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Namespace not recognized (even though it is there)
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I copied a .cs file with Explorer and then included it in the project. VS.Net set the build action as "Content" instead of "Compile" and so wasn't recognising the namespace. Good catch!
– AUSteve
Mar 10 '13 at 11:31
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When are C++ macros beneficial? [closed]
...ace I need to add it.
There are other useful examples too: many of which include the __FILE__ and __LINE__ preprocessor macros.
Anyway, macros are very useful when used correctly. Macros are not evil -- their misuse is evil.
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How can a Java variable be different from itself?
...two NaNs returns false and any !=
comparison involving NaN returns true, including x!=x when x is NaN.
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How to list the properties of a JavaScript object?
...urn result;
};
})();
Note that the currently accepted answer doesn't include a check for hasOwnProperty() and will return properties that are inherited through the prototype chain. It also doesn't account for the famous DontEnum bug in Internet Explorer where non-enumerable properties on the ...
What does the question mark in Java generics' type parameter mean?
...a signifier for 'any type'. ? alone means
Any type extending Object (including Object)
while your example above means
Any type extending or implementing
HasWord (including HasWord if
HasWord is a non-abstract class)
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What's the difference between a file descriptor and file pointer?
...l level handler.
passe to read() and write() of UNIX System Calls.
Doesn't include buffering and such features.
Less portable and lacks efficiency.
File pointer:
File Pointer is a pointer to a C structure returned by fopen() library function, which is used to identifying a file, wrapping the file...
The following sections have been defined but have not been rendered for the layout page “~/Views/Sha
... you have defined a section in your master Layout.cshtml, but you have not included anything for that section in your View.
If your _Layout.cshtml has something like this:
@RenderSection("scripts")
Then all Views that use that Layout must include a @section with the same name (even if the conten...
PHP page redirect [duplicate]
... lines in a file, or from PHP. It is a very common error to read code with include(), or require(), functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file.
This means you should...
Copy multiple files in Python
...n the source directory, os.path.isfile() to see if they are regular files (including symbolic links on *nix systems), and shutil.copy to do the copying.
The following code copies only the regular files from the source directory into the destination directory (I'm assuming you don't want any sub-dir...
Separating class code into a header and cpp file
...ration goes into the header file. It is important that you add the #ifndef include guards, or if you are on a MS platform you also can use #pragma once. Also I have omitted the private, by default C++ class members are private.
// A2DD.h
#ifndef A2DD_H
#define A2DD_H
class A2DD
{
int gx;
int g...