[ MINIMALISM ]

on Debian

* Install using netimage
* Set default runlevel to Multi-User Target [ No X-Window ]
  sudo systemctl  set-default multi-user.target
* Install fluxbox
  sudo apt-get install fluxbox
* Edit ~/.xinitrc and add [ Switch from Gnome to Fluxbox ]
  exec fluxbox 
* Install screen
  sudo apt-get install screen    
* Set display to main screen
  export DISPLAY=:0
* set black background on FluxBox
  xsetroot -bg black
* Prepare term.sh and call it from x-terminal-emulator to uxterm
  sudo vi /usr/bin/term.sh
  #!/bin/bash
  /usr/bin/uxterm -fa knight \
    -fs 17 +bc \
    -bg black -fg darkGray \
    -geometry 80x25+121+8 \
    +ai \
    -cr black \
    -T " " \
    +samename \
    -xrm "xterm*allowTitleOps: false"  \
    -xrm "xterm*selectToClipboard: true" \
    -hm
* Change x-terminal-emulator from gnome-terminal to term.sh e.g.
  sudo vi /sr/bin/x-terminal-emulator
  on last line:
  #exec('gnome-termisr/bin/x-terminal-emulator
  on last line:
  #exec('gnome-terminal',@args);
  exec('/usr/bin/term.sh'); 
* Change fluxbox theme to something less bright
  e.g. square-blue
  Right-click on desktop -> Styles -> Square-Blue 
* Use Alt+F1 to call Your new terminal
* Prepare friendly alises in ~/.bashrc
  vi ~/.bashrc
  alias edenv='vi ~/.bashrc'
  alias rld='. ~/.bashrc'
* Visit:
   nal',@args);
  exec('/usr/bin/term.sh');  

[ CHROMIUM ]

* For web install chromium
* Change the Search Engine to DuckDuckGo
* Install Dark Reader Chrome extension
* Install Just Black Theme 

[ Terminal ]

* Change fluxbox theme to something less bright
  e.g. square-blue
  Right-click on desktop -> Styles -> Square-Blue 
* Prepare friendly alises in ~/.bashrc
  vi ~/.bashrc
  alias edenv='vi ~/.bashrc'
  alias rld='. ~/.bashrc'
* Use ShortCuts to move Across the fluxbox Screens
  alt+ctrl+<- or alt+ctrl+->
* Save Your Eyes install and use redshift
  sudo apt-get install redshift
  redshift &
* Enable click on touchpad as click
  sudo apt remove xserver-xorg-input-synaptics
  sudo apt install xserver-xorg-input-libinput
  sudo mkdir /etc/X11/xorg.conf.d
  vi /etc/X11/xorg.conf.d/40-libinput.conf
  Section "InputClass"
    Identifier "libinput touchpad catchall"
    MatchIsTouchpad "on"
    MatchDevicePath "/dev/input/event*"
    Driver "libinput"
    Option "Tapping" "on"
  EndSection
  sudo systemctl restart gdm3
* Change keyboard
  setxkbmap us
  setxkbmap cz
* Install Parcellite for sharing clipboard between Chromium and xterm
  sudo apt-get install parcellite
* Use copy & paste as follows:
  From Chromium to X-Term - ctrl+shift+insert
  From X-Term to Chromium 
     - ctrl + middle click on xterm 
     - check option select to copy

[ CHROMIUM ]

* For web install chromium
* Change the Search Engine to DuckDuckGo
* Install Dark Reader Chrome extension
* Install Just Black Theme 

[ FIREFOX ]

* Install Firefox AddOn Dark Background and Light Text
* Enable Firefox Dark Theme
  about:addons
  Enable Dark Mode

[ QR CODES ]

* Install oathtool
  sudo apt-get install oathtool
* prepare shell scripts as follows
  #!/bin/bash
  oathtool -b --totp 'YOUR_SECRET_KEY'

[ TERMINAL ]

* Use Ctrl+Alt+F[2-6] to call Your new terminal (TTY)
* Install elinks
* Turn off beeper
  sudo rmmod pcspkr
* Simplify the connections with lftp
  vi ~/.netrc
  machine example.com login username password secret
* Download backups
  lftp go.wz.cz
* Install FUSE
  sudo apt-get install fuse
* Dim Screen
  echo 200 | sudo tee /sys/class/backlight/intel_backlight/brightness
* Install console-data for different keymaps
  sudo apt-get install console-data
  sudo loadkeys us
  sudo loadkeys cz
* Detailed keyboard configuration
  keybard maps are located in /usr/share/keymaps
  sudo dpkg-reconfigure keyboard-configuration
* Change console font for correct ANSI display
  console fonts in psf format are located here: /usr/share/consolefonts
  sudo setfont lat1-16
* Install lftp for ftp and secure ftp transfer
  sudo apt-get install lftp
* Skip ssl verifications for ftp over ssl
  vi ~/.lftprc
  set ftp:ssl-allow no;

[ SCREEN ]

* turn off visual beel to prevent screen blicking when hitting backspace
  vi ~/.screenrc
  vbell off
* Use it as follows:
  screen -S bbs ( creates new screen)
  ctrl + a and c - create new screen
  ctrl + a and n - next screen
  ctrl + a and p - previous screen
  ctrl + a and [1-9] - switch to screen number
  ctrl + a and " - select screen by number
  ctrl + a and ' - type number of screen to switch to

[ VIM ]

* sudo apt-get install vim
* create directory for colorscheme
  mkdir -p ~/.vim/colors
* let the syntax on and colors to Your theme, turn on the line numbers
  vi ~/.vimrc
  colo elf
  syntax on
  set nu
* use it effectively
  basic movement is j - left, l - right, k - up, j - down
  type : to enter the command menu
  type <esc> to enter the movement mode
  type i to insert new text
  type :w in movement mode to save the file  
  go 10 rows lower in movement move type 10j
  type R in mov mode to start replacing the text  
  type r in mov mode to replace one character  
  type :%s/str1/str2/g to replace str1 to str2 in whole text
  type :%s/\(.*\)/\1 \1/g to duplicate current string in file
  type :%g/str/d to delete all lines that includes string
  type :1,10/str1/str2/g to replace str1 to str1 in first 10 rows 
  type m[a-z] in move mode to mark the position at current cursor
  type '[a-z] in mov mode to get to the marked place in text
  type :0 to get go the beggining of the text
  type gg to get to the end of the text
  type v and j,k,h,l e.g. 10j to select text
  type :wq to save and quit
  type :!q to quite without saving 
  execute vim file1 file2 to edit multiple files
  in the multiple files mode use :wn :wp to switch between it
  type ctrl + w and s to split the screen horizontally
  type ctrl + w and v to split the screen vertically
  type ctrl + w and j to switch to lower window    
  type ctrl + w and k to switch to higher window    
  type ctrl + w and l to switch to right window    
  type ctrl + w and h to switch to left window    
  type :q to close current window
  use vimdiff file1 file2 to compare two files 

[ ED ]

* old-school editor
  sudo apt-get install ed
  echo "hello" > test
  ed test
  ,n - print the content of file with lines number
  a - add text on new line
  . on new line - stop entering new text
  wq - save file and exit
  exit using ctrl + d 

[ SED ]

* To edit files without opening it
 sed -i 's/str1/str2/g' file 

[ SEARCH ]

* use grep to search for string in subdirs
  grep -R str *  

[ FIND FILES ]

* use find to search for files
  find . -name "*str*"

[ PROCESS MULTIPLE FILES ]

* use find and xargs to search and apply command to multiple files
  find . -name "*.txt" | xargs ls -l 

[ BBS ]

* Download BBS Toolbox

  wget https://bbst.neocities.org

[ OPTIONAL ]

* Install Zotero