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clang error: unknown argument: '-mno-fused-madd' (python package installation failure)
...following error when attempting to install psycopg2 via pip on Mavericks 10.9:
14 Answers
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What is causing “Unable to allocate memory for pool” in PHP?
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answered Sep 16 '10 at 2:39
FrankieFrankie
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Why doesn't Java support unsigned ints?
...ever need a signed byte?)
done away with 'short' (when did you last use 16-bit signed arithmetic?)
Still, with a bit of kludging, operations on unsigned values up to 32 bits aren't tooo bad, and most people don't need unsigned 64-bit division or comparison.
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JavaScript % (modulo) gives a negative result for negative numbers
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answered Dec 17 '10 at 3:59
EnriqueEnrique
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How to validate IP address in Python? [duplicate]
...he documentation. 127.1 puts 127 in the top octet and parses the 1 as a 24-bit number that it splits across the remaining three octets. The idea is to support /16 ranges that increment IPs, so you can go 172.16.1...172.16.255 and then 172.16.256, rather than having alter your maths to go to 172.16.1...
Why does Python use 'magic methods'?
I've been playing around with Python recently, and one thing I'm finding a bit odd is the extensive use of 'magic methods', e.g. to make its length available, an object implements a method, def __len__(self) , and then it is called when you write len(obj) .
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How to call base.base.method()?
...ined by the details of how the base uses the methods of the grandbase. Allowing a derived class of the base to skip the code that maintains those invariants could put the base into an inconsistent, corrupted state.
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How to flush output of print function?
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Using the -u command-line switch works, but it is a little bit clumsy. It would mean that the program would potentially behave incorrectly if the user invoked the script without the -u option. I usually use a custom stdout, like this:
class flushfile:
def
Getting a timestamp for today at midnight?
... the new PHP DateTime object as it has no issues doing dates beyond the 32 bit restrictions that strtotime() has. Here's an example of how you would get today's date at midnight.
$today = new DateTime();
$today->setTime(0,0);
Or if you're using PHP 5.4 or later you can do it this way:
$today...
In C/C++ what's the simplest way to reverse the order of bits in a byte?
While there are multiple ways to reverse bit order in a byte, I'm curious as to what is the "simplest" for a developer to implement. And by reversing I mean:
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