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Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
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First off, let me just say that Jon's answer is correct. This is one of the hairiest parts of the spec, so good on Jon for diving into it head first.
Second, let me say that this line:
An implicit conversion exists from a method group to a compatible delegate type
(emphasis added) i...
Explain the encapsulated anonymous function syntax
...ndatory.
When you surround it with parentheses it is evaluated as a FunctionExpression, and function expressions can be named or not.
The grammar of a FunctionDeclaration looks like this:
function Identifier ( FormalParameterListopt ) { FunctionBody }
And FunctionExpressions:
function Identifi...
What's the difference between CSS classes .foo.bar (without space) and .foo .bar (with space) [dupli
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I think you got a slight misunderstanding what the first one means.
.element .symbol {}
Means that those CSS settings are applied to any HTML element with the class .symbol that is inside an element with the class .element.
<div class="element">
<div class="symbol"...
What's the difference between @Component, @Repository & @Service annotations in Spring?
Can @Component , @Repository and @Service annotations be used interchangeably in Spring or do they provide any particular functionality besides acting as a notation device?
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What is the difference between Type and Class?
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}
max function requires a type with operation > with its own type as one of it interface any class that satisfies the above requirement can be used to generate specific max function for that class.
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How do I base64 encode (decode) in C?
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Here's the one I'm using:
#include <stdint.h>
#include <stdlib.h>
static char encoding_table[] = {'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H',
'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P',
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C++ template constructor
...plated constructor with an empty parameters list? It seems to call regular one.
– olek stolar
Aug 14 at 19:38
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Is it better to use std::memcpy() or std::copy() in terms to performance?
...owever, after my first few attempts, I got results that varied wildly from one run to the next, so I'm guessing there was some sort of OS activity going on. I decided to start over.
Same compiler settings and flags. There is only one version of MD5, and it's faster than SHA-2, so I did 3000 loops o...
What is the difference between Strategy design pattern and State design pattern?
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Honestly, the two patterns are pretty similar in practice, and the defining difference between them tends to vary depending on who you ask. Some popular choices are:
States store a reference to the context object that contai...
What is the best collation to use for MySQL with PHP? [closed]
...en comparing characters in the language) and performance. The only special one is utf8_bin which is for comparing characters in binary format.
utf8_general_ci is somewhat faster than utf8_unicode_ci, but less accurate (for sorting). The specific language utf8 encoding (such as utf8_swedish_ci) cont...