The ls command lists the contents of a directory.

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12
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5answers
31k views

Difference between ls -l and ll?

I'm relatively new to programming as a whole and some tutorials have been telling me to use ls -l to look at files in a directory and others have been saying ll. I know that ls is a short list, but ...
1
vote
1answer
106 views

Why do these two find-commands give different results?

I wanted to see all files modified within the last 10 days and who owned them, so I entered the following to give me an idea how many results would be returned; find . -maxdepth 1 -mtime -10 I then ...
1
vote
2answers
2k views

How to change the output color of the ls command in terminal in OS X and iTerm2?

I know that a similar question has been asked in: How to colorize output of ls ? although I didn't really understand the answer and couldn't really make it work. However, I have tried something ...
2
votes
4answers
5k views

Get the latest directory (not the latest file)

My folder parent has the following content: A.Folder B.Folder C.File It has both folders and files inside. B.Folder is newer. Now I just want to get B.Folder, how could I achieve this? I tried ...
0
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1answer
149 views

How to get the same ls with colors working on both OSX and Ubuntu?

When I want color in Ubuntu I do alias ls='ls --color=always' but on OSX this gives an error ls: illegal option -- - and I need to do alias ls ='ls -G' How can I create an alias with the same ...
4
votes
4answers
1k views

What is the Linux command to display how many file names in the directory end in two digits

What is the Linux command to display how many file names in the directory end in two digits? Using ls with a command like this : ls -l | wc –l *[0-9][0-9]
5
votes
3answers
1k views

Linux command to return all files that start with TEMP but do not end with double digits

What is the Linux command to return all files that start with TEMP but do not end with double digits? I think it should look something like this: ls -l TEMP*[!0-9][!0-9] but the results of my ...
3
votes
5answers
428 views

Look if a folder has some files with certain extensions

Suppose I have a file structure: $ cd /home/Desktop $ ls -d */ Abc/ Qwe/ Zxc/ Rty/ $ Now I want to iterate through every directory and see if they have any ".pdf" files. Could some one please ...
4
votes
3answers
277 views

What does “command1 -> command2” indicate in results from my ls -al?

when I do a ls -al in /usr/sfw/bin I see: make -> gmake What does this indicate? Is this a symbolic link? I've googled and have not found the answer to this question.
0
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3answers
96 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 ...
1
vote
1answer
99 views

GeeXbox ls shows no date?

Recently, I tried connecting to my GeeXbox via WinSCP but got an error indicating the output of ls could not be parsed. Apparently, my ls does not include a time stamp! What might be the cause and ...
0
votes
6answers
12k 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".
89
votes
8answers
13k views

Why *not* parse `ls`?

I consistently see answers quoting this link stating definitively "Don't parse ls!" This bothers me for a couple of reasons: It seems the information in that link has been accepted wholesale with ...
5
votes
2answers
943 views

Why doesn't my loop over the output of ls work?

I am trying to feed Directory names into a for loop. My code is as follows: td='/Test/TopDir/' cd "$td" for x in $(ls -d */ | cut -f1 -d'/'); do echo x=$x done The top directory I run this on ...
0
votes
2answers
180 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. [ ...
1
vote
2answers
58 views

`ls` fails for directory copied from Win and OSX [closed]

I'm not able to ls on a folder that I have just transferred from win7 to OSX via a FAT32 drive. I don't know how to search for an answer for this issue. I've attempted the following: sudo chmod ...
-1
votes
4answers
3k views

How to exclude directories from `ls -R` output?

If ls -aR | grep ":$" returns ./.hiddendir2: ./dir1: ./dir3: ./dir3/.hiddendir4: then how can you update the pattern given to grep so that you only get ./dir1: ./dir3: (note that the last ...
4
votes
1answer
541 views

“The entry is a door” in Solaris “ls” man page

I found this in a man page for ls in solaris linux. http://www.unix.com/man-page/opensolaris/1/ls/ What does it mean when it says: D the entry is a door?
12
votes
3answers
5k views

EXT3: If block size is 4K, why does ls -l show file sizes below that?

If you run ls -l on a file that contains one letter, it will list as 2B in size. If your file system is in 4k blocks, I thought it rounded files up to the block size? Is it because ls -l actually ...
1
vote
1answer
136 views

Leave directory out using ls

I am trying to get a vertical list from ls, that is recursive but leaves a out a single directory called node_modules. I've used: ls -lt -h -R This gets me a very long list that is vertical, human ...
0
votes
2answers
3k 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 ...
5
votes
2answers
630 views

ls command: how to ignore case without globbing

I use the shopt -s nocaseglob command to ignore case, but it seems like it doesn't work if I use a string without glob. Just a question out of curiosity, is it possible to ignore case without ...
7
votes
6answers
3k views

Is it possible to remove folder prefix from a `ls` command

I am in a bash script and I want to get the list of all files (let say all jar files). I execute the command ls -1 lib/*.jar and I get the output: lib/mylib_1.jar lib/mylib_2.jar ... Is there any ...
3
votes
1answer
76 views

Customize bash to always include a certain parameter

When using the "ls" command, bash prints in the following format: file1 file2 file3 file4 file5 file6 file7 file8 But when given the parameter "-1", it prints: file1 file2 file3 etc... Is there ...
2
votes
3answers
11k views

How to display “human-readable” file sizes in find results?

I'm trying to find all large files on my Centos server. To do that I'm using: find / -maxdepth 10 -size +100000 -ls I tried changing -ls to -lsh but it is not allowed. How can I display these ...
5
votes
3answers
529 views

ls --color: how to color executable hard links?

I created some hardlinks on an NTFS drive, but because of that, they are all executable and colored as executable instead of as hardlinks (regular file with more than one link). I did a test on my ...
5
votes
2answers
10k views

How do I find the inode of any directory?

There is literally nothing on google that I can find that will help me answer this question. I presume it is passing some other parameter to ls -i?
3
votes
3answers
706 views

Why do ls and hexdump disagree about my file size?

I have a file I created (in vim), for testing purposes (testing UTF-8 output in an SSH client). Odd things, however, are happening to this file. I wondered what bytes were in the file, so I used ...
1
vote
2answers
327 views

File not displayed using vi but visible with command ls -l CD*

I can do an ls -l CD* and see the following output. CDTEST userA RW RW R I am logged in as userA. But if I do an ls -l the file does not appear. If I do vi CDTEST it tries to create a new file ...
7
votes
2answers
487 views

Symbol that will show up first in output of `ls`?

I want a folder called DELETED to be first in my output of ls. Is there a symbol I can add to the front that can cause this? I've tried ^ and - and neither works.
1
vote
2answers
238 views

difference between “ls –alR /” and “ls –alR / &”? [duplicate]

What is the difference between "ls –alR /" and "ls –alR / &"? I seem to get the same out put. but the & sign i think should run it in background?
1
vote
1answer
34 views

“ls -lH” not following the link but “ls -lH linktofile” following it

In a directory there is a link to some other file in some other directory. If I give ls -lHh command with no arguments, ls does not resolves the symbolic link but if I give ls -lHh * or ls ...
36
votes
4answers
15k views

The ls command is not working for a directory with a huge number of files

I had a directory which had around 5 million files. When I tried to run the ls command from inside this directory, my system consumed a huge amount of memory and it hung after sometime. Is there an ...
0
votes
1answer
67 views

Is it possible to have total no. of blocks taken by same files be different on two PCs? [closed]

I used ls -l mysoftware/ on two different machines, each running ubuntu 12.04. But the 'total' returned by this command is different on the two machines. On one machine it is printing 6, and on ...
3
votes
2answers
6k views

What means the s in ls file permissions? [duplicate]

Have a quick question. Please see the below line ls -al -rws---r-x 1 root root 21872 2009-10-13 21:06 prg1 Compared to this -rwx---r-x 1 root root 21872 2009-10-13 21:06 prg2 That first line ...
6
votes
2answers
649 views

Why “ls” doesnt show the file that “find” discovered ?

(New to unix) In ubuntu When I am up in "/" folder i type sudo find . -name .erlang.cookie and the result is ./var/lib/rabbitmq/.erlang.cookie then when I am on the folder - /var/lib/rabbitmq ...
4
votes
3answers
840 views

What does 'l' in file metadata mean

When we type ls -l, we get meta data regarding all the objects in the current directory. The meta data has 10 dashes and the 1st dash indicates if the object is a directory or file or a link d ...
5
votes
4answers
4k views

maximum number of files ls can list [duplicate]

Im using a script to delete old file in a directory, but the script kept showing /usr/bin : Argument list too long It turned out the number of files were 40000 and more, So I want to know what is ...
1
vote
1answer
263 views

Understanding ls -l output

When I run ls -lrt command on a Unix folder , I get the following output MyServer> ls -lrt total 10 drwxr-x--- 3 UnixUser other 512 Jul 22 2011 FolderA lrwxrwxrwx 1 UnixUser other ...
5
votes
2answers
783 views

ls for cut -f string not working

I have a problem with feeding cut output to ls. This doesn't work: rep="S1_1000,0000-00-00c,0000-00-00d,0000-00-00e" ls tab_yeast/{`echo $rep | cut -f2- -d','`}*.tab.gz ls: cannot access ...
1
vote
1answer
263 views

Linux ls wrong date format

I try to find why when I do the command ls or whatever ls -la the column format is wrong with date. It should be like that: -rw-r--r-- 1 johndoe johndoe 55 janv. 26 2011 not like that : ...
2
votes
2answers
245 views

Very strange ls > textfile problem when viewing with emacs

I want to list the components of the current working directory in a text file ls -1 > textfile Output looks fine with more. 1010661085645 1010729039145 1010747080245 1010849051345 ...
0
votes
1answer
741 views

ls: show file size with thousand separator [duplicate]

Is there some simple way to make ls display the file size number with thousand (and million, billion, ...) separator? A sample output should look like this: $ ls -lAF /bin/ -rwxr-xr-x 1 root root ...
0
votes
3answers
8k 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` ...
22
votes
2answers
2k views

Is there a reason why ls does not have a --zero or -0 option

This question was prompted by questions about ls' -1 option and the recurring tendency of people to ask question and answers that includes processing the output of ls. This reuse of the output ls ...
9
votes
3answers
6k views

Where is “showing the output of the 'ls' command vertically” documented?

I found out it's possible to show the output of the ls command vertically using the -1 switch: $ ls -1 But couldn't find it in the manual of ls. Is it a secret option?
1
vote
1answer
169 views

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 ...
5
votes
1answer
1k views

ls -l --group-directories-first (act on symlinks as well)

ls option --group-directories-first causes directories to be listed on the top, which makes the output of ls nice and clean: ls -l --group-directories-first However, it does not act on symlinks, ...
10
votes
1answer
334 views

Include colouring in GNU ls time-style

I know, I can specify custom time format for ls like this ls -lAF --time-style="+ %Y-%b-%d %H:%M:%S" --color=always but I would like to "smuggle in" colors inside the time format. For example, I ...
2
votes
3answers
3k views

Count number of characters per listed filename

Given the following ls result: $ ls Desktop Documents Downloads Music Pictures Public Templates Videos This will give the total number of characters for all files: $ ls | wc -m 67 But how ...