chmod changes the permissions of each given file according to mode, where mode describes the permissions to modify.

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3
votes
1answer
64 views

If I make a file executable on one system, will it remain so if I move it to another?

If make a file executable with chmod +x <file> , will the change be still applied even if I move the file onto another system? Would that apply even if I distributed the file to a wide number ...
0
votes
2answers
920 views

Use chown to set the ownership of all a folder's subfolders and files?

How can I use the chown command to change the ownership of all a folder's subfolders and files?
0
votes
1answer
70 views

Samba permission require execute attrib to list folder contents?

Okay so I have Samba running on my server and I have noticed that it can't display folder contents unless the folder is set with chmod 700 to give rwx attributes to everything instead of just rw with ...
1
vote
1answer
152 views

how to create shortcut for an application? [duplicate]

I just successfully opened Godot Engine. It was a .64 file that I learned to run in Terminal with chmod. Is there a way to add a Shortcut for the Application on my Desktop?.
2
votes
2answers
114 views

how do I remove the chmod +t file permissions

I was setting up a new hard drive for temporary folders and accidentally set the chmod +t (sticky bit) file permission. How can I remove this setting? I have a program using it as temp folders and ...
0
votes
2answers
43 views

What is the proper chmod for a file

I want to choose the right chmod for a file, that cannot be viewed or accesed directly, but it can be send by mail from script. I have an ubuntu server (LAMP) and I am asking myself if this could be ...
-2
votes
1answer
71 views

How to give Windows 7 access to a file?

I have my Ubuntu installation mounted on a 3TB drive and also use it as a storage for large files I use on my Windows 7 Dual boot. Recently I spent a long time encrypting a file for use in Windows. By ...
0
votes
0answers
13 views

NTFS permissions messed up [duplicate]

I run a dual boot with Ubuntu on sd6 and Windows8.1 on sd4. I was trying to get plex media server working on my ubuntu, and I ended up messing my D:/ (sda5) in windows. I used this guide to set ...
1
vote
1answer
57 views

How do I specify folders only for chmod

I have a 30GB website, with loads of folders, and files. I want all the folders to have the permission 745 and all the files to have 644. I tried using chmod -R 745 public_html/ but all the sub files ...
1
vote
1answer
1k views

How to give permission to execute Eclipse application?

This one has confused me for a couple of hours. I know the command sudo chmod +x file to give executable permissions, and still I don't get my application to run. For context, I installed Eclipse ...
1
vote
1answer
991 views

chmod: Everything on SD Card Stuck On 755, Owner is Root

I am trying to access my SD card as a general user after it somehow changed to just Root access. I have tried several solutions, and none of them worked. Here is an attempt to chown eveything to ...
0
votes
0answers
86 views

Cannot access anything in ubuntu 14.04 after running sudo chmod 000 /

I run sudo chmod 000 / . then i wanted to run 777 permission. but 000 permission is not allowing me to write command in terminal. I can not access anything. Then i shut down PC. now my PC is not ...
4
votes
2answers
338 views

bash: /path/.bash_aliases: Permission denied

I don't know why this line appears first when I open my gnome-terminal. bash: /home/username/.bash_aliases: Permission denied laptop-dell:-$ I tried this but still the problem remains there. chmod ...
0
votes
0answers
46 views

sudo chmod -R ugo+rw “/var/lib” how to reset this command?

I applied this command on ubuntu 14.04. Is it okay to do this or did I make a mistake by doing it? Please Help me.
1
vote
1answer
57 views

USB ports not working, problems with ownership and permissions

I have ended up with problems with ownership and permissions on my computer, probably due to a brainless recursive change of permissions..! I don't know which folder was affected, so I have changed ...
0
votes
1answer
140 views

After setting chmod -R 0700 still current user can see and edit the files

I have a folder in my server I am setting this folder rights by sudo chmod -R 0700 myfolder when i print rights with ls -l everything is fine nobody has any right except root but i can open the ...
-1
votes
2answers
2k views

sudo: /var/lib/sudo writable by non-owner (040777), should be mode 0700

I get error message always when i work with sudo command. It shows always sudo: /var/lib/sudo writable by non-owner (040777), should be mode 0700. A while ago i changed the permission of /var ...
5
votes
2answers
2k views

Permissions denied to owner, although it is set to 666 in .ssh directory

I recently messed around with the .ssh directory. Made some permission changes, I think and now it won't let me access it anymore. I can access it as the root user (sudo -i) but not as somesh I get ...
5
votes
2answers
506 views

What's the difference between + and = when using chmod?

I read everything about chmod, but I don't get something. If I write chmod u=rwx file this "affects" me for all rights on the file, and if I write chmod u+rwx file this "adds" me all the rights on the ...
0
votes
0answers
93 views

sudo chmod 664 “/” -R

The problem: sudo chmod 664 "/" -R I've canceled it after a few seconds but here it is. What all should I do through Live CD? sudo chmod 755 "/" -R or just sudo chmod 755 "/" ? Thanks
1
vote
4answers
163 views

Understanding linux file system modes

I've read through over 10 articles, and am trying to wrap my head around the linux file system. There is one point I am trying to get that I can't figure out. Forgive me for sounding very dumb: When ...
0
votes
2answers
144 views

How to control the permissions of a mounted usb drive?

I have multiple USB drives, used for different purposes, and I've noticed they have different permissions when mounted, and, moreover, a chmod command has no effect. Why is this and is there a ...
0
votes
1answer
136 views

I accidently ran 'sudo chmod -R 775 /' and it completely broke my OS/Shell [duplicate]

So I accidentally did sudo chmod -R 775 / when I meant to do sudo chmod -R 775 ./. I quickly realized and hit Ctrl^C, but not in time to save everything. I realize this is a really stupid mistake and ...
0
votes
0answers
198 views

How to change owenship of a directory from root to all uses in Ubuntu 14.04?

I am a Ubuntu newbie and want to change permissions of a directory to a user, say x. I searched many things chmod 777 <dir>/ did not work. I referred to Change folder permissions and ownership ...
0
votes
0answers
223 views

EC2 - chmod: cannot access ‘mypemfile.pem’: No such file or directory

I download pem file while launching t2.small instance. When I try to connect it via ssh it say no such a file in directory. But am sure that pem file is in directory. $ ls mypemfile.pem ...
2
votes
1answer
50 views

Warnings and errors appearing on site after changing ubuntu user permissions Amazon EC2 server

My site is running on a EC2 Amazon server under Ubuntu/Apache2. My site was running fine until I changed the permissions for user 'ubuntu' by doing this command: chown -R ubuntu /var/www/html ...
0
votes
1answer
2k views

How to copy the permission of root to current user?

I made a mistake. I copied a directory with many sub-directories and files using the sudo command. Consequently only root has permissions to do anything with the files. Can I somehow duplicate the ...
0
votes
1answer
302 views

Why I can't install TomCat 8 on this Ubuntu 15.04 system? (I obtain an error when I perform chmod statment)

I am not yet a Linux guy and I am finding some difficulties trying to install TomCat 8 on an Ubuntu 15.04 system that I have to use as development environment. So I am following this tutorial (I don'...
0
votes
2answers
246 views

Setting permission for Xampp installation directory. see details

I know bit about setting permission but i'm little in a mess with it. I'm new to ubuntu so i get little confused and took much time to solve a little problem. I have installed xampp with installer ...
0
votes
3answers
739 views

Is it safe (secure) to change the owner of the html/ folder in Apache?

I know how to use chmod and stuff so that is not the question. I have a little server (Ubuntu LTS ) running with Apache on it with the standard folder in /var/www/html/. By default root is the owner ...
3
votes
1answer
3k views

How to make the newly created files inherit the directory's permissions…? [duplicate]

I need to give permission to a directory in such a way that, the newly created files should inherit the same permissions as the directory. You may find a duplicate for this question, but it doesn't ...
1
vote
1answer
268 views

I changed the permission for /etc folder. Sudo is not working after that

I changed the permission for /etc folder to 777 with chmod. When I try to run Sudo after that it refuses to work. I found a few fix, such as going to recovery mode to fix things but recovery mode is ...
-1
votes
1answer
1k views

How to undo or set back to default chmod -R 755? [closed]

What I was trying to do is installing "wordpress" in my localhost on (ubuntu 14.04) i.e my path for localhost is " home/deepak/php " Now what i did is this in terminal: sudo chown -R www-data:www-...
1
vote
0answers
31 views

Permission change after moving file? [duplicate]

I want to run a bash script in a directory /media/aliakbar/New Volume(internal drive)/further/path/to/file . The problem is: with chmod +x the file's permission is not changed (proof: I couldn't ...
1
vote
1answer
4k views

Problems with permissions with squid3

I have been trying to get squid to work. I have a configuration for the cache to be created in the directory /var/cache/squid3/. However, I get this error when running squid with the "-z" tag (It is ...
13
votes
2answers
874 views

What is the Ubuntu equivalent of OSX `chmod -h` flag?

In OSX I can set the permissions of the symlink itself (instead of the thing it points to using the -h). From the man page: -h If the file is a symbolic link, change the mode of the link itself ...
1
vote
1answer
89 views

How to change a program and all its subroutines executable?

for running a program, I need to change its install file to a executable file. I can do that, but my problem is that program calls some subroutines and those need to be executable too. Is there any ...
-2
votes
1answer
100 views

chmod u-x problem in case statement in Shell Script

I want to give rights to a file using a menu (exec,write,read). If you look closely I read value B( the file's name) then I use the case function to do the 1)exec / 2)write / 3)read function for that ...
1
vote
1answer
68 views

Trying to access debian/scripts and debian/rules

I am trying to rebuild the kernel because I want to change jiffies to 1ms. I'm following a turorial and it is stated that I shall do chmod a+x debian/scripts/* but I can not find the debian folder ...
1
vote
1answer
84 views

Why is my script file executable on a virtual machine?

I have ubuntu installed on a virtual machine in Windows. There when I run a script I just type sudo ./blabla.sh in the terminal to run it. Then I installed ubuntu from same iso file directly on a ...
-1
votes
1answer
283 views

chmod +x doesn`t work [closed]

I am trying to install this widget. When I use chmod +x .start-conky nothing heapens, file .start-conky still is a text file.
0
votes
1answer
511 views

Chmod all files getting uploaded automatic

Is there any way to chmod 777 all files getting uploaded to a folder throught FTP? I'm using vsftpd and apache2, and I am having a camera to upload pictures taken once an hour to a local server over ...
0
votes
1answer
2k views

Issues with executable: file not found after using chmod to fix permissions

I have downloaded and extracted the Linux binary for the blackbox PDDL planner, and I'm trying to get the blackbox file to execute. I changed to the directory with the file and tried ./blackbox, which ...
2
votes
1answer
4k views

Change permissions to a specific user in Ubuntu 12.04 [closed]

How can I change the permission (555 or 755) to a user in a specific folder in Ubuntu 12.04. I used this command, but it didn't work sudo chown -R username:group directory Thanks,
2
votes
1answer
228 views

Why isn't another member of a group able to use a directory?

I have created a directory named IDE in /opt using following command sudo mkdir -p /opt/IDE Then I have changed the owner of IDE directory. sudo chown shantanu:csedev /opt/IDE Above command ...
0
votes
2answers
123 views

What are the default permissions of directories in home (Desktop, Downloads, etc.)

I accidentally ran chmod 777 * in my home folder and it changed all the directory permissions (but not for the files). How can I undo this?
0
votes
1answer
92 views

Who can change a file permission or ownership in ubuntu? [duplicate]

Who has the privilege to change a file permissions or ownership in ubuntu ?
0
votes
1answer
46 views

Webserver permission problem

I've a permission problem on my dedicated webserver, but I'm not able to understand what's I was doing wrong. Ubuntu 14.04 Kernel 3.19.2 Versione Apache 2.4.7 Versione PHP 5.5.9 mysql 5.5 (all from ...
0
votes
1answer
143 views

I can't run a program in Ubuntu 14.04

I've got a problem with a program I downloaded last week from GitHub. I tried to chmod it (a+x), tick option to run it as a program, but it didn't help. I don't get any notifications. It just does ...
1
vote
2answers
388 views

Change name of executable file when using chmod +x

I have python file my_script.py When I run: chmod +x my_script.py I end up with two files that are called my_script.py, one executable file and one python file, when I try to get the size of the ...