A file system structure in which to store computer files.

learn more… | top users | synonyms

4
votes
1answer
49 views

Is there a tool to create a hard link to an unlinked inode?

Assume you have a filename/directory name, whatever, which is hard linked to inode 6400. Alas, the file/directory actually exists (completely intact, and maybe it only lives in a single data block, ...
1
vote
2answers
162 views

How do get ls to list directories with a trailing forward-slash?

My shell is bash. How can I get the output of ls to show directories with a trailing forward-slash? When I do ls in tcsh it gives the desired output. How can I get this to occur in bash without ...
2
votes
1answer
69 views

Cd into the no name directory

I am in my flash directory # cd /media/Flash/ # ls -al drwxrwxr-x 10 root root 4096 Feb 22 14:35 . drwxrwxr-x 7 root root 4096 Feb 20 15:57 .. -rw-rw-r-- 1 root root 2024 Feb 17 09:17 file1 ...
4
votes
2answers
43 views

octal dump of directory

I got a copy of The Unix Programming Environment by Kernighan and Pike from a garage sale. I'm very interested in the chapter about the UNIX filesystem. Naturally, I also found this passage very ...
1
vote
1answer
27 views

DirectoryIndex not redirecting

I am fairly new to apache and was a SQL Server database admin in a former life so please forgive my ignorance. I am trying to set up an Apache web server (HP-UX flavor) to conform with the DOD STIGs ...
-2
votes
1answer
33 views

How to get files from broken directory? [closed]

I created some files and directories on external NTFS HDD using Ubuntu. Some folders displayed with cross sign, I changes permissions for them (777), now they just as a files. Copying of directory ...
1
vote
1answer
111 views

Directory permissions “r-s”, chmod 655 does not change to “r-x”, why?

I created a directory in my home directory. and I set its permission as follows: uhmwk.1.4$ chmod 655 dog uhmwk.1.4$ ls -l total 4 drw-r-sr-x 2 s9 s9 4096 Feb 14 21:57 dog why is the group ...
1
vote
1answer
32 views

Bourne Shell do while loop returns all the data but has two errors no such file or directory and repeats the shell name

The idea of my loop is to print the first digit of every line of a file. The file being this: 256-56-8411 Bob 3.61 Junior CS 471-44-7458 Tim 3.45 Senior CE ...
1
vote
1answer
58 views

Get the real, apparent size of a folder

I am using the du command in order to get the size of the folder. As I am interested in the actual size I ended up with the following command: du –sh --apparent-size <someFolder>/ In this ...
3
votes
2answers
47 views

When can I omit the dot character that indicate the current directory

Should I use dot to indicate the current directory for accessing directories or should I use it for files only? For example, if the current directory is foo and it contains bar directory and baz.txt ...
4
votes
3answers
157 views

How can I rename a directory with name made of non-printable characters only

On SunOS I have directories with names containing only non-printable characters. The command ls -ldb * returns the following (some spaces deleted) drwxr-xr-x 3 user1 group1 3 Feb 4 18:10 ...
0
votes
0answers
48 views

Script file that lists contents of current folder

I have OS X, but I'm guessing it should be the same as in other Unix OSes. I know the command is: #!/bin/bash ls > contents.txt Then you put it into a file called: script.command then you ...
0
votes
2answers
38 views

Where does the find command look first if there are directories with the same name?

Suppose I have two different directories with the same folder names: /usr/myDir/ and /home/myDir/ If I run a command such as: cd $(find / -type d -name myDir) it navigates to /usr/myDir. Why is ...
13
votes
5answers
362 views

How can I find the first missing directory in a long path?

Imagine I have a path that doesn't exist: $ ls /foo/bar/baz/hello/world ls: cannot access /foo/bar/baz/hello/world: No such file or directory But let's say /foo/bar does exist. Is there a quick way ...
0
votes
1answer
30 views

Using if and find together

I'm trying to write a script that echos "success" if it finds .trc files older than 5 days in a directory. However I'm getting a full_path_trace': No such file or directory error even though my ...
1
vote
2answers
69 views

Difference between /usr/bin and /usr/local/bin [duplicate]

What is the difference between /usr/bin and /usr/local/bin? Why are there both directories and why do some executable programs exist in both directories?
3
votes
2answers
56 views

Getting the full path name of a given directory

Suppose I'm in /path/to/dir. Within this dir is another dir called subdir. Is there a command I can issue which outputs the full path to subdir, no matter how it is identified? For example: $ cmd ...
1
vote
0answers
38 views

Bash tab completion not working within symlinked directory

I'm working with Bash 4.2.46 on RHEL7 with the bash-completion packages installed, but I seem to have found an odd corner case where tab completion doesn't seem to work as expected. I have a set of ...
0
votes
1answer
56 views

bash: /home/hadoopuser/hadoop/sbin: Is a directory

I am in Ubuntu 14.04 LTS. Based on how to set a Hadoop cluster I am executing this: # Add Hadoop bin and sbin directory to PATH export PATH=$PATH:$HADOOP_HOME/bin;$HADOOP_HOME/sbin where I know ...
2
votes
4answers
71 views

cd into last alphanumeric directory

I have this directory contents: As you can see, the directory names are just timestamps - in general when I am the top level directory I usually want to open the most recent directory which is the ...
2
votes
2answers
76 views

difference between /dir and /dir/ [duplicate]

Consider a symlink I am making to my Music directory named music. ln -s Music music now consider following sequence of commands: edward@ArchLinux:~$ readlink music Music edward@ArchLinux:~$ ...
1
vote
1answer
40 views

Ways to consolidate music folder

Having used iTunes for a long time, my iPod Classic finally started showing signs of dying. I bought a FiiO X5II and put all my music onto it's microSD XC card(s) using rsync to ensure the same folder ...
0
votes
1answer
30 views

How do I remove a . from the start of a Bash string and write the result to a variable? [duplicate]

I am presently writing a shell function and it would help me in writing it to be able to remove a . from the start of a folder name (changing the folder name from that of a hidden folder to that of a ...
3
votes
0answers
51 views

Reason for security software to not scan directories with more than 10,000 resources in them?

We have a security software on Linux which scans for exploits in files that exist in directories on the server (such as if websites had hack scripts uploaded to them). It defaults to a limit of ...
0
votes
1answer
15 views

Manipulate du's output to get a custom printout [duplicate]

I typically run the command below to check size on each directory. du -sBM /* | sort -nr | head -n20 However, specifying a block size of "M" here will give everything a value in "M". The problem ...
4
votes
2answers
365 views

Is there an inode for a directory?

Each file has an inode. Is there an inode for every directory ? If not, how does Linux manage directories.
1
vote
1answer
76 views

udev creates the right rules, but rights disappear as soon as I try to access files via C++

I'm facing a really strange problem using udev. As I already explained here I'm trying to access some folders/files as a no root user Here are my udev rules for the gpio folder: KERNEL=="gpio*", ...
-2
votes
2answers
64 views

Is this good in order to have an empty directory?

I would like to have a directory mydir with empty content, but I don't know in advance if it already exists, or when it does, if it is empty. So my way is mkdir -p mydir ...
0
votes
4answers
147 views

Flattening complex folder structures with duplicate file names

I have a folder with a complicated folder structure: ├── folder1 │ ├── 0001.jpg │ └── 0002.jpg ├── folder2 │ ├── 0001.jpg │ └── 0002.jpg ├── folder3 │ └── folder4 │ ├── 0001.jpg │ ...
0
votes
0answers
52 views

Flattening folder structure with duplicate file names [closed]

I have a folder with a complicated folder structure: ├── folder1 │ ├── 0001.jpg │ └── 0002.jpg ├── folder2 │ ├── 0001.jpg │ └── 0002.jpg ├── folder3 │ └── folder4 │ ├── 0001.jpg │ ...
0
votes
5answers
64 views

File permission issues

Is it possible to change the permissions of a particular directory containing some files from 640, with which it gets generated in that folder and change it to 644 once the files are generated for ...
1
vote
1answer
38 views

Is it possible to overwrite a directory with a file in linux

Can someone please help me with a possible case of accidental deletion on a linux box? I ran the following command: cp file1 /newdir1/folder1 What I intended to do was to copy file1 to the ...
2
votes
2answers
46 views

treating web page like directory

I'm a Mac user and I want to cd to a web page and then cp some files onto a local directory. Is there a way to do this? This is the page I'm referring to: ...
2
votes
1answer
48 views

size of directory reported by ls [duplicate]

I understand the size reported by ls corresponds with number of inodes inside the directory, not their actual size. I have noticed peculiar behavior, when displaying directory size with ls. Here is ...
2
votes
2answers
36 views

popd pushd, does dirstack stores the accessed directorys as a textfile-list somewhere?

I would like to use the recently accessed directories list for logging purposes. Does directory stack stores somewhere the list of folders used by popd and pushd as a text file? If yes where?
1
vote
3answers
96 views

How to find empty directories in unix [duplicate]

I want to show all the empty directories under my home directory, using shell script, can you help me find the code? (without using find's -empty)
12
votes
6answers
990 views

File systems vs partitions vs directories

I am new to Linux so pardon me for the possible confusion you may encounter in this question. From what I understand, filesystem specifies how a partition stores/manages file, with standards such as ...
0
votes
1answer
44 views

Opening .txt file when you open directory

Is it possible to automatically open *.txt file as you open certain directory on Ubuntu? We have a school assignment to make a text file to pop up when you open certain directory. For example, when ...
5
votes
3answers
714 views

What means the dots on a path? [duplicate]

How is "/a/./b/../../c/" equal to /c? I saw this as a question on one of the Stack Exchange sites. Apparently .. means to pop the stack(?). Why is this the case?
10
votes
3answers
1k views

Why is it rm -rf and not rmdir -rf

I've always been curious why the command for deleting everything in a directory is rm -rf. Why aren't there flags to do the same thing with rmdir? Wouldn't it be more intuitive to use rmdir for ...
3
votes
1answer
112 views

Finding empty directories recursively

How can I find every empty directory, let's say, on the /home/.../Desktop. Because I am on Solaris, I can't use the find . -empty -type d command. Is there any other way?
1
vote
1answer
54 views

Linux bash script input without using “read” [closed]

I need to create a bash script where a single argument is passed by the user (without using the "read" input option) at the terminal command line that creates a directory with that name, or otherwise ...
0
votes
0answers
17 views

How are the sizes of Linux directories determined? [duplicate]

The results of ls -lh provides, among other things, a listing of subdirectories and their sizes. As the directories' sizes are not determined by the sum of the files within them, how are they ...
1
vote
2answers
79 views

Use “find” from a specific relative directory [closed]

Suppose I'm in the following directory: /A-dir/B-dir/mydir/… some directories …/x-dir I want find to search from mydir, but mydir is not specifically known in advance; it is defined by the current ...
-1
votes
3answers
138 views

cannot move Directory not empty

Edited due to people want to know more then me just wanting to know how to deal with two directories with same names in different places and move one into another when mv will not allow it if files ...
1
vote
3answers
281 views

Opening current directory from a terminal onto a file browser?

My current directory is buried deep in multiple subfolder layers from my home directory. If I want to open this directory in a gui-based file browser, I have to double click folder after folder to ...
1
vote
3answers
100 views

How to check for valid $PATH directories, and output them telling whether each one is valid or not?

Ok so I got this: check="${PATH//:/'\n'}" The above gets me each path in a simplified manner, and formats it nicely into a variable. Now how do I check each line for existence, and state that for ...
1
vote
2answers
216 views

Aircrack-ng: No /pentest/passwords/wordlists/darkc0de directories

this is my fist question on this forum. I'm currently using Linux Mint 17.2 Cinnamon and trying to run Aircrack-ng to show the password of my own Wi-Fi connection, I got the Handshake too. The problem ...
0
votes
3answers
78 views

Apply a command to all subdirectories/files

In a parent directory, I have several sub-directories, each of them contain one or more space-delimited text files. I have the following command that outputs what I want, but only for an individual ...
-1
votes
1answer
38 views

Unix directory for all users permissions

I'm trying to make a directory where all users can write, but no user can delete another users file in that directory.