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.

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-1
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2answers
28 views

Listing an empty folder shows two items . and .. , what are they?

algosig@algosig:~$mkdir test algosig@algosig:~$cd test> algosig@algosig:~/test$ls -all total 8> drwxrwxr-x 2 algosig algosig 4096 august 15 23:09. drwxr-xr-x 41 algosig algosig 4096 august 15 ...
0
votes
2answers
39 views

Formatting USB thumb drives for Ubuntu in Windows

I am having issues getting usb drives to work correctly in Ubuntu and have read various bug reports of certain formats not working correctly in Ubuntu. If I want to format a usb drive from inside ...
5
votes
2answers
247 views

How to open sitx files?

I want to open a sitx file. I tried to open it using Unar and 7zip, but I did not succeed. What is the right application to open sitx files?
4
votes
1answer
62 views

Mimetype mess after calibre installation. How can I fix it?

I always get text/plain or application/octet-stream when running "mimetype" on all file types. The command "file --mime-type" seems to identify correctly the different file types. For instance, if I ...
0
votes
1answer
128 views

Mounting Disk Image in Raw format

While Trying to mount a disk image in Raw(dd) format using the following command mount nps-2010-emails.dd /media/manu/ I get the following error message mount: you must specify the filesystem ...
0
votes
1answer
106 views

Conversion of disk image from Encase (E01) to Raw format

I am trying to convert from EnCase to Raw format using instructions given on this page. The following takes place: manu@ubuntu:~/Downloads$ ewfexport nps-2010-emails.E01 The program 'ewfexport' is ...
1
vote
2answers
247 views

Why is terminal telling me that my .rar file is not a RAR archive?

The file was downloaded online am I am trying to get a PS2 emulator working on my computer for fun. All I need to do now is learn how to open this rar file. File output of: superpajamarama@:~$ file ...
0
votes
0answers
46 views

How do I get my pendrive to work again

I had a FAT32 formatted usb drive, which when opened in ubuntu displayed a folder named "System Volume Information". I deleted this folder and then I was unable to open the Pendrive using nautillus. ...
0
votes
2answers
32 views

Computer noob needs help with video format conversion [duplicate]

I need to convert 2 movies from the .MKS format to a .MP4 or .AVI file. How would I do that? I would prefer doing this in a GUI as I am not comfortable with the Command Line Interface.
1
vote
2answers
171 views

How to view Berkeley DB contents?

I have a copy of addressbook from Nokia N900 and it's a Berkeley DB file. How can I view it's contents? $ file addressbook.db addressbook.db: Berkeley DB (Hash, version 8, native byte-order)
0
votes
0answers
12 views

Renaming a file without changing its file type

Ok, so i like to play minecraft on Ubuntu 12.10 and i don't like it how the minecraft icon says Minecraft.jar but thats the only way minecraft will open properly from OpenJDK java 6 Runtime, if i ...
0
votes
0answers
17 views

Encoding problem with .bib-file in text-editor

I have create a .bib-file, using the default Ubuntu Text Editor. When I tried to open it some time later the characters are all messed up. In the topbar I get the following message: The file you ...
0
votes
0answers
123 views

.DAV file plays in with Totem, but WiNFF cannot identify it

I have a .dav file from a CCTV system. It doesn't play in most video players, but it does play successfully in the default Videos/Totem application in Ubuntu 13.10. I need it to play in other video ...
1
vote
1answer
660 views

SDHC vs SDXC cards for Linux

I recently bought a Zenbook prime of 128GB and I bought a microSD to SD adapter for macbook air (because of the low profile). It's working great with my SDHC that I had on the phone. I'm thinking ...
1
vote
1answer
71 views

how to mount file type

I have recently imaged some floppy disks to img files. the disks had some bad blocks. So I am trying to figure out the File system type, so that i can mount, and repair the files. I tried $ sudo ...
0
votes
0answers
53 views

File type associations gone wild [duplicate]

I have installed Ubuntu 13.10 (Desktop, 64Bit) on different machines. However, after installing the most recent version of Google Chrome browser and wine I do always get a mess with a lot of file type ...
0
votes
1answer
120 views

How to open or convert .GPK (audio) files?

I wondering how I could open .gpk files? These files were created by my DigiTech JamMan Loopstation. Internet says WaveLab, but this is not available for Ubuntu, am I right?
0
votes
0answers
27 views

Closed captioning file

I am needing to convert a .cap file to either a .scc, .smpte-tt or a .sami file for closed captioning. Does anyone know of any programs or software that is capable of doing this that works on ubuntu? ...
1
vote
1answer
116 views

Writes occurring to fresh ext4 partition every second endlessly. Cause and solution?

I've an external 500GB HDD connected to my Laptop which runs Ubuntu 12.04. I've formatted the external drive with one ext4 partition which spans the entire disk. My problem is that the disk makes ...
0
votes
3answers
64 views

Are there specific file extensions that aren't compatible with Ubuntu?

I am using Ubuntu version 12.04.2 LTS Are there any specific programs or file extensions that are not compatible with Ubuntu? Can all .exe extensions be run on Ubuntu? I have just started using this ...
4
votes
4answers
98 views

Why do I have to name my text file <something>.cpp in order to compile a C++ program from command line?

I'm exploring compiling/running simple C++ programs from the bash shell (in Ubuntu 12.04). Being new to Linux in general, I actually have a couple questions. First, it seems that Ubuntu/Linux does ...
0
votes
0answers
79 views

Keynote file showing as 0 Bytes

I know I can't do anything functional with an Apple Keynote file, in Ubuntu, but I have needed to download them or transfer them and send them along as email attachments. The problem is, once ...
2
votes
3answers
88 views

Can the Norton Bootable Recovery Tool read Linux partitions?

I have a PC that I can dual boot between Windows 7 and Ubuntu. If I use the Norton Bootable Recovery Tool to scan the PC for viruses (by booting from the Norton CD), will then Norton also scan the ...
0
votes
0answers
32 views

Problem opening xboard

I recently installed xboard but when I type xboard in the terminal it is not opening instead gives me the following error: dineshkumar@dineshkumar-desktop:~$ xboard load checkmark.bm xboard: Can't ...
2
votes
1answer
257 views

What is the meaning of .lnk extension?

Every time when I install and use a Windows program using PlayOnLinux / Wine, I get a .lnk file on my desktop besides the program's shortcut. The file's name is "program's name.lnk". What is its role ...
0
votes
0answers
30 views

Show file extension in file name [duplicate]

Is there anyway to show files suffixes by default in file name in unity? For example: If I have a file called test.bin, it is shown as test in Unity. I'd like it to be shown as test.bin by default ...
2
votes
1answer
32 views

Problem formatting Bless output

I've been trying to output a standard hex dump of a binary file using Bless Hex Editor. The formatting language provided works fine until I try to get an ASCII column down the right hand side. All I ...
0
votes
1answer
61 views

Information about file extensions

Which type of file extensions are used in Ubuntu ?
2
votes
1answer
133 views

How can I read GSettings values from a filesystem backup?

I have a complete filesystem backup from an old Ubuntu installation. I'd like to retrieve some data from it that was stored via GSettings, e.g. my old GNOME Terminal color selections or the commands ...
0
votes
0answers
57 views

assigning file extensions to a program

I recently installed the latest version of Maple (math software) and it works just fine but there’s a small issue of ubuntu not recognizing the extensions (.mw , .mws) properly. I can load maple and ...
2
votes
4answers
282 views

How do I change extensions of all files in a folder to one common extension when all the files have different extensions?

I have a grader for COCI (a competitive programming contest) that reads input files (txt[number].in), compiles and runs a code (txt.cpp) and matches the result with an output file (txt[number].out). ...
2
votes
1answer
166 views

Ubuntu Touch music file types

What kind of audio file types can the Ubuntu Touch play? I want to push some of my music over, but want to make sure it works first. Can it play .mp3 file types or would I be best converting them to ...
2
votes
2answers
2k views

Opening an .accdb file in Ubuntu?

I've received a Microsoft Access .accdb file (version 2010 I believe) that I need to get some data from. How can I open it in Ubuntu? Is there any tool that would allow me to do so? PS: Read-only is ...
2
votes
1answer
628 views

convert wordlist.txt file[s], to make them compatible and working in goldenDict

I've got five wordlist.txt dictionary-files; downloaded at dict.cc, and I need to convert them into .ifo | dict.dz | idx.gz or .index | .dict(.dz)-format, in order to make them work in/with ...
7
votes
3answers
1k views

List all files that do not have extensions

I want to list all files in a directory that don't have extensions. For example: $ ls a.txt b c.pdf d e.png $ ls -someOption b d What command I can use instead of ls ...
0
votes
3answers
652 views

Is there any tool for converting from .pdf to .chm? [duplicate]

I googled this title and all I encountered was chm -> pdf searches. Isn't it possible from pdf to chm ? Or if it is possible which tools do this ?
0
votes
1answer
1k views

What format does evolution store its mail in?

My evolution (3.0.3) has a maildir directory: ~/.local/share/evolution/mail/local/ cur/##########.######_#.username:2,S ...
1
vote
5answers
6k views

Ext4 file system format dirve not shows in Windows 8

To install Ubuntu 13.04 formatted a drive with Ext4 file system format. After format it can't open the drive from windows 8 Os login. Whenever I try to open the drive following error shows : Thanks ...
4
votes
2answers
239 views

Direct file downloads based off file extension?

Is it possible to make it that whenever I download a file, it is redirected to a certain folder based on its file extension? Eg, *.jpg, *.gif, *.png, etc, that it downloads to my pictures folder, ...
2
votes
1answer
421 views

Import vector graphics to inkscape

I'm producing vector graphics in my research with Maethematica and/or MATLAB, and I want to combine a few of them. I thought the best would be to use inkscape to do that, but unfortunately inkscape ...
1
vote
0answers
495 views

Error interpreting JPEG image file (Not a JPEG… I can't open it! Hex editor file extrange

I can't open my .jpg files. It shows: Error interpreting JPEG image file (Not a JPEG file: starts with... I had found some similar problem but without resolving. I tried various softwares but ...
8
votes
1answer
438 views

How can I stop Files from oversimplifying file types?

When I sort files by type in Files, both JPEG and TIFF file types are described unhelpfully as "Image". This oversimplification makes sorting effectively useless for me: When writing this question ...
2
votes
1answer
1k views

What (input) types of files can avconv convert and to what (output) files?

I like to use simple commands (in Thunar custom actions), like avconv -i %f %f.mp3. I can replace mp3 with flac for example - but what other output extensions can be used? Also, in Thunar custom ...
1
vote
1answer
468 views

What (input) types of files can ffmpeg convert and to what (output) files?

I like to use simple commands (added to Thunar custom actions), like ffmpeg -i %f %f.mp3. I can replace mp3 with flac for example - but what other output extensions can be used? Also, in Thunar ...
0
votes
1answer
39 views

Delete files with 2 separators

I would like to be able to search and delete files which have 2 separator "." in their names but all end with .gnucash or .log e.g. PL.293892.gnucash How do I do this please? Normally I would ...
1
vote
1answer
530 views

How to read file with iso-8859-1 latin1 encoding?

What package should I install to be able to read files with iso-8859-1 latin1 encoding? Currently, I only see strange characters instead of text. % locale LANG=en_US.UTF-8 LANGUAGE= ...
4
votes
2answers
3k views

How do I save a LibreOffice Calc file for opening in Excel?

I am trying to save a file in LibreOffice Calc that is still usable in Microsoft Office Excel. Save as .xlms doesn't work.
0
votes
1answer
600 views

car radio sd doesn't work when formated from ubuntu

My radio car reads SD card only when formated from windows. When I format it from ubuntu it says "no file", althought in the computer (both from windows and ubuntu) I can see their contents. Is there ...
3
votes
4answers
9k views

What software should I install for opening .stl files?

I use Ubuntu 12.10. What software can I install that can open Physible .stl files? And what are the differences between these softwares?
2
votes
2answers
4k views

How to list text files without a .txt file extension?

For example, how can I replicate ls *.txt when my text files are missing the .txt ending, and as far as extensions go appear the same as many other types of file? Alternatively, is it possible to ...