7.36 April 15, 2014
==================================
Top new questions this week:
==================================
[Programming paradigm
change]\url{http://mathematica.stackexchange.com/questions/45829/programmin
g-paradigm-change}
I'm new to Mathematica, I've been learning by myself, and, being a Java
developer for some time, it makes it hard to adapt.
I've tried to solve a Reddit challenge, and I came up with this
solution:
...
- asked by MHero (20 votes), answered by WReach (30 votes)
----------------------------
[C Code generated from Mathematica not
working?]\url{http://mathematica.stackexchange.com/questions/45619/c-code-g
enerated-from-mathematica-not-working}
I am a .Net developer. I'm trying to build a Visual C++ application
using C code generated from Mathematica (by another person). I don't
have Mathematica installed on my machine. When I try to compile ...
- asked by pag (10 votes)
----------------------------
[What kind of check does DirectoryQ exactly
perform?]\url{http://mathematica.stackexchange.com/questions/45793/what-kin
d-of-check-does-directoryq-exactly-perform}
I'm using Mathematica 9.0.1 on Windows XP and my drive letters are
assigned as follows: C: and D: are hard local disks, while E: is
assigned to some removable media. Now, the situation is as follows
...
- asked by mitochondrial (9 votes), answered by librik (12 votes)
----------------------------
[What is the most efficient way to map a linked
list?]\url{http://mathematica.stackexchange.com/questions/45593/what-is-the
-most-efficient-way-to-map-a-linked-list}
In order to work with lists effectively using common recursive patterns
from functional programming, it's often most convenient to worked with
the "linked list" representation, that looks like this:
...
- asked by Pillsy (8 votes), answered by Leonid Shifrin (9 votes)
----------------------------
[How to protect functions in a Mathematica
Package?]\url{http://mathematica.stackexchange.com/questions/45773/how-to-p
rotect-functions-in-a-mathematica-package}
I'm writing a Mathematica Package with many functions, but only two can
be seen/public. I have:
BeginPackage["VolumeReserves`"];
startInterface::usage = "...";
detailRock::usage = "...";
(* ...
- asked by Lory Lory (8 votes), answered by halirutan (8 votes)
----------------------------
[How to change the appearance of a group
opener?]\url{http://mathematica.stackexchange.com/questions/46082/how-to-ch
ange-the-appearance-of-a-group-opener}
I would like to change the GroupOpener appearance. In the present Mma
design it is too small and can be missed by a reader unfamiliar with
Mma. I know, how to change its color through the ...
- asked by Alexei Boulbitch (7 votes)
----------------------------
[Equivalence under common
permutations]\url{http://mathematica.stackexchange.com/questions/45851/equi
valence-under-common-permutations}
I have lists which consists of sublists of equal length. The outer list
is regarded as a multiset (that is, permutations of the sublists don't
matter, but repetitions do), but the order in the ...
- asked by celtschk (7 votes), answered by Leonid Shifrin (3 votes)
==================================
Greatest hits from previous weeks:
==================================
[Even Fibonacci
numbers]\url{http://mathematica.stackexchange.com/questions/37266/even-fibo
nacci-numbers}
Today, I found the Euler Project. Problem #2 is
Each new term in the Fibonacci sequence is generated by adding the
previous two terms. By starting with 1 and 2, the first 10 terms will
be:
1, ...
- asked by Tangshutao (22 votes), answered by rcollyer (29 votes)
----------------------------
[Problem with
NonlinearModelFit]\url{http://mathematica.stackexchange.com/questions/2309/
problem-with-nonlinearmodelfit}
I'm having trouble with a non-linear fit:
fit = NonlinearModelFit[data,
y0 + A Sin[\[Pi] (x - xc)/w], {y0, xc, A, w}, x]
where data has about 15 thousand points and looks like this:
The data ...
- asked by becko (14 votes), answered by Oleksandr R. (25 votes)
==================================
Can you answer these?
==================================
[Automatic replacing of [ with
[]]\url{http://mathematica.stackexchange.com/questions/45992/automatic-repl
acing-of-with}
I tried to modify the KeyEventTranslations.tr file in order to always
place a closed bracket instead of an open bracket once I press [.
However once I press [ after the modification nothing happens ...
- asked by Max1 (6 votes)
----------------------------
[Setting an initial value for
ListAnimate?]\url{http://mathematica.stackexchange.com/questions/45892/sett
ing-an-initial-value-for-listanimate}
ListAnimate is fairly similar to Manipulate, but while Manipulate has a
simple way to request an initial value for the manipulation parameter, I
haven't found a way to tell ListAnimate to start with a ...
- asked by Steve (1 vote)
----------------------------
[How can I select two lists from a list of lists so that I receive the
system of equations has only rational
solutions?]\url{http://mathematica.stackexchange.com/questions/45877/how-ca
n-i-select-two-lists-from-a-list-of-lists-so-that-i-receive-the-system-o
f}
I want to make a sytem of equations has the form
$$\begin{cases}
a_1x^2+b_1y^2 + c_1xy+d_1x + e_1y+3=0,\\
a_2x^2+b_2y^2 + c_2xy+d_2x + e_2y+3=0.
\end{cases}$$
so that the given system of equations has ...
- asked by minthao_2011 (1 vote)