Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.

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2
votes
2answers
183 views

Adding Dynamic functionality to a Graph

I would like to make the edges and vertices of a Graph interactive, a simple demonstration is to change their colors: ...
5
votes
1answer
144 views

DynamicModule variables that retain values during code reloading

At times I'll find myself building a some interface component where I want to have some localized dynamic variables, and while testing I might realize that some bit of the code needs to change, which ...
1
vote
1answer
89 views

Performing operations on function lists

I am exploring the use of Dynamic variables for the ViewPoint and ViewVertical options in a ...
0
votes
0answers
36 views

I'm definitely giving an integer, but I get Nest::intnm [duplicate]

I am attempting to make a small interactive plot that displays the plot of Cos iterated its times. Whenever I try to evaluate my ...
0
votes
0answers
199 views

Is it possible to create an event handler for changes in values of variables?

I am creating a networking application in Mathematica that runs a non-stop simulation, and periodically receives new information from the remote server that affects the simulation. Whenever values ...
10
votes
1answer
190 views

Why is my rasterized graphic blank?

Consider the following code: ...
6
votes
3answers
201 views

Displaying a locator that moves smoothly and updates some dynamic variables

I want to select a point on a graph and display a function of the coordinates value. Asking here a related question I learned to use Setting. Consider the example, where I display the coordinate ...
1
vote
2answers
181 views

Locator following other locator in DynamicModule

I'm trying to create a dynamic environment where I specify, using two locators, the initial condition (position (x,y) and velocity angle (alpha)) of a 2D particle. To simplify, I'm assuming the ...
14
votes
1answer
243 views

Dynamic and LibraryLink: dynamic visualization of a simulation

I am asking this question to save some time and I am expecting answers only from people who have tried something like this before. (I realize that I could just try it and see if it works, but that ...
2
votes
3answers
271 views

How to Export the current graphic state of a dynamic module?

After manipulating the graphics in a dynamic module like this: Synchronizing manual rotations for multiple Graphics3D outputs? How do I get at the current graphic so that I can Export the image? ...
4
votes
1answer
220 views

Dynamic legends involving show

My question is how do I get dynamic legends (legends that turn data on/off) to work with Show? This is an extension of an old question here; How to dynamically toggle curves on/off in a crowded ...
1
vote
2answers
196 views

TabView: Reset some dynamic variable on tab selection

Given a TabView panel like this one TabView[{ DynamicModule[{x = False}, {Checkbox[Dynamic[x]], Dynamic[x]}], "foo"}] I ...
2
votes
2answers
215 views

Create list via checkboxes

I am trying to achieve the following: Three (dynamically updated) Checkboxes (a, b and c) can be toggled on or off individually. Depending on their status, a ...
1
vote
0answers
60 views

Abridging Lists of Equations within NDSolve, Manipulate [duplicate]

I have a pretty little NDSolve function that I've finally decked out with manipulatable (by sliders) coefficients, which changes the graph in real time. However, I ...
33
votes
2answers
621 views

How safe is the use of Block and Internal`InheritedBlock

For many questions on this site answers are given which suggest to use Block and, especially for more advanced topics, ...
4
votes
1answer
91 views

Question about usage of Style as Dynamic object

I saw a Dynamic snippet in this answer, which wrote ...
8
votes
2answers
1k views

Dynamic graph visualisation using JLink/Java and GraphStream

Visualising the addition of new nodes and edges to a graph to 'watch it grow' is to something Mathematica is not suited to by default. However this type of animation really helps convey the emergence ...
0
votes
1answer
140 views

Dynamic Updating CreateDialog Problem

In this code, one cannot close the dialog window: {TogglerBar[Dynamic[x], Range[5]], Dynamic[x], Dynamic[CreateDialog[x]]} If I use ...
3
votes
1answer
122 views

Comparing data sets with fade transitions (Code speed-up)

I am using the utility below for data comparison. However, with my real (more complex) charts the processing is quite slow, so setting the Pause time under ...
5
votes
2answers
799 views

Equivalent of MATLAB's “hold on” function

I'm making an animation where the number of iterations is known. I tried using Dynamic, as I prefer updating in real time over generating data before plotting. I ...
0
votes
1answer
140 views

Labelling Curves Using ListLogLinearPlot within DynamicModule (So Close)

I currently have a large number of time-series datasets in the form where the name and time-series transposed data, so I have a list of lists of names for datasets and their time-dependant data. The ...
4
votes
2answers
127 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: ...
1
vote
2answers
101 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 ...
10
votes
1answer
387 views

Manipulate slider unresponsive after suspend in Linux

I've tested Linux Mathematica versions 7-9 on various Linux distributions, with identical problem: after suspend/resume cycle my Manipulate controls (i.e. sliders&buttons) appear unresponsive, ...
2
votes
1answer
86 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
153 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
218 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: ...
3
votes
2answers
146 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
3answers
261 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
144 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 ...
1
vote
1answer
57 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
309 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 ...
4
votes
1answer
151 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
130 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
135 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
164 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 ...
3
votes
0answers
63 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
155 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 ...
5
votes
2answers
277 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 ...
4
votes
2answers
275 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
403 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: ...
17
votes
3answers
445 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
145 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 ...
13
votes
1answer
347 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 ...
11
votes
1answer
188 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
230 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. ...
4
votes
1answer
266 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 ...
0
votes
2answers
167 views

Why does ; suppress Dynamic output? [duplicate]

Dynamic[x=7]; does not make x dynamic! But Dynamic[x=7;] makes ...
11
votes
2answers
389 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
474 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 ...