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How to use timeit module
...sy with other tasks. All the timings are noisy -- the fastest time is the least noisy. It is easy to show that the fastest timings are the most reproducible and therefore the most useful when timing two different implementations.
– Raymond Hettinger
Apr 3 '12...
How should I read a file line-by-line in Python?
...hon 2.1 file reading that is safe from unclosed file handler would take at least 5 lines.
– Lie Ryan
Jul 19 '12 at 12:33
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Catching java.lang.OutOfMemoryError?
...VM is dying (or already dead) anyway and by catching the Error there is at least a chance of cleanup.
The caveat is that you have to target the catching of these types of errors only in places where cleanup is possible. Don't blanket catch(Throwable t) {} everywhere or nonsense like that.
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Rails formatting date
...(Year, Month, Day):
%Y - Year with century (can be negative, 4 digits at least)
-0001, 0000, 1995, 2009, 14292, etc.
%C - year / 100 (round down. 20 in 2009)
%y - year % 100 (00..99)
%m - Month of the year, zero-padded (01..12)
%_m blank-padded ( 1..12)
%-m ...
What is state-of-the-art for text rendering in OpenGL as of version 4.1? [closed]
...ficial documentation in the OpenGL extension registry
USPTO has granted at least four patents to Kilgard/Nvidia in connection with NVpr, of which you should probably be aware of, in case you want to implement StC by yourself: US8698837, US8698808, US8704830 and US8730253. Note that there are somethi...
What does gcc's ffast-math actually do?
...es and things like auto-vectorization. In principle, GCC should perform at least as good (usually better in my experience) as MSVC. When that isn't the case, you've probably made a subtle mistake which MSVC just ignores but which causes GCC to disable an optimization. You should give both options if...
Namespace + functions versus static methods on a class
...ces>
class MyMath
{
// routines operate on datatype T, preserving at least decimalPlaces precision
};
// math routines for manufacturing calculations
typedef MyMath<double, 4> CAMMath;
// math routines for on-screen displays
typedef MyMath<float, 2> PreviewMath;
If you don't nee...
In absence of preprocessor macros, is there a way to define practical scheme specific flags at proje
...ing that I can't just call the macro straight up in the swift code, but at least now I only have one place in the project to worry about turning my debug flag on/off.
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What are the pros and cons of performing calculations in sql vs. in your application
...manages to fetch more than one row per system call. Row at a time takes at least four system calls.
– wildplasser
Sep 22 '11 at 22:42
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What's the point of having pointers in Go?
... they contain such a "feature"... It's confusing and seems unnecessary, at least to the people pointing this out here.
– Akito
Aug 23 at 18:23
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