Questions tagged [front-end]

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

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13
votes
1answer
171 views

How to create a general AttachedCell toolbar?

For example, when an image is displayed in the frontend, the image suggestion toolbar, which is an AttachedCell, pops up: It can can be found here, among other ...
1
vote
0answers
69 views

Unable to use Enter to next line [duplicate]

My question is almost similar to Gappy Hilmore but slightly different. In my case, I can use Shift + ENTER to run the code as usual. Note: it's ...
1
vote
0answers
25 views

KeyEventTranslations.tr doesn't takes effect

I'm using Mathematica 12.3 on MacOS 10.15, and trying to add new shortcuts to the KeyEventTranslations.tr. I have tried the following two locations: ...
3
votes
1answer
108 views

How to set up a Plot viewer for Wolfram Engine?

I would like to set up a plot viewer that can display plots from a Wolfram Engine session. (Something similar to python where when we plot something, the Graphic appears in a new window). The plot ...
0
votes
0answers
50 views

how to run multiple notebook at the same time using multiple kernels

My problem is that the second notebook file opens but waits for the first notebook to be evaluated. I want to execute both file1.nb and file2.nb at the same time. Here is my code. any idea? ...
0
votes
1answer
19 views

Paste[] to same cell or CurrentClipboardContents[]?

I tried using Mathematica for watching my clipboard contents. Paste[] creates a new cell each time it is evaluated though. Is there a way to make ...
3
votes
1answer
116 views

Prevent welcome screen from showing up on Raspberry Pi

I am using Mathematica 12.3.1 on Raspberry Pi. Every time it starts, what I called "welcome screen" appears alongside new document window. For me this is an annoyance. Can we disable this ...
3
votes
0answers
33 views

Front end hangs on `NotebookRead` of `BoxObject`

I've got a simple way to hang the front end. Here's how: ...
3
votes
0answers
86 views

What do “Analyze Notebook" and "Analyze Cells" Do?

What does "Analyze Notebook" and "Analyze Cells" do? They seem to, at least, point out some coding errors that are already highlighted in a notebook. Do they do anything else? Is ...
3
votes
1answer
108 views

Old style ASCII input without Ctrl

This is an example from an old book: "The Mma book 5th ed". It was called "Entering 2D input". If I paste the following in a notebook: ...
9
votes
1answer
238 views

Undocumented behaviour of Series in Mathematica 12.3

I have discovered a very inconvenient behaviour of SeriesData in a new version of Mathematica v12.3.0: it automatically expands brackets in the series coefficients! Example: For the input ...
13
votes
1answer
521 views

Changes in the appearance of Mathematica 12.3 when running

I recently installed the 12.3 version of Mathematica and got a bad problem. When I want to run some Mathematica files written in the 12.1 version, the appearance of the Mathematica changes badly so ...
4
votes
1answer
181 views

Hebrew fonts gone or messed up in v. 12.3

It seems that Hebrew fonts in general are not visible in the Notebooks, for v. 12.3. Sometimes they overwrite neighboring English text. I have checked the fonts, text color, etc. -- nada. If I export ...
1
vote
1answer
71 views

Single-press TemplateBox deletion

One of the handy things about TemplateBox is that it can be used to define an alias for a more "natural symbol" (by having an empty list first argument ...
11
votes
2answers
262 views

Keep Mathematica 12.3 from auto-formatting double square brackets?

I just updated to Mathematica 12.3.1. Whenever I use the double square brackets used to specify Part, Mathematica now auto-formats them. While the readability is nice, when I go to edit the code, I ...
6
votes
1answer
291 views

A way to contract input in Mathematica

If I input a giant matrix in Mathematica, and it is contained in a cell, is there a way to contract it so that it uses up significantly less space in the notebook?
1
vote
0answers
59 views

Problem with automatic times sign [duplicate]

I have been using Mathematica for preparing lecture notes for more than 15 years. In version 12.3 I have noted several issues with automatic insertion of times signs by the front end. Most have to do ...
3
votes
2answers
159 views

MoleculePlot always returns an empty plot

MoleculePlot@Molecule["O=C(C1CCC1)S[C@@H]1CCC1(C)C"] This is a documented example usage of MoleculePlot, but it ...
1
vote
0answers
20 views

Link lifetime of data to notebook cell

I am looking for a way to attach some data to an arbitrary cell, with the following requirements: Given the CellObject for the cell, I can retrieve the data The ...
1
vote
0answers
43 views

Is there an inverse operation to 'ExpandSelection' (as a keyboard shortcut)?

The keyboard shortcut associated to "ExpandSelection" (Ctrl+.) is really useful, but it is too easy to overshoot the desired selection. Is there an inverse operation to "ExpandSelection&...
0
votes
0answers
38 views

Suggestions Bar doesn't always appear

Why does Mathematica sometimes show the suggestions bar like this: But in other cases it doesn't appear with any suggestions:
2
votes
1answer
105 views

How to configure the Welcome Window?

How to reduce and set a smaller size in the font/text in the Welcome Window? I´d like to obtain in Mathematica 12.3 a Welcome Window as the on I have in Mathematica 11.3
1
vote
0answers
104 views

Stop Mathematica from blinking / flashing after calculation finished

I am running Mathematica 12.1 on Manjaro and Ubuntu. I have a frequently recurring bug that causes a notebook to start blinking in the taskbar after finishing an evaluation, regardless of my workspace,...
5
votes
1answer
191 views

Wrong input to Line[] crashes the Front End

WARNING: The code in this post crashes the Front End on my computer, causing all unsaved work to be lost. Be sure to save your work before trying this out! ...
5
votes
0answers
148 views

Changing Qt stylesheet to dark mode

This question follows on from this question. (Linux) I am not asking how to change the background colour. Is it possible to change the theme of the GUI on the outside? It looks horrible having a light ...
0
votes
0answers
21 views

Messages no longer appearing beneath code [duplicate]

At some point after I updated to 12.3.1 I started noticing that messages stopped appearing beneath the code. So for example, I used to be able to do 1/0 and I'd see ...
2
votes
0answers
80 views

Realtime background blur

Is it possible to have partially transparent cells (attached or docked) with live background blur? Something like this: Here's what I've tried: ...
0
votes
0answers
36 views

How do I loop audio playback automatically?

(Many of the Audio* symbols and functionality are still mostly experimental, so I understand that not all the kinks might be worked out yet. Still, I'd like to try ...
2
votes
3answers
62 views

Make new cells in package files Input-style cells by default

When editing a package (*.wl or *.m) file, the "Style" of each newly-created cell is "Code" by default. However, when writing code (and in particular, usage messages) in these ...
4
votes
1answer
156 views

How to customise the appearance of the menubar and scrollbar on Linux?

I am using Mathematica 12 on linux and would really like the dracula type theme for ...
1
vote
0answers
24 views

how to navigate to the cell where a user-custom function is defined?

For a large notebook involving many custom functions, I often feel helpless in locating their definitions: there seems to lack an easy to locate the definition of a function. On the contrary, for ...
1
vote
0answers
72 views

Pixel location issue with version 12.3 [closed]

I have recently noticed that the pixel rendering of version 12.3 may have problems, please check the picture below, obviously, it is shifted toward the upper left corner. I am using Windows 10, when I ...
0
votes
0answers
34 views

Disable copying In[n] or Out[n] when clicking on it in a notebook

When I left-click on something like In[1] in the margin of a notebook (as appears when running a Cell) it automatically gets copied to the clipboard so that if I ...
7
votes
1answer
227 views

Invisible _ in documentation with Mathematica 12.3.1?

I'm using Mathematica 12.3.1 on Windows. Most or not all pages do not show the Underscore character with Patterns. Is this only on my laptop? e.g. Documentation ref/DirectedEdge or ref/Cases When I ...
0
votes
1answer
44 views

Interactive function information for a given set of functions

By using ? "Global`* " an interactive information appears with the corresponding expressions that match the given string pattern. It allows one to click ...
8
votes
2answers
228 views

How to stop this computation?

I want to implement start-stop dynamics within a Manipulate environment so that, when I click a "Start" button, the simulation starts, and when I click ...
0
votes
0answers
19 views

What is the function of "PreviousFunctionTemplate" and "NextFunctionTemplate" defined in "KeyEventTranslations.tr"

In the system file "KeyEventTranslations.tr" are two undocumented frontend tokens "PreviousFunctionTemplate" and "NextFunctionTemplate" and I wonder what they do. ...
3
votes
1answer
84 views

What does Edit>Preferences>Appearance>Multiplication>Use symbol

I am using Mathematica Version 12.3.0 for Linux x86 (64-bit) (May 10, 2021). I would like to see multiplication asterisk for all products on output. I know that this can be requested per expression by ...
3
votes
1answer
90 views

Write commands in a texteditor as a low-level notebook expression

I want to write a notebook file by myself. I use a text editor (such as Vim) to do that, for the purpose of having full control of my code I am writing, and to really understand what is in my .nb file ...
-1
votes
1answer
77 views

Insertion caret color on windows

Where is the option to change the insertion caret (text cursor) color? When using a dark stylesheet like ReverseColor, I get a dark cursor that's almost invisible against the background. I can't find ...
1
vote
0answers
43 views

How to run a Mathematica package (.m) (which depends on Notation` package) via Python using "Wolfram Client Library for Python"?

In How to run a Mathematica package (.m) from Python using the “Wolfram Client Library for Python”?, I was able to get the basicPackage` example to work, but ran ...
1
vote
1answer
71 views

Creating a Button to evaluate initialization cells

I am trying to create a setup where I have a number of InputField, SetterBar, and Checkbox ...
2
votes
1answer
81 views

Is there a way to highlight all instances of the variable under the cursor?

Many code editors (such as MATLAB's) can highlight all occurrences of the variable which is under the cursor. Is this possible in Mathematica? For example I create a variable, then I use it many times,...
2
votes
1answer
73 views

CurrentScreenVideo function

Does anybody know if Wolfram is looking into creating a function that can record you screen video. Preferably regions AND active windows and such so I don't have to buy additional software to do that. ...
0
votes
0answers
27 views

Error when choosing custom style (ImageCrop) on Linux

I am getting an error message when opening the custom style window... Any ideas how to fix this?
1
vote
1answer
64 views

Symbols for some icons

What are the characters that give each of the following icons: The "i" information icon you see in the predictive interface and in the output box produced by an information request (e.g., ...
0
votes
0answers
150 views

Upgrade to 12.3 crashes Front end and Kernel after evaluating cell in any notebook

Running Mathematica on Windows 10. Previous installed version was 12.1. This occurs on any notebook including created new one. My Mathematica worked just fine when it originally ran on 12.1. Not sure ...
1
vote
0answers
40 views

Resizing a notebook with a command

I've got some notebooks which my friend wrote on a different computer, presumably with a much higher resolution screen to mine. When I try to open them on my computer, the window size of the notebook ...
1
vote
2answers
93 views

How to set a background color for a cell style via a command?

I want to set different background colors for various cell styles (e.g. Section, Text), so that whenever I choose a specific style for some cell in the notebook, it automatically gets colored ...
4
votes
1answer
107 views

Can Mathematica open a second window to an already open Notebook?

Some programs like LibreOffice or Microsoft Word provide a way to open a second window (or even a third one) to an already open document. The function in question is located there at Window>New ...

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