Questions tagged [undocumented]
Questions on undocumented functionality of Mathematica. Note that such functions might be subject to change without notice in future versions.
53
questions with no upvoted or accepted answers
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answers
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How to use Charting`ScaledTicks?
I found several topics about the undocumented ScaledTicks function and tried to use this. Here is the first example:
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- 3,632
21
votes
0
answers
411
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Internal`Bag memory usage
1. How does Internal`Bag handle memory inside a compiled function? (examples below)
2. Is there a way to explicitly free up memory used by ...
- 5,424
12
votes
0
answers
516
views
How to read and write data to open socket?
I am trying to open connection with socket. I am using this:
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- 710
11
votes
0
answers
131
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Eliminate variable with partially documented Solve feature Solve[eqns,vars,elims]. Robust?
The Eliminating Variables section on Manipulating Equations and Inequalities documentation quotes an otherwise undocumented feature for Solve
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- 36.9k
11
votes
0
answers
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How to modify NDSolve`StateData without crashing the kernel?
Probably a hard question, but it's better to cry out loud.
Reminded by Chris K, I noticed my fix function has been broken since v11.3. After some checking, I ...
- 67.1k
11
votes
0
answers
232
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What is the complete list of ExportPacket formats?
ExportPacket is the most fundamental way we can turn Box forms into string data in other formats via the FE.
For example, a ...
- 47k
11
votes
0
answers
369
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Setting non-standard ImageResolution for EMF export as default
Mathematica has a bug in that BarCharts and ListPlots with Filling will export as a ...
- 34.4k
9
votes
0
answers
132
views
What do the Internal`Compare* functions do?
As part of looking at this question I dug into Names["Internal`*Compare*"] and ended up with:
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- 47k
8
votes
0
answers
228
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Regarding Evaluated True
Done a bit of reading: Normal[Series[ ]] does not give a normal expression
Regarding the Evaluated->True, consider:
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- 14.9k
8
votes
0
answers
245
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TeXToBoxes and BoxesToTeX BoxRules options
A recent question has gotten me to look more into the tex conversion rules. Consider the following latex string:
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- 6,490
7
votes
0
answers
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Special forms for autocompletion strings
Szabolcs has previously dug up a very useful tool to make custom autocompletions.
Here's that in action:
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- 47k
7
votes
0
answers
61
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Is it possible to extend the graph layout framework with our own methods?
The GraphLayout specification can take complex forms, where we can specify separate vertex layouts, edge layout and packing layouts. Often each of these takes more ...
- 236k
6
votes
0
answers
71
views
How to revert behavior of SeriesData to pre 12.1
In Mathematica 12.0 and earlier,
SeriesData[x, 0, {1/u + Log[x/y]}, 0, 3, 1]
used to preserve its list of expressions in the form it was given.
Now, in ...
- 19.7k
6
votes
0
answers
156
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A Curiosity: What is DispatchQ?
As shown below, my autofill in Mathematica showed an interesting function: DispatchQ. Yet, it does not appear in the Mathematica Documentation Center, a search for ...
- 1,627
6
votes
0
answers
149
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Status of Streaming package
I see the Streaming package mentioned in this question
How to use Streaming package in v11.1?
with advice on getting it working in V11.1.
I've failed to get either the built-in version or the patch ...
- 16.8k