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What's the status of multicore programming in Haskell?
...el Haskell
Google published their experience report on the use of Haskell (PDF)
Intel announced the Concurrent Collections for Haskell library, including scalability numbers -- scaling results for 32 and 48 cores
Sun/Oracle bought us a machine and funded work on improving parallel performance.
Recen...
How to fix the aspect ratio in ggplot?
...unding box.
(I also suggest you use ggsave to save your resulting plot to pdf/png/etc, rather than the pdf(); print(p); dev.off() sequence.)
library(ggplot2)
df <- data.frame(
x = runif(100, 0, 5),
y = runif(100, 0, 5))
ggplot(df, aes(x=x, y=y)) + geom_point() + coord_fixed()
...
What is an intuitive explanation of the Expectation Maximization technique? [closed]
...er guesses:
likelihood_of_red = stats.norm(red_mean_guess, red_std_guess).pdf(both_colours)
likelihood_of_blue = stats.norm(blue_mean_guess, blue_std_guess).pdf(both_colours)
Here, we have simply put each data point into the probability density function for a normal distribution using our current...
Folder structure for a Node.js project
...ets, client-side JavaScript)
/assets/images contains image files
/assets/pdf contains static pdf files
/css contains style sheets (or compiled output by a css engine)
/js contains client side JavaScript
/controllers contain all your express routes, separated by module/area of your application (no...
What is the “assert” function?
...ndard draft
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2012/n3337.pdf
19.3 Assertions
1 The header <cassert>, described in (Table 42), provides a macro for documenting C ++ program assertions
and a mechanism for disabling the assertion checks.
2 The contents are the same a...
How do I put two increment statements in a C++ 'for' loop?
... Ok. From open-std.org/jtc1/sc22/wg21/docs/papers/2009/n2857.pdf section 6.5.3 the last part is an "expression". (Although 1.6 #2 defines an "expression-list" as a "list of expressions separated by commas", this construct does not appear in 6.5.3.). This means that when we write "++i,+...
Why are C character literals ints instead of chars?
..."high level assembler".
(See 6.3.3 on page 6-25 of http://www.dmv.net/dec/pdf/macro.pdf)
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How can we make xkcd style graphs?
... +
theme(text=element_text(size=16, family="xkcd"))
ggsave("xkcd_ggplot.pdf", plot=p, width=4, height=4)
## needed for Windows:
## Sys.setenv(R_GSCMD = "C:/Program Files/gs/gs9.05/bin/gswin32c.exe")
embed_fonts("xkcd_ggplot.pdf")
...
Find running median from a stream of integers
....biz/2013/09/16/… and the paper that it refers to is here: arxiv.org/pdf/1407.1121v1.pdf This is called "Frugal Streaming"
– Paul Chernoch
Aug 24 '15 at 16:23
...
Why is the String class declared final in Java?
...aoticjava.com/posts/gc-tips-and-memory-leaks/
http://java.sun.com/j2se/1.5/pdf/jdk50_ts_guide.pdf
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