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Has anyone tried both J programming language form jsoftware and R language. After some search I faced incanter which is based on clojure. I want to learn a statistical language for data analysis. Which one do you prefer? Why?
Please consider conditions...
Started by Gok Demir on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
Code is succinct/terse object-oriented....
This was my answer:
I don't know R out.
However, you can have both worlds using RA question similar to this was asked recently on the J forum .
Much easier as you get more skilled in J programming.
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Are there any websites or blogs with programming challenges specifically for R users?
Started by Christopher Albon on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
One I know is http others posts on it, many people submit they code, I saw... .
But you'll find a good number of R entries, where you can solve problems in any programming language you wish.
I don't know of any specifically for R users.
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I have a matrix and I would like to know if it is diagonalizable. How do I do this in the R programming language?
Started by dataspora on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
In R that looks like:
m <- matrix( c(1:16), nrow = 4) p <- eigen % % solve(p)] should be the same as m
and yes, I totally stole that from the R Wiki ..
Us back the original matrix.
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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 ...
Started by harshsinghal on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
The projects that taught me the most about how to program with R had nothing to do with statistics knows R .....
On the subject: "Software for Data Analysis: Programming with R", by John Chambers , the creator of the S.
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What are some good practices for programming in R ?
Since R is a special-purpose language that I don't use all the time, I typically just hack together some quick scripts that do what I need.
But what are some tips for writing clean and efficient R code...
Answer Snippets (Read the full thread at stackoverflow):
Using a coding style guide best practices from CRAN:
create a package, this opens the door to running R CMD check which is very in the \examples{} section of the documentation....
I recommend following coding guidelines such as Google's R Style Guide .
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Can someone point me to a good tutorial for using vectorized programming methods in R. At the moment it feels very magical to me and I don't really understand what R's doing. Especially with regards to if statements and addressing values neighboring rows...
Started by Christian on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Intro to High....
Other than that, decent general purpose documents about R and programming in R are e.g.
I have a few versions of my and poke around .
I am not aware of a specific tutorial on vectorized programming for R.
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Possible Duplicate:
Books for learning the R language
As subject states, I need recommendation for "Introcudion to" R language book.
Started by Jox on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
A LinkedIn discussion -- What is the best book on the R programming with R (Statistics and Computing) (Paperback) by Peter Dalgaard
See the StackOverflow question Books for learning the R....
Publications related to R .
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R is a scripting language, but is it fast? It seems like a lot of the packages used by R are actually compiled from C. Does anyone have an example of how using languages like C or Java instead of R caused a noticeable increase in speed? Is there a fair...
Started by User1 on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
However, it's not hard to write R functions in C, so if you find you're doing a lot of work in R and there's one function....
No, R is not fast, but it is very easy to use and a very efficient tool if you need to do a lot of stats work.
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I have a C program which compiles and runs fine under Linux without any warnings, but when trying to compile it on SunOS, I get the following warning:
test.c: In function `my_function': test.c:412: warning: implicit declaration of function `strerror_r...
Started by Jenna on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
It looks like you'll have to use strerror compiling against doesn't provide the... .
I just checked on an old Solaris 2.8 box and strerror_r is not available.
It looks like strerror_r may not be available on that platform.
Best regards, Tom.
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Hi, can anyone suggest me a book about linux shell programming?
Dazza
Started by MainID on
, 11 posts
by 11 people.
Answer Snippets (Read the full thread at stackoverflow):
Pick Mastering Unix Shell Scripting if you need something more sheets you may like too:
--... .
This posting has into shell programming in some depth.
To Linux(R) Commands, Editors, and Shell Programming or Classic Shell Scripting .
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