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Why does the C preprocessor interpret the word “linux” as the constant “1”?
...took advantage of the predefined unix macro:
main() { printf(&unix["\021%six\012\0"],(unix)["have"]+"fun"-0x60);}
It prints "unix", but for reasons that have absolutely nothing to do with the spelling of the macro name.
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Find an element in a list of tuples
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240
If you just want the first number to match you can do it like this:
[item for item in a if it...
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How to sort a list of strings numerically?
...t do anything with the results. What you want is:
list1 = ["1","10","3","22","23","4","2","200"]
list1 = [int(x) for x in list1]
list1.sort()
If for some reason you need to keep strings instead of ints (usually a bad idea, but maybe you need to preserve leading zeros or something), you can use a...
Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
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Adding a parameter to the URL with JavaScript
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What is the difference between the | and || or operators?
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Is there common street addresses database design for all addresses of the world? [closed]
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How to make shallow git submodules?
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New in the upcoming git1.8.4 (July 2013):
"git submodule update" can optionally clone the submodule repositories shallowly.
(And git 2.10 Q3 2016 allows to record that with git config -f .gitmodules submodule.<name>.shallow true.
See the end of th...
How do you match only valid roman numerals with a regular expression?
...mple:
0: <empty> matched by M{0}
1000: M matched by M{1}
2000: MM matched by M{2}
3000: MMM matched by M{3}
4000: MMMM matched by M{4}
You could, of course, use something like M* to allow any number (including zero) of thousands, if you want to allow bigger numbers...