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How to use C++ in Go
... to the bridge's implementation
Foo* AsFoo(void* foo) { return reinterpret_cast<Foo*>(foo); }
void LIB_DestroyFoo(void* foo) {
std::cout << "[c++ bridge] LIB_DestroyFoo(" << foo << ")" << std::endl;
AsFoo(foo)->~Foo();
}
int LIB_FooValue(void* foo) {
std::cou...
what is the difference between sendStickyBroadcast and sendBroadcast in Android
What is the difference between sendStickyBroadcast and sendBroadcast in Android?
3 Answers
...
Why would anybody use C over C++? [closed]
...en asked for, it is otherwise the same as C. (virtual, try/throw, dynamic_cast). Much of the overhead only shows in program image size.
– Zan Lynx
Feb 3 '09 at 1:41
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How to RedirectToAction in ASP.NET MVC without losing request data
...clare viewData etc. */
if (TempData["form"] != null)
{
/* Cast TempData["form"] to
System.Collections.Specialized.NameValueCollection
and use it */
}
return View("Form", viewData);
}
...
comparing 2 strings alphabetically for sorting purposes
...erBool ? 1 : -1;
});
Note: Be careful for upper letters, you may need to cast your string to lower case due to your purpose.
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Accessing Object Memory Address
...you can just call PyFoo_Check to make sure it really is a Foo object, then cast with (PyFoo *)p. So, if you're writing a C extension, the id is exactly what you need.
What if you're writing pure Python code? You can call the exact same functions with pythonapi from ctypes.
Finally, a few of the ...
Read whole ASCII file into C++ std::string [duplicate]
...
Casting eof to (char) is a bit dodgy, suggesting some kind of relevance and universality which is illusory. For some possible values of eof() and signed char, it will give implementation-defined results. Directly using e.g....
Lambda Expression and generic method
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No i dont, i use the idea behind the answer, to cast the functional to tell the compile what type it is and it worked.
– Ivan Perales M.
Nov 27 '18 at 15:30
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Is it safe to delete a void pointer?
...e of the original pointer. The only way to restore an object pointer is to cast the void pointer back to an object pointer (which requires the author to know what the pointer means). void itself is an incomplete type and thus never the type of an object, and a void pointer can never be used to ident...
Why doesn't java.util.Set have get(int index)?
...tem, I can
use set.iterator().next(), but
otherwise it seems I have to cast to
an Array to retrieve an item at a
specific index?
What are the appropriate ways of
retrieving data from a set? (other
than using an iterator)
You should also familiarise yourself with the SortedSet inte...