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Is R's apply family more than syntactic sugar?
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> system.time(tapply(X,list(Y,Z),mean))
user system elapsed
0.06 0.00 0.06
There you go. What did I win? ;-)
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How to implement has_many :through relationships with Mongoid and mongodb?
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answered Aug 13 '11 at 20:06
SteveSteve
14.6k33 gold badges4141 silver badges3939 bronze badges
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What is the __del__ method, How to call it?
... and then: see http://mail.python.org/pipermail/python-ideas/2009-October/006194.html.
The __del__ function can cheat, saving a reference to an object, and stopping the garbage collection.
Exceptions explicitly raised in __del__ are ignored.
__del__ complements __new__ far more than __init__. This g...
Convert JavaScript string in dot notation into an object reference
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answered Jun 18 '11 at 5:06
joekarljoekarl
2,0381212 silver badges2323 bronze badges
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Most useful NLog configurations [closed]
...nclude)
– Newtopian
Feb 7 '13 at 19:06
2
This worked, although I had to write "good" XML by inclu...
Using smart pointers for class members
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answered Mar 26 '13 at 23:06
Andy ProwlAndy Prowl
111k1818 gold badges348348 silver badges430430 bronze badges
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How come a non-const reference cannot bind to a temporary object?
...ument to g().
– sbi
Nov 8 '14 at 23:06
Umm, what did you mean by getx() (and not get(x))?
– Sexy...
Build an ASCII chart of the most commonly used words in a given text [closed]
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206
shell, grep, tr, grep, sort, uniq, sort, head, perl
~ % wc -c wfg
209 wfg
~ % cat wfg
egrep -oi \\b[a-z]+|tr A-Z a-z|egrep -wv 'the|and|of|to|a|i|it|in|or|is'|sort|uniq -c|sort -nr|head -22|perl -lape'($f,$w)=@F;$.>1o...
std::vector performance regression when enabling C++11
... ( +- 5.69% )
0 CPU-migrations # 0.006 K/sec ( +- 66.67% )
19,801 page-faults # 0.559 M/sec
99,028,466 cycles # 2.795 GHz ( +- 1.89% ) [77.53%]...
What is the difference between a strongly typed language and a statically typed language?
...he VM.
– Adam Gent
Apr 24 '10 at 21:06
2
I'm so confused now! Okay, dear great gladiators of the ...