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Is it possible to make the -init method private in Objective-C?
...
NS_UNAVAILABLE
- (instancetype)init NS_UNAVAILABLE;
This is a the short version of the unavailable attribute. It first appeared in macOS 10.7 and iOS 5. It is defined in NSObjCRuntime.h as #define NS_UNAVAILABLE UNAVAILABLE_...
Mongodb Explain for Aggregation framework
...erations
explain:true
db.collection.aggregate([
{ $project : { "Tags._id" : 1 }},
{ $unwind : "$Tags" },
{ $match: {$or: [{"Tags._id":"tag1"},{"Tags._id":"tag2"}]}},
{ $group: {
_id : "$_id",
count: { $sum:1 }
}},
{$sort: {"count":-1}}
],
{
explain...
Does “\d” in regex mean a digit?
...ular symbol.
>>> import re
>>> re.match(r'\d', '3')
<_sre.SRE_Match object at 0x02155B80>
>>> re.match(r'\d', '2')
<_sre.SRE_Match object at 0x02155BB8>
>>> re.match(r'\d', '1')
<_sre.SRE_Match object at 0x02155B80>
...
OnNotify函数 ON_NOTIFY消息总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
OnNotify函数 ON_NOTIFY消息总结函数CWnd::OnNotify处理通知消息。其默认实现是检查通知消息处理函数的消息映射，然后调用。(checks the message map for notificatio...函数CWnd::OnNotify处理通知消息。其默认实现是检查通知消息处理函数的消息...
What is the difference between char * const and const char *?
... *const foo, *const bar;. C declarator syntax...
– gx_
Aug 28 '13 at 18:35
...
How to convert DateTime? to DateTime
...this purpose.
Using it you end up with this code.
DateTime UpdatedTime = _objHotelPackageOrder.UpdatedDate ?? DateTime.Now;
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How can I disable __vwd/js/artery in VS.NET 2013?
...and now, every time I start to debug an ASP.NET MVC4 app in IIS, some how __vwd/js/artery is created, this script is interfering with my RequireJS setup and it crashes the jQuery reference.
...
vector删除元素erase和通用算法remove区别 - C/C++ - 清泛网 - 专注C/C++及内核技术
...代器来删除单个或者范围的元素
iterator erase(
iterator _Where
);
iterator erase(
iterator _First,
iterator _Last
);
remove函数的定义
template<class _FwdIt, class _Ty> inline
_FwdIt remove(_FwdIt _First, _FwdIt _Last, const _Ty% _Val);
与erase不同的...
error LNK2019: 无法解析的外部符号 _GetFileVersionInfoSizeW@8，该符号在...
error LNK2019: 无法解析的外部符号 _GetFileVersionInfoSizeW@8，该符号在函数 _wmain 中被引用GetFileVersionInfoSize build时出现link2019 链接错误：#pragma comment(lib, "version")解决。GetFileVersionInfoSize build时出现link2019 链接错误：
#pragma comment(lib, "v...
常用C函数的Unicode兼容函数（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...C函数的Unicode兼容函数（持续更新）C 函数Unicode版本fprintf_ftprintfaccess_taccesssprintf_stprintfstrcat_tcscat（_tcscat_s）strcmpi 是stricmp的宏定义比较两个字符串...
C 函数
Unicode版本
fprintf
_ftprintf
access
_taccess
sprintf...