isomorphismes

Great Cacapon, WV

http://isomorphism.es

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Use tryCatch skip to next value of loop upon error?

r error-handling exception-handling try-catch asked Nov 11, 2011 at 12:20

stackoverflow.com

92 votes

Why are loops slow in R?

performance r apply asked Aug 22, 2011 at 2:59

stackoverflow.com

81 votes

Why would you `cat /dev/null > /var/log/messages`?

linux bash asked Dec 6, 2014 at 19:40

superuser.com

66 votes

Functions which are Continuous, but not Bicontinuous

general-topology examples-counterexamples asked Sep 30, 2011 at 16:02

math.stackexchange.com

48 votes

Can I download CTAN packages from the command-line? (Ubuntu)

packages ubuntu ctan asked Sep 9, 2011 at 19:55

tex.stackexchange.com

44 votes

How can I preview HTML documents from the command line?

command-line html asked Aug 23, 2011 at 20:09

askubuntu.com

43 votes

Ranges in Haskell (GHCi)

haskell asked Oct 31, 2011 at 18:46

stackoverflow.com

33 votes

How do I add a directory to MANPATH or INFOPATH?

manpage info asked Sep 10, 2011 at 1:36

askubuntu.com

29 votes

(Organic) Chemistry for Mathematicians

group-theory finite-groups semigroups noncommutative-algebra chemistry asked Jun 23, 2011 at 15:49

math.stackexchange.com

26 votes

Why does dust gather in corners?

physics applications multivariable-calculus asked Dec 11, 2010 at 7:42

math.stackexchange.com

Top Answers

148

Grouping functions (tapply, by, aggregate) and the *apply family

stackoverflow.com

What is a lambda (function)?

stackoverflow.com

tmux bottom status bar color change

unix.stackexchange.com

Intuition behind Matrix Multiplication

math.stackexchange.com

Making sense of principal component analysis, eigenvectors & eigenvalues

stats.stackexchange.com

How do I reorder tmux windows?

superuser.com

Fourier transform for dummies

math.stackexchange.com

Plot two graphs in a same plot

stackoverflow.com

Exception handling in R

stackoverflow.com

Non-Scientific questions solved by mathematics

math.stackexchange.com

Is there software that can fill PDF forms?

askubuntu.com

Do complex numbers really exist?

math.stackexchange.com

What are the benefits of learning Vim?

stackoverflow.com

What is the difference between ri and rdoc

stackoverflow.com

Why can we prove mathematically that a formula to solve an (n+5) order polynomial does not exist?

math.stackexchange.com

Why is the gradient normal?

mathoverflow.net

Benefits of EBS vs. instance-store (and vice-versa)

stackoverflow.com

Are there other nice math books close to the style of Tristan Needham?

mathoverflow.net

Hedging stocks with VIX futures

quant.stackexchange.com

Can I use my powers for good?

math.stackexchange.com

Vim cannot find syntax.vim

askubuntu.com

In (relatively) simple words: What is an inverse limit?

math.stackexchange.com

How to write popular mathematics well?

mathoverflow.net

What is a covector and what is it used for?

math.stackexchange.com

How does IPv4 Subnetting Work?

serverfault.com

How are correlation and cointegration related?

quant.stackexchange.com

List of Interesting Math Blogs

math.stackexchange.com

What is convolution intuitively?

mathoverflow.net

What is a diffeomorphism?

math.stackexchange.com

Is there a continuous Taylor/MacLaurin transform (like the Fourier transform)?

math.stackexchange.com