Questions tagged [files-and-directories]
Questions on obtaining files and directory structure/information and manipulating the said structure/information, searching/renaming particular files in a directory, etc., in an OS independent manner.
501 questions
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Get file directory, whether notebook or script
I have some code, currently in a notebook, which should produce some output in the same directory as the notebook, for which I am using NotebookDirectory[]. I would ...
- 221
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76
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Could not write some data to the file. You should check that file's permissions
Could not write some data to the file myNotebook.nb. You should check that file's permissions.
What should I do?
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148
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How to Write[] output to a .txt file without using Table[]
I want to use a function which requires two lists as input.
Dimension[list1]
$(5000)$
Dimension[list2]
$(\begin{matrix} 5000 \\...
- 997
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52
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Menu File Open and default directory questions
I have a mystery on my MacOS system with Mathematica (MacOS Sequoia 15.5, Mathematica 14.1.0.0). When I use the Menu item File Open... to open a file, the directory location chosen is a folder I have ...
- 619
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Is there a way to work with files in Wolfram Cloud?
I tried using
home:=SetDirectory[NotebookDirectory[]]
SetDirectory[home <> "\\data"]
as I do when I'm using desktop version, but I get ...
1
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3
answers
114
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Converting variable value to a string [duplicate]
I can run this with no problem:
Import[NotebookDirectory[] <> "a10.mx"];
Instead of that, I want to describe 10 with a variable as ...
- 95
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89
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Open and Save As using a normal/usable file picker (Linux)
I hate the Mathematica File/Directory picker. The worst is that it doesn't allow changing the directory or path by editing it like any normal navigation window would allow (e.g. Ctrl+l in Nautilus).
...
- 4,931
3
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1
answer
88
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Unexpected changes of $InputFileName after using SetDirectory
I have stumbled upon a very strange interaction of the system variable $InputFileName when using SetDirectory and ...
2
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89
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How to know current line number of a stream?
There is StreamPosition gives the position counting from the beginning of the file in bytes. But is it possible know current line number in a stream efficiently for ...
- 17.7k
2
votes
1
answer
147
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Reading the unique numbers (Catalog Node IDs or CNIDs) that MacOS uses to identify files and directories?
The MacOS uses unique numbers (Catalog Node IDs, aka CNIDs) to identify files and directories.
Is there any way to obtain (read) CNIDs from within Mathematica?
- 423
2
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1
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88
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How to change the appearance of file object?
Sometimes the file path is too long, and it's really inconvenient to open the file by clicking the ">>" button on the right.
Is it able to modify the appearance of file object by ...
- 3,467
4
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158
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Is there an easy way to batch the change of StyleSheet in 120 notebooks
At one point in the past I believed that a style sheet colocated with a notebook would not require a path. For example, if my notebook resided in the same directory as this style sheet, the style ...
- 1,697
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95
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Why do I get a wrong data structure using Module? [closed]
I am using Module and reading rawlen.txt files from nb100, nb200 , ... folders. I have written a piece of program to calculate strain and I expect the results to have the following structure:
{{0.}, {...
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171
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Save the mathematica notebook on cloud as PDF on System/Cloud
I am using mathematica on the free Wolfram cloud version.
I first tried using the option of "Print to PDF" available under the "File" on the top of Nav Bar. However, it redirects ...
- 127
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2
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210
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How to copy/merge one directory into another like done by default in windows file explorer?
What is the easiest way to copy one directory into another programmatically?
I tried:
...
- 10.4k