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Should I return EXIT_SUCCESS or 0 from main()?
...ignals failure, you can use either 0 or EXIT_SUCCESS. Both are guaranteed by the standard to signal successful completion. (It's barely possible that EXIT_SUCCESS could have a value other than 0, but it's equal to 0 on every implementation I've ever heard of.)
Using 0 has the minor advantage that...
Measure elapsed time in Swift
...appears to give results good up to around +/-2microsec. Maybe that varies by platform, however.
– user1021430
Aug 14 '14 at 15:28
6
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std::auto_ptr to std::unique_ptr
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Function scope variable:
100% compatible, as long as you don't pass it by value to another function.
Return type:
not 100% compatible but 99% compatible doesn't seem wrong.
Function parameter by value:
100% compatible with one caveat, unique_ptrs must be passed through a std::move call. This on...
Asp.net MVC ModelState.Clear
...arly the exact same thing as you. Found out this isn't a bug, though. It's by design: A Bug? EditorFor and DisplayFor don't display same value and ASP.NET MVC’s Html Helpers Render the Wrong Value
– Metro Smurf
Sep 7 '11 at 20:39
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How to get everything after a certain character?
...answered Jul 10 '12 at 1:38
databyssdatabyss
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Split a String into an array in Swift?
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In my tests, componentsSeparatedByString is usually significantly faster, especially when dealing with strings that require splitting into many pieces. But for the example listed by the OP, either should suffice.
– Casey Perkins
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Is there a regular expression to detect a valid regular expression?
... # end of string
/
This is a recursive regex, and is not supported by many regex engines. PCRE based ones should support it.
Without whitespace and comments:
/^((?:(?:[^?+*{}()[\]\\|]+|\\.|\[(?:\^?\\.|\^[^\\]|[^\\^])(?:[^\]\\]+|\\.)*\]|\((?:\?[:=!]|\?<[=!]|\?>)?(?1)??\)|\(\?(?:R|[+-]...
How to get line count of a large file cheaply in Python?
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You can approximate a line count by sampling. It can be thousands of times faster. See: documentroot.com/2011/02/…
– Erik Aronesty
Jun 14 '16 at 20:30
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WPF TextBox won't fill in StackPanel
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I've had the same problem with StackPanel, and the behavior is "by design". StackPanel is meant for "stacking" things even outside the visible region, so it won't allow you to fill remaining space in the stacking dimension.
You can use a DockPanel with LastChildFill set to true and dock...
Reference — What does this symbol mean in PHP?
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++$a Pre-increment Increments $a by one, then returns $a.
$a++ Post-increment Returns $a, then increments $a by one.
--$a Pre-decrement Decrements $a by one, then returns $a.
$a-- Post-decrement Returns $a, then decrements $a by o...