A file system structure in which to store computer files.

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2
votes
2answers
7k views

Create target directory when extracting tarball

Is it possible to create a target directory, similar in nature to the mkdir -p switch, where I can define a non-existent target directory within my tar command, and tar will create the directory for ...
74
votes
6answers
20k views

Why hard links not allowed to directories in UNIX/Linux

I read in text books that UNIX/Linux doesn't allows hard links to directories but soft links do. Is it because, when we have cycles and if we create hardlinks, and after some time we delete the ...
1
vote
0answers
12 views

Server Authorization directory incorrect ownership during linux mint installation

When installing linux mint 17.1 from a bootable usb onto a hard drive I get the following message: 'Server Authorization directory (daemon/servAuthDir) is set to /var/lib/mdm but is not owned by ...
0
votes
3answers
3k views

Replace symbolic link which linked to directory target

I want to upgrade tomcat server from 7.0.19 to 7.0.20. I've already ln -s apache-tomcat-7.0.19 tomcat7 before, so now I need to link tomcat7 to new target using the following command ln -s --force ...
0
votes
1answer
21 views

Permissions to see content

If the owner/group of a folder and/or is set to 0 0 (zero zero), can I see its content? I'm trying to access a directory with such permissions.
81
votes
1answer
91k views

How to set default file permissions for all folders/files in a directory?

I want to set a folder such that anything created within it (directories, files) inherit default permissions and group. Lets call the group "media". And also, the folders/files created within the ...
1
vote
1answer
13 views

Understanding directory symlinks traversals and the parent directory

Let's say you have directories /dir1 and /dir2/linked, where the later is a symlink to the former. When you cd to linked and pwd, you get the output /dir2/linked. If you then cd .., you'll be put on ...
1
vote
1answer
639 views

Trouble installing lxml with custom install location for libxml2/libxslt

I am attempting to install a python module called lxml to my account on a supercomputer running RHEL. I do NOT have root access or super user status. lxml requires the dev/devel versions of libxml2 ...
32
votes
5answers
22k views

How to XZ a directory with TAR using maximum compression?

So I need to compress a directory with max compression. How can I do it with xz? I mean I will need tar too because I can't compress a directory with only xz. Is there a oneliner to produce e.g. ...
2
votes
2answers
27 views

How to gunzip files present in multiple subdirectories in subdirectories

I am learning Linux and I was trying the gzip command. I tried it on a folder which has a hierarchy like Personal/Folder1/file1.amr Personal/Folder2/file2.amr Personal/Folder3/file3.amr ...
0
votes
2answers
455 views

Create a directory if it doesn't exist in TCL

I write expect script that login to remote machine and run there some scripts But I need also to verify the following Verify if directory /var/cti/adm/APP exists. If APP not exists under adm ...
9
votes
5answers
13k views

Find the total size of certain files within a directory branch

Assume there's an image storage directory, say, ./photos/john_doe, within which there are multiple subdirectories, where many certain files reside (say, *.jpg). How can I calculate a summary size of ...
0
votes
3answers
38 views

/mnt directory is removed undesirable!

Accidentaly I have removed my /mnt directory... how can I restore it? with the exact permissions and etc??? This directory was empty.
2
votes
2answers
37 views

How to copy a folder by another, but NOT by merging/adding

I am doing backups of a directory with a simple: cp -R /production/directory /backups/location Sometimes I need to restore a backup, but doing: cp -R /backups/location/* /production/directory or ...
4
votes
2answers
649 views

Why does ls display a non-existing file?

I want to list all the files whose name begins with uppercase: [root@localhost /]# ls /usr/bin/[[:upper:]]* /usr/bin/AtoB /usr/bin/GenIssuerAltNameExt /usr/bin/PKCS12Export ...
0
votes
1answer
27 views

Hide directory listing? chmod 730 /home/share? [duplicate]

So I want to hide the listing of all files to a particular group, yet I want them to be able to create/read files in that same folder. The following permissions on the folder appears to work (write ...
1
vote
1answer
16 views

How to commit a directory in CVS?

I know CVS is pretty old but have to use it in company. Recently we have upgraded a library to the latest version. Now we want to replace the old library with new library. So basically we want to ...
1
vote
1answer
31 views

rsync recursively with a certain depth of subfolders

I want to rsync a folder recursively but want subfolders included only to a certain depth. For example I would want a depth of 1,2,3 or 4 subfolders like this: source/ ├── subfolder 1 │   ├── ...
37
votes
4answers
29k views

What is the 'working directory' when cron executes a job

I have a script that works when I run it from the command line, but when I schedule it with cron I get errors that it cannot find files or commands. My questions is twofold: When I schedule a cron ...
5
votes
2answers
8k views

rsync compare directories?

Is it possible to compare two directories with rsync and only print the differences? There's a dry-run option, but when I increase verbosity to a certain level, every file compared is shown. ls -alR ...
0
votes
0answers
18 views

How can I set a folder undeletable but have R/W permissions to it's content [duplicate]

I have a directory which I'd like to mark as not deleteable, but have all the usual permissions of read/write/delete on all subdirectories and files. How can I achieve this? I tried setting the ...
0
votes
5answers
62 views

Difference between including / at the end of a directory path and and omitting it

I am just wondering is there a difference in what happens when I leave / at the end of a file path for example: root /var/www/website.com/ And omitting it like: root /var/www/website.com How is ...
1
vote
3answers
47 views

How can I determine if an NFS remote is exporting a directory?

In my script, I have several layers of statusing: remote is available (ping) remote NFS service is active remote NFS is exporting a certain directory remote NFS is mounted (mount) For (2) and (3), ...
1
vote
1answer
57 views

Tiny directory on ext4 file system taking up 2024 blocks? [closed]

I have an ext4 file system on my work computer and I came across a directory that is taking up >1 mb of space. There are 7 entries in the directory. The directory hasn't ever contained more than 20 ...
4
votes
1answer
7k 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 ...
0
votes
1answer
9 views

Multiple users' access to directory

I'm running Arch Linux. My website's files are in /home/user/www/ directory. Another users also have their website's files in /home/foo/www/ directories. Now if I want to change something on their ...
0
votes
1answer
8k views

enable apache mod rewrites to load clean-urls

In CentOS, a2enmod rewrite results in “command not found” but httpd -M lists rewrite module as listed and shared. I'm trying to enable it so can then have these rewrite rule apply so I can switch back ...
-2
votes
2answers
55 views

Can I copy multiple directories into a single directory with a single command?

I have used photorec to recover data from a HDD and now have many directories /home/ray/recup_dir.1, to /home/ray/recup-dir.598 taking up valuable space in my Home directory. I want to copy them ...
1
vote
3answers
240 views

Directory filenames with sed with whitespaces

I'm working on a script and I'm stuck, even with the help of the google. Here's my code: for FOLDER in `find . -type d | sed "s#^.#$(pwd)#" | sed 's/ /\ /g'` do echo "$FOLDER" done This will ...
5
votes
2answers
3k views

How do I delete all files with a given name in all subdirectories?

I want to delete all files with a given name in all the subdirectories of my home directory. I tried: rm -r file in my home directory, but it didn't work because that file doesn't exist in that ...
2
votes
2answers
45 views

Symlink aliasing files in subdirectories without changing current directory

It seems like it should be simple to symlink one file to a new file in a subdirectory.... ....without moving subdirectories. But something about the syntax is perplexing and counter to what I would ...
0
votes
1answer
42 views

Is it a bad habit to move things to tmp?

Im not sure what type of issues this could cause (might be none, of course). But when I had a folder a few days ago that could not be deleted even after running: chflags nouchg -R and then sudo rm ...
9
votes
5answers
3k views

pv for directory copy

I need to copy a very large directory (talking in terabytes here) and want to monitor the progress. I found that pv is a nice utility, but how can I use it for copying directories recursively? (pv ...
17
votes
3answers
468 views

Finding the correct tmp dir on multiple platforms

I have a script that needs to create temporary files for its work, and clean up after itself. My question is about finding the right base directory for the temporary files. The script needs to work ...
1
vote
1answer
100 views

ls -lh vs du -sh * for file sizes within a directory

This might be a simple question to ask but I guess I am little confused in terms of 2 commands so I need help In a particular directory I have some files. If I want to check the size of the files, I ...
1
vote
2answers
140 views

How to change dir to the last directory?

I have very long directories list, like /dir/dir/dir/../../../../../../../../../.. ../../ ../../last dir Is it possible to change to the last dir immediately?
12
votes
6answers
49k views

How to remove all the files in a directory?

I am trying to remove all files and subdirectories in a directory. I used rm -r to remove all files, but I want to remove all files and subdirectories, excluding the top directory itself. For ...
8
votes
5answers
21k views

Using sftp to Transfer a Directory?

When I try to use sftp to transfer a directory containing files, I get an error message: skipping non-regular file directory_name The directory contains a couple of files and two subdirectories. ...
-1
votes
2answers
59 views

Cannot access a directory with permissions drw-rw-r— [duplicate]

I am having a very strange permission issue when trying to access any of the files in a certain directory as a specific user (adventho). This has been working fine for several months and I just ...
1
vote
2answers
28 views

May cp override subdirectories with the same name?

I downloaded an Adobe flash plugin, It includes a .so file and a directory called usr. In this folder, it has sub-folders like bin, lib, lib64, share. In the readme file, it says I need to do the ...
2
votes
1answer
73 views

How to count occurrences of all the words in all the files of a directory using grep? But with count incremented only once per word per file

I have already asked a similar question but people misunderstood what i was asking. I was asking how to generate a list of every word with a word count incremented only once per word per file. For ...
2
votes
2answers
64 views

I accidentally moved a directory to '..'. Where did it go?

I accidently left a trailing slash on my directory name when renaming a folder in Linux, mv /images/images/ .. Now the folder has vanished, But I know it's still there due to the space it's using, ...
6
votes
2answers
146 views

Folder with ONLY write permission is useless… right?

Having worked with Linux for years, and finding myself with some free time, I decided to revisit some basics. So I re-read the stuff about permissions (without checking source code), and its special ...
17
votes
7answers
8k views

Merging folders with mv?

If I move a folder with mv called "folder" to a directory that already contains "folder" will they merge or will it be replaced?
2
votes
2answers
84 views

How to create an alias to the directories and copy one file to another?

I want to copy a file from /home/e_empid/file1 to /home/e_empid /dir1/dir2/dir3/Backupfile1. User does not want to write a long command each time. Write a command to set an alias for above action? I ...
8
votes
2answers
411 views

Boot into a chroot?

I have Linux (Debian Jessie) installed on a hard drive. Drive - sda1, ext4fs, and sda2 - swap I have a /chroot folder. There is installed another system, in /chroot folder. Question: How to tell ...
40
votes
6answers
7k 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 ...
2
votes
1answer
44 views

find command sometimes results in non-matching files being zipped

I'm trying to make a zip file of all the files in a specific directory which were modified in the last x minutes. Here's my command: find "/path/to/dir" -mmin -30 -not -name ".*" -exec zip -r ...
1
vote
1answer
72 views

Copy directory with SCP

I'm trying to copy directory from local drive to remote server with -r parameter, however I'm getting: scp: System error: 1633648 (Failed to retrieve error string (err:317)) This is the syntax I ...
0
votes
2answers
186 views

Export file names of a directory to csv

I have a question regarding exporting folder names to a csv file. I have read already many entries in the web to such topics but on nearly all the topic was about exporting filenames and size and ...