Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.
2
votes
1answer
33 views
Refresh dynamic variable when used with Get
I came across this issue with a more complicated program I was working on.
Suppose we have a volatile variable data:
...
0
votes
2answers
46 views
Automatically evaluating related cells
I have the cells:
In[1]:= l = 2 + 2;
In[2]:= l >= 5
After evaluating them:
Out[2]:= False
Is there a way to evaluate ...
2
votes
1answer
51 views
How can I find ,Which InputField was recently updated?
I have 4 InputFields.I want to find which InputField was recently Updated out of all ...
4
votes
2answers
59 views
Cusom PopupMenu file selector
Lately I come across what I think not uninteresting problem which is a good exercise for the usage of Dynamic. Assume you have files in a directory structure (a ...
0
votes
1answer
139 views
How to display data in a Dynamic Pane?
How to display data in a Dynamic Pane
without exponents?
Some data:
data = Range[1, 1000];
Slider data has to be added to data:
...
0
votes
1answer
49 views
How to dynamically update background colors using TrackedSymbols?
I wrote 2 functions names are BooleanTest and MainTest.The following code is below
...
1
vote
0answers
54 views
Problem with dynamic interaction between functions?
I have written two functions one for creating list of InputField
...
3
votes
2answers
104 views
Interactively Manipulate Code
Bear with me, I'm a noob; I simply want to create a radio button bar that selects whether I want to add or subtract two numbers:
...
1
vote
0answers
77 views
Dynamically filling matrix with a[[n,m]] = 1/a[[m,n]]
I'm building a square matrix, with 1s on the diagonal and elements in U the inverse of elements in L, which are random integers drawn from the sequence 1, ..., 9. Given the nature of the problem I ...
4
votes
1answer
70 views
How can I monitor and detect when a website has changed?
I'd like to detect when a website has changed, in particular when new products are announced on a site that doesn't change to often. Here's the code I wrote but I don't think it is perfect. Also the ...
0
votes
1answer
30 views
Is SynchronousUpdating->False supposed to make this simple Dynamic example work?
x = 0; Dynamic[{x, Button["+1", Pause[6]; x++]}, SynchronousUpdating -> False]
The documentation states that Dynamic and Manipulate will abort synchronous ...
2
votes
2answers
74 views
How to prevent errors in Manipulate with ListPlot when a result is an empty list?
I am trying to plot two lists, where one is the reference list, and the other is only used to select and highlight the first list. Basically, I want to use the selection list ...
3
votes
1answer
74 views
Automatically tracing and keeping ViewPoints in a list while manually rotating 3D graphics
I will need to make a video from the manual rotation of a 3D graphics. In order to do this, I will need to record the set of all view points that I made during rotation. There is method that we can ...
4
votes
1answer
63 views
Using the mouse coordinates to index a matrix
I would like to "write" on to a matrix using the mouse. That is, I would like to use the integer value of Locator coordinates (p) to index a matrix. Then, if the mouse button is down, write a 1 in ...
6
votes
2answers
109 views
Making ColorSetter work like a PasteButton
I might be missing something obvious here. I am building a palette for constructing code to make certain graphics. The idea is that my colleagues can click buttons instead of having to know the right ...
-3
votes
1answer
107 views
How can you show data in a CDF Animate Graphic?
I want to show (dynamically) the curvature and torsion in a CDF to understand the quantitative measure of any points. Do you know what I have to do to show data in a ...
2
votes
0answers
42 views
Non-preemptive evaluation of a dynamic function? [duplicate]
I want to monitor a long calculation that is triggered by the release of a Slider. While one can indicate running calculations when the main evaluation loop is ...
2
votes
1answer
75 views
Combining two notebooks
I have a notebook which contain all the variables and defined functions. I want to do two tasks. As an example, I want to find the density and energy which have equations in terms of above mentioned ...
4
votes
2answers
141 views
How to dynamically update Locator[] constraints?
I need to visualize Menelaus' theorem for a triangle with moving locators for each of six points. So the vertexes of the triangle can move in any possible way, and the three points on the sides of the ...
1
vote
0answers
67 views
How can I increase the speed of a dynamic visualization of a Raster3D?
I have big list of data. Its length is 56203*100 and I partitioned biglist into 100 sublists, so each sublist length is ...
4
votes
2answers
188 views
How can I change a Slider's appearance?
I am using Mathematica 9.0 and Windows 7. I want to create a Slider that looks like the following:
I tried the following:
...
6
votes
3answers
156 views
How to use custom Dynamic inside Manipulate
I was wondering if it is possible to use a custom Dynamic[var, function] inside a Manipulate. The reason for the need is this:
...
14
votes
3answers
217 views
Using Refresh[..] with TrackedSymbols
This is a very basic question, but I don't understand the following behavior. The usage to Refresh reads
represents an object whose value in a Dynamic should be ...
3
votes
1answer
69 views
Alternative updating of a dynamic expression
I am looking for a solution to selectively update a dynamic expression expr which is dependent on multiple control variables ...
10
votes
0answers
192 views
How do I stop my joystick from rotating a 3D graphic?
I am trying to use Mathematica to illustrate mixed strategies in Game Theory. I want my students to be able to use common joysticks as controllers. What I find, however, is that in addition to doing ...
1
vote
0answers
40 views
SendMail in Dynamic Refresh executed continuously in a loop. UpdateInterval and TrackedSymbols ignored! [closed]
I am writing a program that simulates water storage with combined rain and pump fed supply. To allow a hypothetic employee in control to overview the situation while inspecting some remote locations ...
7
votes
1answer
115 views
Time range selector à la InteractiveTradingChart
I have time series data and I would like to interactively select a part of it. This problem is beautifully solved in the lower part of the InteractiveTradingChart command:
I would like to be able ...
3
votes
2answers
110 views
In a Manipulate[], control timing of Autorun
I've made a gauge like instrument that will get used to prompt someone to maintain rhythmic breathing patterns during heart/brain coherence training.
...
3
votes
1answer
104 views
How to force Pane to always scroll to end of content? [duplicate]
Mathematica seems to know about the actual end of content position in a Pane if given large enough (but not too large$^1$) initial position value. Here, the ...
1
vote
0answers
96 views
How can I control Dynamic property?
I wrote a function, name as testingand saved in .m file.
if you evaluate this function, we will get ...
0
votes
2answers
86 views
Why does ; suppress Dynamic output? [duplicate]
Dynamic[x=7]; does not make x dynamic! But Dynamic[x=7;] makes ...
8
votes
2answers
204 views
Soft-Match String Comparison
I have a list of names in which I would like to check for duplicates. However, within the list, the duplicates may not show up as exact duplicates of each other - for instance,
...
13
votes
4answers
277 views
Is it possible to select outliers on a graph and determine the index of the outliers?
I have a large data set of experimental data for which I have determined a theoretical fit. However, for some of the experimental data I took, there was systematic error, leading to the data deviating ...
0
votes
1answer
70 views
TabView resets to default when selecting data using Control object
I have 3 drop down boxes on one of the tabs in my TabView. Two of the drop down boxes results are used in a Select statement to ...
10
votes
7answers
331 views
How to dynamically toggle curves on/off in a crowded Plot?
When multiple curves appear in a single plot, it is useful to interactively turn certain curves on or off to visually compare smaller numbers of curves. It is trivial to put a quick dynamic together, ...
3
votes
2answers
125 views
How to make DynamicModule work without an extra ENTER
I've been trying to learn more about DynamicModule (I do not use them, as I used Manipulate all the time).
After some time ...
3
votes
2answers
123 views
Why does the syntax highlighter color a local symbol red inside DynamicModule?
I am adding a Module inside DynamicModule here is an example (thanks to @rm-rf for this simple example)
...
1
vote
0answers
30 views
how to interactively select points inside certain region in a plot [duplicate]
Very often I encounter a situation that I want to select some points inside certain areas of a plot. For example,
...
1
vote
0answers
60 views
System Dialog Input with Button
I am trying to create a button that uses SystemDialogInput["FileOpen"] to browse for a file and assigns the file name to a variable.
For example:
...
16
votes
2answers
377 views
Dynamically splitting Disks with Mouseover
I've recently stumbled across this site: Koalas to the Max, and the first thought that came to my mind was "I want to recreate this with Mathematica".
As a first step I tried to create a ...
8
votes
2answers
267 views
Dynamic graphics are less responsive inside a Manipulate
I have some code which displays a GraphPlot and allows the user to click on any vertex in the graph to display some information about that vertex in a popup window. ...
75
votes
1answer
12k views
Mathematica Minecraft
Some time ago I asked myself: with all these great graphics and interactive capabilities of Mathematica, what kinds of 3D games can be implemented in it? And the answer which came to mind is ...
1
vote
1answer
78 views
EventHandler {“MouseDown”, 1} with PassEventsDown -> True not working as expected
I want my EventHandler to respond only to left mouse clicks and pass the right mouse click to the built in event handler.
I have tried
...
1
vote
1answer
119 views
Cell output controlled by CellFrameLabel Checkbox?
The following generates a Cell that returns the state of the checkbox when evaluated:
...
0
votes
1answer
111 views
Can't see dynamic updating when my function is evaluated inside Dynamic [duplicate]
I defined a function, solve, with a free variable n, which changes while solve is running. Therefore, evaluating
...
2
votes
1answer
102 views
Resetting an animation with a custom button
I have the following code, which accepts a function via an InputField, and then gradually draws that function in a Plot using ...
14
votes
4answers
176 views
How to Initiate a queued evaluation from a Dynamic GUI without using a Button
I have a Dynamic-based GUI, and one part of it will kick off a calculation that could take longer than the default 5-second dynamic timeout.
I know that ...
4
votes
2answers
175 views
Moving From Dynamic Module to Manipulate
In trying to implement Vitaly's suggestion about how to take control of Locator events,
I have been able to make headway using ...
13
votes
2answers
331 views
Documentation searches hang frequently: Anyone else dealing with this?
I've been struggling with a number of hangs, dynamic timeouts, and outright crashes when using the search/documentation center in version 9. I've tried uninstalling/reinstalling and clearing ...
0
votes
1answer
225 views
