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Operator overloading : member function vs. non-member function?
...ther parameter passed automatically is the this pointer. So no standard exists to compare them. On the other hand, overloaded operator declared as a friend is symmetric because we pass two arguments of the same type and hence, they can be compared.
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What MIME type should I use for CSV?
I've seen application/csv used and also text/csv .
5 Answers
5
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System.BadImageFormatException: Could not load file or assembly [duplicate]
service is x86 compiled even both computers are x64 and it works on my computer. Here in server where is win 2008 i get this error.
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Are JavaScript strings immutable? Do I need a “string builder” in JavaScript?
... slower...
function StringBuilder() {
this._array = [];
this._index = 0;
}
StringBuilder.prototype.append = function (str) {
this._array[this._index] = str;
this._index++;
}
StringBuilder.prototype.toString = function () {
return this._array.join('');
}
Here are performance ...
Best way to combine two or more byte arrays in C#
...Array.Copy. It's faster.
I timed each of the suggested methods in a loop executed 1 million times using 3 arrays of 10 bytes each. Here are the results:
New Byte Array using System.Array.Copy - 0.2187556 seconds
New Byte Array using System.Buffer.BlockCopy - 0.1406286 seconds
IEnumerable&...
Why does this code using random strings print “hello world”?
The following print statement would print "hello world".
Could anyone explain this?
15 Answers
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What does “fragment” mean in ANTLR?
...erves to simplify a grammar.
Consider:
NUMBER: DIGITS | OCTAL_DIGITS | HEX_DIGITS;
fragment DIGITS: '1'..'9' '0'..'9'*;
fragment OCTAL_DIGITS: '0' '0'..'7'+;
fragment HEX_DIGITS: '0x' ('0'..'9' | 'a'..'f' | 'A'..'F')+;
In this example, matching a NUMBER will always return a NUMBER to the lexer, ...
Java - sending HTTP parameters via POST method easily
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int postDataLength = postData.length;
String request = "http://example.com/index.php";
URL url = new URL( request );
HttpURLConnection conn= (HttpURLConnection) url.openConnection();
conn.setDoOutput( true );
conn.setInstanceFollowRedirects( false );
conn.setReque...
Regular expressions in an Objective-C Cocoa application
Initial Googling indicates that there's no built-in way to do regular expressions in an Objective-C Cocoa application.
10 A...
How can I convert a string to a number in Perl?
...t and I need to convert that string into a floating point variable. So an example of the string I have is "5.45" and I want a floating point equivalent so I can add .1 to it. I have searched around the internet, but I only see how to convert a string to an integer.
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