Tagged Questions

A file system structure in which to store computer files.

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1
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1answer
78 views

Directory stack order in zsh

I am working on Zsh 5.0.2 (latest stable version), and I noticed that: dirs -v and cd -<TAB> show a different list of directories (or at least directories in different order). Moreover, ...
1
vote
8answers
142 views

remove content of directory in elegant way

I would like to remove all content of the current working directory. How to do it in efficient and elegant way? I have several files, directories and some of them starts with dot, like: touch .abc; ...
1
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4answers
3k 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 ...
5
votes
1answer
2k views

Listing both ls information and mount points of a directory?

On my Ubuntu Natty, typically all new drives inserted (e.g. USB Flash thumbdrives) are mounted under /media. So, on my system, I can do something like this: $ mount | grep '/media' /dev/sda6 on ...
1
vote
0answers
259 views

Apache created files and its permissions for CentOS 6.x

In short, I have an authenticated HTTP-POST that: posts a jpg image (created as 666 apache:www) into /directory1 (777 ftpuser:www) creates /directory2 (created as 666 apache:www) in a 777 ...
1
vote
2answers
191 views

How to strip directory structure with command line (or script)

I have a large collection of files packed into a two-level directory structure with many, many, many folders. In other words, I have a folder with a great many subfolders in it. There are no ...
2
votes
3answers
189 views

What has happened to the file when I entered “mv file.txt ../”?

I wanted to move 'file.txt' one folder up, but instead of mv file.txt ../file.txt I entered mv file.txt ../. Now the file is gone and I didn't get any error message. So it seems the some action was ...
2
votes
1answer
96 views

Why is the output of find sorted in Cygwin but not in Solaris?

I wonder why find does not behave in the same way in Solaris as in Cygwin or Linux. I have a bunch of directories that have files called CS##########. Each # is a digits but there are always 10 ...
1
vote
1answer
80 views

Error writing /home/alessiomtx/.config/tint2/tint2rc: Not a directory

I need to edit my ~/.config/tint2/tint2rc because the file is blank and so I don't have tint2 shown in my desktop, but when I try to save I have this error: [ Errore durante la scrittura di ...
0
votes
2answers
2k views

increasing a logical volume

I need to increase the logical volume of the var directory, the maximum size of var right now is 10GB, I need to make it 50GB. I have a Centos 6 server. The output of df -h is: Filesystem ...
1
vote
1answer
619 views

How do I manually modify an inode?

I am using Ubuntu Linux and, just for fun, I want to create a hardlink to a directory (as seen here). Because I'm just doing this for fun, I'm not looking for any sort of pre-developed ...
1
vote
1answer
131 views

mark or color empty directories for `ls`

ls's -F flag allows to see the types of file and distinguish directories. Is there a way to add a functionality to distinguish an empty directory?
6
votes
3answers
6k views

How do I remove all sub-directories from within a directory?

This question is kind of a phase II to the first question I posted at here I have a directory that contains a bunch of sub-directories, .zip files, and other random files not contained within a ...
2
votes
3answers
914 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 ...
0
votes
1answer
268 views

how are directories implemented in UNIX filesystem?

This question is extension to How are directories implemented in Unix filesystems? I'm aiming to implement basic filesystem: After reading inode number and name we come to know Name of file and hence ...
0
votes
1answer
73 views

Rsync adding a “?” at the beginning of directories

I currently have many of these commands running in a .sh file that looks like this: rsync -avz -e ssh --rsh='ssh -p1337' --bwlimit=10000 root@DestinationIP:/home/backup /home/localbackup rsync -avz ...
3
votes
2answers
456 views

Why do . and .. have a file size of 4 kB and 12 kB, respectively? [duplicate]

As displayed by ls -al, for example: drwxr-xr-x 9 jb jb 4.0K Mar 8 18:05 ./ drwx------ 49 jb jb 12K Mar 17 14:15 ../ I assume this is the minimum amount of space required to store the inode's ...
3
votes
1answer
1k views

“Recently used” directories and files in bash

In Firefox under Ubuntu, when I try to save some webpages to my local computer by Ctrl+S, there will be a window popping out for me to select the destination, where I can choose "Recently Used" ...
4
votes
1answer
118 views

Using '@' for a directory name

Though Unix/Linux will technically allow any character in file and directory names, using punctuation is almost always fraught with peril due to the extensive use the O/S makes of punctuation for ...
7
votes
4answers
4k views

How to recursively find the amount stored in directory?

I know you are able to see the byte size of a file when you do a long listing with ll or ls -l. But I want to know how much storage is in a directory including the files within that directory and the ...
2
votes
5answers
243 views

move a directory with a single character (back quote) as its name [duplicate]

How can I move a directory whose name is just a space? ls -lah drwx------ 4 user1 user1 8.0K Mar 13 14:16 . drwxr-xr-x 3 root root 60 Mar 13 13:48 .. drwx------ 18 user1 user1 4.0K Mar 13 11:18 ...
4
votes
4answers
351 views

Determining number of files in a directory without counting them

Related: What's the best way to count the number of files in a directory? I have a system with a largish number of files in a directory $ ls -god xml drwxrwsrwx 7 7070720 Mar 12 11:51 xml ...
1
vote
1answer
145 views

Create a recursive diff directory. Copy reference and diff. Recreate original directory

I have several directories/web site resources, each has total size of several gigabytes. They are more than 90% the same. Sometimes only a few files are modified. I need to download these files for ...
2
votes
2answers
52 views

PATH work with relative directories

I'm trying to get a program to work that isn't in my distro's package manager. It doesn't provide a makefile or sources, just binaries. If I copy the whole folder to /usr/local and then add that to ...
4
votes
1answer
426 views

Can I access Nautilus's bookmarks in terminal?

I have made a some bookmarks in Nautilus, i.e. shortcut links to some directories. I would like to cd to a directory which has been bookmarked in Nautilus. I was wondering if that is possible?
1
vote
1answer
42 views

Can one move a relpath in one command?

This question is similar to one I asked recently, but the answers to that question, for the most part, do not extend to this one, AFAICT. The main difference between the two questions is that the ...
5
votes
3answers
142 views

Filtering redundant paths from a list of paths

I have a list of relative paths such as this: dir1 dir2 dir2/dir3 dir2/file1 dir3/file2 dir3/dir4 dir3/dir4/file3 In the example above, the specifier dir2/file1 (for example) is redundant, because ...
2
votes
2answers
701 views

Can one copy a relpath in one command?

I find myself doing this often enough that I wonder if there's a standard Unix way to do it: % mkdir -p /TARGETDIR/relative/path/to % cp ./relative/path/to/somefile /TARGETDIR/relative/path/to In ...
0
votes
2answers
5k views

Remove soft link but not the target

I have a directory that contains a link to another directory that I just created. I would like to remove the link but preserve the directory my link was pointing to. How do I do this? > mkdir rgac ...
5
votes
8answers
2k views

Run a command on all subfolders

If you have a series of subfolders (like from a to z) and want to run a command on each one of them (like rm *.pdf or ls *.pdf), how do you do that? The "manual" approach would be cd a, rm *.pdf, or ...
2
votes
1answer
1k views

Makefile $wildcard only matches top directory

I am trying to implement a makefile for my C project which has a directory structure as follows: PROJECT_FOLDER: folder1 folder2 folder // n number of folders main.c FOLDER1: ...
21
votes
4answers
962 views

Is there any way attacker could use mkdir to compromise a system?

I'm setting up a restricted user account for user ricardo, a troublesome user on my system. I want to grant him the right to make directories using sudo, which he sometimes needs to do. I'm ...
1
vote
2answers
92 views

Why would running a directory path as a command return “permission denied” and not “command not found”? [duplicate]

I am an a redhat box and I noticed that if I accidentally type in a dir path without cd in front of it, I get a /path/to/dir/: Permission denied.; however, I would expect it to say /path/to/dir/: ...
4
votes
2answers
3k views

find flags: -exec rm -rf vs -delete

I thought the flags I mentioned in the question are the same, but I get the following message with the former, but nothing with the latter: $ find . -mindepth 1 -type d -exec rm -rf {} \; find: ...
-1
votes
2answers
75 views

Using .. and . to copy files from dirctories

I'm trying to copy a file from the home directory to the current directory( which is a subdirectory of a directory in home) using .. and . instead of path names or ~ This is what I tried, but it ...
1
vote
1answer
649 views

Total vs listed directories [duplicate]

On a server when I type in ls -al I get a list of the directories -bash-3.2$ ls -al total 12 drwxr-xr-x 3 root root 0 Feb 13 2011 . drwxr-xr-x 4 root root 4096 May 11 2011 .. drwxr-xr-x 55 ...
1
vote
2answers
1k views

Why can I only run a .sh file from the parent directory, not the child directory

I am a Linux noob. I noticed that this does not work: /tomcatDirectory/bin $ startup.sh //command not found but this does work /tomcatDirectory $ bin/startup.sh I am used to Windows. It seems ...
1
vote
2answers
180 views

have /home/user/Downloads (and other user folders) on a different partition

I recently got an SSD. I use it to store my / as well as my /home directories (on different partitions). For each user, I would like to have most of their folders on my big RAID-1 with 2 hard drives ...
4
votes
1answer
2k views

How can I mount a directory of the host system for use inside a FreeBSD jail?

I am performing the following on FreeBSD 9.0-STABLE: mount_nullfs /foo /jail/foo After that, from within the host system, the mount works. So this works: touch /foo/bar && ls /jail/foo/bar ...
3
votes
1answer
156 views

Passing all files of specific filetype in current and subdirectories

I have constructed an elaborate 500+ character command with many arguments and switches to autosign multiple PDF documents. I'm using JSignPDF and I'd like to use it's batch mode including the ...
8
votes
3answers
451 views

What are ./ and ../ directories?

Simple question, but I'm not sure where to look and google doesn't respond to periods and slashes. I'm just trying to count the # of files & directories in the current directory (not including ...
4
votes
4answers
651 views

mkdir -p for files

mkdir -p will create a directory; it will also make parent directories as needed. Does a similar command exist for files, that will create a file and parent directories as needed?
37
votes
6answers
6k views

The result of ls * , ls ** and ls ***

I know using the command ls will list all the directories. But what does the ls * command do ? I used it and it just lists the directories. Is the star in front of ls means how deep it can list the ...
0
votes
1answer
1k views

How to display directory permission without listing permission for their contents [duplicate]

Possible Duplicate: How can I make ls show information about the directory specified only, not info about its sub-files or folder contents? I am new to UNIX and I want to display the ...
6
votes
2answers
396 views

Can a user brute-force a directory listing without having read permission on the directory?

I noticed that when a user is working in a directory to which he does not have read permission that using cd produces different error messages, depending on whether or not a subdirectory exists: $ ls ...
4
votes
1answer
6k views

How to make a Desktop “shortcut” that opens the terminal but under a different directory than the default home?

Objective I am looking for an easy way to consistently run a terminal that automatically opens to a specific directory. Is there a way to do that without changing the default directory? Preferably I ...
1
vote
2answers
776 views

How can be monitored I/O stream in a particular Linux directory or file?

I have a problem with monitoring of i/o stream in the particular directory(amount of read and written bytes during specified period). I have been trying to use iostat, inotifywait and inotifywatch, ...
7
votes
1answer
413 views

What is the significance of the dot in bash commands and how is it different from an asterisk?

I'm trying to understand the significance of the dot in bash and how it differs from an asterisk. Can someone please elaborate? For example, what's the difference between cp -ar /foo/. /foo2/ and cp ...
3
votes
1answer
104 views

File- and directory-based workflow

I work at a company where third party contributors transfer files, typically by FTP, to our site. Depending on which account the file is uploaded to, some scripts are triggered and the file is ...
24
votes
1answer
3k views

Why was '.' chosen to represent the current directory and '..' for parent directory?

After reading this question Design question: Why was '~' chosen to represent the home directory?, next obvious question on my mind was why '.' and '..' was used to represent current directory ...