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Convert Windows line endings to Linux in Vim
June 08, 2025
Original solution is here

Short explain 
:%s/^M//g
Use Ctrl+v-m to input ^M in Linux
Use Ctrl+q-m to input ^M in Windows

I-i-i, wanna fall from the stars
vim linux


screensaver for console, cmatrix + screen [useless]
July 31, 2024
Install cmatrix (Debian, Ubuntu) 
sudo apt install cmatrix

vim ~/.screenrc 
blankerprg cmatrix -abs -u5 # check out cmatrix -h
idle 60 blanker
linux


grep the lines that does NOT contain pattern
July 30, 2024
man grep 
-v, --invert-match
       Invert the sense of matching, to select non-matching lines.
Example 
cat access_log_with_utm_source.log | sudo grep -v "gclid\|msclkid" > no_gclid_msclkid.log
linux


imho the BEST screenshot tool for debian '24
July 25, 2024 
sudo apt install flameshot
Nothing special, but, so long dear Shutter .)
Only missing "active window only" screenshot option, but it isn't critical. 
interface & tools smaple/example


keyboard setup hotkey (XFCE) example
freeware linux


MOTD: fortune + cowsay + lolcat
July 22, 2024
Message of the day for your console. Just for fun.
Step1 
sudo apt install fortune fortunes fortunes-ru cowsay lolcat
Step2 
# vim ~/.bash_aliases
## ru variant
alias ff='fortune ru | cowsay | lolcat'
## en variant
alias ff='fortune | cowsay | lolcat'
## run each time bash running
ff
Alias name is up to you, for sure.
Result
linux


aghr