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In C++, what is a virtual base class?
...ve happened to any symbol (e.g. typedef, member variable, member function, cast to the base class, etc.). This really is a multiple inheritance issue, an issue that users should be aware to use multiple inheritance correctly, instead of going the Java way and conclude "Multiple inheritance is 100% e...
Example of UUID generation using Boost in C++
...streaming support - there is a stringstream example. Or let boost::lexical_cast<std::string>(uuid) do that for you.
– Georg Fritzsche
Jul 15 '10 at 16:41
15
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Does Python's time.time() return the local or UTC timestamp?
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Based on the answer from #squiguy, to get a true timestamp I would type cast it from float.
>>> import time
>>> ts = int(time.time())
>>> print(ts)
1389177318
At least that's the concept.
sh...
Pandas read_csv low_memory and dtype options
....dtype('unicode'). When you give the dtype option a string, it will try to cast it via the numpy.dtype() factory by default. Specifying 'unicode' will actually not do anything, unicodes are just upcasted to objects. You will get dtype='object'
– firelynx
Jul 15...
Why is it string.join(list) instead of list.join(string)?
...you have a tuple of strings? If this were a list method, you would have to cast every such iterator of strings as a list before you could join the elements into a single string! For example:
some_strings = ('foo', 'bar', 'baz')
Let's roll our own list join method:
class OurList(list):
def j...
Comparing two byte arrays in .NET
...ner ! The previous solution was slightly more efficient since it saved the cast to IStructuralEquatable (an array is statically known to be IStructuralEquatable), but indeed your suggestions makes the method work for null arguments as well.
– Ohad Schneider
Mar...
Can I Set “android:layout_below” at Runtime Programmatically?
...ike shortening code to 1 line, it makes it harder to read, especially when casting is involved. Plus doing it my way allows you to make further changes :)
– jackofallcode
Aug 15 '19 at 9:38
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Returning IEnumerable vs. IQueryable
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This teaches me when casting to IEnumerable, the underlying IQueryable loses it's IQueryable extension method.
– Yiping
Jul 25 '18 at 2:23
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How can I pass a constant value for 1 binding in multi-binding?
...Converter, the parameters are passed as object, which means you would need cast the value to the correct type, in a safe way. IValueConverter.Convert
– benPearce
Jun 14 '18 at 1:32
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PHP Difference between array() and []
...oo'=>'bar', 'baz'=>'biz']; to convert an array (using explicit type casting) to an object (stdClass) but regarding the {}, it could be implemented in future but not sure tho :-)
– The Alpha
Jan 27 '16 at 17:39
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