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Rounding up to next power of 2
.... You need to get the base 2 logarithm, then add 1 to that. Example for a 32-bit value:
Round up to the next highest power of 2
unsigned int v; // compute the next highest power of 2 of 32-bit v
v--;
v |= v >> 1;
v |= v >> 2;
v |= v >> 4;
v |= v >> 8;
v |= v >> 1...
c++ 写日志通用类，可设置日志级别 - C/C++ - 清泛网 - 专注C/C++及内核技术
...TAL 0
#define LEVEL_ERROR 1
#define LEVEL_WARN 2
#define LEVEL_INFO 3
#define LEVEL_VERBOSE 4
#define LEVEL_DEBUG 5
static int nLoggerLevel = LEVEL_INFO;
void SetLoggerLevel(int nLevel);
void Log(int nLevel, LPCSTR func, INT line, LPCTSTR fmt, ...);
static const char * const LOGGER...
ReSharper warns: “Static field in generic type”
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answered Mar 10 '12 at 15:35
Jon SkeetJon Skeet
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ObservableCollection Doesn't support AddRange method, so I get notified for each item added, besides
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edited Jul 28 '17 at 2:53
community wiki
17 r...
Simplest way to detect a mobile device in PHP
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318
Here is a source:
Detect Mobile Browser
Download PHP script
Code:
<?php
$useragent=$...
Can I implement an autonomous `self` member type in C++?
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13 Answers
13
Active
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OceanBase使用libeasy原理源码分析：服务器端 - 数据库(内核) - 清泛网 - ...
...式
二、 基础数据结构
2.1 easy_list_t
2.2 easy_pool_t
2.3 easy_buf_t
2.4 easy_connection_t
三、 连接建立
四、 同步处理(OceanBase少量使用这种模式)
五、 异步处理(OceanBase大量采用这种模式)
六、 资源管理
一、OceanBase启动时的使...
What is the most efficient way to loop through dataframes with pandas? [duplicate]
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382
The newest versions of pandas now include a built-in function for iterating over rows.
for i...
(this == null) in C#!
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73
This observation has been posted on StackOverflow in another question earlier today.
Marc's gr...
Thread-safe List property
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edited May 3 '11 at 19:09
answered May 3 '11 at 19:04
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