All Questions
148 questions
0
votes
0
answers
105
views
Problem while trying to create a new virtual machine
I am trying to install a virtual machine in my computer, I have windows 10. I installed virtual box and I created a new machine, when I try to start the machine, it says : unpacking failed: write ...
mimi
0
votes
1
answer
452
views
How to use dd to backup "WD My Passport" on Ubuntu
My "WD My Passport" has problem when connecting to Windows 10, it may have hardware error.
I have set a password for the "WD My Passport" with WD Security long time ago.
Windows ...
- 133
0
votes
0
answers
188
views
How to change permissions for a file in Ubuntu?
I run the file ./schema.pg.sh with the command sudo ./schema.pg.sh in /sql directory. But the terminal throws an error:
could not change directory to "/sql": Permission denied
Script I am ...
- 111
0
votes
1
answer
198
views
Why can't I ping db from a unix machine on windows?
I have a windows machine, with ubuntu on it, where I run docker, in which there is a container I need to connect to db. But the problem is already between windows and ubuntu.
If I ping the db from ...
- 1
0
votes
0
answers
665
views
Why can't I log in to PuTTY as user, but only root
I'm trying to Split and format Disk on VM in Debian. I also need set file permision.
My problem is that I can't log to the server through PuTTY as user, only as root. I entered same IP address as for ...
2
votes
2
answers
12k
views
Docker on WSL erroring: "docker: Cannot connect to the Docker daemon at unix:///var/run/docker.sock. Is the docker daemon running?."
I'm working on a project for a paid internship at my school that requires that I install docker on a WSL ubuntu instance. However, after I follow the instructions from this page to install docker and ...
- 123
0
votes
1
answer
694
views
Using mv/cp to replace a invalid symlink with directory
I have a symlink at /tmp/bot which I want to replace with a directory. But I am getting error
mv: cannot overwrite non-directory '/tmp/bot' with directory 'log'
Steps to reproduce error
# Create a ...
- 101
3
votes
1
answer
7k
views
How do I stop chrome remote desktop on Unix or prevent it running on startup?
I have an Ubuntu 20 VM on Google Cloud Platform. Mostly, I only need to SSH into the VM. However, very occasionally, I need to use a desktop environment. I am not particularly skilled with Unix.
I ...
- 161
2
votes
1
answer
282
views
Understanding umask
I have the following task:
What are the rights if you create a file file1 and a directory dir1 and used umask 026 before? Now use umask 233 and perform the following:
cat file1 > file2
mv file1 ...
Haise Sasaki
1
vote
1
answer
1k
views
Create virtual machine with vmrun?
I am using vmware's workstation pro, and I need to be able to manage multiple virtual machines remotely. Is it possible to use vmrun to create a virtual machine? Or can it only control already created ...
- 113
2
votes
0
answers
279
views
Poetry add <package> returns AttributeError
I am trying to create a Python package using poetry. I haven't been able to replicate the steps described in
documentation. When I try to add a dependancy, e.g.
poetry add pendulum
I get
jan@jan-XPS-...
- 121
2
votes
1
answer
898
views
What is the difference between Linux Kernel 5.3.0-1039-gke and 4.15.0-124-generic?
A few months ago I bought two used Dell Optiplex machines for use as a NAS and internet gateway, respectively.
I installed Ubuntu 18.04 on both of them, and I noticed that even though the exact same ...
0
votes
0
answers
1k
views
how to change permissions of a drive that's read-only on ubuntu 20.04?
On the same hard disk I have a drive that's read-only .
I tried to change the permissions manually from properties but it doesn't . I don't know what to do .
thanks in advance
3
votes
1
answer
3k
views
Undeletable directories on NTFS partition
I'm trying to delete two folders on a drive on an Ubuntu server which were created by Windows (drive previously mounted on Windows and their content is just garbage now).
I've tried everything I can ...
- 131
0
votes
0
answers
83
views
Unix solution to logging with rotation and cleanups
Given we have various types of applications running in a unix system via tmux. Those applications can be java, node, go or anything that outputs to stdout...
Is there a good solution for unix systems ...
- 335
0
votes
1
answer
46
views
How to make an application "recognized" as an application
I'm using ubuntu and i3 window manager.
To launch matlab I have to navigate to
/usr/local/MATLAB/R2019a/bin
and type ./matlab.
Other applications like firefox and atom are recognized as ...
- 123
1
vote
0
answers
48
views
pip freeze takes 26 seconds as root and 1.6 as user
Why takes pip freeze as superuser that long (roundabout 26s) and just a second and a bit more (roundabout 1.5s ) for normal users ? And how could i get deeper into the reasons ?
- 11
0
votes
1
answer
169
views
How do I reset my directory structure and contents?
I have a linux box in the cloud and it had this directory structure
/mnt/ws/{myProjects}
I was trying to mount a (directory I believe?) from another resource and I did it through the following ...
- 103
-1
votes
1
answer
89
views
how to deploy a docker container using kubernetes? [duplicate]
Currently I have created a ubuntu 14.04 docker image by pulling it off from the dockerhub website and did a docker run on this image to create a container instance of this image.Then I installed ...
2
votes
1
answer
3k
views
Is there a safe way to automatically remove a stray unix-socket files before it’s related services are run?
I'm running Daphne from supervisor on Ubuntu 18.04 with the --unix-socket option to bind to a Unix socket rather than a TCP host/port:
command=daphne --unix-socket /home/project/run/daphne.sock ...
- 123
0
votes
1
answer
5k
views
How to speed up Ubuntu booting process?
I am a newbie on Linux, and I am using Ubuntu 19.04, the one under development and about to be released. It happens to be slow during startup, so I want to speed up the startup process. I have already ...
user981274
0
votes
0
answers
649
views
How to get new generated file name on logrotate?
I want to get new file name generated by Logrotate and run a script on it.
Logrotate has an event called Postrotate() with a parameter called '$1' but it returns the original path file name for ...
- 101
0
votes
1
answer
388
views
What distros are NOT affected by the new Code of Conduct? [closed]
What distros of Linux or Unix based operating systems are NOT subject to the new code of conduct recently implemented for Linux? And/or which use no code affected by this CoC?
https://git.kernel.org/...
- 11
0
votes
0
answers
39
views
Restricting ssh and ftp access to unix server
I know I can restrict ssh and ftp access to my unix server by using tools like ufw (uncomplicated firewall). What if I restrict ssh and ftp access to one IP address (my home IP) and then suddenly lose ...
user1736333
0
votes
2
answers
3k
views
Files that start with ' ~$ ' and end with .doc / .docx are appearing on my desktop. How can I remove them?
I was going through my desktop in Linux and I noticed a list of files that were not on my desktop. They are Microsoft word(.doc & .docx) files that exist on my computer elsewhere. For some reason ...
0
votes
1
answer
353
views
Unable to locate package shred. Meaning, apt-get can't find it and neither can I using Google
I have come to depend on this unix utility to wipe SSD drives dependably and quickly in preparation for re-imaging.
I am curious as to why it is gone.
But the purpose of this question is to either:
...
1
vote
1
answer
925
views
X-GNOME-Autostart=false but process is still run
As I understand adding X-GNOME-Autostart=false at the end of a file in ~/.config/autostart/... should prevent an application from starting it at autostart. I'm adding this line at the end of gnome-...
- 11
4
votes
1
answer
6k
views
How can the bash shell on Window be completely reset?
I'm new to Unix but interested learn, so started trying to use bash/Ubuntu on Windows. Unfortunately, bash crashed and now bash/Ubuntu seems to be broken as most folders are now missing from the ...
- 43
2
votes
1
answer
999
views
How to back up efficiently (without copying files that have not been changed)?
I regularly do back ups of files on my laptop using an external hard-drive. I use a command line of a Linux system (Ubuntu). So far I have just copied everything to a directory and have removed the ...
- 515
0
votes
0
answers
368
views
Linux - How to toggle sloppy mouse window using terminal / hotkeys
So I can change window focus mode using the GUI but I would like to be able to switch between sloppy and click on toggle and want to create a script for that that is trigger by keyboard.
However, ...
- 121
0
votes
1
answer
1k
views
Using binary from remote server?
If I upload nc orcurl` bins to the root of my web server, can I run commands remotely using (GET|POST) requests?
http://website.com/nc -lv 1234
http://website.com/curl http://foo.com -o bar.txt
http:...
- 13
0
votes
1
answer
123
views
Ubuntu 16.04 hanging VPS server
I have a weird issue with a VPS server I am using for a personal project.
The server started hanging at 10:40 yesterday
The last line from /var/log/syslog before hanging was:
^@^@^@^@^@^@^@^@^@^@^@^@...
- 158
-3
votes
1
answer
142
views
How to password protect an individual file?
I use digitalocean, and all my files are in /var/www/html/, so, say, if I have a file /var/www/html/index_test.php how can I password protect the individual file as simply and securely as possible. It ...
77
votes
7
answers
55k
views
Cannot make directory '/var/run/screen': Permission denied
Sometime, usually after a crash or sudden shutdown, screen refuses to start. Commands like
screen
screen -ls
screen -r
screen -d
result in the following output
Cannot make directory '/var/run/...
- 1,551
2
votes
0
answers
278
views
webdav, Directory vs Location
I'm in the first steps with webdav. While trying to configure it, seeing other people configurations I found some use the <Directory> directive and some use the <Location> directive. Some ...
- 604
1
vote
1
answer
142
views
Write to file most common words by counter with linux
I want to write to a file the words that appear at least X times in the text.
For example, for:
a
b
a
c
b
and X = 2 I would get:
a
b
- 113
0
votes
1
answer
1k
views
How to install Chrome in Ubuntu
I am using ubuntu 15.10 64bit.
Click Download Chrome.
Choose either 32 bit .deb (for 32bit Ubuntu) or 64 bit .deb (for 64bit Ubuntu)
Click Accept and Install.
Download .deb file to a folder (...
- 201
1
vote
3
answers
2k
views
I accidentally deleted “/bin” folder as root user on a a Digital Ocean droplet?
I have a Digital Ocean droplet which I use as my development environment.
I deleted /bin directory !! via SSH. Now I know it was a stupid thing to do but it is the truth now. I am not great with UNIX/...
- 151
1
vote
1
answer
6k
views
apt-get install libphp-phpmailer not including class.phpmailer.php
I am installing PHPMailer on a Ubuntu 14.04 LTS server. I ran the command apt-get install libphp-phpmailer. It installed the files under usr/share/doc/libphp-phpmailer as expected. However, it is ...
- 163
0
votes
2
answers
60
views
print lines containing limited words in the second field
I have a symbol table of the form
M07UP49A0870I422.wav <s> haraa keelaa <bn> </s>
M07UP49A0870I423.wav <s> <horn> jau <babble> </s>
...
- 137
1
vote
3
answers
61
views
how to specify A record of own domain in a zonefile
assuming that foobar.com is my domain, how do i specify the ip of "foobar.com" itself in my zonefile ?
Below is my sample
@ IN SOA myfoobar.com. hostmaster.myfoobar.com. (
2001030201 ;...
- 1,645
18
votes
2
answers
87k
views
Linux command line to create a log file for rsync
I am trying to create a log text file after doing an rsync. I've tried using a command line:
rsync -av /source/ /dest/ > log.txt
The text file that was created only shows the file names that are &...
- 181
4
votes
2
answers
6k
views
Samba - use only Unix users
I am setting up a home server with file sharing using Samba. It has XUbuntu 15.10.
Samba uses passwords specified in shares-admin by default. However, I want Samba to use users from /etc/passwd and ...
- 260
1
vote
1
answer
1k
views
Why does grep -r --include=*.js * > dirname/.filename not write all .js files to a single file?
I am trying to put all js files in a directory and sub directorys into a single file in lexical order. What did I do wrong?
- 213
0
votes
2
answers
8k
views
Ubuntu Additional Drivers not appearing 14.04
I have a Dell laptop, and I recently installed Ubuntu 14.04 as a dual-boot apart from Windows.
I partitioned the installation properly, but after the installation was done I tried to connect to WiFi ...
- 113
4
votes
2
answers
5k
views
Facing Issue for Installing Rabit MQ
Whem I am using the below command
sudo apt-get install rabbitmq-server
I am getting the below missing package dependency
Reading package lists... Done
Building dependency tree
Reading state ...
- 41
0
votes
0
answers
342
views
Cannot access server via SSH in terminal
When I try logging in via ssh [email protected] I am asked for my password, however when I enter it, it doesn't work. I can access the server by a different user then run su root and the password works ...
- 109
1
vote
1
answer
253
views
Empty swapfile after using dd
According to many tutorials available on the internet (like for example this one https://www.digitalocean.com/community/tutorials/how-to-add-swap-on-ubuntu-14-04 ), to generate a swapfile, i need to ...
- 125
1
vote
3
answers
505
views
How to extract file contents and pass in as command line parameters in Linux?
I need to run a command:
python test.py command --option 1 value1 value2 value3 value4 value5
(upto value100)
I have a text file with space separated values, like:
value1 value2 value3 value4 ...
- 650
1
vote
1
answer
2k
views
Accepted publickey for userx from y.y.y.y (ssh authentication)
Server A and B is setup for autoSSH
I am on ServerA (y.y.y.y) and is accessing ServerB.
I understand that A's public key is store in B and is use by B to encrypt the challenge to A when A connect. ...
- 1,645