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Why do we need C Unions?
...le types together:
enum Type { INTS, FLOATS, DOUBLE };
struct S
{
Type s_type;
union
{
int s_ints[2];
float s_floats[2];
double s_double;
};
};
void do_something(struct S *s)
{
switch(s->s_type)
{
case INTS: // do something with s->s_ints
break;
case F...
STL 算法 - C/C++ - 清泛网 - 专注C/C++及内核技术
STL 算法目录STL算法概述查找算法堆算法关系算法集合算法排列组合算法排序和通用算法删除和替换算法生成和变异算法算数算法STL算法概述简介:STL算法...
目录
STL算法概述
查找算法
堆算法
关系算法
集合算法
排列组合算...
Correctly determine if date string is a valid date in that format
...
var_dump(validateDate('2013-13-01')); // false
var_dump(validateDate('20132-13-01')); // false
var_dump(validateDate('2013-11-32')); // false
var_dump(validateDate('2012-2-25')); // false
var_dump(validateDate('2013-12-01')); // true
var_dump(validateDate('1970-12-01')); // true
var_dump(vali...
Using the slash character in Git branch name
...
floriflori
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add a c...
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...
Python “raise from” usage
...ijn Pieters♦Martijn Pieters
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...
How to refresh Android listview?
... notifyDataChanged() didnt update the view.
– cantona_7
Aug 27 at 13:12
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Using Java 8's Optional with Stream::flatMap
The new Java 8 stream framework and friends make for some very concise java code, but I have come across a seemingly-simple situation that is tricky to do concisely.
...
Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
...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 do I flag a method as deprecated in Objective-C 2.0?
...
uiroshanuiroshan
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2
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