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How exactly does the callstack work?
...s stored in the EBP register. The offsets, on the other hand, are clearly known at compile time and are therefore hardcoded into the machine code.
This graphic from Wikipedia shows what the typical call stack is structured like1:
Add the offset of a variable we want to access to the address cont...
Checkbox for nullable boolean
...rty:
public class MyViewModel
{
public bool Foo { get; set; }
}
and now you will have your controller action pass this view model to the view and generate the proper checkbox.
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How to get a complete list of object's methods and attributes?
...rns the keys in the __dict__ attribute, i.e. all the attributes accessible if the __getattr__ method is not reimplemented.
For the second question, it does not really make sense. Actually, methods are callable attributes, nothing more. You could though filter callable attributes, and, using the ins...
How can I get a list of all classes within current module in Python?
...):
for name, obj in inspect.getmembers(sys.modules[__name__]):
if inspect.isclass(obj):
print(obj)
And even better:
clsmembers = inspect.getmembers(sys.modules[__name__], inspect.isclass)
Because inspect.getmembers() takes a predicate.
...
vs.
...al URLS, not sure if the other examples work with dataURLS (please let me know if the other examples work with dataURLS?)
<iframe class="page-icon preview-pane" frameborder="0" height="352" width="396" src="data:application/pdf;base64, ..DATAURLHERE!... "></iframe>
...
Can't install Ruby under Lion with RVM – GCC issues
...
This answer was edited multiple times and now contains several alternative solutions. Try the simple “Edit 3” solution first.
Ruby 1.9.3-p125 and later have official support for clang, so if you are installing such a version you should not need GCC. If you’re...
How do I allow HTTPS for Apache on localhost?
...
(Screenshots courtesy of Neil Obremski and his helpful article - although now quite out-of-date.)
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Is there a __CLASS__ macro in C++?
...re's is to call typeid(your_class).name() - but this produces compiler specific mangled name.
To use it inside class just typeid(*this).name()
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Hashing a dictionary?
...
If your dictionary is not nested, you could make a frozenset with the dict's items and use hash():
hash(frozenset(my_dict.items()))
This is much less computationally intensive than generating the JSON string or representat...
Are PHP include paths relative to the file or the calling code?
...g trouble understanding the ruleset regarding PHP relative include paths. If I run file A.PHP- and file A.PHP includes file B.PHP which includes file C.PHP, should the relative path to C.PHP be in relation to the location of B.PHP, or to the location of A.PHP? That is, does it matter which file ...