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What should main() return in C and C++?
What is the correct (most efficient) way to define the main() function in C and C++ — int main() or void main() — and why? And how about the arguments?
If int main() then return 1 or return 0 ?
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How do you set, clear, and toggle a single bit?
How do you set, clear, and toggle a bit?
30 Answers
30
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How do I calculate square root in Python?
Why does Python give the "wrong" answer?
10 Answers
10
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Why does `a == b or c or d` always evaluate to True?
I am writing a security system that denies access to unauthorized users.
3 Answers
3
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How to find out which package version is loaded in R?
I am in a process of figuring out how to use my university cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location.
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Using CSS how to change only the 2nd column of a table
Using css only, how can I override the css of only the 2nd column of a table.
5 Answers
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How to get a index value from foreach loop in jstl
I have a value set in the request object like the following,
5 Answers
5
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Methods inside enum in C#
In Java, it's possible to have methods inside an enum.
6 Answers
6
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Regex not operator
Is there an NOT operator in Regexes?
Like in that string : "(2001) (asdf) (dasd1123_asd 21.01.2011 zqge)(dzqge) name (20019)"
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How do you split a list into evenly sized chunks?
I have a list of arbitrary length, and I need to split it up into equal size chunks and operate on it. There are some obvious ways to do this, like keeping a counter and two lists, and when the second list fills up, add it to the first list and empty the second list for the next round of data, but t...