Questions relating to the Linux 'list' command (ls)

learn more… | top users | synonyms

2
votes
3answers
38 views

folder not shown when being created by command line

I have an issue when I am creating a folder by command line. I create it by typing: mkdir TEST and it does not appear on the graphical desktop view. But if I type the command "ls" in the Terminal I ...
0
votes
0answers
21 views

Stuck at grub rescue and when I type “ls” it comes up with “unknown command”

I'm running Ubuntu 12.04 on an old HP Compaq. When I boot the computer it goes straight to grub rescue saying: "error: symbol not found: "grub_register_command_proi"". After looking on various forums ...
-1
votes
1answer
49 views

Store file list of current directory to a file [duplicate]

How can I get a list of all files in the current directory and store that to a file named mycurrent using the command-line?
-3
votes
1answer
45 views

display 1st and 10th line of user login [duplicate]

how to Redirect the list of all the users and their login date/time that are currently logged in into “data.txt” and display 1st and 10th line from data.txt
-1
votes
1answer
34 views

Display all the files with read and write permissions and display result in file

Display all the files with read and write permissions and display result in file can any body help me in that its easy but i am little bit confused so please help on this
19
votes
2answers
3k views

How does ls -l format its output so neatly?

How does ls -l format its output so that column contents line up neatly?
2
votes
2answers
44 views

Getting file name in hex or base64

Due to a question on Software Recommendations, I thought I could implement a program that parses the output of ls -l and displays the files in an Explorer like style. This approach was suggested on ...
0
votes
2answers
25 views

ls and cd give no output when used with sudo

In my root user directory, ls outputs this: Desktop Downloads Music Public Videos Documents examples.desktop Pictures Templates However, sudo -i ls does not give any output ...
0
votes
1answer
20 views

Why does not pipe work with 'find' and 'ls'

Why does not pipe work with 'find' and 'ls' If I do find . -name *foo* | ls -lah , it does a ls on $PWD and not the output of find. The solution however is find . -name *foo* | xargs -r ls -alh or ...
-4
votes
2answers
61 views

why does everyone use ls more often than tree -L 2? [closed]

tree -L 2 gives better view of the documents,folders it seems to be better than ls.
0
votes
1answer
42 views

How to run a command at login

So I've been looking around and I can find ways to run commands every time you open a new terminal and inadvertently figured out how to make a continuous loop of opening terminals. I've edited ....
1
vote
0answers
20 views

How can I enable different color for FORTRAN files (or for that matter any other extension files with different colors) when listing files?

I want to display different color for different kinds of files. For example, all script files are generally highlighted in green color in bash. Similarly, I want to have a different color for all ...
0
votes
0answers
44 views

Change ls colors only in home directory not in mounted disk

I try change color of Dir in ls so i add this into my .bashrc: alias ls='ls --color=auto LS_COLORS=$LS_COLORS:'di=1;33:' export LS_COLORS and it works. But when i'm in my mounted disk it does not ...
1
vote
0answers
20 views

Set -h as default for ls? [duplicate]

I use the -h flag to make ls report in M,K,G etc Can I set the -h flag to be the defaul for ls so I don't need to write it every time ?
0
votes
2answers
35 views

In the sentence “ls -Ral /bin > TalhaA452.txt” [duplicate]

what does -Ral do? I dont know what this word means in the sentence "ls -Ral /bin > TalhaA452.txt"
1
vote
2answers
51 views

Does the terminal learn common typos? [duplicate]

This may seem like a stupid question. I'm using Ubuntu 15.10 with GNOME Terminal 3.16.2. When I was new to the system, I often typed 'l' or 'la' instead of 'ls' to list files, and would then be told ...
3
votes
4answers
721 views

Why doesn't ls combined with awk show exact sizes?

I am trying to find the size of the files on my hard drive in exact bytes, but whenever the size gets too big the number turns all weird (like 1.98329e+12). Can I stop it from doing this or convert ...
1
vote
1answer
50 views

Sort files by name as if they were dates

I have a backup bash script which hashes everything into a tar.gz in a backup dir. For a restore script, I need to be able to select the single newest one from bash. the format of my backup folder is ...
0
votes
1answer
28 views

could someone explain the outcome entries into a file? [duplicate]

I have read a really good answer explaining what -rwxr-xr-x 1 root root 523454 Aug 8 2014 name means. However, It did not explain the number before the root root. Also, could you explain what ...
2
votes
1answer
98 views

Difference in default “ls” and execvp “ls” call [duplicate]

I called "ls" command using the execvp system call from inside a c file. But there seems to be a slight difference. The exe files in the default ls call are highlighted green But not in my own ...
0
votes
1answer
44 views

How to list file names with a total of X letters

Say I have a list of the following files in my current dir: lab1.jav mytst2 pie.c prog2.c tst3.ex tst5:5.tlab2jav lab2jav.ext new.c prog1.c tst1 tst4.exc tst6:6123.tA7-tst.c fred....
0
votes
0answers
17 views

funky permissions, what does it mean? [duplicate]

I was having a hard time with a particular folder. When I looked at the folder, this is what I saw: $ls -al ?????????? 2 denis denis 4096 Feb 20 09:32 public_html I changed it, with chmod, but....
0
votes
2answers
677 views

What is the la command?

I just mistyped ls as la. Without noticing, I ran it: tim@Hairy:~$ la detection.sh output-2.jpg output-4.jpg output-6.jpg output-8.jpg Test1.pdf output-1.jpg output-3.jpg output-5.jpg output-...
0
votes
2answers
208 views

Long Commands Pasting Into The Terminal

I can't paste the long command into the terminal. There is a ls command which takes alot of argumnets and i'm trying to insert in into the terminal by copying. But it runs every single line. So i ...
3
votes
1answer
72 views

ls output not compact anymore

I wanted to ask about the ls command in lubuntu 15.10. Now there is a new line for every entry. I know from other distributions that there is also an output style where ls outputs the content of ...
0
votes
1answer
42 views

Can't execute this file [closed]

I can't execute the skype file. I have the permissions I need. What's the meaning of filename* in the ll output?
0
votes
0answers
26 views

what do the columns in 'ls -l' mean? [duplicate]

I am looking specifically for the second column and how to change it. I know it has something to do with owners or groups but I cannot find a direct definition of what it means
4
votes
3answers
503 views

Size of device file ( missing in ls -l output )

When I try to print the device file output shows binary data in hexadecimal format. But upon doing a ls -l /dev/sda I get: brw-rw---- 1 root disk 8, 0 Jan 29 12:29 /dev/sda I don't ...
0
votes
1answer
30 views

What do these files mean and how should I replace?

In order to get into Symphony framework I had to install Virtual Box (VB) and Vagrant and SSH into the Ubuntu system I created with the default values of Puphpet. In order for my application to work ...
0
votes
1answer
26 views

5030 in ls output.?

I am getting the following in the output of ls for the home directory of arcsight user. drwxr-xr-x 2 5030 tspplatformadmin 4096 2016-01-28 02:51 arcsight What I expected the output to be: ...
1
vote
1answer
87 views

Meaning of “b” and “c” in file privileges description (output of ls -l)

Basic question regarding the ls utility. What do letters "b" and "c" mean at the beginning of the 10-symbol code describing the item privileges ? From what I understand, when typing ls -l, the ...
0
votes
1answer
67 views

Display the name of all files with home directory which is smaller (in size) than 10 KB but bigger than 5 KB

Display the name of all files with home directory which is smaller (in size) than 10 KB but bigger than 5 KB. using Linux comand. pls help me
1
vote
3answers
163 views

ls command to view particular string in filename within directory

I have bunch of files in one directory. I want to list specific files within this directory whose name as follows; stacov_abcd0230.15o stacov_abcd0240.15o stacov_ab120240.15o stacov_01020240.15o ...
2
votes
1answer
565 views

why ls -a command showing file name in red color? [duplicate]

As shown in the above picture, When I do the command ls -a is one specific file name in red color. Why is it so?
3
votes
1answer
102 views

How do I sort the output of “ls” by last modified - including the date?

So the output would be either: Most recent at the top OR most recent at the bottom - giving the times when the contents of the working directory were modified? Apparently, ls -t is supposed to give ...
0
votes
1answer
48 views

ls - filtered list - total size

I'd like to list all the files beginning with z, have their individual filesize, and the total size in the bottom of the list (so I don't have to scroll up like with ls -s). DOS equivalent : dir z* ...
4
votes
2answers
2k views

What does each part of the `ls -la` output mean? [duplicate]

What do the following numbers represent?
12
votes
1answer
748 views

What are those 'x xx' in 'ls -l' command

When performing ls -l I encountered a column I don't recognize. drwxrwxr-x 7 user user 4096 × ×× 29 13:54 .eclipse drwxrwxr-x 3 user user 4096 × ×× 30 09:30 workspace drwxrwxr-x 3 user ...
7
votes
4answers
818 views

List all recently changed files (recursive)

So, I want to display (via ls for example) all files, which were changed in the last seven days. If I'm in my docroot-folder, it should be able to look "deeper". For example: File Last ...
1
vote
2answers
70 views

counting in directory

I would like to know what the difference is between: $ ls | wc -l and $ ls > foo $ wc -l < foo when counting all files in the current directorys. And why does the second one gives me one ...
7
votes
3answers
827 views

Listing files with grep?

I have a directory that contains the following files: file1a file1ab file12A2 file1Ab file1ab I want to list all files that start with file1 and followed by two letter at most! The solution I ...
-1
votes
5answers
354 views

How to get a new line at the end of pipe command

I want to write a piped sequence of commands which prints out a list of all the subdirectories of the given directory, and printed in one line, following a new line. I'm having trouble to make the ...
6
votes
4answers
358 views

is there ls -l numeric formating?

consider the output of this ls -l command: $ ls -l /usr/bin | tail -rwxr-xr-x 1 root root 105696 Oct 25 2014 zenity -rwxr-xr-x 1 root root 188296 Oct 21 2013 zip -rwxr-xr-x 1 root root ...
0
votes
1answer
79 views

What does the ~ symbol mean next to the files that are listed with ls? [duplicate]

I created a file named xxx on my Desktop and then I (re)moved it using terminal. Now when I execute ls on Desktop I see a file named xxx~ that is not visible at GUI. What does it mean?
5
votes
3answers
802 views

found ls binary using whereis but can't find ll why?

found ls binary using whereis but can't find ll why ? How to find where ll binary loacted ? I found "ls" binary using "whereis" but can't find "ll" $ whereis ls ls: /bin/ls /usr/share/man/man1/ls.1....
2
votes
2answers
421 views

ls vs. ls -C difference

commands ls and ls -C seem to produce the same results - display by columns. Is there any difference?
1
vote
2answers
39 views

ls -d not doing what I'm told it should

Ubuntu 14.04 LTS Straight machine, no dual boot or anything. I am in ~/scratch I want a list of directories only. tree -dL 1 Got it! man ls says: -d List directories only instead of their ...
0
votes
0answers
56 views

Why isn't my ls not changing colors?

For some reason I can't change the colors of the following file extensions. Here is what I added to the end of my ~/.bashrc file: alias ls-"ls --color=auto" LS_COLORS=$LS_COLORS:"*.pl=32:*.lua=35;41" ...
26
votes
2answers
3k views

Why do I get a train when I run 'ls'?

I have recently noticed something odd that I don't like very much: So why am I getting a train upon running ls? And how can I stop this and make it behave normally? Is this an Easter Egg that I ...
-1
votes
1answer
91 views

why does ls -Z returns files names with question marks next to them?

why does ls -Z returns files names with question marks next to them? And what does this command do?