大约有 30,000 项符合查询结果（耗时：0.0408秒） [XML]
Different floating point result with optimization enabled - compiler bug?
...
PuppyPuppy
137k2929 gold badges223223 silver badges440440 bronze badges
4
...
What is __declspec and when do I need to use it?
...
DanielV
1,16722 gold badges2323 silver badges4646 bronze badges
answered May 20 '11 at 6:22
HackNoneHackNone
...
How to 'minify' Javascript code
...Math.round(a);
//same as
var b=(a+.5)|0;//numbers up to 10 decimal digits (32bit)
Floor a number
var a=10.3899845
var b=Math.floor(a);
//same as
var b=a|0;//numbers up to 10 decimal digits (32bit)
switch case
switch(n)
{
case 1:
alert('1');
break;
case 2:
alert('2');
break;
default:
...
Covariance and contravariance real world example
I'm having a little trouble understanding how I would use covariance and contravariance in the real world.
9 Answers
...
What does the ^ operator do in Java?
...
answered Nov 4 '17 at 2:32
Sachin AmbalkarSachin Ambalkar
31322 silver badges66 bronze badges
...
difference between fork and branch on github
... @Jonathan: as loose or packed objects, see book.git-scm.com/7_how_git_stores_objects.html (objects being a blob (your "files"), a tree, a commit or a tag: book.git-scm.com/1_the_git_object_model.html )
– VonC
Feb 15 '11 at 21:50
...
What is the difference between IEqualityComparer and IEquatable?
I want to understand the scenarios where IEqualityComparer<T> and IEquatable<T> should be used.
The MSDN documentation for both looks very similar.
...
Why do some functions have underscores “__” before and after the function name?
...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
How can I access an internal class from an external assembly?
...
answered May 28 '09 at 13:32
Marc Gravell♦Marc Gravell
888k227227 gold badges23562356 silver badges27202720 bronze badges
...
UIView Infinite 360 degree rotation animation?
....rotation.z"];
rotationAnimation.toValue = [NSNumber numberWithFloat: M_PI * 2.0 /* full rotation*/ * rotations * duration ];
rotationAnimation.duration = duration;
rotationAnimation.cumulative = YES;
rotationAnimation.repeatCount = repeat ? HUGE_VALF : 0;
[view.layer addAnimati...