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How to join int[] to a character separated string in .NET?
...
var ints = new int[] {1, 2, 3, 4, 5};
var result = string.Join(",", ints.Select(x => x.ToString()).ToArray());
Console.WriteLine(result); // prints "1,2,3,4,5"
EDIT: As of (at least) .NET 4.5,
var result = string.Join(",", ints.Select(x => x.ToString()).ToArray());
is equivalent to:
v...
What's the easiest way to escape HTML in Python?
...; to &
That is enough for all HTML.
EDIT: If you have non-ascii chars you also want to escape, for inclusion in another encoded document that uses a different encoding, like Craig says, just use:
data.encode('ascii', 'xmlcharrefreplace')
Don't forget to decode data to unicode first, us...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...ading this thing if no one is gonna use it.
The control features:
Cell selection using the mouse, with optional Control and Shift key combinations. Selection can be disabled.
Row and Column resizing. Sizing can be disabled for row, columns or both.
Auto row or column sizing when dividers are d...
What is the best way to find the users home directory in Java?
... = null;
int dwFlags = Shell32.SHGFP_TYPE_CURRENT;
char[] pszPath = new char[Shell32.MAX_PATH];
int hResult = Shell32.INSTANCE.SHGetFolderPath(hwndOwner, nFolder,
hToken, dwFlags, pszPath);
if (Shell32.S_OK == hResult) {
...
Is there a difference between single and double quotes in Java?
...
Use single quotes for literal chars, double quotes for literal Strings, like so:
char c = 'a';
String s = "hello";
They cannot be used any other way around (like in Python, for example).
...
When should I use Kruskal as opposed to Prim (and vice versa)?
...c.
If you implement both Kruskal and Prim, in their optimal form : with a union find and a finbonacci heap respectively, then you will note how Kruskal is easy to implement compared to Prim.
Prim is harder with a fibonacci heap mainly because you have to maintain a book-keeping table to record the...
How to use the same C++ code for Android and iOS?
...laration that receives the desired text:
#include <iostream>
const char *concatenateMyStringWithCppString(const char *myString);
And the CPP implementation:
#include <string.h>
#include "Core.h"
const char *CPP_BASE_STRING = "cpp says hello to %s";
const char *concatenateMyStringW...
windows C++ gbk转为utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术
...码的中文字符串
//slen是utf8_string字符数组的大小
int multichar_2_utf8(const char *m_string,char *utf8_string,int slen) {
int len=0;
wchar_t *w_string;
//char *utf8_string;
//计算由ansi转换为unicode后，unicode编码的长度
len=MultiByteToWideChar(CP...
Split value from one field to two
...);
END$$
DELIMITER ;
you would be able to build your query as follows:
SELECT SPLIT_STR(membername, ' ', 1) as memberfirst,
SPLIT_STR(membername, ' ', 2) as memberlast
FROM users;
If you prefer not to use a user defined function and you do not mind the query to be a bit more verbose, ...
What are “connecting characters” in Java identifiers?
...
Here is a list of connecting characters. These are characters used to connect words.
http://www.fileformat.info/info/unicode/category/Pc/list.htm
U+005F _ LOW LINE
U+203F ‿ UNDERTIE
U+2040 ⁀ CHARACTER TIE
U+2054 ⁔ INVERTED UNDERTIE
U+FE33 ︳ PRE...