Questions related to the Mathematica front-end (graphical user interface).

learn more… | top users | synonyms

1
vote
1answer
61 views

Palette created by my code doesn't work

I think I am lost on some basic issue ... I created two CellTags, tagone and tagtwo If I create this palette inputting the following code by hand I get a beautifully working palette that makes me ...
3
votes
1answer
226 views

Autocomplete short symbol names in non-global context

Is it possible in v9 to autocomplete the short symbol names when one is operating in a context other than Global`? I.e. after evaluating the following: ...
1
vote
1answer
325 views

Comment color in a notebook

My requirement: Comments should appear within a notebook in blue and font size 12 and in Courier by default. This should work on not just my machine (by tweaking the preference of MY Mathematica) ...
4
votes
1answer
84 views

How to keep track of notebook dimensions

I want to create a cell that will resize automatically if the notebook is resized. I was hoping to find some function called NotebookDimensions[], and use it dynamically.
2
votes
0answers
82 views

Is there a function similar to SQL's Iserror? [duplicate]

I have an output which I want to hide if there is an error otherwise display it. The output is a Dynamic[output] so I can't simply use something like ...
3
votes
1answer
291 views

How to configure two Mathematica in different places with different settings

For some reasons, I should use two language versions Mathematica. The most reason is I want to see the comparison of Help page(English version and Chinese version) to improve my English, both are ...
3
votes
1answer
178 views

Prevent Mathematica from “romanizing” a string of letters?

When I'm authoring in text style (Alt-7), I'll often include inline math. Whenever I enter two or more consecutive letters (e.g., $ax^2$), Mathematica will automatically "romanize" (or "un-italicize") ...
14
votes
1answer
264 views

How to programmatically remove menu items

I would like to do the opposite of what is described here. So rather than add a menu item I would like to programmatically remove one (or more). So given a knowledge of the structure of the menu *.tr ...
5
votes
0answers
137 views

What is the difference between NotebookEvaluate and FrontEndToken

I am wondering what exactly are the differences in using NotebookEvaluate[filename] vs ...
20
votes
1answer
2k views

Why are some function names red?

I need to evaluate Needs["GraphUtilities`"] before I can use functions such as GraphPath[]. When I do so, some functions get ...
4
votes
0answers
114 views

How to Check Spelling strings written inside input cells

Is it possible to check the spelling of strings? Strings are often used to show messages in my user interfaces, and I would like to have an automatic checking. Methods that export all the strings to ...
5
votes
0answers
121 views

How to keep $FrontEnd options from resetting?

I'm trying to get Mathematica to look in a different, version-tracked folder for the 'TextResources' files that it uses to build the Front End. I've prepended my version-tracked folder path to the ...
4
votes
0answers
268 views

Front-end glitch when interacting with dynamic content

This is now bugging me too much to ignore it anymore. When I interact with a notebook that has dynamic content, for example moving a slider, Mathematica regularly brings other open notebook windows to ...
0
votes
0answers
121 views

Scroll bar glitch when entering full screen mode at magnifications higher than 100%

I noticed that when I enter full-screen mode in Mathematica 9 (F12 for Windows) using a magnification of 125% (or any other number higher than 100%) there is a horizontal scroll bar at the bottom of ...
4
votes
1answer
180 views

Forcing Mathematica to recognize a symbol without defining it

In the Mathematica front-end, symbols that have been defined are colored black and symbols with no definition associated are colored blue. This is useful to prevent spelling mistakes. Also, defined ...
1
vote
1answer
134 views

how to show or find full path of file listed in the File->Open dialog?

This question was posted 2 days ago at community. I had a good answer but it does not quit do what I wanted. Hence I am trying here to see if someone might know of some other solution. Here is the ...
10
votes
1answer
383 views

Predictive interface eats my Esc key

After updating to version 9, I found the predict interface very helpful except there is a small problem always annoying me: Consider this: I have a list ...
4
votes
2answers
181 views

Character display color

I'm looking to cause the front end to display individual characters in a specific color, just in general, as a default sort of thing. For instance, the character "1" would always display as a red 1, ...
1
vote
0answers
139 views

Question about variable name autocompletion in $Mathematica$ 9 on OS X

For the command autocompletion, I can simply use Ctrk+K and then use Return or Tab to choose the completion. But when I want to autocomplete the local variables I have input, Ctrk+K works, but both ...
2
votes
1answer
60 views

Extract Style Attributes from Style[]

Can you extract the Style attributes from a variable. For example: var = Style["aString", Bold, 24] You can get back "aString" by using ToString[var] but I am ...
1
vote
1answer
103 views

Is it possible to create a output cell without generating a cell tag from the input cell

I give a CellTag to my Input Cell, but the output cell would also inherit the CellTag. Is it possible to control not inherit the CellTag? Sometimes I need the output cell with the CellTag, but ...
1
vote
0answers
256 views

Slow Open Dialog user Interface in Mac OSX Mavericks

The other day I noticed an interesting problem with Mathematica on the Mac. When I'm in the Mathematica application and try to open a mathematica file with the "Open" option of the file menu the open ...
6
votes
0answers
172 views

Documentation for user-defined functions; undocumented documentation feature?

I stumbled on some strange behaviour when trying out the new function template and documentation features, now purportedly working in v 9.0.1. I defined a function ...
14
votes
3answers
2k views

Collapse a section of a huge function

Is there an elegant way of hiding/collapsing/folding only a portion of a function? If functions could span multiple cells, this would have been straight-forward!
3
votes
0answers
41 views

Is it possible to enclose code into collapsible/expandable regions? [duplicate]

In some programming languages (e.g. C#, Visual Basic) there are language constructs that have no effect on the execution of code whatsoever, but exist solely to allow grouping fragments of code into ...
8
votes
1answer
67 views

How to introduce custom hot keys for the styles of cells?

In the JournalArticle StyleSheet there are useful hot keys Alt+6 for a DisplayFormulaNumbered and Alt+5 for the DisplayFormula. Such hot keys, however, are not present in the Default StyleSheet. Even ...
11
votes
3answers
198 views

How to collect expressions from cells created by Print?

I have a notebook where evaluation of a certain cell produced hundreds of adjacent output cells using Print. I need to create a list containing all expressions from ...
0
votes
0answers
84 views

Setting individual CellContext for each notebook loses autocomplete suggestions

I'm running Mathematica 9.0.1 under OS X. In order to have separate contexts for each of my notebooks, I used the instructions in the last part of the accepted answer from the following link: Is ...
5
votes
0answers
171 views

how to efficiently jump between sections in a notebook?

I have functions defined in some section of the notebook and some cells where I use these functions maaaaany pages below in the same notebook. If I want to go and change the definition of the function ...
30
votes
1answer
842 views

Open two copies of the same notebook

Is there a way to open one notebook in two (or more) different windows? This can be helpful when working with a long notebook and one wants to edit one part of it while looking at a different part. ...
0
votes
0answers
60 views

Can you set up a remote kernel for computation and a local kernel for predictive interface?

I am able to launch remote kernels from my Windows box to our Linux cluster that has the data I need and the capacity to run analysis (numerous & speedy cores, spacious memory, etc.). Works ...
2
votes
2answers
153 views

How can I change mouse hover behavior for hyperlinks in a notebook?

When I create a Hyperlink to a Youtube video in a text cell the link is colored blue like it would be in a browser. However, the mouse cursor does not change when ...
9
votes
1answer
639 views

Workflow in the Mathematica and Workbench IDE

After visiting one of the Wolfram presentations, I started writing code for my number theory research project in Mathematica because I found it to be faster than Sage. I downloaded Workbench and ...
12
votes
1answer
111 views

Is there a callback for notebook exit?

I know that $Epilog is called when Mathematica is exited; is there a callback upon exiting the notebook? If so, what is it?
37
votes
8answers
8k views

How can I improve Mathematica's resolution on a macbook retina display?

Mathematica looks a bit fuzzy on the retina screen, how can I increase the resolution? Here another screenshot showing a direct comparison between the browser and Mathematica
1
vote
1answer
163 views

Looking for a input template for Limit

I'm using v. 8. I'm looking for a limit input template (analogous to the integral template), but I can't seem to find it in any of the palettes. Can anyone help? Edit: I'm looking for a 2D input ...
3
votes
0answers
77 views

Copy string with markup so it looks good on input

How can I copy a string with a bunch of *Box expressions without it blowing up into the raw expression? ...
4
votes
1answer
147 views

Confusing font information from CurrentValue

I'm trying to programmatically get the width of a character in Mathematica's default fixed-width font, Courier. I believe CurrentValue holds the answer but I'm ...
3
votes
1answer
147 views

Time constraints on KernelExecute commands or MenuItems?

I'm trying to use Get to load some pretty substantial packages from a custom menu in the Mathematica toolbar (added via MenuSetup.tr). The problem is, the standard ...
7
votes
1answer
179 views

Understanding FullForm in front end

I want to understand the following effect better (In Mathematica 9) .. Or, maybe, is it a bug? Running the following line FullForm[Subscript[α,β_]] gives as ...
4
votes
0answers
337 views

Ugly font rendering (ubuntu 12, overrides system settings)

Mathematica 9 on Ubuntu 12 renders fonts very poorly. Text is readable, but it makes it very hard to concentrate on programming. Since smoothing on Ubuntu on low DPI screens isn't very good either, ...
11
votes
2answers
417 views

How can I make a cell that contains an image which can be shifted?

When you're looking at some help pages, they may have cells containing images which can be shifted within the cell by left-clicking and dragging the mouse. Here is a sample: ...
3
votes
1answer
114 views

Frontend coloring of Table[x, {x, 0, x}]

I have a small question about how the Mathematica frontend colours in the variables that appear in (wrongly written) iterators. More specifically, I'm intrigued by the colour of the third ...
4
votes
1answer
101 views

How to release $Mathematica$ from the $Pre HoldAllComplete lock

Not sure if posted before, but I'm asking this question from a Mathematica fellow user who tried to load expressions, whose problem soon turned into a prison break game featuring the following code. ...
30
votes
4answers
705 views

Usage of \[InvisibleApplication] and other related invisible characters

From the front end, \[InvisibleApplication] can be entered as Esc @ Esc, and is an invisible operator for @!. By an unfortunate ...
15
votes
2answers
322 views

MathKernel doesn't return all Messages

In Mathematica I run this command: Plot[Sin[x], {x, 1, 15}, GridLines -> error] It generates a Plot with this error message: A GridLines specification ...
9
votes
0answers
89 views

How to capture implicit fails in Plot or Show? [duplicate]

How can I make a construct similar to C++ functions: try{} catch{} I want to use it to avoid showing a lot of errors in the plot area when for example one of the ...
1
vote
1answer
41 views

Output cell written with NotebookWrite dissappears on whole notebook evaluation, yet remains if I individually evaluate it

Create a new notebook with the following two input cells: NotebookWrite[EvaluationNotebook[], Cell[BoxData[ToBoxes[Manipulator[Dynamic[x]]]], "Output"]] and ...
1
vote
1answer
162 views

keyboard sequence for Magnify in version 8?

It used to be that you could find a Magnify item in the Format menu of the Mathematica front-end, at the very bottom if I remember correctly. You could get at the item in Windows by a keyboard ...
2
votes
2answers
226 views

Make fraction with selection in denominator

Using ctrl/ you can make a fraction. If you have selected something it will appear in the numerator. Does there exist a shortcut to make the selected text appear in the denominator instead? If not, ...