Tagged Questions

1
vote
4answers
139 views

Is there a command to list files, exclude sub-directories and display size and date?

Before I begin please assume I have only basic knowledge in UNIX. Basic meaning I have only started reading about it since last week for a work related purpose. I have been experimenting with the ls ...
1
vote
1answer
222 views

`ls` command does not list latest directory contents

The Linux shell does not print up-to-date information when it comes to ls. For example I use my other processes (IDEs etc) to create some directories. However when I run an ls command I don't see ...
3
votes
2answers
185 views

Get the complement of the result of an ls command

Let's say I have a directory with multiple files, all of which are either binary files (files with no declared extensions) and source files (.c extension). I do this: $ ls and get: README.md ...
3
votes
5answers
158 views

Print non-existent files from a pipe input

I have a directory of lots of .PDF and .JPG files. There should be a .JPG file for each .PDF with the same name. I'm trying to use a command to find .PDF files that doesn't have a .JPG file. My ...
4
votes
2answers
383 views

What does the 'd' mean in ls -al results and what is that slot called?

In Linux, what does the d mean in the first position of drwxr-xr-x? And what are all of the possible letters that could be there, and what do they mean? I'm trying to learn more about the Linux file ...
2
votes
3answers
1k views

Unix Command to return all files that end with single digit and TXT extension

Which command returns all files that end with a single digit and have the TXT extension ?
10
votes
5answers
750 views

How to list all files in the size order

I would like to list all files in the order of big to small in size and the files could be present anywhere in a certain folder.
1
vote
1answer
387 views

cannot 'ls' /mnt directory

I have a CentOS-6 machine that I'm working on that is running a live database. It's having a problem with the /mnt directory. I cannot ls the directory for some reason. stat is working and shows ...
1
vote
5answers
913 views

ls: Do not show directories that match same pattern in wildcard searches, only files

Supposing I have something like the following, a typical business PC situation: drwxr-xr-x 1 whatever whoever 3 Oct 3 16:40 invoices2009 drwxr-xr-x 1 whatever whoever 4 Oct 3 16:40 ...
0
votes
1answer
372 views

Asking ls to only list files in a path that match a specific glob/regex

In Zsh: Is there a way to use ls to only list files and folders in the current directory that match a specific globbing or regex pattern? For example, say I have multiple files that start with the ...
1
vote
3answers
2k views

List only regular files (but not directories) in current directory

I can use ls -ld */ to list all the directory entries in the current directory. Is there a similarly easy way to just list all the regular files in the current directory? I know I can use find find . ...
1
vote
1answer
177 views

wdfs mount problem

I'm running Fedora/Gnome 3.4.2 64bit and I'm trying to mount a webdav file system to work with. As root, I run the command #mkdir /mnt/webdav #wdfs https://www.webiste.com:port/directory ...
4
votes
5answers
752 views

Strange case: Text file that exist and doesn't exist

I'm completely puzzled about a problem with a single plain text file in my system fedora 12. I used a known software in bioinformatics, maker, to produce lots of plain text files and one of them it ...
2
votes
3answers
425 views

Can I list only specific subdirectories?

I have a folder tree structure like arndell \_databases \_daily \_weekly claremont \_databases \_daily \_weekly monte \_databases \_daily \_weekly and I am only after all files inside ...
12
votes
1answer
2k views

ls taking long time in small directory

Running Ubuntu, I open a terminal and do sudo bash cd / ls | head -n 1000 And predictably about 20 directories are returned. However, if I do an ls, and don't pipe it into anything, the ls just ...
3
votes
2answers
587 views

List of Recently Modified Files

How can I Get a list of all files modified , say 3 months ago. I checked this question but I was not able to apply it to my scenario. I am trying this now , it seems to be working , but I know there ...
11
votes
2answers
541 views

“ls -lh” reports total size less than sum of individual sizes

Under what circumstances would ls -lh show a total that is less than the sum of the individual files? For example: $ ls -lh /var/lib/nova/instances/_base total 100G -rw-rw-r-- 1 nova nova ...
3
votes
2answers
121 views

How do I create a structured list of all the files and directories under a particular directory (recursively)?

I need to have an "image" of a file system without actual contents of the files - just all the names and the structure, so that I can read the file and know what files were stored there and how were ...
7
votes
6answers
4k views

What's the best way to count the number of files in a directory?

If parsing the output of ls is dangerous because it can break on some funky characters (spaces, \n, ... ), what's the best way to know the number of files in a directory? I usualy rely on find to ...
1
vote
1answer
160 views

file missing from Desktop screen but can be seen using “ls” under the Desktop directory

I downloaded some files onto desktop. After typing ls under the Desktop directory, I can see these files. However, I cannot see the icons on my desktop corresponding to the files I see with ls. I use ...
8
votes
3answers
6k views

Linux ls to show only filename date and size

How can I use ls in linux to get a listing of filenames date and size only. I don't need to see the other info such as owner or permission. Is this possible?
13
votes
2answers
7k views

How do I do a ls and then sort the results by date created?

In what order are the dated ordered by? Certainly not alphanumeric order. ls -lt sorts by modification time. But I need creation time.
7
votes
3answers
901 views

Why is sorting files by access time not working?

I tried to use command ls --time=atime it was working in one directory but wasn't working in another directory. I opened certain files in vim, evince and other applications but after the command file ...
4
votes
2answers
370 views

Tell if a folder/file is hidden in Mac OS X

I know you can set or unset the hidden flag of a folder/file by doing chflags hidden foo.txt and chflags nohidden foo.txt. But is there anyway of telling whether the folder/file is currently hidden ...
8
votes
6answers
2k views

What does the “number” in the owner field of files signify in linux?

I copied many files to my new linux host. I see that all files have the owner and group both set to 515. What does that mean?
4
votes
4answers
2k views

last time file opened

Is it possible to get the time when file was opened last time and sort all files in a directory by those times?