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How to count TRUE values in a logical vector
...le(z)["TRUE"] # gives you 1
length(z[z == TRUE]) # f3lix answer, gives you 2 (because NA indexing returns values)
So I think the safest is to use na.rm = TRUE:
sum(z, na.rm = TRUE) # best way to count TRUE values
(which gives 1). I think that table solution is less efficient (look at the code o...
What is the purpose of wrapping whole Javascript files in anonymous functions like “(function(){ … }
...! But localFunction1 is a reference to me!
};
function localFunction2() {
//I'm named!
}
}
In the above scenario, you can call globalFunction() from anywhere, but you cannot call localFunction1 or localFunction2.
What you're doing when you write (function() { ... })(), is you're m...
Trying to git pull with error: cannot open .git/FETCH_HEAD: Permission denied
...
29 Answers
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How to use Sphinx's autodoc to document a class's __init__(self) method?
...ose with names like __special__) be documented by autodoc.
Since Sphinx 1.2, this option takes arguments which makes it more useful than it was previously.
Use automethod:
.. autoclass:: MyClass
:members:
.. automethod:: __init__
This has to be added for every class (cannot be used...
How to execute Python scripts in Windows?
I have a simple script blah.py (using Python 2):
10 Answers
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How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?
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I guess the @Scheduled annotation is out of question. So maybe a solution for you would be to u...
Force HTML5 youtube video
...utube servers?
– UpTheCreek
Mar 3 '12 at 13:02
1
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Is it a bad practice to use negative margins in Android?
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In 2010, @RomainGuy (core Android engineer) stated that negative margins had unspecified behavior.
In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout.
In 2016, @RomainGuy stated tha...
converting CSV/XLS to JSON? [closed]
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edited Jan 27 '14 at 12:03
robertc
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