chmod (short for change mode) is a Linux / Unix command used to change permissions of files and directories.

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Unable to retain any root created files and folders after warm reboot in linux

I installed and ran petalinux on zynq board. It runs perfectly fine and boot in around 3 seconds. To boot it this fast I had to do some configuration before compiling the source. The problem that I ...
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Possible to mount an NTFS partition with uid=1000,gid=1000,dmask=022,fmask=133 but allow files to later be chmod'd?

This is for a single-user system that's using an NTFS partition as its $HOME; is it possible to mount the partition in such a way that New files would be owned by $USER:$USER with 644 permission ...
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Why am I still able to write to a directory after I have changed permissions at the terminal?

I am running Mac Os 10.9 and connecting to a Mac OS server (10.8?) over our local network where I have an admin account. I regularly sync 3 directories from my machine to the fileserver using rsync. ...
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403 views

Force file and sub-directory permissions on OS X server

We have an OS X development server at work for five developers, creating mainly Symfony2 based websites. Out of the five only two of us are in the sudo group, meaning if the others had issues with ...
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771 views

Changing permissions (read-only) for specific user for specific folder and sub-folders/files in RedHat?

Question is about user permissions in RedHat. How to give read-only permission to specific user just to read a specific folder and its sub-folders and files? How can I do it? I've tried: chmod a+r ...
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CentOS: How to prevent a user from executing an application installed in a specific directory

I have an application installed in /etc/mydir. I have executed the following to remove the ability for users to execute this program. chown root:group1 /etc/mydir -R chmod 700 /etc/mydir -R I ...
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2answers
381 views

Clone permissions for all files in a folder [duplicate]

I have a question. So I have 2 folders, both of which have the same files in them, but some with different content, but the same names. What I want to do is clone all of the file permissions from one ...
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494 views

Chmod not working on /var/www/

I am running an Ubuntu 11.10 x86 VPS. I have given a user sudo privileges, and for some reason I cannot recursively chmod /var/www/. I am running Nginx with php-fpm, although that shouldn't matter. ...
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725 views

chmod +x not working in Cygwin

I am having issues getting cygwin to accept the chmod command: JonP@price8560p /cygdrive/c/C2dev/Git/c2/bin/ffmpeg $ chmod -v +x ffmpeg mode of `ffmpeg' changed from 0644 (rw-r--r--) to 0755 ...
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765 views

Can't change folder permissions on FAT32 partition-Mac OSX

In have an external hard drive which has two partitions: Mac OSX Extended Journaled MS-DOS FAT Basically if I select get info for any file/folder on the FAT partition, there is no option to change ...
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263 views

group permissions for scp

We have a server running as a firebird user. We want to scp files to the server that are need by firebird but copied as another user: it-test. What is the best way to set that up on the ...
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629 views

How do I set the default permission of 775 for all new files and directories in server?

I'm trying to set the permission of any new files to 775 by default (inherited from parent folder), so that every user group can edit these files. I have found and followed this tutorial with no ...
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223 views

chmod: .: Permission denied & sudo chmod -R -rwx

I accidentally executed the following command in an important dir without knowing what the command does. Now I'm getting permission denied and not able to open the dir. sudo chmod -R -rwx . Please ...
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363 views

Windows attrib command changes file timestamp

I have some batch file running that does the following on a directory tree with several thousand files: change file attributes, turn OFF readonly do some stuff, add new files. change file ...
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347 views

linux chmod not working with windows flash drive

I have a dual boot ubuntu 12.04/win7 machine. I am trying to compile the latest m0d_wsgi file using ...
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115 views

Cant write to directory when not logged in as root

I am switching a site over to amazon ec2 and the pages that allow a user to upload a file to a directory arent working. When Im logged in as root via ssh I can 'touch' a new file to there but not when ...
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963 views

allowing others access to specified subdirectories only

I have some folders with pictures and videos that I would like my other family members be able to view. I have added these folders to the family group, like this: chgrp -R family shared_pictures/ ...
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chmod / chown hfs+ Volume

I have just saved some data from a crashed PC to my external HD, which is a HFS+ Volume using Ubuntu live (regular copy no dd). Now I am lost: I don't have any privileges in the Folder i copied on my ...
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Allowing multiple users to create directories over SFTP so the new directories keep the same permissions

I want to make a webserver with multiple users allowed to login through SFTP to a specific folder, www. Multiple users are added, lets say user1 and user2, and all of them belonging to the www-data ...
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306 views

cancel last chmod?

Today is a great day for me - anyone can suggest other restore method than from tape with regard to my last glorious command sudo chmod -R o=rw / Btw I am on HFS+
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631 views

OS X smbfs Mount Shows Incorrect Permission, Won't Take chmod

I'm doing development on OS X while my actual code lives on a remote CentOS box that I have mounted as a local share (smbfs). Some of my files are not marked as writable and need to be toggled when I ...
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vsftpd chmod upload permissions

I have vsftpd 2.3.2-3. After user uploaded a file it has -rw-------(0600) permissions. Of course user can change permissions manually to anything he likes. But how to set for example 0700 by ...
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634 views

What's @ in OS X directory permissions? [duplicate]

Possible Duplicate: ls -la symbolics… what does that last symbol mean? Being unable to access my localhost via Parallels, I've found that the folder to which I was trying to access ...
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104 views

Can't run chmod on a bin file

I am trying to install the android NDK on OSX 10.10. Even though the file is there it keeps returning "No such file or directory" user$ ls acs git-media npm acs-debug ...
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Linux directory permission inheritance for new files created

ive following folder drwxr-xr-x 7 root root 45056 Nov 25 12:39 data which include sub dirs and files its all 755 , but when i create new file inside these dir its get permission -rw-r--r-- 1 ...
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simple priveleges/chmod setup doesn't work

here is the directory listing: drwxrwSr--. 31 storage storage 4096 Nov 20 23:12 storage id returns uid=501(peter) gid=501(peter) groups=501(peter),504(office),505(www),506(storage),507(media) ...
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2k views

Take control of all disks/filesystems automatically in linux (Kali)

I have two mac disks plugged into my Linux Kali and for the life of me I cannot get ownership of them. (LaCie) I don't have this problem in Windows or Mac, I just copy the files. Drag and drop. But ...
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446 views

lost and important file for python 34

My AVG internet security deleted a file called: C:\Python34\pythonw.exe I now cannot access IDLE or even re-install python 3.4, although I can access the command line. How would you chown that file?
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280 views

Chmod to change permissions for group [duplicate]

Possible Duplicate: Setting permissions for specific user and groups in Linux I have put some users into a group and would like to know how I use chmod to change the access permissions for ...