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Efficient string concatenation in C++
...ly will have much better efficiency simply by using operator += instead.
Now after that disclaimer, I will answer your actual question...
The efficiency of the STL string class depends on the implementation of STL you are using.
You could guarantee efficiency and have greater control yourself by...
How can I configure the font size for the tree item in the package explorer in Eclipse?
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The "there is now way" clause is no longer applicable/correct for modern versions of eclipse. It must have been a great answer at some point in time, but this site is not a good fit for evolving Q&A for new versions of software. See ot...
How to round up a number to nearest 10?
...n ($r <= 5) : $roundee - $r : $roundee + (10 - $r);
}
Edit: I didn't know (and it's not well documented on the site) that round now supports "negative" precision, so you can more easily use
$round = round($roundee, -1);
Edit again: If you always want to round up, you can try
function roundU...
How to get the nvidia driver version from the command line?
...y not be the version that is actually running as part of your kernel right now.
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How to crop circular area from bitmap in Android
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Thanks. your code works spectacular. Now I can also crop using path (Polygon).
– DearDhruv
Sep 21 '13 at 8:58
2
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How to hide reference counts in VS2013?
...references' indicators, that would reduce unnecessary repetition. Anybody know if that is possible?
– GONeale
Oct 28 '13 at 0:51
4
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How to randomly sort (scramble) an array in Ruby?
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Built in now:
[1,2,3,4].shuffle => [2, 1, 3, 4]
[1,2,3,4].shuffle => [1, 3, 2, 4]
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Jump into interface implementation in Eclipse IDE
You know how in Eclipse, pressing F3 over a method will take you to its declaration? Well I have a method that is part of an interface; clicking F3 over this naturally takes me to the declaring interface.
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How to show a dialog to confirm that the user wishes to exit an Android Activity?
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This is the method() what I am looking for but I did not know where to call this method().
– user2841300
Dec 18 '13 at 9:07
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How to allow to accept only image files?
...turn;
}
// here you can do whatever you want with your image. Now you are sure that it is an image
}
}
