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How to convert a double to long without casting?
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Assuming you're happy with truncating towards zero, just cast:
double d = 1234.56;
long x = (long) d; // x = 1234
This will be faster than going via the wrapper classes - and more importantly, it's more readable. Now, if you need rounding ...
What are the ways to make an html link open a folder
I need to let users of an application open a folder by clicking a link inside a web page. The path of the folder is on the network and can be accessed from everywhere. I'm probably sure there is no easy way to do this, but maybe I'm mistaken?
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Invalid postback or callback argument. Event validation is enabled using '
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One more option: implement IPostBackEventHandler and call js __doPostBack('<%= UniqueId.ToString() %>',arg)
– gdbdable
May 22 '14 at 7:11
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What does “coalgebra” mean in the context of programming?
...coalgebras" several times in functional programming and PLT circles, especially when the discussion is about objects, comonads, lenses, and such. Googling this term gives pages that give mathematical description of these structures which is pretty much incomprehensible to me. Can anyone please expla...
javascript window.location in new tab
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window.open('https://support.wwf.org.uk', '_blank');
The second parameter is what makes it open in a new window. Don't forget to read Jakob Nielsen's informative article :)
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What exactly is a reentrant function?
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1. How is safely defined?
Semantically. In this case, this is not a hard-defined term. It just mean "You can do that, without risk".
2. If a program can be safely executed concurrently, does it always mean that it is reentrant?
No.
For example, let's have ...
Escape Character in SQL Server
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SET @SQL = 'SELECT * FROM MyTable WHERE Field1 = @Field1'
EXECUTE sp_executesql @SQL, N'@Field1 VARCHAR(10)', 'AAA'
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Excel VBA - exit for loop
...then exit for
However, this is also an option:
Sub some()
Count = 0
End_ = ThisWorkbook.Sheets(1).Range("B1047854").End(xlUp).Row
While Count < End_ And Not ThisWorkbook.Sheets(1).Range("B" & Count).Value = "Artikel"
Count = Count + 1
If ThisWorkbook.Sheets(1).Range("B" & Cou...
Table Header Views in StoryBoards
...when I had moved the view out of the regular hierarchy first; I dragged it all the way to the bottom of the outline for that scene. Then, in a 2nd step, I could move it onto the table view.
– Daniel Schneller
Sep 23 '13 at 20:00
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How to return a result (startActivityForResult) from a TabHost Activity?
I have 3 classes in my example:
Class A, the main activity. Class A calls a startActivityForResult:
5 Answers
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