Questions tagged [file-format]
For questions relating to file-formats. This is a general tag, please consider using the actual file-format your question relates to as a tag instead.
266
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Want to create a mask or formatting display for a file...where do I start?
on my computer I have plenty of text files which I use to configure an audio device (actually a Line6 guitar multieffect HX Stomp), and these files look like the example hereunder.
So there are lots ...
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1
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68
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youtube-dl how to convert video format quality i hav'ent find solution
I have youtube dl and I have a problem with video quality. I have tried youtube-dl on odysee but the problem is the video has one format only and with best format option I can't change the quality ...
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32
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Not able to view the content of the folder. Which was viewable previously
Previously I was able to see the content of the folder and suddenly now I am getting the following error:
"Sorry could not display all the contents of 'XYZ Folder' : Error opening directory'/...
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3
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2
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350
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How can I convert an avif image file to a png file?
How can I convert an avif image file to a png file?
$ convert macadamiaCracker1.{avif,png}
convert: Decoder plugin generated an error: Unspecified (7.0) `macadamiaCracker1.avif' @ error/heic.c/...
- 24.7k
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28
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tar skip trying to compress files by extension
I noticed when compressing a directory with tar+gzip that the compressor was spending a lot of time trying to compress mp4 video files in vain. This makes me wonder: does gzip or any other common ...
- 2,702
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42
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The system does not differentiate between text and Arduino files
I use ubuntu 22.04 LTS with Gnome 42.5 on wayland. I have installed the latest version of the Arduino IDE (an .AppImage file). My problem is that when I have to open the sketches from the file manager ...
- 9
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23
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Change default application for .strm files but not other types of files?
I'm trying to get .strm files (live streaming text file with the link) to automatically play with VLC. I've obviously done the 'set to default' option when telling it to use VLC, but unfortunately it ...
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2
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218
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'/etc/apt/sources.list.d/' as it has an invalid filename extension [duplicate]
'/etc/apt/sources.list.d/' as it has an invalid filename extension
What did I do and how do I fix it?
haroldbarnes@ToeJobBob:~$ sudo apt-get update
N: Ignoring file 'signal-xenial.list.save.1' in ...
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1
answer
302
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On VirtualBox, how to launch multiple instances of a VM that uses the .vmdk format?
On VirtualBox, how to launch multiple instances of a VM that uses the .vmdk file format?
That mean, what are the alternates to do and run multiple copys or clones of the VM?
Possible small hint:
...
- 279
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92
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how can i run a .vp6 file on ubuntu?
Some time ago I installed a video game (need for speed most wanted) on my pc with ubuntu 22.04.1lts operating system. The problem was that the cinematics weren't working for me, and over time I found ...
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1
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103
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Forgot to disable fast-startup and now I have only Ubuntu
So my friend have a really old laptop it got so slow it is unworkable on, I suggested him to install Ubuntu and remove Windows 10 which was installed. I was a supervisor of the process although it is ...
0
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1
answer
90
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Xournal++ file extension gets associated with gzip
I installed xournal++ on kde plasma kubuntu 20.04(LTS) by snap. All went well except the file extension .xopp got associated with gzip.
I removed the snap version and reinstalled via deb. The problem ...
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2
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1
answer
52
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How to get rid of FoxfitReader Document classification?
I installed Foxfit Document Viewer as I was trying it as an open source replacement for acrobat. I didn't really liked it so i got rid entirely of it. But there is a problem. Now any PDF file is ...
- 51
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36
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I move folder to * file type how to get file form it [closed]
I try
mv Some.txt A*
but there is not any folder name of A so it converts into 'A*'file
ls screenshot
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33
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Symlink to jar in /usr/bin: cannot execute binary file: Exec format error [duplicate]
I'm a bit puzzled on Ubuntu 22.04, I installed the ditaa package, which is a java program providing a jar in /usr/share/ditaa/ditaa.jar that is supposed to be run with java -jar /usr/share/ditaa/ditaa....
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97
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The file chooser in some apps gives an option 'customised files' or 'all files' - how to set default?
The file chooser in some apps gives an option selector button down in the bottom right marked 'customised files' or 'all files'.
The specific problem that this creates is as follows. My digital camera ...
- 491
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1
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36
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What's the role of the yuml file in the netplan folder?
I just learned that yAML files are useful to set network configurations. While playing around with it I mistakenly edited the yUML present in the same /etc/netplan folder and saved it using nano. ...
2
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1
answer
259
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What can be used to open .ccitt files?
pdfimages extracted from pdf file .-000.ccitt and .-000.params
How can I open it? Searching finds spam farms with automatically generated text about extensions.
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2k
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Exec format error with "data" file format
Does anyone knows why it gives format error when i try to run echo through /bin/echo or /usr/bin/echo but works well if i just type echo in the command line
bash: /usr/bin/echo: cannot execute binary ...
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4
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2
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594
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Cheese: How to save camera image with another format (other than .jpg)?
I'm tring to use builtin webcam from my laptop to capture image.
Currently I'm using cheese. I know vlc will do the job but I wonder if cheese can do this.
I haven't found any option to change saving ...
- 53
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1
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463
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How to unpack EaseUs Todo backup .PBD files on Ubuntu
I have a .PBD backup file of my old Windows laptop. This is created by the EaseUs Todo Backup utility. They don't make it for Ubuntu.
Is there any way to unpack this file in an Ubuntu-native way?
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431
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Can I reference a file in another file location rather than copying and pasting it?
Imagine I have a file named "Movie 1" sized 2 gb in the Videos directory, and then i want to organize that file into 2 other files, such as placing "Movie 1" into "Funny ...
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2k
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Cannot mount microSD card
I am trying to mount my micro SD card but it shows write-protected. I have tried disabling using the notch on the adapter. I also ran the following commands:
lsblk -p
/dev/mmcblk0 ...
- 151
1
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1
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216
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Programatically modify file associations using standard interface (cases where mimetype does not matter)
I know that I can use xdg-mime default codium.desktop text/plain to change association for text\plain mimetype ( Programatically modify file associations using standard interface (using mimetype) )
...
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2
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2
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669
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I am not able to open the txt file on desktop by double clicking on it
I have pasted a .txt file in desktop folder so it is obvious that same file will show on desktop of ubuntu but when i double click on the file on desktop it will not open but when i click on the same ...
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440
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My USB flash drive suddenly get write protected, now I can't format this. how can I do this in Ubuntu?
I have tried GParted in Ubuntu & dosfstools also but it didn't work. Also tried 'ease us' in Windows.
please help me to find a solution using the Ubuntu terminal
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1
answer
1k
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Use different default applications to open .txt and .ply files
I am using Ubuntu 20.04. As is known, .txt suffix is for plain text files, and .ply is for polygon meshes. However, I find that for some weird reason, the default application to open .txt and .ply are ...
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1
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2k
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How do I open .qch files?
I've installed the qt5-doc package but I'm not able to open the .qch files that I find in the /usr/share/qt5/doc/ directory.
Do you know how I can do this?
I've tried using qt5-assistant like this: ...
- 265
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1k
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How to playback TRM (US Court Audio Record) files?
I have files with TRM/TRS extensions (US Court Audio/Video Records) that I need to playback. VLC was able to playback the video but does not recognise the audio codec.
The error message reads: ...
- 203
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3
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3k
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Image viewer that can display all ICO sizes in a file
What are the image viewers available in Kubuntu that are able to display all ICO sizes in a file?
In Windows 7 Picture Viewer, I can use PAGE UP / PAGE DOWN to navigate on the "mipmaps" (or ...
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339
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Which files formats are considered regular files in Ubuntu?
S_ISREG() is a macro used to interpret the values in a stat-struct. From man page it states :
S_ISREG(m)
is it a regular file? // Macro checks, if the file is regular or not.
Questions :
Which ...
4
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1
answer
889
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How to open different plain text files (.txt and .tex) with different default applications?
I would like to open .txt files with Text Editor by default but .tex files with Texmaker. However, if I change the default programme for .tex files to Text Editor by editing the properties of the file,...
- 413
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39
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How to back up to an external USB drive all files with specified extensions?
Recommend software to locate and back up to an external USB drive all files with specified extensions (documents, pictures, videos, music, etc.) on my laptop a Toshiba Satellite S875-S7370 with Ubuntu ...
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1
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502
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Why is the following (attached screenshot) file size shown negative bytes?
OS used : Ubuntu 20.04 LTS DE: GNOME
App screenshot : Virtual Machine Manager
What is the meaning of -1 byte? is it possible in the world of computer science to have such a file size?
Please explain,...
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3
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18k
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Convert PDF to Word Using Libreoffice in terminal
I am using the following libreoffice command to convert my pdf files into word(doc)
lowriter --headless --infilter='writer_pdf_import' --convert-to doc:"MS Word 2007 XML" sample.pdf
After ...
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1
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2k
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File extension for Audio file with ID3 version 2.4.0, contains:MPEG ADTS, layer III, v1, 192 kbps, 44.1 kHz, Monaural
I got a audio file without file extention. I want to add file extention in that file. I just know that its a audio file. So I tried to check its type using file command.
alok@alok-HP-Laptop-14s-cr1:~/...
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2
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991
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How to change the final downloaded video format with Video Downloader
I use Ubuntu Studio 20.04 LTS.
I downloaded and installed the app: Video Downloader, which is saved on:
/snap/bin/video-downloader
I wonder if there is a way to change the final downloaded video ...
- 1,747
2
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0
answers
130
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Nautilus from 20.04 will not remember custom extensions on sftp?
I have a problem with nautilus on Ubuntu 20.04 handling files of unknown type on sftp folders.
For local folders, if Nautilus does not know which application to use, it will complain about the file is ...
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4
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1
answer
2k
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How to set default application based on file extension, not mime type?
I have files with extensions .txt, .sln and .csproj, they all have mime type text/plain. But they should be opened by different programs. .txt - by Vim, .sln and .csproj - by Rider. How can I achieve ...
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5
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4k
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Cannot open 90% of recently saved images (webp format)
I very recently installed Ubuntu 20.04 on my laptop and have been having this issue where I can't open most of the images I have saved. I get an error that says
Unrecognized Image File Format
(but ...
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51
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Ubuntu login problem after restoring backuped files from windows
Hello this is the description of my problem:
I installed Ubuntu 20.04 LTS on my inspiron N5010 Laptop.
It runs very well until I restore my backup files. After that operation I can't login my account ...
user1073987
1
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0
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36
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How to display classic man page from local file with troff format?
I have a file with troff format and would like to recast to man page
file.txt:
.. c:function:: bool is_module_percpu_address (unsigned long addr)
test whether address is from module static ...
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0
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1k
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Open encrypted .dmg file?
I have an old encrypted .dmg file I would like to open. Tried what I could but now I am out of options.
Option 1: dmg2img
Getting error message: dmg image is corrupted
Then I tried to use vfdecrypt, ...
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4
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2
answers
3k
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How to find all files that are not of a certain extension?
I'd like to delete every file in a directory that is not a .png file. I'd only like to keep pictures, and delete everything else.
Something like this, which obviously doesn't work:
for file not in *....
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3
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4k
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Opening winmail.dat attachments
After saving an attachment in a Thunderbird mail message to my Ubuntu 16.04 files, I was informed that a winmail.dat file can't be opened. I am not tech-savvy. Is there an easy solution?
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83
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How to open a file with a determined application even when the type is opened by default by another application?
Context
Okular is a PDF reader with support to annotations, bookmarks, etc. When I want to save the PDF with the annotations and bookmarks embedded, Okular saves a application/zip file.
When I open ...
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3
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13k
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Why do some applications have files with no extension? [closed]
Why do developers choose to not use file extensions for certain files? Here is an example from MediaWiki -
This appears with intention, e.g 'CREDITS' and 'COPYING' is with legal intent, perhaps. Why ...
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158
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How to programatically get program associated with a given file extension?
How can I without any manual GUI use check what will open file with a specific file extension - for example .rb?
Not a duplicate of how can I change file association globally? as mine is about ...
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1
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611
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How do I forward emails in thunderbird in a format other than .eml?
When I forward emails in tbird, they are attached as .eml files.
Some recipients can't open these files. How do I forward emails in a different file format? e.g., as text files perhaps?
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1
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464
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How to change default program for files ending in one extension
In Ubuntu 18.** how do I set a default program only for files with one specific file extension? For example if I use the graphical interface and use "Set as default" for a .txt file it also changes ...
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