Questions tagged [dynamic]
Questions relating to the dynamic family of functions in Mathematica, such as Dynamic, DynamicModule and Manipulate.
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What changes in Dynamic have occurred from Mathematica 7 to Mathematica 8 that might induce incompatibilities?
I have a function that outputs a Manipulate (say
FAnimated[params_]:= Manipulate[F[params,t], {Time, Animator[t]}]
where F ...
- 153
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Update only one element in a dynamic grid?
I've got a grid of buttons that each display an image from an array. When a button is clicked, its image changes.
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How can I compare a dynamic variable with a literal in Mathematica?
I'm doing a Mathematica Notebook and I want to make an alarm clock. Something like this:
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- 41
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Detecting double click events
Is there a way to detect double click events? I did not find anything on the doc page of EventHandler.
Use case: I want to re-implement the ...
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Plot on command within DynamicModule?
Suppose I have a DynamicModule with all sorts of controls to set some parameters for a graphics object.
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Undocumented Dynamic Function question
In the code below the value displayed next to the slider may be correct, and should be the result of The value of x for cyL and ...
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Generating graphs interactively (GUI)
I want to create graphs interactively using a GUI. I thought of using a ClickPane[] environment. The code I have (in part borrowed from the Documentation) works ...
- 3,385
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How to improve this code for exploring large matrices?
What I'm actually trying to do is to elaborate this question. I'd like to use Pane with scrollbars enabled to explore large (sparse) matrices like this one:
Here ...
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Switching off Dynamic updating on a cell by cell basis
Is there a simple way to switch off Dynamic evaluation for a particular cell? I usually delete the cell if it disturbs other evaluations or affects the performance ...
- 2,025
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Avoid crash in recursive Dynamic
With the following Dynamic cell, I can reproducibly crash Mathematica, so do not try this unless you have saved all your work!
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Module vs DynamicModule for a dynamic variables in a grid. || Spelling Bee
When my daughter asked me help with her spelling homework, for me the obvious thing to do was to write a Mathematica program for it.
The words:
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How to anchor a Pane's scroll position to the bottom?
Suppose I have a Pane containing some dynamic text, for example that is being updated by a logging function.
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- 2,105
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I want to update a financial chart when I select a new stock from a popup menu
I have the following code:
Read all the DOW jones financial instruments
instruments = FinancialData["^DJI", "Members"]
Then I create a dynamic variable called ...
- 91
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Checking from a preemptive evaluation whether a main evaluation is ongoing
How can I programmatically check from a preemptive evaluation whether a main evaluation is currently ongoing?
I need a function mainEvaluationOngoingQ[] so that
<...
- 231k
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How to create interrelated sliders?
Say I want a slider that controls the value of $x$ and another slider that controls the value of $2x$, how would I go about it?
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How can I set the speed of manipulate play button?
Can you set the speed at which a Manipulate plays when the play button is clicked?
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Using DynamicModule variables outside the DynamicModule
Take the following example for hiding/showing a notebook through a Checkbox:
...
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Usage Examples for DynamicWrapper
I am looking for practical uses of the function DynamicWrapper . I read documentation and know whatever it says. I would appreciate a clear example of a useful ...
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Is it possible to use Begin and End inside a Manipulate?
May be someone can explain why I can't use Begin["context`"] and End[] inside a Manipulate ...
- 129k
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How can I share objects with dynamic content with non-Mathematica users?
Often when I construct some cool Manipulate[] function, I would like to share it with others—non-Mathematica users. Some software, notably Cinderella, ...
- 4,639
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Using GraphHighlight interactively
I want to build a small GUI, where the user can select either a single edge or a single node of a graph. I got to this point:
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Why is the Locator snapping back to the original coordinates? How can I prevent this?
Take the following code:
p = {3, 3};
Graphics[Circle[{5, 5}, 5], Epilog -> Dynamic@Locator[Dynamic[p]],
Axes -> True, GridLines -> {{3}, {3}}]
Whenever ...
- 231k
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What are the most common (usual) ways to make palettes with non-trivial functionality?
What are the best (most robust and most convenient) ways to create palettes that can be installed permanently (using Palettes -> Install Palette...) and are safe ...
- 231k
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What causes Manipulate to stop evaluating expressions?
I'm working on a N-body simulation within Mathematica, and currently I have something along these lines:
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Why do buttons with ChoiceDialog freeze the front end?
Pressing the button below will freeze my front end. An unpainted white dialog box comes up, then it completely freezes, and I need to forcibly kill the front end. CPU usage stays at zero during this....
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