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How to learn R as a programming language [closed]
I'd like to know how to learn the R language as as 'programming' language as opposed to learning it as a statistical system. My question is prompted by lack of understanding of such functions as parse, eval, etc. which may not find frequent use by an R user with a 'statistics' persuasion.
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FileSystemWatcher vs polling to watch for file changes
... used is to wrap our own class around, where the wrapper class ALSO uses a timer to check on occasion that the watcher is still going.
– Joel Coehoorn
Oct 27 '08 at 14:16
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How to reference a method in javadoc?
How can I use the @link tag to link to a method?
3 Answers
3
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Check if all elements in a list are identical
...and checkEqual3 it's harder to adapt comparison from a == b to a is b.
timeit result, for Python 2.7 and (only s1, s4, s7, s9 should return True)
s1 = [1] * 5000
s2 = [1] * 4999 + [2]
s3 = [2] + [1]*4999
s4 = [set([9])] * 5000
s5 = [set([9])] * 4999 + [set([10])]
s6 = [set([10])] + [set([9])] *...
Is a successor for TeX/LaTeX in sight? [closed]
...nuth offers $327.68 for every bug found in TeX, and has done so for a long time. A lot of thought has gone into it, with Knuth's characteristic pursuit of perfection. Every aspect of it is configurable, the code is public domain (well except for the restriction that if you make modifications you mus...
Xcode duplicate/delete line
Coming from Eclipse and having been used to duplicate lines all the time, it's pretty strange finding out that Xcode has no such function. Or does it?
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Python: fastest way to create a list of n lists
...on loop using
d = numpy.empty((n, 0)).tolist()
but this is actually 2.5 times slower than the list comprehension.
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%Like% Query in spring JpaRepository
I would like to write a like query in JpaRepository but it is not returning anything :
9 Answers
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How can I select and upload multiple files with HTML and PHP, using HTTP POST?
...le"> . However, I am having trouble doing uploading more than one at a time.
9 Answers
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What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
32 Answers
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