In this repository I store bash scripts that I develop, useful or time-saving for me

• new_system.sh:

  1. useful and time-saving when starting new linux install

  2. updates system system, and install many useful packages for me

• install_flutter.sh

  1. install flutter, and android-studio, and configure some system things

• extra_things.sh

  1. Install nordvpn app.

• arch

  1. Open Arch folder

  2. Arch Linux installation guide

  3. Arch post-install script

Run:

chmod +x <script_name>.sh
./<script_name>.sh

When sideloading ubuntu with windows previously installed, select manually by using "Something else" option.

• swap
  • type: primary
  • beginning of space
  • use as: swap area
• / (root)
  • type: logical
  • location: beginning of space
  • use as: ext4
  • mount point: /
  • size: (10 - 20gb) (20480mb) [if installing cuda in a nvidia machine make it 35gb or 35840mb]
• /home
  • 4 first options same as / (root)
  • choose your home size accordingly (all free space in hard drive)
• device for boot loader being main drive (if there is windows, choose the same one)

• manual config brightness keys

ssh-keygen -t ed25519 -C "<[email protected]>"

• create bootable liveimage using hdd partition instead of usb

• fix slow boot by defining suspend/hibernate SWAP UUID

• move spotify to system tray

• change ubuntu actions for sleep (supend/hibernate) on lid close, etc

• fix acer predator fan

• # scan local network
  sudo nmap -sn 192.168.18.0/24
  # for simple ip up scan, faster
  sudo nmap -sn -n -host-timeout 1 192.168.18.0/24

• # generate a random password
  pwgen -s 50 -c -n -y | tr -d ")(}{][\!\"#$%'.\\\/\`><"
  ```
  

• # All commits started from the next after 8fd7b22 will be rebased with no changes except signing
  git rebase --exec 'git commit --amend --no-edit -n -S' -i 8fd7b22
  # To change all commits started from the very first one you may use --root
  git rebase --exec 'git commit --amend --no-edit -n -S' -i --root
  #Return commit date as author date and force push (don't forget to backup before).
  git rebase --committer-date-is-author-date -i --root # return 
  git push --force

  -> source

• echo "Host personal\nHostname github.com\nIdentityFile /home/ubuntu/.ssh/rasp_2023_08_27\nIdentitiesOnly yes" >> ~/.ssh/config
  git remote rm origin
  # swap username and repository accordignly
  git remote add origin git@personal:username/repository.git

  -> source

• # set chrome as default browser inside snaps
  xdg-mime default google-chrome.desktop x-scheme-handler/http
  xdg-mime default google-chrome.desktop x-scheme-handler/https
  
  gio mime x-scheme-handler/https google-chrome.desktop
  gio mime x-scheme-handler/http google-chrome.desktop

  -> source

• # set other terminal as default
  sudo update-alternatives --config x-terminal-emulator

  -> source

• # concat all images in current folder to a PDF
  convert *.jpg -quality 20 file20.pdf
  
  # before running that, make sure to disable conflicting policy
  sudo mv /etc/ImageMagick-6/policy.xml /etc/ImageMagick-6/policy.xml.off
  
  # when done, restore policy by running
  sudo mv /etc/ImageMagick-6/policy.xml.off /etc/ImageMagick-6/policy.xml

  -> source

  for KEY in $(apt-key --keyring /etc/apt/trusted.gpg list | grep -E "(([ ]{1,2}(([0-9A-F]{4}))){10})" | tr -d " " | grep -E "([0-9A-F]){8}\b" ); do K=${KEY:(-8)}; apt-key export $K | sudo gpg --dearmour -o /etc/apt/trusted.gpg.d/imported-from-trusted-gpg-$K.gpg; done

  -> source

  # remove an app and its data
  flatpak uninstall --delete-data <app_name>
  
  # remove all unused apps and their data
  flatpak uninstall --unused --delete-data
  
  # run an update just for the ifs
  sudo flatpak update

  -> source

-> config bashrc to show only currrent directory instead of full relative path to home source

-> change vs code to LF instead of CRLF source

-> fix slack screenshare on wayland source

-> fix slack screenshare on wayland debian package source

-> CopyQ Not Saving Clipboard Copy Paste in Ubuntu 23.04 source

-> 2024-04-17, fix to google-chrome on ubuntu, stopped working on wayaland source

• https://github.com/GnomeSnapExtensions/gSnap
• https://github.com/SUPERCILEX/gnome-clipboard-history
• https://github.com/mgalgs/gnome-shell-system-monitor-applet