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Return positions of a regex match() in Javascript?
Is there a way to retrieve the (starting) character positions inside a string of the results of a regex match() in Javascript?
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What are some uses of template template parameters?
....2, 3.3, 4.4 };
std::cout << vf << '\n';
std::list<char> lc { 'a', 'b', 'c', 'd' };
std::cout << lc << '\n';
std::deque<int> di { 1, 2, 3, 4 };
std::cout << di << '\n';
return 0;
}
Output
std::ostream &operator<<...
How to compare binary files to check if they are the same?
...converted to hex first. It shows hex values for things which aren't in the char set, otherwise normal chars, which is useful with binary files that also contain some ascii text. Many do, at least begin with a magic string.
– Felix Dombek
Jul 12 '19 at 11:20
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STL中map容器使用自定义key类型报错详解 - C/C++ - 清泛网 - 专注C/C++及内核技术
...写测试代码定义一个结构体来试试：[cpp]view plaincopystructa{char*pName;intm_a;} 引言
STL的map容器中，key的类型是不是随意的呢？
实践
编写测试代码
定义一个结构体来试试：
struct a
{
char* pName;
int m_a;
};
...
map<a, i...
How do you append an int to a string in C++? [duplicate]
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Following on Eric's comment: char cstr[10];sprintf(cstr,"Player %d",i); or char *cstr;asprintf(cstr,"Player %d",i);
– tomsmeding
Dec 26 '13 at 17:33
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How do you print out a stack trace to the console/log in Cocoa?
...#import <UIKit/UIKit.h>
#import "AppDelegate.h"
int main(int argc, char *argv[])
{
@autoreleasepool {
int retval;
@try{
retval = UIApplicationMain(argc, argv, nil, NSStringFromClass([AppDelegate class]));
}
@catch (NSException *exception)
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In Python, how do I split a string and keep the separators?
...re.sub. I wanted to split on a ending percent so I just subbed in a double character and then split, hacky but worked for my case: re.split('% ', re.sub('% ', '%% ', '5.000% Additional Whatnot')) --> ['5.000%', 'Additional Whatnot']
– Kyle James Walker
Oct 1...
Export database schema into SQL file
...wTableName SYSNAME = NULL
,@UseSystemDataTypes BIT = 0
,@script varchar(max) output
AS
BEGIN try
if not exists (select * from sys.types where name = 'TableType')
create type TableType as table (ObjectID int)--drop type TableType
declare @sql nvarchar(max)
DECLARE @Main...
What's the most efficient test of whether a PHP string ends with another string?
...slower due to more testing.
Probably the most efficient way is to do loop char-by-char from the -sterlen(test) position till the end of the string and compare. That's the minimal amount of comparisons you can hope to do and there's hardly any extra memory used.
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Split large string in n-size chunks in JavaScript
I would like to split a very large string (let's say, 10,000 characters) into N-size chunks.
22 Answers
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