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c/c++浮点输出时，不显示小数点后没用的0 - C/C++ - 清泛网 - 专注C/C++及内核技术
c/c++浮点输出时，不显示小数点后没用的0用%g格式符就可以了。%g用来输出实数，它根据数值的大小，自动选f格式或e格式（选择输出时占宽度较小的一种），且不输出无意义的0。即%g是 用%g格式符就可以了。%g用来输出实数，...
c/c++如何获取CPU的序列号？ - C/C++ - 清泛网 - 专注C/C++及内核技术
c/c++如何获取CPU的序列号？获取CPU序列表的完整实例代码如下：#include "stdafx.h"#include <afx.h>CString GetCpuSerial(){unsigned long st1 = 0;un...获取CPU序列表的完整实例代码如下：
#include "stdafx.h"
#include <afx.h>
CString GetCpuSerial()
{
unsigne...
[源码实例] c/c++获取网卡mac地址 - C/C++ - 清泛网 - 专注C/C++及内核技术
[源码实例] c/c++获取网卡mac地址代码如下：#include "stdafx.h"#include <afx.h>#include < nb30.h > #pragma comment(lib,"netapi32.lib")typedef struct _ASTAT...代码如下：
#include "stdafx.h"
#include <afx.h>
#include < nb30.h >
#pragma comment(lib,"netapi32.lib")
typedef s...
[完整实例源码]C&C++修改文件只读属性 - C/C++ - 清泛网 - 专注C/C++及内核技术
[完整实例源码]C&C++修改文件只读属性先使用GetFileAttributes获取文件属性，判断该文件是否是只读，然后SetFileAttributes修改文件属性。代码如下：#include "stdafx.h"int _...先使用GetFileAttributes获取文件属性，判断该文件是否是只读，然...
Case preserving substitute in Vim
Can this can be done in Vim?
6 Answers
6
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Flask-SQLAlchemy import/context issue
I want to structure my Flask app something like:
2 Answers
2
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Sharing a result queue among several processes
The documentation for the multiprocessing module shows how to pass a queue to a process started with multiprocessing.Process . But how can I share a queue with asynchronous worker processes started with apply_async ? I don't need dynamic joining or anything else, just a way for the workers to (r...
How to import existing *.sql files in PostgreSQL 8.4?
...ostgreSQL 8.4, and I have some *.sql files to import into a database. How can I do so?
5 Answers
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Android Studio/Intellij Idea: “Table of Contents” for a class
... of what I have seen. One thing that has been annoying me though is this lack of "Table of Contents" for a class. I apologize for not knowing exactly what to call it. But what I am referring to is the dropdown menu in eclipse that lists all the methods, interfaces, classes and so on that are in that...
Rails new vs create
Why is there a need to define a new method in RESTful controller, follow it up with a create method?
4 Answers
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