8.20 April 29, 2013
==================================
Top new questions this week:
==================================
[Detecting patterns of black and white stones on a 2D
board]\url{http://mathematica.stackexchange.com/questions/46631/detecting-p
atterns-of-black-and-white-stones-on-a-2d-board}
I'm writing a program to play a game of Pente, and I'm struggling with
the following question:
What's the best way to detect patterns on a two-dimensional board?
For example, in Pente a pair of ...
- asked by Victor K. (20 votes), answered by Mr.Wizard (9 votes)
----------------------------
[Is there a better way to add elements to a Graphics expression
repeatedly?]\url{http://mathematica.stackexchange.com/questions/46746/is-th
ere-a-better-way-to-add-elements-to-a-graphics-expression-repeatedly}
Consider simple example where a set of points is generated and some are
displayed.
k = 10^5;
p = RandomReal[{-1, 1}, {k, 2}];
n = 2
Graphics[Dynamic@Point@p[[;; n]], Frame -> True, PlotRange -> ...
- asked by Kuba (13 votes), answered by Rom38 (5 votes)
----------------------------
[Full documentation for
AppearanceElements]\url{http://mathematica.stackexchange.com/questions/4679
2/full-documentation-for-appearanceelements}
As explained in this solution,
ListAnimate[Table[Plot[Sin[n x], {x, 0, 2}], {n, 3}]]//InputForm
will allow me to view the types of appearance element for the
ListAnimate controller. But the same ...
- asked by fairflow (8 votes), answered by Nasser (8 votes)
----------------------------
[StringReplace, ReplaceAll and Rule interact in a bizarre
way]\url{http://mathematica.stackexchange.com/questions/46611/stringreplace
-replaceall-and-rule-interact-in-a-bizarre-way}
I have the following pair of things:
ClearAll[foo, labeledFoo];
labeledFoo = {"FooBarBazQuux", foo};
This works like you'd expect:
labeledFoo /. hdr_String :>
StringReplace[hdr, ...
- asked by Pillsy (8 votes), answered by Leonid Shifrin (11 votes)
----------------------------
[Is it possible to create iOS apps with
Mathematica?]\url{http://mathematica.stackexchange.com/questions/46888/is-i
t-possible-to-create-ios-apps-with-mathematica}
I am fairly new to Mathematica and don't have much experience with other
programming languages, but I can already see that Mathematica and the
Wolfram language are far easier to use than most others.
...
- asked by Aron (7 votes), answered by Vitaliy Kaurov (9 votes)
----------------------------
[Creating a Mathieu stability
diagram]\url{http://mathematica.stackexchange.com/questions/46750/creating-
a-mathieu-stability-diagram}
I am attempting to re-create a Mathieu stability diagram like the one
shown here:
I expected that I could use MathieuC to generate this graph by assuming
that instability occurs when the function ...
- asked by bobthechemist (7 votes), answered by Oleksandr R. (10 votes)
----------------------------
[How to request financial data from Yahoo's
YQL?]\url{http://mathematica.stackexchange.com/questions/46760/how-to-reque
st-financial-data-from-yahoos-yql}
How can I download historical data from Yahoo ? Although Mathematica's
FinancialData function uses Yahoo it could be useful to have more
control on how to retrieve data from Yahoo's YQL.
- asked by Faysal Aberkane (7 votes), answered by Faysal Aberkane (12
votes)
==================================
Greatest hits from previous weeks:
==================================
[Get a "step by step" evaluation in
Mathematica]\url{http://mathematica.stackexchange.com/questions/148/get-a-s
tep-by-step-evaluation-in-mathematica}
Is it possible in Mathematica to get a step-by-step evaluation of some
functions; that's to say, outputting not only the result but all the
stages that have led to it?
Example : Let's say I want to ...
- asked by Skydreamer (50 votes), answered by J.M. (44 votes)
----------------------------
[How to create word
clouds?]\url{http://mathematica.stackexchange.com/questions/2334/how-to-cre
ate-word-clouds}
Word clouds are rather useless fancy and visually appealing plots, where
words are plotted with different sizes according to their frequency in a
corpus. Many applications exist out there (Wordle, ...
- asked by Istvan Zachar (91 votes), answered by Heike (78 votes)
==================================
Can you answer these?
==================================
[What is " (Dialog) Input [ ] := " after evaluating a
cell?]\url{http://mathematica.stackexchange.com/questions/46669/what-is-dia
log-input-after-evaluating-a-cell}
I have done a time-consuming run and calculation. After many hours (
about 7 hours!), the black color which shows that the cell is
evaluating, turn into gray and a strange text appears like this :
...
- asked by Shellp (2 votes)
----------------------------
[make mathematica recognize CCompiler and NVCC on remote Windows
machine]\url{http://mathematica.stackexchange.com/questions/46971/make-math
ematica-recognize-ccompiler-and-nvcc-on-remote-windows-machine}
I have setup a mathematica remote kernel on a Windows 7 64 bit machine,
which has MS Visual Studio 2010 installed. When I start mathematica on
the windows machine mathematica recognizes the MS ...
- asked by Wizard (1 vote)
----------------------------
[Function with a sharp resonance which Mathematica fails to integrate.
Why?]\url{http://mathematica.stackexchange.com/questions/46737/function-wit
h-a-sharp-resonance-which-mathematica-fails-to-integrate-why}
I'm a new user of Mathematica and I'm trying to use it to calculate the
collisional cross-section as a function of energy for a given potential
and decay rate. I know that the resulting function ...
- asked by Woody (3 votes)