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How to prove that a problem is NP complete?
... to it in polynomial time which makes the problem NP-Hard.
See the end of http://www.ics.uci.edu/~eppstein/161/960312.html for more.
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How do different retention policies affect my annotations?
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Unknown Column In Where Clause
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See the following MySQL manual page: http://dev.mysql.com/doc/refman/5.0/en/select.html
"A select_expr can be given an alias
using AS alias_name. The alias is used
as the expression's column name and
can be used in GROUP BY, ORDER BY, or
HAVING claus...
std::back_inserter for a std::set?
...n 2016 there was a proposal to have a "single argument inserter iterator".
https://isocpp.org/files/papers/p0471r0.html . I couldn't find if it the proposal advanced. I think it makes sense.
For now you can have this behavior defining the maker function:
template<class Container>
auto sinser...
What is the runtime performance cost of a Docker container?
I'd like to comprehensively understand the run-time performance cost of a Docker container. I've found references to networking anecdotally being ~100µs slower .
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How to see full symlink path
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Pretty git branch graphs
...ks and articles have some really pretty looking graphs of git branches and commits. How can I make high-quality printable images of git history?
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Can I use my existing git repo with openshift?
...suing locally:
git merge openshift/master -s recursive -X ours
With this command you tell git to merge the master branch in the openshift git repo with your local git repo. You tell it to merge using the recursive merging strategy and to choose your ("ours") version when there are conflicts.
Once...
Method overloading in Objective-C?
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What do *args and **kwargs mean? [duplicate]
...like this:
def my_sum(*args):
return sum(args)
It’s probably more commonly used in object-oriented programming, when you’re overriding a function, and want to call the original function with whatever arguments the user passes in.
You don’t actually have to call them args and kwargs, th...