The ls command lists the contents of a directory.

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Display full ISO time in OSF1

I am working on an HP OSF1 (Tru64) based server and need to display file listings with the full-iso time format style. Example of this in Ubuntu Linux, user@hostname:~/Desktop$ ls -lrt --full-time ...
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How can I list only the directories present in a directory using ls? [duplicate]

Possible Duplicate: Is there any option with 'ls' command that I see only the directories? I have a directory with a lot of files but only a few directories. To get a list of only ...
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6answers
19k views

How to list files starting with “a” or “c” from /etc.

I tried ls /etc/[ac]* but it shows directories starting with a or c, and their entire contents, not the files starting with "a" or "c".
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3answers
574 views

find -exec ls -lR {} \; returns every item twice

Background: I'm currently writing an archiving script, which creates gzipped tarballs from some folders and their contents. It should be able to synchronize the gzipped archives with the sources ...
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2answers
45 views

Why is there a minor number in /dev for directories such as pts?

This is a part of /dev in CentOS 6.6. What is the meaning of the minor number for directories like ., .. , bsg, block and ... ? drwxr-xr-x. 18 root root 3800 Jul 3 06:00 . dr-xr-xr-x. 21 ...
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124 views

Meaning of “l” in “lrwxr-xr-x”? [duplicate]

According to this website: http://ss64.com/bash/ls.html The first letter indicates the file type: f means file and d means directory. But in my case I've an l. What's the meaning of this l? In ...
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2answers
419 views

meaning of capital S in long ls output [duplicate]

What does this long listing mean? $> ls -l developer.haml -rw-rwSr-- 1 humon apache ...... I know what a usual listing means and I know all about what it means to be read 'r', write 'w', and ...
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3answers
223 views

How to delete directory ' :q!'? [duplicate]

Accidentally, i have got this directory created in my home, drwxr-xr-x 2 ubuntu ubuntu 4.0K 2012-09-06 07:27 :q!/ I want to remove this somehow. I have tried using escape characters in double ...
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2answers
380 views

ls command lists hidden files

When I run ls command I get files like opencv.sh~ in my output which is not visible if I check the home directory. Basically, it also lists hidden files without supplying any other parameter. How can ...
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3answers
300 views

Concat 1000 files within a directory [closed]

I know we can concat files by cat file [file] [[file] ...] > joined-file. I have directory which contains lots of files. I want to concat all of them. I want to concat 1000 files irrespective of ...
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4answers
2k views

Foreach loop for ls output

I am trying to process some files in directory using foreach loop for ls output: IFS=$'\n' for i in $(ls -1Atu); do echo "$i" done At first time i thought it works, but when i created file ...
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6k views

Making a text file of list of directory entries in bin

How could I make a text file of the list of directory entries in /bin/ along with the attributes of all the files stored there?
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3answers
787 views

How to print only certain characters?

I have to translate the permissions of a file this way: r ► c w ► s x ► e Then, I must extract the group of characters which are related to owner group. Last step is to print that group of ...
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1answer
400 views

Delete empty directories using 'ls' command

I want to delete empty directories without using find command find . -empty -type d -delete. like the following: if [ "$(ls -d *)" ]; then echo "Not Empty" else echo "Delete" fi How do I ...
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1answer
4k views

Find files using ls and wildcards

pwd : ../bin under bin I have a directory called datafiles. Use meta characters and the ls -lL command (with lower and upper case L) to list all filenames under the datafiles directory that contain a ...
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1answer
4k views

Must parse ls -Al output and get file or directory name [duplicate]

I must parse ls -Al output and get file or directory name ls -Al output : drwxr-xr-x 12 s162103 studs 12 march 28 2012 personal domain drwxr-xr-x 2 s162103 studs 3 march 28 ...
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3answers
42 views

Seeing mode of file without listing all files

I want to see the mode of file/folder foo, in the form drwxrwxrwx. I would normally do ls -lah | grep foo, but in this case the folder had so many subfolders, that it took a long time for ls to run. ...
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4answers
77 views

Is there a way to show the permissions for a file without using `ls`

That's all - just wondering if there's other way to find out the permissions for a file without doing a ls -l to see the string of values there. As far as I know, there's no show option in chmod.
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50 views

ls default sorting inconsistent

Why does adding identical characters to the end of filenames change the sort order as shown below? In any sane string comparison method I would expect the comparison of 2 strings to not differ if the ...
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4answers
114 views

Why does my “ls -a-l /home” not work?

Marias-MacBook-Air:~ mariasharapova$ ls -a /home . .. Marias-MacBook-Air:~ mariasharapova$ ls -a-1 /home ls: illegal option -- - usage: ls [-ABCFGHLOPRSTUWabcdefghiklmnopqrstuwx1] [file ...] ...
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2answers
86 views

'+' and 's' in permission strings

If the ls -l command gives me a permission string like rwsr-s--x What does the 's' mean? The only sources I found mention that it can be present sometimes but do not elaborate. What does a '+' ...
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2answers
104 views

Linux Bash Scripting Issue with Wildcard

I'm having issues with what I imagine should be a simple bash command I'm basically just trying to loop through a bunch of files and get there names `ls ./*.sql` # list all files ...
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3answers
106 views

“Other” permissions on files

To my understanding, the last three character of file permission printed by ls command is about other user's file permission. If the other user"s" have separate file permissions to this file, what ...
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3answers
9k views

Use of ls with wc command

What does the command : ls | wc -l do? I know wc <filename> gives lines, words, and characters, and wc -l <filename> print the line count. But how it is being used with ls` ...
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1answer
202 views

wc - setting a terminating character

I've got that far: wc --files0-from=FILE lets one get the word count of a list of files. Each entry in this list mus be terminated with an ASCII NUL character. Question: A way to set a terminating ...
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1answer
1k 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 ...
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3answers
34 views

Command to print the number of *.pdf files in a chosen directory [duplicate]

I am currently not on a Linux machine. Would the following command produce my wanted result? ls | grep ".pdf" | wc
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2answers
98 views

What does “ls --dired - l” or “ls -D -l” actually print?

ls --dired -l prints all dir and files along with some number followed by //DIRED// ***66 69 122 131 ....*** //DIRED-OPTIONS// --quoting-style=literal What do these numbers in bold mean? --dired ...
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1answer
99 views

What's the -alhF flag in ls?

What is the -alhF flag in ls? I can't find it in the man page.
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3k views

How do I copy the latest file from one directory to another?

I have 3 zip files in a directory. I want to copy the most recent version to a backup directory. My code works fine for .sh and other files, but not for .zip. Is there something else I have to do? ...
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2answers
309 views

How can I capture two columns of ls output in a bash script

I want to create a script to delete any directories with numeric groups. What I have so far captures and analyzes the group: #!/bin/bash re='^[0-9]+$' for x in `/usr/bin/ls -l /var/indexes | sort ...
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5k views

ls command - list files containg speccific string in file name and belong to specific type

I am new to linux. Is it possible for a ls command to return a list of files containing "PRO" in its file name and belong to pli file type. I have researched and identified that ls -c -lt *.PLI will ...
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5k views

Bash: iterate with variable on the lines of `ls -1` output

In a simple cycle like the following for f in $(ls -1) ; do something done I would like to store each line of the output of ls -1 in the variable f. Is there a way to do this ...
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1answer
69 views

List file in sub directory with certain permission

So basically I need to list files in sub directory which has all permission for user and group but not other. Basically rwxrwx--- All I got is: ls -d */* to show the sub directories but now how ...
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1answer
36 views

Using `tree`, how do I output files before subdirectories?

I tried to combine --dirsfirst and -r, but directories still show up on top, only in reverse alphabetical order. It seems like -r is applied first, which is also indicated by the man pages. Any other ...
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2answers
220 views

Script that list file names by first letter bash type [closed]

I need a script that takes input from the user which specifies the first letter of the file names to be displayed, so that only file names starting with the letter specified are listed. I only need to ...
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1answer
347 views

get list of files which are unique

I have a directory in which files are created as abc.sh.ID.datetimestamp.id.log In the filename abc.sh, the ID is always the same (there are 1000's of .sh's and ID's combination in the environment). ...
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4answers
2k views

Single line command to cat last file in ls -lrt output? [duplicate]

System log files are serialized and I use ls -lrt to show me the most recent file. I then cat that file. This requires typing a long serial number each time. How can I cat the last file appearing in ...
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2answers
234 views

Get number of files in each directory [duplicate]

I have a directory with a very large number of subdirectories (~800) that were generated programmatically. I want to get a count of the number of files in each of these subdirectories to check for ...
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5answers
206 views

List only the count of all files/directories for the directory tree of present directory

I want to list the number of directories under each subdirectory tree of the present directory. As there are too many directories, I can't go into individual directories and check. I would like to ...
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2answers
74 views

Is there a way to list files before mounting a disk partition

Suppose there are several partitions in my computer. I'm not sure where is the folder I have to access. Usually what I do is mount all the partitions first and then search one by one. Is there a way ...
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2answers
199 views

How can I shorten an if then else using the [] format

I want to shorten this to a one liner: if ls --version 2>/dev/null | grep -q 'coreutils'; then alias ls='ls --color=always' else alias ls='ls -G' fi I frequently use [] for conditionals, e.g. [ ...
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2answers
674 views

ls outputs multiple columns even if piped to grep with grml's zsh config

I just decided to give zsh a go against Bash and came across some unhandy behaviour about which I couldn't find anything on the net: If you do a ls | grep foo in Bash, the ls only contains one file ...
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1answer
43 views

Size of a character/block file

Why is the size of a character or block file given as comma separated? crw-rw-rw-. 1 root root 1, 3 Mar 8 10:15 /dev/null brw-rw----. 1 root disk 8, 1 Mar 8 10:15 /dev/sda1 Size of a file is ...
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2answers
45 views

File sort by time issue

I have a requirement to identify sequence gap in a set of files. Sequence starts at FILENAME_0001 and ends at FILENAME_9999. After this the sequence is restarted from 0001. To implement a proper ...
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1answer
58 views

how to get latest file in each dir

Is there a Unix command to get the latest file in logsarchive of each dir of /app/instance? In the example below, I have 5 folders in /app/instance: as_a, as_b, as_c, aunz, naeu and I need to get the ...
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2answers
230 views

Fix LS Colors for directories with 777 permission? [duplicate]

When I run ls on a folder with directories that have a 777 permission, the ls colors are purple text with a green background, which is unreadable: What can I do to make this more pleasant to look ...
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2answers
2k views

What is the alternative for ls command in linux? [duplicate]

How can I list the current directory or any directory path contents without using ls command? Can we do it using echo command?
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1answer
58 views

Find directory names with N occurences of a set of characters

Sorry in advance, I know there are hundreds of posts about find, but I genuinely don't understand what's happening here and haven't been able to find a definitive answer to this question: how to match ...
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1answer
67 views

`ls / | wc -l` tells more lines than `ls /` shows [duplicate]

ls / outputs two lines. $ ls / bin cdrom etc initrd.img lib lost+found mnt proc run share sys usr vmlinuz boot dev home initrd.img.old lib64 media opt root sbin ...