本文的主要内容:ARC的本质ARC的开启与关闭ARC的修饰符ARC与BlockARC与Toll-Free BridgingARC的本质ARC是编译器(时)特性,而不是运行时特性,更不是垃圾回收器(GC)。Automatic Reference Counting (ARC) is a compiler...
                            
                            
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移动开发   时间:
2015-06-26 10:56:25   
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                                大数据计算:如何仅用1.5KB内存为十亿对象计数 - Hyper LogLog 算法 Big Data Counting: How To Count A Billion Distinct Objects Using Only 1.5KThis is a guest post by ...
                            
                            
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其他好文   时间:
2015-06-24 16:20:00   
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                                Counting sheep...Description:Consider an array of sheep where some sheep may be missing from their place. We need a function that counts the number of...
                            
                            
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其他好文   时间:
2015-06-24 14:32:55   
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                                Problem Description
You are given a tree, it’s root is p, and the node is numbered from 1 to n. Now define f(i) as the number of nodes whose number is less than i in all the succeeding nodes of nod...
                            
                            
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编程语言   时间:
2015-06-23 23:14:09   
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190
                             
                    
                        
                            
                            
                                #include #include int main(){ int T, N, i, j; int a[10]; scanf("%d", &T); while (T--) { memset(a, 0, sizeof(a)); scanf("%d", &N); for (i = 1; i 0)...
                            
                            
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其他好文   时间:
2015-06-21 00:47:44   
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                                An organic compound is any member of a large class of chemical compounds whose molecules contain carbon. The molar mass of an organic compound is the mass of one mole of the organic compound. The molar...
                            
                            
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其他好文   时间:
2015-06-19 10:39:58   
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                                把前n(n<=10000)个整数顺次写在一起:123456789101112…数一数0~9各出现多少次(输出10个整数,分别是0, 1, …, 9出现的次数)。#include 
#include #define maxn 10000char s[maxn];
int act[10];int main()
{
    int i;
    while(scanf...
                            
                            
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其他好文   时间:
2015-06-18 19:48:09   
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                                对整个项目关闭在Bulid Settings 中搜索objective-C Automatic Reference Counting设置为NO文件报错1.project-Build Phases-Compile Sources2.找到需要设置的mm文件,在右边Compiler Flag里把-fobj...
                            
                            
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移动开发   时间:
2015-06-12 16:40:04   
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                                SRM 1462500RectangularGridProblem StatementGiven thewidthandheightof a rectangular grid, return the total number of rectangles (NOT counting squares) ...
                            
                            
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其他好文   时间:
2015-06-11 16:16:18   
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144