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What is the difference between `new Object()` and object literal notation?
What is the difference between this constructor-based syntax for creating an object:
11 Answers
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How do I convert a Ruby class name to a underscore-delimited symbol?
...[^\^])([A-Z])/,'\1_\2').downcase.to_sym
end
end
def self.included(base)
base.extend(ClassMethods)
end
end
class ThisIsMyClass
include MyModule
end
ThisIsMyClass.class_to_sym #:this_is_my_class
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Is there a performance difference between a for loop and a for-each loop?
...ads, cause the garbage collector a lot of work. Switching to regular index based loops fixed the problem.
– gsingh2011
Sep 30 '13 at 17:44
1
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Authorize Attribute with Multiple Roles
...izeAttribute
{
public AuthorizeRolesAttribute(params string[] roles) : base()
{
Roles = string.Join(",", roles);
}
}
Assuming your roles will be the same for multiple controllers, create a helper class:
public static class Role
{
public const string Administrator = "Admini...
Why return NotImplemented instead of raising NotImplementedError
...oesn't, then the runtime will fall back to the built-in behavior (which is based on identity for == and !=)."
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How can I get the list of files in a directory using C or C++?
...le and does most of the simple stuff you need without using a big template-based approach like boost(no offence, I like boost!).
The author of the windows compatibility layer is Toni Ronkko. In Unix, it is a standard header.
UPDATE 2017:
In C++17 there is now an official way to list files of your...
How to check if an object is nullable?
... boxed Nullable<T> but because I was writing a generic WPF converter base class and some properties are nullable, so I used Nullable.GetUnderlyingType to detect that case and Activator.CreateInstance to make a boxed nullable, (Convert.ChangeType doesn't handle nullables btw).
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Text size and different android screen sizes
...o specify
resources for more discrete screen sizes. The new technique is based
on the amount of space your layout needs (such as 600dp of width),
rather than trying to make your layout fit the generalized size groups
(such as large or xlarge).
The reason designing for 7" tablets is tric...
Get Month name from month number
...
Returns the culture-specific abbreviated name of the specified month
based on the culture associated with the current DateTimeFormatInfo
object.
string monthName = CultureInfo.CurrentCulture.DateTimeFormat.GetAbbreviatedMonthName(8)
For Full Month Names : "August"
DateTimeFormatInfo.Get...
Understanding the difference between Object.create() and new SomeFunction()
.... :) But SmallTalk certainly followed it. … And OOP does not equal class-based OOP.. JS is prototype-based OOP, but they all have OOP in common. In fact JS’s OOP philosophy is much cleaner, more elegant and more universal than the class-based approach. They just failed to implement it nicely too...