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What is the copy-and-swap idiom?
...s we are rid of the need for a self-assignment check, allowing a single uniform implementation of operator=. (Additionally, we no longer have a performance penalty on non-self-assignments.)
And that is the copy-and-swap idiom.
What about C++11?
The next version of C++, C++11, makes one very impor...
Visual Studio opens the default browser instead of Internet Explorer
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Jon LimjapJon Limjap
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How to clear the interpreter console?
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87
Well, here's a quick hack:
>>> clear = "\n" * 100
>>> print clear
>>&g...
Undo a particular commit in Git that's been pushed to remote repos
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Thank youThank you
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How to git-cherry-pick only changes to certain files?
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I usually use the -p flag with a git checkout from the other branch which I find easier and mor...
Is a one column table good design? [closed]
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87
Yes, it's certainly good design to design a table in such a way as to make it most efficient. ...
rsync error: failed to set times on “/foo/bar”: Operation not permitted
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The issue is probably due to /foo/bar not being owned by the writing process on a remote darwin...
How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
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Stick a puts query_object.class somewhere to see what type of object your working with, then lo...
Meaning of $? (dollar question mark) in shell scripts
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Arnaud Le BlancArnaud Le Blanc
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Image, saved to sdcard, doesn't appear in Android's Gallery app
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hackbodhackbod
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