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Why are unnamed namespaces used and what are their benefits?
...amespaces are a utility to make an identifier translation unit local. They behave as if you would choose a unique name per translation unit for a namespace:
namespace unique { /* empty */ }
using namespace unique;
namespace unique { /* namespace body. stuff in here */ }
The extra step using the e...
Is there a 'foreach' function in Python 3?
...it in javascript, I always think if there's an foreach function it would be convenience. By foreach I mean the function which is described below:
...
How can I ensure that a division of integers is always rounded up?
... that a division of integers is always rounded up if necessary. Is there a better way than this? There is a lot of casting going on. :-)
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Stack smashing detected
...
Stack Smashing here is actually caused due to a protection mechanism used by gcc to detect buffer overflow errors. For example in the following snippet:
#include <stdio.h>
void func()
{
char array[10];
gets(array);
}
int main(int argc, char **argv)
{
func();
}
The compiler, (...
jQuery duplicate DIV into another DIV
...me jquery help copying a DIV into another DIV and hoping that this is possible. I have the following HTML:
5 Answers
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When to use margin vs padding in CSS [closed]
When writing CSS, is there a particular rule or guideline that should be used in deciding when to use margin and when to use padding ?
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How do I get the first element from an IEnumerable in .net?
I often want to grab the first element of an IEnumerable<T> in .net, and I haven't found a nice way to do it. The best I've come up with is:
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Hidden features of Scala
What are the hidden features of Scala that every Scala developer should be aware of?
28 Answers
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How does collections.defaultdict work?
I've read the examples in python docs, but still can't figure out what this method means. Can somebody help? Here are two examples from the python docs
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Undo a merge by pull request?
Someone accepted a pull request which they shouldn't have. Now we have a bunch of broken code merged in. How do you undo a pull request? I was just going to revert the changes to the commit just before the merge, but I noticed that it merged in a bunch of commits. So now there are all these commits ...