Questions tagged [cells]
Questions about cells and functionality related to cell structures, or the notebook cell hierachy which serves to organize the information in a Mathematica notebooks. This includes questions related to properties and options for cells that determine the overall look and behavior of the notebook.
437
questions
0
votes
1
answer
24
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Print into different cell groups inside module
I have a function with the following (simplified) structure:
...
6
votes
1
answer
171
views
Implementation of rainbow style for multiple cells in a notebook
We are aware that a user may utilize 'ColorFunction' gradients such as 'Rainbow' for plotting.
How can we implement a gradient style as a rainbow spectrum to multiple cells in which there are multiple ...
- 541
0
votes
0
answers
74
views
Physical length of a graphic changes, very exceptional
This is one of the most exceptional, unexpected phenomenon in Mathematica at least for me.
The physical length of a graphic changes, with scroll (mouse wheel scroll).
In other words, the pixel length ...
- 3,859
0
votes
1
answer
73
views
Overlay two cells without changing size
At present I am interested in
overlaying cells
without change of size.
Cells may be graphic or not graphic. For example, it can be a complicated mathematical formula or grid. Also cells may be output ...
- 3,859
0
votes
1
answer
61
views
How to restore LightGray Background to initialization cells?
I am running Mathematica 13.2.1 on a new MacBook Pro M2 with Ventura 13.2.1. I have done something that causes any initialization cells that I create or view to no longer have a LightGray background. ...
- 842
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1
answer
44
views
0
votes
0
answers
29
views
How to forbid Mathematica to expand the section if launching it by tags?
Consider some section in a notebook tagged as "Evaluation". We want to launch it in e.g. the following way:
...
- 4,866
3
votes
1
answer
56
views
Insert a cell to "push" an output cell down so that my next output will not overwrite the last output [duplicate]
Normally when you evaluate a function, its result overwrites previous results. I would like to insert a cell between my function so and the last output (push down the last result} so that the new ...
- 5,412
4
votes
1
answer
69
views
How can I wrap groups of cells with HTML tags on export?
Exporting a notebook to HTML in a way that worked with my site's styles was far easier than I anticipated:
...
- 143
0
votes
0
answers
28
views
FontSize of fraction after TableForm is small [duplicate]
FontSize of fraction after applying TableForm is small.
...
- 3,859
5
votes
1
answer
169
views
Validate `Box` grammar, is it possible?
Is it possible to validate grammar related to Box formed expression (RowBox, FractionBox, ......
- 3,859
1
vote
1
answer
79
views
The ultimate output control method
The ultimate substance of all matter is the atom, likewise,
the ultimate substance of mathematica cell is the cell expression,
and it can be obtained easily.
After copying the cell expression, and ...
- 3,859
0
votes
0
answers
19
views
Unknown Cell Collapse Type
Going through a notebook someone else put together, there are segments where a cell is mostly collapsed - you can see it is a code cell but not the code inside, but you can still evaluate the cell (...
- 105
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votes
1
answer
26
views
How to launch the cell associated with many tags?
Consider some section Section 1 and its subsection Subsection 1.
I want to associate the whole cell with ...
- 4,866
3
votes
1
answer
148
views
What is the difference between code cell and input cell?
What is the difference between code cell and input cell?
- 1,057
4
votes
1
answer
110
views
How to programmatically create a notebook from a list of Input Cell[]'s with syntax highlighting?
consider the following list of Cell[]'s:
...
- 461
0
votes
1
answer
83
views
Why does font weight sometimes lighten in certain Input cells?
Why do font weights sometimes change in cells, where they evolve from a regular weight to a dimmer or lighter font weight? The notebook I have open is not heavy as it only has a few cells. Also, there ...
- 2,347
1
vote
1
answer
135
views
How to check that a user-input of a list of CellObject-s actually belong to the EvaluationNotebook?
Suppose a user inputs a list of CellObject-s to operate on. How might one check these objects to determine if they actually belong to the ...
- 2,347
1
vote
1
answer
87
views
How can I change the default cell type in Mathematica from Input to Code?
Every time I type something into a notebook, I am compelled to first change the cell type from Input to Code, and then unset the ...
- 4,957
2
votes
2
answers
153
views
ChangeCellStyle function works in one direction but not in reverse
This post is a continuation of an earlier Question, How to programmatically change CellStyle of all Cells from "Input" to "Code"? but with a ...
- 2,347
1
vote
0
answers
64
views
How to acquire the background color and font color of output cells?
The following is how I grab the general colors used for an EvaluationNotebook but how does one target the colors to be used when creating an ...
- 2,347
0
votes
0
answers
42
views
How do I find the background color of a cell when the cell group is closed?
I am trying to key some actions based on the background color of the selected cells. However, if the cell is in a closed group, CurrentValue returns a gray level. Once the cell is opened, then ...
0
votes
0
answers
63
views
Code to delete all output in a notebook
I am looking for a code I can paste at the beginning of a notebook to delete all the output cells so that when I execute the "Evaluate notebook" command, all the output cells are also ...
- 135
1
vote
1
answer
53
views
Enums in ONE text cell of a notebook?
Is it possible to have an enumeration as an integral part of a text cell, so that they all together form one cell?
Reason for this question: I would like to have a text cell (e.g. for a theorem) and ...
- 267
0
votes
0
answers
31
views
How might one create a Button that wraps everything hilghlighted with mouse with double quotes similar to Comment/Uncomment?
I find typing doublequotes around characters to create strings a bit annoying because it always slows me down. The doublequotation marks lie right at my achilles heel on keyboards. It's too close to ...
- 2,347
4
votes
1
answer
180
views
Collapse (hide) code inside a function
I often use structures similar to the "func" below, however I would like to be able to "hide" the function definitions (similar to cell grouping using a group opener). I think an ...
- 151
0
votes
0
answers
215
views
The new Default Toolbar in 13.1 may have a bug in which a label appears over it. Can label be removed?
This post does not ask how to stop new toolbar from appearing but how to remove the described label above it.
I finally installed 13.1 and to my surprise Wolfram added a new ...
- 2,347
1
vote
1
answer
89
views
hidden newline in long cell entries
I need to store long strings from mathematica to a text file.
Unfortunately, mathematica provides long cell entries (input/output) after approx the 70th position with a hidden backslash and a new line ...
- 13
2
votes
0
answers
40
views
How to make my own external language cell evaluator
We can type > and select python to insert python external language cell into notebook.
Then we can write python code inside it and evaluate it by pressing ...
- 5,935
1
vote
0
answers
24
views
Sequential vs Nested Module for closing tagged cell
I have the following simple line of code in my notebook
Plot[x^2, {x, 0, 2}]
I add a CellTag with the string "Plot" to that cell.
Sequential Module
I ...
- 14.3k
8
votes
2
answers
247
views
Creating Picture-in-Picture functionality by Attaching a Notebook to a Notebook using AttachCell[]
I use Mathematica for math lectures at my school. I would like to find a way to attach a secondary notebook to a primary notebook using AttachCell[]. The idea is to have picture-in-picture (PIP) ...
- 5,377
0
votes
0
answers
32
views
Convenient way to make a text cell togglable
I like being able to hide text cells in a notebook. Currently I am doing this by writing another text cell above the current text cell, writing "open" and then grouping the cells. That way ...
- 5,567
3
votes
2
answers
106
views
Left, center, and right justification within a single cell
I can write a cell with the text alignment on the right:
...
- 38.9k
0
votes
1
answer
54
views
Is there a simple method to export an input cell? [duplicate]
This is a code of an input cell:
a = 1 + 5*8;
b = {6, 99};
Entity["MathWorld", "FunctionGraph"]
Plot[x, {x, First[b], Last[b]}]
I hope to get a ...
- 25.6k
2
votes
1
answer
53
views
What properties make a valid CellID?
The documentation for CellID only mentions that it will be a number. But what kind of number? Can it be a real number with a decimal? How about a negative number?
- 2,347
2
votes
2
answers
125
views
How can I restore Default stylesheet's new type of group openers?
With the Default stylesheet (in Mathematica 13.1 and several versions earlier), the new kind of group opener for sections, subsections, etc., appears as in this screenshot:
When I apply a certain ...
- 11.7k
1
vote
1
answer
140
views
Cannot find DockedCells with Cells or NotebookFind
Request 1: A workaround for Cells or NotebookFind needs to be found for locating and returning the ...
- 2,347
12
votes
1
answer
187
views
How to decorate cells with widgets like jupyter and collab?
I would like to add a couple UI features from cells in python notebooks that I find helpful. Specifically, these two features from google's collaboratory and vs-code's jupyter mode:
To the left of ...
- 30.9k
2
votes
2
answers
55
views
Automatically close the parent cell in a grouped set
There are several questions in Mma.SE related to programmatically opening and closing cells, but I could not find quite what I'm seeking.
Here's a minimal example:
...
- 38.9k
2
votes
2
answers
125
views
How to prevent overwriting the latest output
Suppose I have a long notebook with three parts:
...
- 1,693
2
votes
1
answer
150
views
How to use same cell for printing in a loop?
I want to manually tag images.
For example, we prepare a list of images like
imgList = Table[Rasterize[i, ImageSize -> 50], {i, {a, b, c}}]
it gives
Now I made ...
- 16.6k
6
votes
1
answer
173
views
How to stop opening of cell groups after evaluation of the whole Notebook?
Bug introduced in 12.3 or earlier and persisting through 13.1.0
I have a long notebook with Section, Subsection, ...
- 1,542
4
votes
1
answer
56
views
How to select the outermost CellGroup that contains given cell?
Suppose we have a Notebook with a deeply nested structure (this is a simplified example, the Notebook can be huge):
...
- 61k
4
votes
1
answer
150
views
How to convert any string of code to an input cell?
This is a generalization of this question, which already has very nice answers.
Suppose str is a string of valid code, so that ...
- 844
2
votes
2
answers
265
views
How to generate input cells whose code is determined dynamically?
Following this post, I want to use code to generate an input cell with new code. However, unlike the linked post, I want my code to dynamically determine the new code to be printed in the input cell.
...
- 844
0
votes
0
answers
23
views
Can I generated an initialization cell using CellPrint?
I want to do exactly what is done in this post, except I would like the generated cell to be an initialization cell. That is, I'd like to have my code automatically generate an input cell with new ...
- 844
8
votes
4
answers
227
views
How to determine the current width of the output cell area?
When answering this question, I suddenly realized that it is surprisingly difficult to determine the current width of the output cell contents.
I tried to employ the ...
- 61k
7
votes
3
answers
140
views
How to insert AutomaticNumbering programmatically?
Preamble: I often work with the JournalArticle Stylesheet and use in it the styles "Figure" for graphics and "FigurCaption" for the corresponding caption. The figures should be ...
- 37.5k
2
votes
1
answer
192
views
Stop Mathematica’s automatic indentation on existing notebooks
This question relates to Mathematica 12.3 (and possibly many other versions).
Mathematica's automatic indentation does not conform to my workflow. From the very old days of Mathematica 1.2, i.e. ...
- 2,778
2
votes
1
answer
73
views
CellObject[Number] to its content
As in the following sreenshots, roughly speaking, Out[43] is CellObject[97601].
I want to set ...
- 3,859