3
votes
2answers
69 views

Move every file that is not a directory

I have a directory that I am trying to clean out that contains both files and subdirectories. What I am trying to do is simple: move all the files into another directory, but leave all the ...
3
votes
2answers
128 views

Valgrind /usr/lib files are not regular Linux files

The problem that I encountered today (on an embedded device with Linux) is that some files (specifically, the Valgrind /usr/lib files) are behaving very strange and they are not copy-able with scp ...
4
votes
5answers
316 views

Bash pattern to match all files but directories

In bash, how do I specify a pattern that matches everything but subdirectories in current directory. Given that the pattern */ matches all the subdirectories, I tried (with extglob turned on): $ echo ...
6
votes
3answers
3k 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 ...
4
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 ...
3
votes
1answer
137 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 ...
34
votes
6answers
4k 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 ...
7
votes
1answer
343 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 ...
8
votes
7answers
4k views

How do I create a directory in all subdirectories?

Suppose I have a directory structure like this: $ [~/practice] ls a/ b/ c/ d/ Now I want to create a directory tmp1 in all sub directories of practice and I do this: $ [~/practice] mkdir */tmp1 ...
9
votes
3answers
1k views

what is wild card to select all directories in a directory

i want to set sticky bit for all directories in a directory excluding files. is there any wild card to do this? #sudo chmod g+s /var/www/<WILD_CARD_FOR_ALL_DIRECTORIES>
2
votes
2answers
910 views

Using wildcards to match a directory in bash

Lets say the folder structure is like so: /home/ --user1/asdf --user2/asdf1234 --user3/asdf325234 --cool/asdf How could I change to asdf1234 without specifying the user? For example: cd ...
1
vote
6answers
3k views

ls: Do not show directories that match same pattern in wildcard searches, only files

Supposing I have something like the following, a typical business PC situation: drwxr-xr-x 1 whatever whoever 3 Oct 3 16:40 invoices2009 drwxr-xr-x 1 whatever whoever 4 Oct 3 16:40 ...
2
votes
2answers
287 views

Untar directory from large tarball

How do I untar a directory that I don't know the path to? I only know the directory name. I know how to untar a single file with a wildcard: tar -xf somefile.tar.gz --wildcards --no-anchored ...
4
votes
1answer
149 views

What is the tool that allows me to specify arbitrary directories using **

I once saw a colleague uses a tool which allows to use ** to represent any directories. For example: if a file called myfile.java sits deep inside: src/main/com/mycompany/product/store/myfile.java ...
11
votes
4answers
927 views

How do I choose specific files in a different directory using bash?

I want to list (or delete, or do some other operation) on certain files in a directory, like this: $ ls /opt/somedir/ aa bb cc aa.txt bb.txt cc.txt $ ls /opt/somedir/(aa|bb|cc) ## pseudo-bash ...
7
votes
6answers
6k views

What's the best way to count the number of files in a directory?

If parsing the output of ls is dangerous because it can break on some funky characters (spaces, \n, ... ), what's the best way to know the number of files in a directory? I usualy rely on find to ...
5
votes
3answers
326 views

“mkdir foo; svn mv * foo”

I often want to do some variant of this idiom: $ mkdir 2010 $ svn mv * 2010 Of course, I get an error because the glob matches 2010 as well: svn: Cannot copy path '2010' into its own child ...