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C++设计新思维 - 泛型编程与设计模式之应用 - 文档下载 - 清泛网 - 专注C/C...
...一篇 技术（Techniques）
第1章 基于Policy的Class设计（Policy-Based Class Design）
第2章 技术（Techniques）
第3章 Typelists
第4章 小型对象分配技术（Small-Object Allocation）
第二篇 组件（Components）
第5章 泛化仿函数（Generalized Functors）
第...
c++ boost库 序列化与反序列化 - c++1y / stl - 清泛IT社区，为创新赋能！
...ot;boost/archive/xml_oarchive.hpp"
#include "boost/serialization/base_object.hpp"
#include "boost/serialization/list.hpp"
#include "boost/serialization/map.hpp"
#include "boost/serialization/vector.hpp"
#include "boost/serialization/set.hpp"
#in...
Linux 堆内存快照可视化，快照比较，跟踪内存变化，定位内存泄漏等问题 - ...
...pdf #分析.heap文件，可视化生成pdf
jeprof xxx -pdf --base xx1.heap xx2.heap > 2.pdf # 比较2个.heap快照文件，分析差别
安装依赖库：
gperftools
jemalloc
graphviz
ghostscript
【解决】java.lang.IllegalStateException: org.xml.sax.SAXParseException...
...(NonQueuingExecutor.java:52)
at java.base/java.lang.Thread.run(Thread.java:840)
Caused by: org.xml.sax.SAXParseException; lineNumber: 1; columnNumber: 50836; 尾随节中不允许有内容。
at java.xml/com.sun.org.apache.x...
How Python web frameworks, WSGI and CGI fit together
...tdout and stderr to signify end of response.
WSGI is an interface that is based on the CGI design pattern. It is not necessarily CGI -- it does not have to fork a subprocess for each request. It can be CGI, but it doesn't have to be.
WSGI adds to the CGI design pattern in several important ways....
What is the fastest integer division supporting division by zero no matter what the result is?
...pular question and answer, I'll elaborate a bit more. The above example is based on programming idiom that a compiler recognizes. In the above case a boolean expression is used in integral arithmetic and the use of condition flags are invented in hardware for this purpose. In general condition flags...
How do you validate a URL with a regular expression in Python?
...{2}))+)(?:,(?:(?:[a-zA-Z\d$\-_.+!*'(),]|(?:%[a-f
A-F\d]{2}))+))*)?)(?:\?(?:base|one|sub)(?:\?(?:((?:[a-zA-Z\d$\-_.+!*'(
),;/?:@&=]|(?:%[a-fA-F\d]{2}))+)))?)?)?)|(?:(?:z39\.50[rs])://(?:(?:(?
:(?:(?:[a-zA-Z\d](?:(?:[a-zA-Z\d]|-)*[a-zA-Z\d])?)\.)*(?:[a-zA-Z](?:(?
:[a-zA-Z\d]|-)*[a-zA-Z\d])?))|(?:(...
Are there good reasons not to use an ORM? [closed]
... in my opinion, which is that using an object relational mapper to the database can ease development quite a lot. The other coders in the development team are much more experienced than me, so I think I will just do what they say. :-)
...
What's a good Java, curses-like, library for terminal applications? [closed]
...
There is Charva, which links to native code but has an api based on Swing.
The screenshots show lots of text windows, so that looks useful.
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Disable password authentication for SSH [closed]
...
Here's a script to do this automatically
# Only allow key based logins
sed -n 'H;${x;s/\#PasswordAuthentication yes/PasswordAuthentication no/;p;}' /etc/ssh/sshd_config > tmp_sshd_config
cat tmp_sshd_config > /etc/ssh/sshd_config
rm tmp_sshd_config
...