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5 votes
2 answers
70 views

Where is the new System`ConvertersDump`$extensionMappings?

I used to find the extensions mapping from System`ConvertersDump`$extensionMappings, which gives a mapping like "{"*.3ds" -> "3DS"...}&...
RoderickLee's user avatar
3 votes
1 answer
146 views

Control page width when using ExportPacket[..., "InputText"]

Suppose we have a cell like this: ...
Szabolcs's user avatar
  • 236k
5 votes
1 answer
87 views

How to extend the DefaultDuration of Manipulate[] when it has Bookmarks?

How to extend the DefaultDuration of Manipulate[x,{x,0,1},Bookmarks->{"beginning":>(x=0),"end":>(x=1)}] to 20 ...
xingzheshengcun's user avatar
1 vote
1 answer
104 views

How can I determine how an Import/Export format works?

Questions abound on the MSE about how to get a certain import / export feature to work as desired. For instance, here's one that popped up recently: How can I standardize the coordinate origin for ...
b3m2a1's user avatar
  • 47k
5 votes
0 answers
129 views

Find Import/Export format data

Often Import related questions come up, for which I'm always wanting to inspect the proper import function used to see what ...
b3m2a1's user avatar
  • 47k
4 votes
1 answer
304 views

Fast reading, writing of png images

One of the fastest implemented mathematica function to read png images was showed here by MarcoB The code for reading a png he proposed is: ...
mrz's user avatar
  • 11.7k
28 votes
1 answer
2k views

How to export an MXNet?

I was hoping there was some way to generate the .params and .json file needed to define an MXNet model, from a network trained using NetTrain[] in Mathematica. I ...
user5601's user avatar
  • 3,695
6 votes
3 answers
167 views

What function superseded SpaceForm?

In older versions of Mathematica you could use SpaceForm to leave a certain amount of spaces when writing to a file. For example, if we have the following data: <...
JRad's user avatar
  • 63
11 votes
0 answers
369 views

Setting non-standard ImageResolution for EMF export as default

Mathematica has a bug in that BarCharts and ListPlots with Filling will export as a ...
Verbeia's user avatar
  • 34.4k
5 votes
0 answers
319 views

Strange behavior of undocumented RawArray and ArrayObject expressions [duplicate]

I discovered several strange results and inconsistencies while trying to understand what undocumented RawArray and ArrayObject ...
Vladimir Reshetnikov's user avatar
39 votes
1 answer
5k views

Does Mathematica support variable frame rate for any video format, in analogue of GIF-style "DisplayDurations"?

The good old GIF animation format allows us to set the duration of each individual frame in the animation separately. This is especially useful if some frames in ...
Jens's user avatar
  • 97.6k