General Email Regex (RFC 5322 Official Standard)
(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
1
(?:[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*|"(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21\x23-\x5b\x5d-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])*")@(?:(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?|\[(?:(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.){3}(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?|[a-z0-9-]*[a-z0-9]:(?:[\x01-\x08\x0b\x0c\x0e-\x1f\x21-\x5a\x53-\x7f]|\\[\x01-\x09\x0b\x0c\x0e-\x7f])+)\])
🥰1
not perfect keyboard & mice cleaning solution (its temporary disable hid devices from input)
set proper sleep time:
broken rn do not use this script.
set proper sleep time:
#DEVICES=($(for d in /sys/bus/usb/devices/[0-9]*; do ([ -e "$d/driver" ] && readlink "$d/driver" 2>/dev/null | grep -q "usbhid\|hid") || ([ -d "$d" ] && ls $d/*/input* >/dev/null 2>&1) && echo "$d"; done | sed 's/:.*$//' | sort -u)); for dev in "${DEVICES[@]}"; do sudo bash -c "echo 0 > $dev/authorized" & done; wait; sleep 3; for dev in "${DEVICES[@]}"; do sudo bash -c "echo 1 > $dev/authorized" & done; wait
broken rn do not use this script.
add clock to term (why? idk)
while sleep 1;do tput sc;tput cup 0 $(($(tput cols)-29));date;tput rc;done &
Vintage-like records morphing using sox:
you can play with numbers. That will achieve that cool vintage background noises.
another ver:
# Step 1: Band-limit and add saturation
sox input.wav temp.wav highpass 300 lowpass 3000 overdrive 20 gain -n
# Step 2: Add pink noise and hum
sox -m temp.wav "|sox -n -p synth 60 pinknoise vol 0.06 bass -10 treble -15" \
"|sox -n -p synth 60 sine 60 vol 0.018" final_vintage.wav
you can play with numbers. That will achieve that cool vintage background noises.
another ver:
# Step 1: Band-limit, saturate, EQ, compress, and reverb
sox audio_2025-07-11_17-55-45.ogg temp.wav \
highpass 300 lowpass 3000 overdrive 18 gain -n \
bass -8 treble -10 \
compand 0.3,1 6:-70,-60,-20 -5 -90 0.2 \
reverb 25
# Step 2: Add pink noise (shaped) and low hum
sox -m temp.wav \
"|sox -n -p synth 60 pinknoise vol 0.04 bass -12 treble -18" \
"|sox -n -p synth 60 sine 60 vol 0.01" \
final_vintage2.wav
linux util fixes /etc/shadow errors (somethimes nixpgs can cause it)
sanity checks:
pwck -r
sanity checks:
pwck -s
grpck -s
things
static black screen for 10hours and 1 second: ffmpeg -f lavfi -i color=c=black:s=1920x1080:r=1 -f lavfi -i anullsrc=channel_layout=stereo:sample_rate=8000 -t 10:00:01 -c:v libx264 -c:a aac -b:v 1k -b:a 1k -crf 63 -movflags +faststart -pix_fmt yuv420p -y…
static image for many hours:
second variant with encoding (long processing) precisely 10hours 1 second:
1
ffmpeg -loop 1 -i 1111.png -f lavfi -i anullsrc=channel_layout=mono:sample_rate=8000 -t 10 -c:v libx264 -preset fast -tune stillimage -crf 50 -c:a aac -b:a 1k -pix_fmt yuv420p -r 0.00001 -vf scale=iw/2:ih/2 -movflags +faststart -y segment.mp4
2
ffmpeg -stream_loop 11111 -i segment.mp4 -c copy -y output_static3333.mp4
second variant with encoding (long processing) precisely 10hours 1 second:
ffmpeg -loop 1 -i 1111.png -f lavfi -i anullsrc=channel_layout=mono:sample_rate=8000 -t 10:00:01 -c:v libx264 -tune stillimage -crf 42 -c:a aac -b:a 8k -pix_fmt yuv420p -r 0.033 -shortest -movflags +faststart -y output_static.mp4
me channels also:
just some random links/netstalking:
t.me/WebsiteToday
and random music:
t.me/tuneToday
just some random links/netstalking:
t.me/WebsiteToday
and random music:
t.me/tuneToday
systemd have its own UUID generator:
also kernel itself provides a UUID gen:
systemd-id128 new --uuid -p
also kernel itself provides a UUID gen:
/proc/sys/kernel/random/uuid
simple linux prog that will take .zip file and print it as 16-bit unsigned integers (U16).
VT kmssink \ gstreamer experiments:
run that command run under VT:
run that command run under VT:
sudo gst-launch-1.0 videotestsrc ! kmssink
kmssink is a simple video sink that renders video frames directly in a plane of a DRM device.