ORIENTATION_PORTRAIT
setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT);
ActivityInfo
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