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Performance of FOR vs FOREACH in PHP
...crotime(true) - $start, " Seconds\n";
And the results:
Completed in 0.0073502063751221 Seconds
Completed in 0.0019769668579102 Seconds
Completed in 0.0011849403381348 Seconds
Completed in 0.00111985206604 Seconds
So if you're modifying the array in the loop, it's several times faster to use ref...
Most simple but complete CMake example
...src/main.cpp).
– Arne
Apr 6 '16 at 17:18
4
@SteveLorimer yes often did I have to invoke cmake aga...
Are memory leaks ever ok? [closed]
...
57
True and not true at the same time. Ultimate most of us are wage slaves and any desire for craftsmanship must take a back seat to the requi...
Is it possible to implement dynamic getters/setters in JavaScript?
...
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edited Nov 27 '18 at 14:05
answered Oct 25 '11 at 15:47
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Default constructor vs. inline field initialization
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davindavin
39.4k77 gold badges7070 silver badges7777 bronze badges
add a comm...
stringstream, string, and char* conversion confusion
...ssion).
– Martin York
Sep 4 '09 at 17:34
1
@sbi: Ok, thanks, that is more clear. Strictly speakin...
C++ unordered_map using a custom class type as the key
... // http://stackoverflow.com/a/1646913/126995
size_t res = 17;
res = res * 31 + hash<string>()( k.first );
res = res * 31 + hash<string>()( k.second );
res = res * 31 + hash<int>()( k.third );
return res;
}
...
How do I put a bunch of uncommitted changes aside while working on something else
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answered Jul 17 '12 at 9:57
Adam HouldsworthAdam Houldsworth
58.8k99 gold badges134134 silver badges172172 bronze badges
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Exporting functions from a DLL with dllexport
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joshperryjoshperry
36.7k1414 gold badges8181 silver badges9797 bronze badges
...
what exactly is device pixel ratio?
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167
Short answer
The device pixel ratio is the ratio between physical pixels and logical pixels. Fo...