大约有 1,800 项符合查询结果(耗时:0.0218秒) [XML]

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Why is a round-trip conversion via a string not safe for a double?

...4-bit code (most of which I extracted from the Microsoft Shared Source CLI 2.0) in your debugger and examine v at the end of main: #include <stdlib.h> #include <string.h> #include <math.h> #define min(a, b) (((a) < (b)) ? (a) : (b)) struct NUMBER { int precision; int ...
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Why do we need the “finally” clause in Python?

... print("executing finally clause") ... >>> divide(2, 1) result is 2.0 executing finally clause >>> divide(2, 0) division by zero! executing finally clause >>> divide("2", "1") executing finally clause Traceback (most recent call last): File "<stdin>", line 1, in &l...
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Split a String into an array in Swift?

... This answer works in Xcode 7 beta 4 and Swift 2.0. Xcode now auto-completes Foundation methods on Swift String objects without type casting to an NSString, which is not the case in Xcode 6.4 with Swift 1.2. – Andrew Jul 21 '15 at 22...
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Retrieving Android API version programmatically

...E.startsWith("1.") || android.os.Build.VERSION.RELEASE.startsWith("2.0") || android.os.Build.VERSION.RELEASE.startsWith("2.1")) return false; return true; } Obviously, you can modify that if condition to take into account 1.0 & 1.5 versions of Android in case you n...
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Why does C# have break if it's not optional? [duplicate]

... The D programming language has a much nicer switch IMO: digitalmars.com/d/2.0/statement.html#SwitchStatement It allows case 1,2,3: and case 1: .. case 10 for from to – simendsjo Jun 24 '10 at 10:05 ...
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Free FTP Library [closed]

...he compiled libraries are for .NET 3 but the code is trivial to convert to 2.0 – Deanna Nov 7 '12 at 13:45 3 ...
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Does a `+` in a URL scheme/host/path represent a space?

...xt: application/x-www-form-urlencoded key-value pairs. The RFC-1866 (HTML 2.0 specification), paragraph 8.2.1. subparagraph 1. says: "The form field names and values are escaped: space characters are replaced by `+', and then reserved characters are escaped"). Here is an example of such a string i...
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Is it possible to set UIView border properties from interface builder?

...rderWidth to at least 1 to see the border with the chosen color. In Swift 2.0: extension CALayer { var borderUIColor: UIColor { set { self.borderColor = newValue.CGColor } get { return UIColor(CGColor: self.borderColor!) } } } In S...
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Why is a pure virtual function initialized by 0?

...hance of getting a new keyword accepted. Had I suggested pure, Release 2.0 would have shipped without abstract classes. Given a choice between a nicer syntax and abstract classes, I chose abstract classes. Rather than risking delay and incurring the certain fights over pure, I used t...
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Getting a list of files in a directory with a glob

... directoryContentsAtPath is deprecated since iOS 2.0. This question + answer are too old... – Jonny Jan 27 '11 at 5:24 7 ...