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

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7
votes
1answer
135 views

How to programmatically mark and then select a subset of input cells?

I'm developing a package that needs to exert significant control over a notebook while a user interacts with it. One specific thing that it needs to do, programmatically, is to select a specific ...
7
votes
2answers
315 views

Evaluate Initialization Cells of another notebook

Although there may be better ways to get data and definitions from another notebook (packages, read/write dumps, ...), sometimes it is convenient to just evaluate the initialization cells from another ...
17
votes
2answers
412 views

Obtaining the number in CounterBox

Is there a way of obtaining the current number of a counterbox? Say for instance that in a new notebook you create 3 section cells. Then by evaluating the command: ...
14
votes
1answer
438 views

What is the real default CellEvaluationFunction?

The default CellEvaluationFunction is Identity but one can quickly see that this is handled specially as an equivalent function, ...
8
votes
5answers
1k views

How to enter textual subscripts and superscripts?

When I add a sub- or superscript to a letter in a "Text" cell using the "Writing Assistant" palette this letter becomes Italic: ...
5
votes
2answers
517 views

Close subgroup of cells and keep them closed

Styles can be used to give your calculation a book-like structure; with chapters, sections and paragraphs. Closing those subgroups of cells you don't want to see is then very powerful to create visual ...
4
votes
1answer
409 views

Running a package automatically when it's saved

When developing some new code (eg. a function to analyse something) I usually make a .m and .nb file. The code goes in to .m is then called from the .nb. But sometimes I forget to run the package ...
11
votes
2answers
446 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: ...
10
votes
1answer
233 views

Mouse gestures or keyboard shortcuts for navigating forward/backward in the documentation center

Is there any way to get gestures (e.g. trackpad- or Magic-Mouse-swiping left/right) to work for navigating forward and backward in the Mathematica help browser, particularly on a Mac? If not, what are ...
9
votes
1answer
155 views

Tracking Initialization

How to track Initialization step by step? Any tricky solution is ok. One condition, x should be ...
9
votes
1answer
1k views

Manipulate (Linux version of Mathematica)

I'm runnning Mathematica 9 on Ubuntu 11.10. After installing CDF player I still have problem (most of time) with Manipulate. Only way I'm able to change value of a ...
4
votes
2answers
404 views

Custom (physics) dictionary for mathematica (used for word-processing, spell checking)

Is there a dictonary available that contains physics slang like spinor, vacua, gauge etc.?? How would one integrate such a file (or a simple text file containing the words) into the front-end without ...
26
votes
0answers
613 views

Changing FrontEnd automatic scrolling in version 8

In Mathematica versions < 8, the FrontEnd has a very intelligent behavior: On evaluation, it by default automatically scrolls down the Notebook window to the last printed Output cell but also ...
16
votes
0answers
158 views

Front ends gone wild with named slots

Bug introduced in version 10, persisting through 10.3 Assume the following simple expression {#"Test"}& Now go in front of the ...
14
votes
0answers
120 views

Why does the Ver. 10.0 FrontEnd lose matching of parentheses when we insert quotations?

I am running Mathematica 10.0.1 on a four-year old iMac running OS 10.6.8. The following irritating behavior occurs regularly: I have a list with parentheses, and later on I need to add something to ...
12
votes
2answers
264 views

Evaluate selection in new window or new notebook?

Sometimes when you have long code you need to check some part of this code. the way I am using currently is to selected the part that I want and then copy it to new notebook and then evaluate it ...
11
votes
1answer
436 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 ...
11
votes
2answers
382 views

Memory leak in FE?

A very abridged example of what was originally a major leak ...
9
votes
0answers
219 views

After editing a file Mathematica 10 interprets […]^2 as […(])^2

Bug introduced in 10.0 and persisting through 10.2 or later This is a very weird bug and I don't really know how to reproduce it, so I'll just copy-paste the whole code ...
7
votes
2answers
378 views

Revert FullForm-ed text to prettyprinted

Sometimes strings in a notebook/package file end up garbled due to some unknown/unintentional conversion of the expression/cell/notebook. I could not find a way to revert such unreadable text to its ...
6
votes
1answer
159 views

How to let output and message be print to two separate external files?

How to let output and message be print to two separate external files? Also, I'd like the content print out to have similar look as when it's print inside the notebook, i.e. it should be in ...
4
votes
1answer
291 views

Mathematica script - Using front end

I'm running Mathematica on OS X and I want to create an Automator action that converts spreadsheet files. I have written this script: ...
4
votes
2answers
245 views

How to work around Column cutting off a pixel row from images?

I have a problem where Column will occasionally cut off a single pixel from the top of images. To reproduce the problem, evaluate this: ...
3
votes
1answer
481 views

Use different kernels for different Notebooks

I know that the command LaunchKernels[] starts up four kernels on my machine: ...
3
votes
1answer
256 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: ...
10
votes
4answers
315 views

Why do quote marks appear in output when saved with Save Selection As?

Update #2: This behavior has been confirm across platforms and in multiple versions. Therefore: Is this a bug or a feature? Can I disable this "feature" so that copying a selection of Cell contents ...
5
votes
0answers
101 views

More frugal display of usage messages in auto-completion popup – possible? [duplicate]

Update: I think the more general question I should have asked is: How should I write usage messages to work well with auto-completion? Is there documentation on how to prepare a package for convenient ...
5
votes
1answer
243 views

Why does the Front End group backslashes into pairs?

What is \\ for? Help finds nothing on it. An odd number of backslashes greater than one are grouped by two and the last one is displayed with a different color. ...
4
votes
2answers
371 views

How to rotate 3D graphics in ListAnimate … without making a mess?

Manipulate is, of course, wonderful … but there are LOTS of examples that are simply far too computationally intensive to use live real-time animations for. In such ...
4
votes
2answers
1k views

Why isn't autosave enabled by default?

While I've come across several ways to implement/enable autosave (see: Is there a notebook autosave frequency configuration?, Saving my code before cell evaluations: Insurance against front end ...
3
votes
2answers
231 views

Difference between double quotes

I have a notebook and I enter something like PlotLabel->"my label with dynamic number "<>ToString[strange] and I get errors like However, the double ...
3
votes
1answer
208 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") ...
3
votes
1answer
361 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 ...
2
votes
1answer
176 views

Error when attempting to save Notebook. Cause and solution?

I am experiencing an error attempting to save a modified Notebook in Mathematica 10 under Windows. The error I get is: ...
1
vote
0answers
129 views

How can I protect my notebook file with a password to open and save changes?

I want to protect my .nb file with a password, because now I'm using a free access computer in my university. Everybody student in my university can use that computer and I do not want my .nb file can ...
1
vote
1answer
61 views

Table of sections with CellPrint

I am trying to produce a table of sections with each section containing a DynamicModule. My two questions are: (1) How do I produce grouped sections that are folded ...
1
vote
1answer
215 views

Front End Find feature broken in Version 10 with OSX Mavericks?

I installed Mathematica 10 and on my Macbook-Pro with OSX Mavricks. I was most frustrated to find that the front-end Find feature doesn't work. Do others have this problem? Is it possible something ...
20
votes
2answers
457 views

If I have a very large Popup Menu list how can I make that searchable?

Imagine that you have a PopupMenu's list that requires a lot of scrolling through the selections. Is there a way to create a control that will only display a ...
7
votes
2answers
494 views

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 ...
34
votes
2answers
2k views

Mathematica 10 Notebook Fonts Look Bad

Bug introduced in 10.0.0 and persisting through 10.3.0 or later I've upgraded my home installation of Mathematica from version 9 to 10 today on a Windows 8.1 machine, and I'm getting a weird font ...
16
votes
3answers
1k views

WYSIWYG table creating and editing

In Microsoft Office OneNote 2010, creating and editing tables is easy. There are simple toolbar controls for creating tables: , and editing them once they exist: . My question is, what's an easy ...
13
votes
1answer
697 views

High Contrast Syntax-Highlighting

I have a neurological disorder which causes me to have migraines if I look at a white computer screen. To combat this, I have put the following at the top of all of my Mathematica notebooks: ...
12
votes
4answers
5k views

How to change default notebook background color?

How does one change the default notebook background color?
7
votes
1answer
223 views

How can I add arbitrary code into DefaultKeyTranslations.tr?

The solution to this question on how to get latex code for a text cell (which Mathematica doesn't do correctly) was formulated as a palette but I need it as a keyboard shortcut. How can I add an ...
19
votes
2answers
613 views

What is the FrontEnd?

Can anyone sort out what the Front-End is, how it is structured and what its relationship to the Kernel is. The FrontEnd is mentioned quite often but elusively avoids to be caught and clearly defined. ...
13
votes
5answers
325 views

Is it possible to cause a notebook to be hidden when pressing the close button?

Is it possible to cause a notebook to be hidden (Visible -> False) instead of closing it when pressing the close button in the title bar? The ...
8
votes
2answers
710 views

Developing domain specific languages and computational knowledge engines using Mathematica

In one of Leonid Shifrin's excellent summaries, he mentioned that MMA capabilities include developing Domain Specific Languages (DSL). I'd like to develop a Health care IT application that can ...
20
votes
1answer
1k views

Mathematica 10.1.0.0 (OS X) high CPU usage even for empty notebook

Bug fixed in 10.1.0 (see answer for details) Since update to 10.1.0.0 Mathematica has a high CPU usage even when no evaluation is running (even for empty notebook opened). I am running OS X ...
12
votes
4answers
2k views

How to select and delete all Output cells?

How to select and delete all Output cells in multiple notebooks programmatically without needing to (manually) opening them? How to define a hot key for deleting all Output cells within a notebook ...
9
votes
1answer
185 views

In version 10 EvaluationCompletionAction “ShowTiming” no longer gives useful output; any solutions?

Bug introduced in 10.0.0, fixed in 10.0.2 In version 10 using this Front End option no longer gives useful output: ...