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sizeof single struct member in C
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Wow, I didn't know sizeof((type *)0)->member) works. Am not on my dev machine now, but does this work for all the compilers? Thanks for that Joey.
– Gangadhar
Aug 24 '10 at 5:03
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What is the purpose of setting a key in data.table?
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Cool, thanks! Up until now, I hadn't thought about what "binary search" actually meant, nor really understood the reason why it was used instead of a hash.
– Frank
Nov 18 '13 at 22:02
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Error 908: Permission Receive SMS - #5 by Taifun - MIT App Inventor Help - MIT App Inventor Community
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Is volatile expensive?
...e of this and actually share the cached reference to the requesting CPU - now the request CPU has a copy of that memory in its CPU cache. (It never had to look in main memory for the reference)
There is quite a bit more of protocol involved but this gives an idea of what is going on. Also to answ...
How can I mock requests and the response?
... # Same as above
class MyGreatClassTestCase(unittest.TestCase):
# Now we must patch 'my.great.package.requests.get'
@mock.patch('my.great.package.requests.get', side_effect=mocked_requests_get)
def test_fetch(self, mock_get):
# Same as above
if __name__ == '__main__':
u...
Why does Python code run faster in a function?
...irst I've seen of bytecode.. How does one look at it, and is important to know?
– Zack
Jun 30 '12 at 22:30
4
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What's the difference between Cache-Control: max-age=0 and no-cache?
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Old question now, but if anyone else comes across this through a search as I did, it appears that IE9 will be making use of this to configure the behaviour of resources when using the back and forward buttons. When max-age=0 is used, the ...
How to return multiple values? [duplicate]
...function returning multiple values. Though using Map feels better approach now.
– Mahesha999
Sep 18 '15 at 8:52
I woul...
Any reason not to use '+' to concatenate two strings?
...n, results in unnecessary function calls which could add to the overhead.
Now coming back to the question. Should one discourage the use of + over join in all cases?
I believe no, things should be taken into consideration
Length of the String in Question
No of Concatenation Operation.
And off-...
How to explain dependency injection to a 5-year-old? [closed]
... a HAS-A relationship between the employee and his address, that's fine.
Now, this HAS-A relationship created a dependency between them. The problem comes within the constructor.
Each time you want to create an Employee instance you need an Address instance:
Address someAddress = ....
Employee...