qpdf –password=yourpasswordhere –decrypt input.pdf output.pdf ffmpeg -video_size 1024x768 -framerate 25 -f x11grab -i :0.0+100,200 output.mp4 // screen record ccencrypt file
ls *.pdf | xargs -I '{}' qpdf --decrypt {} --replace-input
for i in {1..365}; do date +“%a %d %b %Y” -d “2024-10-22 +$i days” done
for i in {1..52}; do # week=qalc -t “$i*7" date +"%a %d %b %Y" -d "2024-12-30 +$i weeks” done
alsamixer -c0 --view=All
https://askubuntu.com/questions/282794/batch-rename-files-to-lowercase for a_file in *;do mv -v “$a_file" `echo "$a_file” | tr [:upper:] [:lower:]` ;done;
pactl set-default-source alsa_input.usb-BurrBrown_from_Texas_Instruments_USB_AUDIO_CODEC-00.9.analog-stereo
ls -d * . | entr make lit