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Best way to repeat a character in C#
What it's the best way to generate a string of \t 's in C#
19 Answers
19
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Check if character is number?
...arseInt and than check with isNaN
or if you want to work directly on your string you can use regexp like this:
function is_numeric(str){
return /^\d+$/.test(str);
}
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How can I pad a String in Java?
Is there some easy way to pad Strings in Java?
30 Answers
30
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Most efficient way to concatenate strings?
What's the most efficient way to concatenate strings?
17 Answers
17
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Returning an array using C
...nd of the sizeof or unary & operators, or if the array expression is a string literal being used to initialize another array in a declaration.
Among other things, this means that you cannot pass an array expression to a function and have it received as an array type; the function actually rec...
Difference between fprintf, printf and sprintf?
...char *, "format", args) is like printf. Instead of displaying the formated string on the standard output i.e. a monitor, it stores the formated data in a string pointed to by the char pointer (the very first parameter). The string location is the only difference between printf and sprint syntax.
fpr...
How to create a WPF UserControl with NAMED content
...ty HeadingProperty =
DependencyProperty.Register("Heading", typeof(string),
typeof(HeadingContainer), new PropertyMetadata(HeadingChanged));
private static void HeadingChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
((HeadingContainer) d).Heading ...
How to create an array from a CSV file using PHP and the fgetcsv function
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I have created a function which will convert a csv string to an array. The function knows how to escape special characters, and it works with or without enclosure chars.
$dataArray = csvstring_to_array( file_get_contents('Address.csv'));
I tried it with your csv sample and...
Insert text with single quotes in PostgreSQL
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String literals
Escaping single quotes ' by doubling them up -> '' is the standard way and works of course:
'user's log' -- incorrect syntax (unbalanced quote)
'user''s log'
In old versions or if you still run with ...
windows C++ gbk转为utf-8 - C/C++ - 清泛网 - 专注C/C++及内核技术
...码转换为linux使用的utf8格式的，否则会出现乱码。
//m_string是windows下的中文字符串
//utf8_string是返回转换为utf8编码的中文字符串
//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 le...