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C++11 reverse range-based for-loop
Is there a container adapter that would reverse the direction of iterators so I can iterate over a container in reverse with range-based for-loop?
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django unit tests without a db
Is there a possibility to write django unittests without setting up a db? I want to test business logic which doesn't require the db to set up. And while it is fast to setup a db, I really don't need it in some situations.
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Match multiple cases classes in scala
... "B(" + s + ")"
}
case _ => "default"
}
}
Though I feel it would be much cleaner to factor that out into a method:
def doB(s: String) = { "B(" + s + ")" }
def matcher(l: Foo): String = {
l match {
case A() => "A"
case B(s) => doB(s)
case C(s) => doB(s)
...
How to initialize std::vector from C-style array?
What is the cheapest way to initialize a std::vector from a C-style array?
6 Answers
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Python 2.7: Print to File
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from __future__ import print_function
But you can have the same effect without using the function, too:
print >>f1, 'This is a test'
share
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improve this answer
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How can we programmatically detect which iOS version is device running on? [duplicate]
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Best current version, without need to deal with numeric search within NSString is to define macros (See original answer: Check iPhone iOS Version)
Those macros do exist in github, see: https://github.com/carlj/CJAMacros/blob/master/CJAMacros/CJAMa...
Git Bash is extremely slow on Windows 7 x64
I've been using Git on both Windows and Ubuntu during the development of a small project, frequently flipping back and forth between the two. The issue is that Git Bash consistently becomes slow.
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C++中判断文件、目录是否存在的几种方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
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if(fh == NULL)
{
printf("%s","can not open the file");
}
三、_access
当然C中还有一种方式是直接调用c的函数库。
就是函数 int _access(const char* path,int mode);
这个函数的功能十分强大。
可以看看msdn的详细介绍
#include <io.h>
#include ...
Discuz! X3 论坛标题字数突破80的限制 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...，修改语言包文件。
修改的文件一览如下（数据库修改 _forum_post, _forum_rsscache, _forum_thread 这三张表）：
下面详细介绍如何修改：
一、数据库修改，修改数据库标题字段的长度为255字符：运行下面的sql语句：
（注意修改...
js/php判断终端类型：PC访问、手机访问、微信访问 - 更多技术 - 清泛网 - ...
...里提供php的判断方法：
// 判断是否是手机端
function is_mobile() {
// 如果有HTTP_X_WAP_PROFILE则一定是移动设备
if (isset($_SERVER['HTTP_X_WAP_PROFILE'])) {
return true;
}
// 如果via信息含有wap则一定是移动设备,部分服务商...