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select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...而异步I/O则无需自己负责进行读写，异步I/O的实现会负责把数据从内核拷贝到用户空间。关于这三种IO多路复用的用法，前面三篇总结写的很清楚，并用服务器回射echo程序进行了测试。连接如下所示：
select：http://www.cnblogs.com/...
CentOS+Nginx+PHP+MySQL详细配置(图解) - 更多技术 - 清泛网 - 专注C/C++及内核技术
...有写MySQL是怎么安装的，但是感觉好久没装MySQL，现在只把步骤贴出来，就不做过多的讲解了
#useradd mysql
#tar zxvf mysql-5.0.40.tar.gz
#cd mysql-5.0.40
#./configure --prefix=/usr/local/mysql
#make && make install
#/usr/local/mysql/bin/mysql_install_db --user=mys...
Return multiple columns from pandas apply()
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Use apply and zip will 3 times fast than Series way.
def sizes(s):
return locale.format("%.1f", s / 1024.0, grouping=True) + ' KB', \
locale.format("%.1f", s / 1024.0 ** 2, grouping=True) + ' MB', \
locale.format(...
如何抓住痛点做出让用户尖叫的产品 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...体验偏执狂”，真正的走进用户，感受到用户的痛点，并把产品做到极致。
以用户的痛点为中心的产品设计
一个产品的成长和成型，首先要以用户为中心去设计，在用户第一的前提下，必须是从用户的角度去思考分析问题的...
CentOS+Nginx+PHP+MySQL详细配置(图解) - PHP - 清泛IT论坛，有思想、有深度
...有写MySQL是怎么安装的，但是感觉好久没装MySQL，现在只把步骤贴出来，就不做过多的讲解了
#useradd mysql
#tar zxvf mysql-5.0.40.tar.gz
#cd mysql-5.0.40
#./configure --prefix=/usr/local/mysql
#make && make install
#/usr/local/mysql/bin/mysql_install_db --...
I didn't find “ZipFile” class in the “System.IO.Compression” namespace
I can't use "Zipfile" class in the name space "System.IO.Compression" my code is :
10 Answers
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Extracting Nupkg files using command line
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NuPKG files are just zip files, so anything that can process a zip file should be able to process a nupkg file, i.e, 7zip.
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What's the best way to iterate over two or more containers simultaneously
...is pattern occurs often in your data, consider using another pattern which zips two sequences and produces a range of tuples, corresponding to the paired elements:
for (auto& [a, b] : zip(containerA, containerB)) {
a = b;
}
The implementation of zip is left as an exercise for the reader, ...
RSA 算法是如何诞生的 - 创意 - 清泛网 - 专注C/C++及内核技术
...到了一些方案。尽管 Adleman 不情愿参与其中，他们还是会把结果拿给 Adleman，Adleman 的角色就是逐个击破这些方案，找出各种漏洞，给那两个头脑发热的人泼点冷水，免得他们走弯路。
三人走火入魔一般，吃饭聊、喝酒聊，甚至...
What exactly does a jar file contain?
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A JAR file is actually just a ZIP file. It can contain anything - usually it contains compiled Java code (*.class), but sometimes also Java sourcecode (*.java).
However, Java can be decompiled - in case the developer obfuscated his code you won't get any...