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Determine if map contains a value for a key?
...o std::map::end()
so
map<int,Bar>::iterator it = m.find('2');
Bar b3;
if(it != m.end())
{
//element found;
b3 = it->second;
}
Obviously you can write your own getValue() routine if you want (also in C++, there is no reason to use out), but I would suspect that once you get the han...
Remove a symlink to a directory
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1320
# this works:
rm foo
# versus this, which doesn't:
rm foo/
Basically, you need to tell it to...
Which is better option to use for dividing an integer number by 2?
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23 Answers
23
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GIT commit as different user without email / or only email
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edited May 23 '17 at 11:47
Community♦
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answered Jul 20 '12 at 12:48
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Datepicker: How to popup datepicker when click on edittext
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edited Dec 4 '18 at 8:30
Alireza Noorali
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answ...
How to remove only underline from a:before?
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edited Jun 28 '13 at 0:41
answered Jan 11 '12 at 13:56
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How to rename a single column in a data.frame?
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354
colnames(trSamp)[2] <- "newname2"
attempts to set the second column's name. Your object ...
How do you attach and detach from Docker's process?
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edited Jan 31 at 19:28
Josh Correia
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Can I get “&&” or “-and” to work in PowerShell?
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Jay BazuziJay Bazuzi
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Why is volatile not considered useful in multithreaded C or C++ programming?
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Lightness Races in Orbit
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answered Mar 20 '10 at 23:17
jalfjalf
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