The ls command lists the contents of a directory.

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0
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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 ...
1
vote
1answer
763 views

Meaning of chmod 1775

Created a folder "Sample_dir" and analysed its permissions. $ mkdir Sample_dir $ ll Sample_dir/ total 36 drwxrwxr-x 2 user user 4096 Jul 1 19:26 ./ drwx------ 71 user user 28672 Jul 1 19:26 ../ ...
1
vote
2answers
724 views

How to use logical OR in find?

In bash shell ls can use a logical OR functionality through (of course I could also do ls name1 name2 but my true examples are more complicated): ls @(name1|name2) Is there a way to do this using ...
2
votes
1answer
296 views

sudo ls not showing hidden files on Linux

Today I discovered that sudo ls shows hidden files (that is, those that have names starting with .) on OS X. This surprised me so much that I asked a question about this behaviour, which I still find ...
0
votes
0answers
170 views

Completely hidden directory on ACFS imported via NFS

how is this possible: [root@oda001-d0 .ACFS]# pwd /OVS/Repositories/repo1/.ACFS [root@oda001-d0 .ACFS]# ls -la .. total 148 drwxr-xr-x 8 root root 4096 Jun 23 11:45 . drwxr-xr-x 5 root root 4096 ...
6
votes
1answer
5k views

Using regex in ls and mv

I have a directory structure like this ├── UK │   ├── BuyBand_go_UK.png │   ├── BuyBand_go_UK.svg │   ├── BuyBand_K.png │   ├── BuyBand_K.svg │   ├── BuyBago_UK.png │   ├── BuyBago_UK.svg │   ├── ...
0
votes
1answer
69 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 ...
1
vote
1answer
276 views

change LS_COLORS behaviour

I am trying to modify LS_COLORS behavior. Presently it (say for sh or py), changes color depending on if it is executable or not, as shown here But, I want all my script, executable or not, have ...
11
votes
1answer
1k views

'ls' showing two identical files in a directory

So somehow the command ls seems to be showing me two identical files in a directory. I am certainly not doing something right here. Behold $ ls -Blah /System/Library/LaunchDaemons total 32 ...
0
votes
3answers
68 views

What rights signify when using ls -l? [duplicate]

When I type ls -l and press enter I get a list of files, with details about each file. Next to each file there is permissions and rights for each file. What do they mean? For example: -rw-rw-rw- I ...
1
vote
1answer
203 views

How do I make 'sudo ll' work? [duplicate]

Every once in awhile, I find myself needing to list files in a directory that I don't have execution permission on. So I do a sudo: >sudo ll /opt/mydir [sudo] password for civfan: sudo: ll: ...
1
vote
4answers
2k views

How to use regex to match a pattern which does not have a specific string at the end

How to use a posix bre or a posix ere regex to match a word which does not have bak at the end. I want to do a ls | egrep '<regex>' to find all files which DO NOT have bak at the end of ...
1
vote
1answer
281 views

why grep does not print the entire line? [duplicate]

When I enter ls command I get the below output. -$ ls aNode ANode bNode BNode cNode CNode DUMP file1 hello.txt TEST.txt -$ As seen, above output is one line which has filenames separeted ...
22
votes
9answers
9k views

Find files whose name is 4 characters long [duplicate]

I would like to find files whose name has only 4 characters. Example, there are three files under /tmp: $ ls /tmp txt file linux Output should only show file because it only has 4 characters.
1
vote
2answers
284 views

ls or find option to exclude binary files

How can I list only files that aren't compiled code in the current directory? I'm reviewing the custom scripts and code on several HPUX and Linux servers before transferring them to a newer system. ...
0
votes
1answer
129 views

How to create a bash script that sees all files in a directory and tells me their size and date of creation?

I'm a beginner in the field of programing/coding. I'm trying to write a simple bash script that will see all files in a directory, and then tell me each file's size and each of their dates of creation....
2
votes
5answers
502 views

Get Comma Delimited List of Initials of Items in Directory?

How can I generate a comma-delimited, case-insensitive list of the first characters of the names of the files and directories in a directory, excluding initial "." items, without duplicates? I don't ...
0
votes
1answer
362 views

What does this ls command do? [duplicate]

what does this command do if it was executed in my current working directory that has files in it? ls 2> result I think whatever ls writes will be redirected to the result file? Is that correct and ...
4
votes
2answers
245 views

ls -e option not available in linux

I have shell scripts that run on Solaris UNIX that use the -e option on ls to ensure the same format for all files regardless of their age. This option is not available on Linux. The exact same ...
-1
votes
1answer
1k views

list files in ascending order

I am trying to display file names(with complete path) based on the created timestamp in ascending order. if files exists: display files with complete directory path in asc order. if files do not ...
1
vote
2answers
126 views

User cannot see directory permissions

I'm working in Ubuntu 3.13. The permissions on a drive are such that the owner can see directories and files with these permissions: drwxrwxr-x 2 michael atlas 4096 Feb 15 12:34 temp2 drwxrwxr-...
0
votes
4answers
123 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 ...] ...
4
votes
2answers
396 views

change file size format when using stat

The formatting character %s makes stat print the filesize in bytes # stat -c'%A %h %U %G %s %n' /bin/foo -rw-r--r-- 1 root root 45112 /bin/foo ls can be configured to print the byte size number ...
0
votes
2answers
103 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 '+' ...
24
votes
2answers
91k views

How can I assign the output of a command to a shell variable?

I want to assign the result of an expression to a variable and concatenate it with a string, then echo it. Here's what I've got: #!/bin/bash cd ~/Desktop; thefile= ls -t -U | grep -m 1 "Screen Shot"; ...
0
votes
1answer
16 views

see newest release last (YML release files with the same timestamp from Git)

I pull from Git *yml files with "$packagename-$release.yml". The highest number is the most recent release. I wish to have the listening with latest release last. Correct sort order "$packagename-$...
0
votes
1answer
109 views

What's the -alhF flag in ls?

What is the -alhF flag in ls? I can't find it in the man page.
0
votes
3answers
338 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 ...
44
votes
8answers
37k views

List files sorted numerically

I have a bunch of files from log1 to log164. I'm trying to LIST the directory (sorted) in a UNIX terminal but the sort functions are only providing the format like this: home:logs Home$ ls -1 | sort ...
5
votes
4answers
809 views

How to show only the last k columns in ls -l?

I like to restrict the columns shown in ls -l command, by eliminating the first 4 columns. ls -lh shows: drwxr-sr-x 20 gamma alpha 4.0K May 22 13:18 Desktop drwxr-sr-x 3 gamma alpha 22 Oct 6 ...
1
vote
1answer
270 views

LS_COLORS for 256-color terminal

I thought ls colors are defined as <file_type>=[<bg(40-47)>];<font_spec(0:5)>;<font_color(30-37)> but, I recently found this where there are more colors and colors are ...
1
vote
1answer
60 views

Screen bind key requires extra Enter (RET) key

I was playing around with GNU Screen's configuration and put the following configuration in ~/.screenrc: bind l eval 'exec ls' So, now when I type C-a l, it runs ls under the current directory. ...
4
votes
4answers
2k views

Find directories that do not contain subdirectories

I'm writing script is ksh. Need to find all directory names directly under the current directory which contain only files, not subdirectories. I know that I could use ls -alR and recursively parse ...
1
vote
1answer
129 views

Assigning ls output to a variable gives unexpected behavior

I was writing a script to clean a text file from a directory (I know,it's a bad idea but I really need it) and I wrote this: #!/bin/bash var=$(ls -p /direcotry/to/file | grep -v /) truncate -s 0 $var ...
-1
votes
2answers
3k views

How do I get a list of all directories and files with absolute paths each line ?

Using ls -R / i get every file and directory listed that exists, but not in the desired format. What do I need to write on the command line in order to get a list in such a format, that every line ...
0
votes
1answer
156 views

Solaris: How to run a system command on top of awk and combine all output in a single line

Have this peculiar requirement to print files in a given directory in the below mentioned format filename1 <type of file> owner group filename2 <type of file> owner ...
0
votes
1answer
69 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 ...
2
votes
2answers
199 views

Efficient search of unique owners of files and directories

I would like to view the unique owners of all the files and directories underneath a certain directory. I have tried: ls -ltR <dir-path> | grep -P '^[d|\-]' | awk '{print $3}' | sort | uniq ...
-1
votes
1answer
34 views

Advice with How to Return the # of Files found within a folder [duplicate]

Create a script to ask a user for the name of a folder and have the script return the number of files found within the folder. If folder doesn't exist, display error message to the screen I've gotten ...
0
votes
2answers
220 views

find and list -R returning different number of files

I'm trying to create an array variable with a list of files to use in a small script, needing the full path to the file. Looking around I tried something like this: find /path/ -t f | grep ...
1
vote
5answers
2k views

Difference between 'ls -ltr abc*' and 'find ./ -name abc*' command? [duplicate]

To search a file in a directory, I found two commands as below: ls -ltr initialfilename* find ./ -name initialfilename* Sometime, first command gives me the search result but sometime I used to ...
6
votes
2answers
507 views

What defines “ll” in Fedora?

In Fedora, instead of typing ls -l, you can type ll. What causes this behavior? I've installed a new Debian system that does not appear to have this functionality. They're both running Bash. I can ...
0
votes
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 ...
6
votes
2answers
2k views

Exclude one directory in `ls` matching pattern

I'm trying to ls dirs that have .png files inside (no need for recursiveness, though it would be extra useful), exept one. Exlude one directory i.e. ls */*.png works fine. ls (^one)*/*.png ...
4
votes
2answers
3k views

ls pattern matching

I know that [] is working in ls pattern matching: $ ls foo.c foo.h $ ls foo.[ch] foo.c foo.h but I cannot find where this is documented. I would like to know the syntax that would match these: $...
17
votes
3answers
4k views

How to ls using the long format (-l) while still following directory symlinks?

I've noticed that ls -l doesn't only change the formatting of the output, but also how directory symlinks are handled: > ls /rmn biweekly.sh daily.sh logs ... > ls -l /rmn lrwxrwxrwx 1 root ...
33
votes
5answers
20k views

Is there any option with 'ls' command that I see only the directories?

Sometimes, I need to check only the directories not files. Is there any option with the command ls? Or is there any utility for doing that? EDIT: I'm using Mac OS X, and ls -d gives me . even though ...
21
votes
6answers
52k views

How to output only file names (with spaces) in ls -Al?

I should echo only names of files or directories with this construction: ls -Al | while read string do ... done ls -Al output : drwxr-xr-x 12 s162103 studs 12 march 28 12:49 personal ...
0
votes
3answers
4k 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? ...
1
vote
4answers
3k views

Tail -f the most recent log file

In a few spots I got this to work ls -rt /path/to/log/file/ | tail -1 | xargs tail -f But I can't figure out why it won't always work (This is quick fix until I get the log rolling fixed here)