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Weighted random numbers
...but there is an algorithm of the same name. sirkan.iit.bme.hu/~szirmay/c29.pdf and en.wikipedia.org/wiki/Photon_mapping A Monte Carlo method called Russian roulette is used to choose one of these actions it comes up in buckets when googling for it. "russian roulette algorithm". You could argue that ...
MVC演化史 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...发工作，为了适应更复杂的逻辑，开发了Classic MVC的改进版，也就是Application Model MVC，在原有架构基础上引入了Application Model，如下图所示：
Application Model MVC
图解：Application Model在Model和View、Controller之间扮演着一个中继者的...
Is short-circuiting logical operators mandated? And evaluation order?
...eful
}
Section 6.5.13 Logical AND operator of the C99 specification (PDF link) says
(4). Unlike the bitwise binary & operator, the && operator guarantees
left-to-right evaluation; there is a
sequence point after the evaluation of
the first operand. If the first
operand ...
How to free memory in Java?
...s by relying on the garbage collector.
This memory management whitepaper (PDF) may help explain what's going on.
You can also call System.gc() to suggest that the garbage collector run immediately. However, the Java Runtime makes the final decision, not your code.
According to the Java documenta...
“find: paths must precede expression:” How do I specify a recursive search that also finds files in
...scribed in @Chris J's answer, here is what worked for me
find . -name one.pdf -o -name two.txt -o -name anotherone.jpg
-o or -or is logical OR. See Finding Files on Gnu.org for more information.
I was running this on CygWin.
...
round() for float in C++
...according to http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf)
#include <cmath>
#include <iostream>
int main(int argc, char** argv) {
std::cout << "round(0.5):\t" << round(0.5) << std::endl;
std::cout << "round(-0.5):\t" << round(-0.5)...
What database does Google use?
...the row level, but not across several row keys.
Here is the link to the PDF of the research paper.
And here you can find a video showing Google's Jeff Dean in a lecture at the University of Washington, discussing the Bigtable content storage system used in Google's backend.
...
How to clone a case class instance and change just one field in Scala?
...nd it in the Scala specification: scala-lang.org/docu/files/ScalaReference.pdf §5.3.2. It's not in the API because it's not a part of the API ;)
– Nicolas
Aug 30 '11 at 20:44
1
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MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...
...新CHANGE MASTER TO即可，系统会抛弃当前的中继日志，重新下载：
mysql> CHANGE MASTER TO
MASTER_LOG_FILE='<Relay_Master_Log_File>',
MASTER_LOG_POS=<Exec_Master_Log_Pos>;
mysql> START SLAVE;
至于为什么使用的是Relay_Master_Log_File & Exec_Master_Log_Pos...
What is PostgreSQL explain telling me exactly?
...
Explaining_EXPLAIN.pdf could help too.
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