大约有 1,745 项符合查询结果（耗时：0.0299秒） [XML]
How to declare a type as nullable in TypeScript?
...d strict null-checks have been implemented and will arrive with Typescript 2.0! (or typescript@next now.)
– mindplay.dk
Jun 22 '16 at 14:36
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Ignore mapping one property with Automapper
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There is now (AutoMapper 2.0) an IgnoreMap attribute, which I'm going to use rather than the fluent syntax which is a bit heavy IMHO.
share
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improv...
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 ...
IIS7: HTTP->HTTPS Cleanly
... security in the newer versions of IIS. They suggest using the URL Rewrite 2.0 method instead (similar approach as per the answer from @toxaq).
– Robert Shattock
Feb 15 '16 at 4:22
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Regular expression to match balanced parentheses
...th (?V1) for Perl behaviour.
Ruby using subexpression calls.
With Ruby 2.0 \g<0> can be used to call full pattern.
\((?>[^)(]+|\g<0>)*\)
Demo at Rubular; Ruby 1.9 only supports capturing group recursion:
(\((?>[^)(]+|\g<1>)*\))
Demo at Rubular (atomic grouping sin...
How to do ToString for a possibly null object?
...rload for this.
There's been a Convert.ToString(Object value) since .Net 2.0 (approx. 5 years before this Q was asked), which appears to do exactly what you want:
http://msdn.microsoft.com/en-us/library/astxcyeh(v=vs.80).aspx
Am I missing/misinterpreting something really obvious here?
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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...
Split a String into an array in Swift?
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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...
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...
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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