Questions tagged [front-end]

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

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2
votes
0answers
22 views

Remote kernel lost internet connection

I'm running a calculation on a remote kernel and the internet connection is interrupted. When it recovered, all definitions were lost on the front end. Does the kernel on the remote machine ...
5
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0answers
40 views

How to create a conditional EventHandler

Summary Can we make something like the following work as an action for EventHandler? ...
3
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1answer
88 views

Control page width when using ExportPacket[…, “InputText”]

Suppose we have a cell like this: ...
5
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1answer
45 views

Cannot remove configured kernels in version 12.0

Bug introduced in 12.0 I have defined the settings of a new remote kernel from Kernel Configuration Options in a MacOS machine. But the specification have a mistake and I need to redefine. When I ...
11
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0answers
133 views

Prevent Mathematica from adding ExpressionUUID to cells

There are some well-known options for preventing the front end from adding "unnecessary" stuff to .nb files when keeping them e.g. in a git repository: CreateCellID,...
0
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0answers
17 views

How to open a different process of Mathematica in Windows when opening a file with explorer

When I open any file with Mathematica in the Windows explorer, it just spaws a new window under current opened Mathematica process, using the same kernel. Is there a way to modify this default ...
0
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0answers
28 views

Mouse wheel scrolling doesn't work in Pane inside ExpressionCell

Essentially what the title says - Consider the following example: ...
3
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1answer
56 views

Nested front-end-only EventHandler

Bug introduced in 11.3 or earlier, and persisting through 12.0 CASE:4372001 confirmed I am running into an issue trying to improve the performance of my user interface by moving as much of the ...
1
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0answers
55 views

Can one force dialogs to use the textual from when using the front end?

The documentation for ChoiceDialog states that If Mathematica is run without a notebook front end, ChoiceDialog gives choices in a textual form. Indeed, one ...
1
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0answers
40 views

How do Mathematica processes DynamicBox? [closed]

I've heard that Mathematica uses a session ad hoc to process DynamicBox, but I don't know any detail. I am using DynamicBox in ...
7
votes
3answers
124 views

Move input cursor to after cell group

Bug introduced in 8 or earlier and persisting through 12.0 I am looking for a way to move the input cursor to after the current cell group. The following example illustrates the situation I am ...
3
votes
1answer
80 views

A button that creates a cell and evaluates it

Short version: PasteButton will paste its contents at the input cursor. I am looking to create a similar button that will paste something into a new cell and ...
1
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0answers
46 views

CurrentScreenImage not giving complete image of screen

Running 12.0.0 on Windows 64, with dual monitors When I give the following as input: CurrentScreenImage[] rather than seeing an image of the complete screens ...
0
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0answers
34 views

Is there some way to have only one input, but can give two Output Cells?

It is well known that there are as many output cells as there are rows of input Is there some way to have only one input, but can give two Output Cells. For example: ...
0
votes
1answer
44 views

mathematica stop working after running some .nb file and close or save the file

Bug fixed in 8.0.4 for Chinese edition only, generally fixed in or before 11.3. I'm using version 7 on Windows. After I running one .nb file and just want to ...
12
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1answer
159 views

Front end output of my Mathematica is extremely slow

I am using Mathematica 12, take a look at below two runs I already using Short to shorten output. The first run shows Short is ...
10
votes
1answer
182 views

Official status of TraditionalForm?

In Mathematica versions prior to 11.2 or 11.3 (not sure at the moment) it was possible to select the default format type of new output cells via ...
0
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0answers
38 views

List of Coordinates at Mouse Position

I have the following image I want to semi-automate the process of me collecting coordinates for all the vertices. What I have in mind is putting my cursor over each node and appending the coordinate ...
1
vote
0answers
51 views

Is there a way to get the exact measurements on the screen in mathematica?

Suppose I want to make a rectangle that is 50mm x 70mm and I want to inscribe a ellipse with x radius 10mm and y radius 15.5mm centered at 20mm from top and in the middle across. I can get the ...
1
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0answers
41 views

Weird display usage bug by Mathematica 12 on Windows 8 - how to fix it?

Since I've upgraded to Mathematica 12 on Windows 8, this very weird behaviour has started occuring: (Essentially: the notebook area gets shrunk and minified and an unusable black area appears.) It ...
0
votes
1answer
98 views

Is it possible to make a notebook behave like text editor such as Sublime Text with regard to code formatting?

Can Mathematica, natively or otherwise, behave more like a conventional text editing tool such as Sublime Text or Notepad++ when it comes to code formatting and syntax highlighting? I have seen some ...
5
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0answers
62 views

Restoring previous “Save Selection As…” behavior

I've just upgraded to Mathematica version 11.3 (from 8.0) under MacOS 10.11.5. I noticed that when I "Save Selection As..." or "Save Graphic As...", the pre-filled name is "Untitled" plus the ...
0
votes
0answers
24 views

Open all notebooks in Working mode?

Is there a way to specify this as a global setting that oversides an individual notebook screen environment setting? Motivation: I have a folder of many slideshows and need to change this manually ...
4
votes
1answer
80 views

Is it possible to get current thickness for every Line, Polygon, Circle object in a plot?

When exporting Mathematica graphics to raster formats with high resolution the common problem is that thickness for such objects as Line, ...
1
vote
1answer
44 views

Formatting output for use in forums etc [duplicate]

If we take the (simple) example x = 1; y = 2; z = 3; x + y + z we get the (complete screen) result when copying into a more basic interface, such as a web forum ...
14
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1answer
122 views

Why does setting SyntaxInformation add a definition to DefaultValues

Before setting any definitions to the symbol f, the DefaultValues of f is empty: ...
10
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0answers
164 views

Connecting notebook to remote kernel

I'm trying to connect my FrontEnd session to remote kernel. Manual connection works by creating LinkObject like so: ...
3
votes
1answer
70 views

How to update values in a Summary Box? [closed]

Update The code below works fine. Failed update of summary box was from a typo in the actual code. Admins can delete this question if needed. For a summary box that includes a calculated value ...
0
votes
1answer
47 views

How to restore broken Automatic cell grouping behavior?

By default output cells are grouped with the input cell from which they are generated (note the nested cell brackets on the right): Sometimes it is desirable to group manually input cell with ...
1
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2answers
61 views

Delete pre-existing output under EvaluationCell[] from CellProlog

We know that there is an efficient way to delete all output from the EvaluationNotebook[]: ...
3
votes
1answer
70 views

Mathematical Notation

If we use Mathematica notation the following works: Div[Grad[u[x, y], {x, y}], {x, y}] also if we multiply the gradient with a scalar: ...
2
votes
2answers
91 views

What causes Autonumbering to stop working after “Evaluating” Notebook in 12.0

Bug introduced in 12.0 I'm using "Section" autonumbering in a notebook that contains text and calculations. Normally my "Section" style numbering looks like: ...
4
votes
1answer
59 views

Is there a way to substitute a Bracket for a Matrix Rather than a Parentheses When Using Traditional Form

I'm trying to use Mathematica to work my way through some Linear Algebra problems given by Gilbert Strang (Introduction to Linear Algebra). Consequently, I would like to use his notation as much as ...
4
votes
1answer
104 views

Why should the format of an integral affect the result

This has been reported to Wolfram and confirmed as a bug in Mathematica V12 This follows on from This question I get a different answer for the same integral input in different ways e.g. ...
2
votes
0answers
63 views

Which words are “protected” from the built-in spell checker?

Bug persisits through 12.0 [CASE:4331923] Some time ago Alan raised an interesting question about spell checking in Mathematica in a comment: <...> does Mma actually recognize Euclidian (vs ...
3
votes
2answers
107 views

Drawing line in notebook with Mathematica command

I have a for loop that makes plots iteratively, in between the plots, I would like to draw a line in the notebook. Is there a command that is the equivalent of doing this: https://reference.wolfram....
1
vote
1answer
114 views

Make Mathematica look like a terminal

I know similar things have been asked before but the responses there do not seem to work for me so I wanna give this another try. I like editing code in vim in a terminal. I set the screen transparent ...
0
votes
0answers
69 views

Readable formula output on command line

I was trying to solve some differential equations. Mathematica is a little expensive to me, so I went for the free Wolfram Engine for Developers. It is said that the engine offers the full power of ...
8
votes
1answer
57 views

How to remove an installed Stylesheet?

Recently I learned to installed a stylesheet, so I tried it on a random notebook. While the installed stylesheet did show in the drop-down menu, I don't know how to remove it! Since I won't be using ...
4
votes
1answer
114 views

Disable blue spelling tooltip

I've noticed that at least on Mac, Mathematica automatically displays the blue spelling tooltip on misspelled words, but actually there's a much nicer, more reliable and faster tooltip when one uses ...
0
votes
0answers
43 views

Syntax-coloring specific to function heads

I've been playing around a lot with making a new style sheet with corresponding syntax colorings in the past few days, but I'm finding the default options pretty lacking. While you can use the ...
2
votes
1answer
44 views

Hiding an evaluated cell as the evaluation completes - Self-hiding

I use expressions to create "control panels" to set dynamic variables to control the evaluation of other expressions in a large notebook. For example: I would like the expressions that create these ...
6
votes
1answer
78 views

Expandable summary view for a large expression

I need a convenient interface to interactively explore very large expressions. I am aware of Short and Shallow, and appreciate ...
8
votes
2answers
79 views

How can I disable replacements for \[Rule], \[GreaterEqual], \[LessEqual], etc. in the front end?

When you type -> in the front end, it is automatically replaced with the \[Rule] character. Similarly, when you type ...
1
vote
1answer
92 views

Copy formula and paste it externally

I don't manage to copy a cell (or part of it) from a notebook and paste it somewhere else (example, in the internet search bar). I tried to change the style of the cell but the result didn't change. ...
0
votes
0answers
44 views

Input field with a value that persists between sessions

Ultimately, I would like to have input field that will remember in front-end its last session value, while its related variable should not be local and should be dynamic. Input field will be put in a ...
3
votes
0answers
68 views

Why do menu items and shortcut keys sometimes become bugged?

Without any identifiable cause, Mathematica will occasionally seem to remap keyboard shortcut keys and menu items. I typically notice this with Ctrl-S, which I use often to save. All of a sudden, it ...
3
votes
2answers
92 views

visible indication that a cell is not evaluatable

Occasionally I make cells not evaluatable. Is there any way to have some sort of visible indication (automatic) that reminds me if a cell is not evaluatable. One example of why I do this is that we ...
7
votes
0answers
76 views

Repeated string pattern: difference between the FrontEnd and WolframScript?

This code works fine in a string based interface like WolframScript or Mathematica Kernel. Run this through a string based interface ...
1
vote
0answers
49 views

Mathematica 12 Frontend for Mac: cell grouping messed up upon copy/paste

I am not sure whether this has been addressed somewhere already, I couldn't find any comment. I suffer from an annoying bug: when I copy and then paste a cell between grouped cells (forming eg a ...

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