I'm writing a script to create backups of a folder and its contents. There is a prompt for the user to enter the folder name to be backed up. The backed up copies are to be named using this convention: original foldername_date and time of whatever file was last modified in folder. The script d...

While installing a VPN in Ubuntu 18.04, I entered a command with gpg key and some key in the terminal window. It messed up something in the default configurations and now I cant even update the system and the command - sudo apt-get update isnt working. Please help.

I tried searching for an answer to this for a few hours now. I would like to attach the (base) designation to the (PS1?) variable and the current process ID being executed to the (PS2?) variable in .bashrc. I may be wording this incorrectly, but here is an image of what I would like to append to ...

I hope this is the right place where to ask this. Background: I need to connect remotely to a Cents OS 7 server from my ubuntu 18.04 and to use a GUI, but not concerned with image quality: just need a refresh rate decent enough to code and visualize (zoom in/out) some graphs. Also, I am not the ...

I was looking to setup a shortcut for feh in my .config file but I can't find it anywhere. I know that I can get full screen by using -F through command line but I was looking for a way to get full screen after feh is already opened. ie, having the ability to toggle between regular screen and ful...

How can I check currently installed and in use versions of SSL and TLS? Strangely I couldn't find an answer online. Using Ubuntu 18.04. Thanks!

Hello, Above attached is my firefox screenshot. I have modified my userchrome.css file to get rid of the tabs but now firefox has a big empty gap at the bottom. I am unable to get rid of it. I tried everything. Would really appreciate any help. also, if possible, I would really owe you big tim...

I have basics unix skills and have to do some mantaincence in a linux machine (Ubuntu 18.04) . hosted on Azure. I need to resize tge /dev/sda1 partition, giving more space to it. When I run df -h it outputs: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /...

I am using Ubuntu 18.04 LTS via AWS EC2 and I am trying to setup Google Authenticator on login. The first thing I did was run sudo apt-get update, then sudo apt-get install libpam-google-authenticator. Then cd home so I was in ubuntu@...:/home and ran google-authenticator. This asked if I wanted...

I'm new to Linux/Bind9 and could use some guidance on configuring a DNS server. I have Bind9 installed and (mostly) configured but have two issues I can't figure out. First, when using my Linux VM as my DNS server, I get "Server: Unknown" (I had this working and broke it somehow, can't figure out...