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How do I replace NA values with zeros in an R dataframe?
..., forLp_Sbst doesn't seem like a way anyone should consider approaching it vs forLp_smplfSbst
– Frank
Mar 7 '17 at 18:23
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What is an undefined reference/unresolved external symbol error and how do I fix it?
...de.
Incorrectly importing/exporting methods/classes across modules/dll. (MSVS specific)
Circular library dependency
undefined reference to `WinMain@16'
Interdependent library order
Multiple source files of the same name
Mistyping or not including the .lib extension when using the #pragma (Microsoft ...
Haskell: Lists, Arrays, Vectors, Sequences
...DIT: Based on comments I realize I never explained when to use Data.Vector vs Data.Sequence. Arrays and Vectors provide extremely fast indexing and slicing operations, but are fundamentally transient (imperative) data structures. Pure functional data structures like Data.Sequence and [] let effici...
Efficiency of purely functional programming
...hen taking a look at benchmarks game performances for functional languages vs. procedural/OO ones.
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Should I use SVN or Git? [closed]
...f an answer I made of some duplicate question since then deleted about Git vs. SVN (September 2009).
Better? Aside from the usual link WhyGitIsBetterThanX, they are different:
one is a Central VCS based on cheap copy for branches and tags
the other (Git) is a distributed VCS based on a graph of re...
Why switch is faster than if
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tableswitch vs loopuswitch: stackoverflow.com/questions/10287700/…
– Ciro Santilli 郝海东冠状病六四事件法轮功
Jun 24 '15 at 16:35
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Pointer expressions: *ptr++, *++ptr and ++*ptr
...H'++? If you said 'I', you've forgotten (already!) our discussion of value vs. side effect with postfix increment. Remember, 'H'++ evaluates to the current value of 'H'. So that first printf() is going to print 'H'. Then, as a side effect, that 'H' is going to be incremented to 'I'. The second print...
What is the use of interface constants?
...14159;
public static final double PLANCK_CONSTANT = 6.62606896e-34;
}
vs
public interface Constants {
double PI = 3.14159;
double PLANCK_CONSTANT = 6.62606896e-34;
}
Same usage. Much less code.
Bad practice?
I think @Pascal Thivent 's answer has the wrong emphasis, here is my version ...
multiprocessing.Pool: When to use apply, apply_async or map?
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Regarding apply vs map:
pool.apply(f, args): f is only executed in ONE of the workers of the pool. So ONE of the processes in the pool will run f(args).
pool.map(f, iterable): This method chops the iterable into a number of chunks which it...
Generate a heatmap in MatPlotLib using a scatter data set
...iddle of a side, only the ratio is smaller (2/sqrt(3) ≈ 1.15 for hexagon vs. sqrt(2) ≈ 1.41 for square). The only shape where the distance from the center to every point on the border is equal is the circle.
– Jaan
May 25 '14 at 18:46
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