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What is difference between "new operator" and "operator new"?
Thanks.
Started by Sandeep on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
Both refer to the same thing use to create an object from the free store:
my_class *x = new my_class(0);
The difference betweenWhen you create a ....
+()
There's no difference between "new operator" and "operator new".
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Public class Foo : IFoo ...
What is the difference between
IFoo foo = new Foo();
and
Foo foo = new Foo();
Started by Barbaros Alp on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
That type = new SomeOtherIFooImplementation();
whereas with the second declaration you can only assign values.
The difference is just in the declared type of the variable.
Is an instance of a Foo object.
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I have see code like this
Dim s as something = new something Dim s as new something
what's the difference? is there any?
Started by Jack on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
There ....
There is no difference it exploding at runtime.
The first allows you to do:
Dim s as ParentType = new InheritedType
The second doesn'tI believe all you're doing is specifically casting something as something.
difference.
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Ask your Facebook Friends
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In C++, what is the exact difference between both following dynamic object creations :
A* pA = new A; A* pA = new A();
I did some tests, but it seems that in both cases, the default constructor is called and only it. I'm looking for any difference about...
Started by Matthieu on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
In the first version, so the compilation process is a little faster ;)
If A is a POD-type, then new A will allocate a new A object but leave it with an indeterminate value, otherwise new A will default initialize the new ....
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How do you determine the difference between new Object and new fn under these conditions?
var fn = function(){}; fn.prototype = {}; You may not rely on __proto__ or Object.getPrototypeOf existing, as they are not in IE or Opera. The solution may not statically...
Started by Eli Grey on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Foo() {} Foo.prototype = Object.prototype; return new Foo; })();
As the prototype chain of Foo = function(){}; fn.prototype = {}; var x = new fn, y = new Object;
When x is instantiated, its internal which only differ in that....
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If 'Test' is an ordinary class, is there any difference between:
Test* test = new Test; //and Test* test = new Test();
Started by David Read on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
And there's a difference in behavior between C++98 and C++03 for the case " new BNo, they are the....
So in all versions of C++ there's a difference between " new A " and " new A() " because A is a POD.
The default ctor.
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What is the difference between new/delete and malloc/free?
Related (duplicate?): In what cases do I use malloc vs new?
Started by MrDatabase on
, 10 posts
by 10 people.
Answer Snippets (Read the full thread at stackoverflow):
Malloc & free....
new calls the ctor of the object, delete call the dtor.
The most relevant difference is that the new operator allocates memory then calls the constructor, and delete calls the destructor then deallocates the memory.
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Well title says it, what is the difference between Executors.newSingleThreadExecutor().execute(command) and new Thread(command).start();
Started by Gnarly on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
The new Thread() will print it to System.err
One noticeable difference, is when you run new Thread.
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I'm working through the Composite Application Guidance and often come across instantiation of an object of type interface e.g.:
IShell shell = new Shell();
instead of type class:
Shell shell = new Shell();
What are the differences between these two? Why...
Started by Edward Tanguay on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
The obvious difference is that the first allows you to use shell as an IShell only, the second: To clear it up a bit, some extra code on how to get to the methods:
Something some = new Something the ISomething.Action ((ISomething)some).Action....
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What is the difference between an F5 (refresh) of a page and pasting that URL in a new window and clicking enter?
Any help is appreciated
Started by Ben on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
For most sites, copying the url to a new window or tab will start a new, a refresh will re-send the POST data....
When you hit depend on a lot of things.
Simply opening the site in a new tab will load any files from the cache first.
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