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How do I split a string so I can access item x?
...m The Code Project).
You can use this simple logic:
Declare @products varchar(200) = '1|20|3|343|44|6|8765'
Declare @individual varchar(20) = null
WHILE LEN(@products) > 0
BEGIN
IF PATINDEX('%|%', @products) > 0
BEGIN
SET @individual = SUBSTRING(@products,
...
Split string, convert ToList() in one line
...ion method
public static List<int> SplitToIntList(this string list, char separator = ',')
{
return list.Split(separator).Select(Int32.Parse).ToList();
}
usage:
var numberListString = "1, 2, 3, 4";
List<int> numberList = numberListString.SplitToIntList(',');
...
How to get Time from DateTime format in SQL?
...AttDate as time) [time]
FROM yourtable
Earlier versions:
SELECT convert(char(5), AttDate, 108) [time]
FROM yourtable
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Best way to convert list to comma separated string in java [duplicate]
...mmons Lang (commons.apache.org/proper/commons-lang/apidocs/org/apache/…, char))
– Sigrist
Feb 8 '14 at 10:46
63
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scoped_ptr 与 auto_ptr 与 shared_ptr 区别总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...cout<<p.use_count()<<"::"<<p.get()<<std::endl;
}
#include <algorithm>
char upCase(char c)
{
return toupper(c);
}
int _tmain(int argc, _TCHAR* argv[])
{
shared_ptr<Foo> sp1(new Foo());
shared_ptr<Foo> sp2(sp1);
shared_ptr<Foo> sp3;
sp1->print();
sp2->print();
std::cout<<sp1...
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
...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 <stdio.h>
#include <stdlib.h>
int main( void )
{
// Check for existence.
if( (_access( "c...
vc/mfc *通配符 批量删除文件 - C/C++ - 清泛网 - 专注C/C++及内核技术
...tion函数：#include "stdafx.h"#include <windows.h>int _tmain(int argc, _TCHAR*...直接上代码，可直接运行亲测有效，使用SHFileOperation函数：
#include "stdafx.h"
#include <windows.h>
int _tmain(int argc, _TCHAR* argv[])
{
LPTSTR delFileName = L"c:/test/test*.txt"...
error: ‘uint16_t’ does not name a type - C/C++ - 清泛网 - 专注C/C++及内核技术
...2012, 2013 MinGW.org project
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modif...
sizeof、strlen简单总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
sizeof、strlen简单总结sizeofstrlenconst char* p4字符串长度std::string4字符串长度"......"字符串长度+1 (' 0')字符串长度
sizeof
strlen
const char* p
4
字符串长度
std::string
4
字符串长度
"......"
字符串长度+1 ('\0')...
error C2758: “ConstInit::cival”: 必须在构造函数基/成员初始值设定项列...
... int ival;
const int cival;
int &rival;
};
int main(int argc, char *argv[])
{
ConstInit ci;
}
这里引用类型rival以及const类型cival都没有在初始化列表中初始化，因此报错。解决办法就是在初始化列表中初始化这些特殊的类成员。如下...