7.47 January 21, 2014
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Top new questions this week:
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[Moving maximum
function?]\url{http://mathematica.stackexchange.com/questions/40526/moving-
maximum-function}
How can I construct a moving maximum function?
For example, if I have a list of 12 values: { 5, 6, 9, 3, 2, 6, 7, 8, 1,
1, 4, 7 } and I want to maximize over 3 values then the expected result
would ...
- asked by Tyler Durden (11 votes), answered by rasher (16 votes)
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[AndersonDarlingTest and DistributionFitTest Leaking
Memory]\url{http://mathematica.stackexchange.com/questions/40661/andersonda
rlingtest-and-distributionfittest-leaking-memory}
I believe AndersonDarlingTest and probably all other tests are keeping a
copy of data somewhere and not freeing it:
Quit[]; (*Must be run in different cell*)
$HistoryLength = 0;
memdata = ...
- asked by Ajasja (8 votes), answered by Ajasja (2 votes)
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[Faster list duplicate
'limiter']\url{http://mathematica.stackexchange.com/questions/40765/faster-
list-duplicate-limiter}
Given some list, e.g., {5, 3, 2, 3, 1, 0, 1, 3, 5, 5, 4, 5, 1, 2, 5, 2,
2, 0, 1, 4}, I need to limit the duplicates, if any, to an arbitrarily
chosen number. The excess duplicates are to be chopped ...
- asked by rasher (7 votes), answered by rasher (4 votes)
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[When does a list contain only
ones?]\url{http://mathematica.stackexchange.com/questions/40670/when-does-a
-list-contain-only-ones}
I am starting with a list of length n that contains all -1's. For
instance, when n = 6 the list is {-1, -1, -1, -1, -1, -1}. I pick a
random integer from 1 to n and toggle the element by multiplying ...
- asked by bobbym (7 votes), answered by rasher (6 votes)
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[Converting StringJoin to StringForm inside
Hold]\url{http://mathematica.stackexchange.com/questions/40628/converting-s
tringjoin-to-stringform-inside-hold}
Let's say I have a piece of code:
Hold[{code1,
"asdad " <> ToString[testa] <> " adsd " <>
ToString[testb],
code2}] (*MWE ofc*)
which I want to convert. Each ...
- asked by Kuba (7 votes), answered by Leonid Shifrin (8 votes)
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[Graph databases / Nosql with
Mathematica]\url{http://mathematica.stackexchange.com/questions/40731/graph
-databases-nosql-with-mathematica}
I am very new to mathematica but it looks like an interesting language
and I would like to explore it for a future project to create a web
search engine. It seems like it would be fairly well suited ...
- asked by user2433617 (6 votes), answered by Mike Honeychurch (2 votes)
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[Counting adjacent elements in a
Matrix?]\url{http://mathematica.stackexchange.com/questions/40593/counting-
adjacent-elements-in-a-matrix}
To start, I have a situation where I have some matrix, for example
$$
A=\left[
\begin{matrix}
4&2&2&3&3\\
2&3&1&2&3\\
3&0&4&0&4\\
...
- asked by Alizter (6 votes), answered by Rojo (3 votes)
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Greatest hits from previous weeks:
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[Automatic e-mail/text message when a calculation has
finished?]\url{http://mathematica.stackexchange.com/questions/30167/automat
ic-e-mail-text-message-when-a-calculation-has-finished}
Sometimes Mathematica takes quite a while to finish calculations and it
would be convenient to be able to move away from the computer while it
is working. I was wondering if there is any "clever" hack ...
- asked by Paco (36 votes), answered by rm -rf (41 votes)
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[How to check if a 2D point is in a
polygon?]\url{http://mathematica.stackexchange.com/questions/9405/how-to-ch
eck-if-a-2d-point-is-in-a-polygon}
Background: I use code from An Efficient Test For A Point To Be In A
Convex Polygon Wolfram Demonstration to check if a point ( mouse pointer
) is in a ( convex ) polygon. Clearly this code fails for ...
- asked by ndroock1 (42 votes), answered by kguler (30 votes)
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Can you answer these?
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[Schedule programing problem with integer linear
programming]\url{http://mathematica.stackexchange.com/questions/40739/sched
ule-programing-problem-with-integer-linear-programming}
I know how to model this question on paper, but I don't know how doing
it in Mathematica.
Imagine , there is a university student who want to choose courses for
this semester and he got the ...
- asked by DSaad (4 votes)
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[Cannot compile OpenGL code in Mathematica (vc2010-windows
8.1)]\url{http://mathematica.stackexchange.com/questions/40705/cannot-compi
le-opengl-code-in-mathematica-vc2010-windows-8-1}
LinkError of OpenGL
My enviroment is windows 8.1 x64, Mathematica 9.0.1, opengl 1.1
targetDirectory = "E:\\Users\\Hyper\\Documents\\OpenGL";
sourceDirectory = ...
- asked by HyperGroups (1 vote)
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[BubbleChart bubble scale depends on y
position]\url{http://mathematica.stackexchange.com/questions/40576/bubblech
art-bubble-scale-depends-on-y-position}
I noticed that the scaling of bubbles in the BubbleChart function
depends on the y position of a bubble.
Compare these two examples.
BubbleChart[{{60.0, 20.0, 50.0}, {60.0, 90.0, 50.0}},
...
- asked by Jeff Lapides (1 vote)