大约有 47,000 项符合查询结果（耗时：0.0571秒） [XML]
How do malloc() and free() work?
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joejoe
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1
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Is multiplication and division using shift operators in C actually faster?
...ar const* s )
{
unsigned h = 0;
while ( *s != '\0' ) {
h = 127 * h + (unsigned char)*s;
++ s;
}
return h;
}
and
unsigned
hash( char const* s )
{
unsigned h = 0;
while ( *s != '\0' ) {
h = (h << 7) - h + (unsigned char)*s;
++ s;
}
...
How do MySQL indexes work?
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I upvoted you because you were at 127 and the #1 answer was at 256. I couldn't avoid making everything nice and clean, binary-wise.
– pbarney
Oct 11 '16 at 19:01
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What are the big differences between TFVC (TFS Version Control) and Git for source control when usin
...aJames Wierzba
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1
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How to serve an image using nodejs
...pe': 'text/plain' });
res.end('Hello World \n');
}
}).listen(8080, '127.0.0.1');
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Alternatives to JavaScript
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KeithKeith
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Boost.Asio的简单使用(Timer,Thread,Io_service类) - C/C++ - 清泛网 - 专注C/C++及内核技术
...行上一节的客户端,在windowsXP的cmd窗口下
输入:client.exe 127.0.0.1
输出:Mon Oct 23 09:44:48 2006
完整的代码:
#include <ctime>
#include <iostream>
#include <string>
#include <asio.hpp>
using asio::ip::tcp;
std::string make_daytime_string()
{
using namespace std...
What are the main performance differences between varchar and nvarchar SQL Server data types?
...ou are storing URLs which are mostly all base ASCII characters (values 0 - 127) and hence fit into VARCHAR, but sometimes have Unicode characters. Your schema can include the following 3 fields:
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URLa VARCHAR(2048) NULL,
URLu NVARCHAR(2048) NULL,
URL AS (ISNULL(CONVERT(NVARCHAR([URLa])),...
How to remove/delete a large file from commit history in Git repository?
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030
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answered Jul 26 '13 at 20:15
Roberto TyleyRoberto Tyley
20....
Difference between Mock / Stub / Spy in Spock test framework
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kriegaexkriegaex
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