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

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6
votes
1answer
179 views

Switch actions of Shift+Enter and Enter in notebook interface?

How can I switch the functionality of the Enter and Shift+Enter key combinations in Windows? I find Matlab's interface more intuitive sometimes. By default in Mathematica's front-end, the ...
16
votes
2answers
266 views

What is the complete sequence of evaluations/transformations from submitting a cell to actual evaluation?

This question is inspired by that one. Reading it, I noticed that while (I think) I know what happens when entering an expression directly to the kernel (i.e. after typing ...
9
votes
0answers
77 views

Is “MaxMessageCount” broken or is its function counter-intuitive?

Behavior remains unchanged through Mathematica version 10.1.0 As noted by kguler the Front End option: MessageOptions -> "MaxMessageCount" does not appear to ...
2
votes
2answers
487 views

Mathematica not responding to clean start-up

I am currently running Linux (Ubuntu 14.04) and my copy of Mathematica suddenly started misbehaving. I am not sure what I did to invoke this. The splash screen when Mathematica is launched kept ...
7
votes
1answer
152 views

Why can't I abort main evaluation from ScheduledTasks (Service Link)?

FrontEndExecute[FrontEndToken["EvaluatorAbort"]] is equivalent of the menu item: Evaluation >> Abort. It works with ...
0
votes
0answers
41 views

Mathematica doesn't start anymore [duplicate]

the title already indicates my problem. I'm using mathematica on a mac (v.10). For a few days I can't start mathematica anymore. When I start it, it crashes immediately. I don't even get to the front ...
4
votes
1answer
43 views

Make Rasterize/Export use Notebook-specific options?

Sometimes I need Notebook-specific options such as Background color or FontProperties -> "ScreenResolution". (Ref: How to ...
2
votes
0answers
45 views

Mathematica stalling when attempting to “convert unit”

Twice now I have attempted to use the "convert unit" command on the bar below an output and it has caused the program to freeze, and not respond unless using the fix for the frozen kernal when opening ...
1
vote
1answer
153 views

Undo (CTRL Z as well as under edit) bug after pressing control shift [duplicate]

Bug introduced in 10.0 and fixed in 10.0.2 As some of you might know, if you press control + shift on windows, you change your keyboard layout. For example, : becomes ±. This happens sometimes in ...
14
votes
1answer
316 views

Multiple windows in Mathematica help

I'm new in Mathematica, and would like to know how can I open multiple help windows at the same time. It's this possible? I'm using Mac OS. I know it works for link in the help page with right mouse ...
0
votes
0answers
31 views

Initializing Kernels Problem [duplicate]

I have windows 8 and currently cannot open Mathematica 10. I was able to open it yesterday but am now stuck at the "Initializing Kernels" part and it just freezes. What exact steps do I need to follow ...
8
votes
0answers
77 views

What is a full list of cell styling options and sub-options?

I'm trying to customize a style sheet and have hit a few speed bumps and walls. Firstly, I can't see how to do a few specific things, like to set the color of the cell's left side label: Or how to ...
10
votes
2answers
4k views

Front end freezes on start-up

Update 2015 September 4: An incorrect paclet update was pushed recently that caused Mathematica to not hang on startup with "Initializing kernels". The problem and solution are described here: ...
5
votes
2answers
120 views

How to load a file in a directory inside the current working directory

How can I use something like that NotebookEvaluate[ "Mathematica\\SomeFile.nb"]; Instead of ...
5
votes
1answer
87 views

How to make a cell highlight on mouse down?

When a cell has WholeCellGroupOpener set to True, it becomes a clickable button that toggles its cell group open and closed. How can I make the cell change color ...
5
votes
1answer
127 views

How to close all tagged input cells without closing their output cells?

I have tagged certain Input cells I want to be closed during a presentation. I close them as follows: ...
2
votes
0answers
38 views

How to stop auto loading of previously opened notebooks [closed]

I'm trying to prevent Mathematica from opening previously opened notebooks when I start it up. I'm using version 10.0.0.0 on Mac OS X Yosemite. I've dug around in the preferences, and have tried ...
3
votes
1answer
68 views

Programatically align text in the Front End

One can select a cell and using the Front End menu perform Format -> Text Alignment -> Align at 25% Other options are given as well. I have learned from Stack Exchange how to create a button and ...
10
votes
2answers
394 views

Restrict Sensitivity of Locators in LocatorPane

We can restrict the movement of locators in a LocatorPane as follows: In the following example, the first locator's movement is confined to the x-axis and the ...
25
votes
2answers
834 views

Saving my code before cell evaluations: Insurance against front end hanging

I guess my programming working style is not unique. I develop programs one cell at a time, and when I have some confidence about what I did, I put all my mess together refining the code, building up ...
2
votes
1answer
48 views

How to programatically remove an option for all cells?

I'm trying to remove the CellGroupingRules options in every cell in a notebook. Eventually I opened the Notebook in a text ...
8
votes
3answers
384 views

Select Cells to End of Notebook

I'd like to create a keyboard shortcut that will allow me to select all of the cells from the current cell until the end of the notebook, similar to how ShiftCtrlEnd functions when editing text in ...
2
votes
1answer
177 views

Fraction shortcut not working, giving strange spacing character on german keyboard

So usually when you want to enter a fraction in Mathematica, you can do so by pressing "Ctrl+/". If you are on laptop with a german keyboard however, you will have to press "Ctrl+Shift+/" since you ...
30
votes
5answers
4k views

Mathematica 10 'Formatting Notebook Contents'

Mathematica 10 freezes while 'Formatting notebook contents'. This happens already during the startup of Mathematica and it takes a long time for Mathematica to recover. It can also happen when I am ...
3
votes
2answers
51 views

How to get highlighted text from event

I want to do the following: Given a text in a Mathematica dynamic module "at runtime". If some text is selected with the cursor/mouse, after the mouse button release, get the selected text. Thank ...
26
votes
1answer
850 views

Why are all the lines commented when I create a Mathematica script?

When I created a Mathematica script, I found that all my lines were commented out (when opened with vi or gedit or any other ...
1
vote
1answer
63 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
0answers
94 views

Frontend of 10.2 Really Slow / Dropping Input

I just updated from 10.0.1 to 10.2 in the hopes that it would fix an infuriating intermittent crashing issue and the frontend seems top be way slower and sometimes freezes for about a second dropping ...
3
votes
1answer
105 views

Preventing a Print expression from generating a new cell each time it executed [duplicate]

In reference to the following code: Button["Start", Print[Plot[x^3, {x, -1, 1}]]] When I click on the button the first time, I get a plot of $y = x^3$, perfect. ...
1
vote
0answers
192 views

Suggestion Bar Gone in Mathematica 9

I have been using Mathematica (version 9) for some time without any problems. Suddenly today I noticed the suggestion bar is no longer visible, and it's a feature that I use a lot. I checked the ...
3
votes
0answers
40 views

Front end responds slowly when writing

I have Mathematica 10.1 running on a Windows 7 laptop (i7 processor, 64-bit system with 4 GB Ram). The issue is that when I type in commands the letters build up very slowly on the screen. E.g. when I ...
3
votes
0answers
84 views

Change the background color of matched strings when doing find-and-replace

This is not a fundamental question, but it puzzles me. In doing a Find & Replace for some string in a notebook, the matched string is highlighted temporarily with some background color (green for ...
2
votes
0answers
71 views

How to increase font size in front-end UI Menus [closed]

Is it possible to increase the font size in the notebook GUI's menus, messages window, help windows, etc?
3
votes
1answer
51 views

How to enter options when using an input palette

Integrate[1/(x^2 + y^2 + z^2)^(5/2), {x, 0, b}, {y, 0, l}, GenerateConditions -> False] We can type in the above expression easily. But if someone new to ...
8
votes
4answers
252 views
2
votes
1answer
124 views

The “Save” under “File” and “Undo” under “Edit” do not work in Mathematica 10.0 [duplicate]

Bug introduced in 10.0 and fixed in 10.0.2 Each time I click "Save" or "Undo" button from the notebook menu, some new notebook window similar to this pops up: And the file is not actually saved ...
7
votes
1answer
158 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 ...
5
votes
2answers
186 views

Format-Size-Larger/Smaller shortcut disabled in M10? [fixed in v.10.1]

Bug introduced in 10.0.0 or earlier and persisting through 10.0.1 and 10.0.2. Fixed in 10.1 It seems that the keyboard shortcuts for enlarging/reducing the font size (ALT+= / ALT+-) don't work ...
3
votes
0answers
78 views

Changing scroll range for mouse wheel

Is there a possibility to change the range for scrolling with the mouse wheel in Mathematica? In ScrollingOptions I couldn't find such an option. I played around ...
0
votes
0answers
23 views

How to prevent Mathematica 10 from instantly displaying hover menus? [duplicate]

I recently updated to Mathematica 10 in the hopes to get the most up to date function definitions and run time optimizations. Alas, along with the (hopefully significant) improvements (not so sure ...
13
votes
1answer
329 views

Bug in handling backslashed Cyrillic symbols in v.10.0.0?

Bug introduced in 10.0.0 and fixed in 10.1 UPDATE: Now both the inputs "\б" and "\\б" are interpreted as ...
3
votes
1answer
131 views

Separate output screen; clearing (cleaning) output screen

Is there a way to split the screen so that the code is visible on top, and the output generated from its execution appears at the bottom? Is there any way to clear the screen from previous runs, so ...
0
votes
1answer
88 views

What is Mathematica's comment-to-line-end token? [duplicate]

How can I make a full line of code into a comment by typing a single character inserted at start of the line? In other programming languages I can use characters such as ! , # and language processor ...
13
votes
2answers
790 views

Annoying FrontEnd bugs in Mathematica 10

Bug introduced in 10.0.0 and fixed in 10.0.2 Recently I installed Mathematica 10 on Windows 8 x64 machine. Before that I had a prerelease version of Mathematica 10 installed on my laptop. I ...
40
votes
8answers
10k views

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

Mathematica 9.0 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
7
votes
1answer
248 views

Linux: Mathematica crashes when clicking documentation links very fast

Bug introduced in 10.0.1 or earlier and fixed in 10.1.0 Can someone confirm the following behavior: Open a new Mathematica and go to the documentation. Navigate to any reference page (I used ...
14
votes
2answers
980 views

How can one define an infix operator with an arbitrary unicode character?

You can setup "UsefulFunction[a, b]" to use custom infix notation "a [LeftRightArrow] b" as follows: ...
1
vote
3answers
276 views

How can I clear the content of my notebook in Mathematica? [closed]

The Clear command is for clearing definitions of symbols. Is there any built-in function to clear the work area of my Notebook?
5
votes
1answer
234 views

How can I prevent SHIFT-ENTER moving the editing cursor?

What I do: Here press Shift+Enter to evaluate. What I get: The cursor disappeared What I want: The cursor retained Workaround: Up Arrow as many times as it takes, Right arrow as many times ...
1
vote
1answer
82 views

How to define a number of infix operators with predefined relative precedences

Reading a number of questions about infix operator notations I want to ask if somebody could reimplement the problem below in a simpler way, say modifying ...