foremost hdd recovery

sudo apt install foremost

 sudo foremost -t jpg -i /dev/sdb1 -o /home/nichts/recovery

souece : gemini

[퍼옴] MPV 단축키 / 환경 설정

 최대한 팟플레이어랑 비슷하게 하려고 했다.

단축키 설정 파일

~/.config/mpv/input.conf

CLOSE_WIN quit

TAB script-binding stats/display-stats-toggle

ENTER cycle fullscreen # toggle fullscreen
MBTN_MID cycle fullscreen

SPACE cycle pause # toggle pause
MBTN_LEFT_DBL cycle pause
d frame-back-step # go back by one frame and pause
f frame-step # advance one frame and pause

LEFT no-osd seek -5
RIGHT no-osd seek +5

m cycle mute
MUTE cycle mute
UP add volume +5
DOWN add volume -5
WHEEL_UP add volume +2
VOLUME_UP add volume +2
WHEEL_DOWN add volume -2
VOLUME_DOWN add volume -2

1 set window-scale 0.5
2 set window-scale 1.0
3 set window-scale 1.5
4 set window-scale 2.0

SHIFT+S cycle sub # toggle subtitles
SHIFT+LEFT add sub-delay +0.5 # add 500 ms delay from subs
SHIFT+RIGHT add sub-delay -0.5
SHIFT+UP add sub-pos -1 # move subtitles up
SHIFT+DOWN add sub-pos +1
SHIFT+CTRL+UP add sub-scale +0.1 # increase subtitle font size
SHIFT+CTRL+DOWN add sub-scale -0.1

PGUP playlist-prev
PGDWN playlist-next

Alt+RIGHT no-osd cycle-values video-rotate 90 180 270 0 # rotate by 90 degrees clockwise
Alt+LEFT no-osd cycle-values video-rotate 270 180 90 0

CTRL+h cycle-values hwdec "auto" "no"  # cycle hardware decoding

t cycle ontop # toggle video window ontop of other windows

/ ab-loop # Set/clear A-B loop points

MBTN_RIGHT  ignore
[ ignore
] ignore
{ ignore
} ignore
w ignore
e ignore
g ignore
l ignore
r ignore
x ignore
z ignore
E ignore
G ignore
L ignore
W ignore
R ignore

환경 설정 파일

~/.config/mpv/mpv.conf

autofit-larger=90%x90% # 새창은 화면의 90% 크기가 넘지 않도록

slang=kr,en # 한국어 자막 우선
alang=kr,en # 한국어 음성 우선

# Change subtitle encoding. For Arabic subtitles use 'cp1256'.
# If the file seems to be valid UTF-8, prefer UTF-8.
# (You can add '+' in front of the codepage to force it.)
sub-codepage=cp949 # 인코딩

# 음량 정보
osd-level=1
osd-align-y=top 
osd-bar=no
osd-font-size=30

keep-open=always # 재생이 끝나도 화면이 닫히지 않는다.


source : https://namn.tistory.com/112

http://dl.google.com/linux/chrome/deb/dists/stable/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.

 http://dl.google.com/linux/chrome/deb/dists/stable/InRelease: Key is stored in legacy trusted.gpg keyring (/etc/apt/trusted.gpg), see the DEPRECATION section in apt-key(8) for details.

 

cd /etc/apt 

sudo cp trusted.gpg trusted.gpg.d

https://stackoverflow.com/questions/73570418/w-key-is-stored-in-legacy-trusted-gpg-keyring-etc-apt-trusted-gpg-see-the-d 

 

sms backup & restore app viewer

https://synctech.com.au/view-backup

 

source : me

linux mint numlockx using

 numlockx 설치

관리> 로그인 창 클릭

설정 탭에서 numlockx 이용 채크

끝! 리부트

우분투에서 zip압축파일 해제시 한글 파일명 깨짐현상 해결하기 출처: https://booolean.tistory.com/842 [Boolean]

 

>unzip -O cp949 압축파일.zip

출처: https://booolean.tistory.com/842

펌) ubuntu java install

 https://davelogs.tistory.com/71  

$ sudo apt-get update

$ sudo apt-get install openjdk-11-jdk 

$ javac -version

$ sudo gedit ~/.bashrc

# ~/.bashrc 파일에 설정 추가
# JAVA_HOME settings
export JAVA_HOME=$(dirname $(dirname $(readlink -f $(which java))))
export PATH=$PATH:$JAVA_HOME/bin

# 현재 실행중인 shell에 즉시 적용 (새로 실행한 shell에서는 필요없음)
$ source ~/.bashrc

# 설정 확인
$ echo $JAVA_HOME
/usr/lib/jvm/java-11-openjdk-am64

# 설치된 JAVA 삭제
$ sudo apt-get purge openjdk*

netfilter-persistent 이용 iptables configure

 https://darrengwon.tistory.com/699

키모음 잠금 풀기 chrome mint

 keyring값을 초기화 하는 겁니다.
mv ~/.local/share/keyrings ~/.local/share/keyrings.old

 

 source : http://linuxmint.kr/Etc/10139 

How do I extract a password protected .7z file?

7z x test.7z -ppassword

rar file same typing

source : https://askubuntu.com/questions/13474/how-do-i-extract-a-password-protected-7z-file 

wv file to flac file convert on ubuntu

wvunpack audiofile.wv -o - | flac - -o audiofile.flac

source : https://unix.stackexchange.com/questions/188829/how-to-convert-wavpack-to-flac/188831 

let's funny day!

Calibre install on linux

terminal

sudo -v && wget -nv -O- https://download.calibre-ebook.com/linux-installer.sh | sudo sh /dev/stdin 

That's all 

source : Calibre home page 

network testing

* netstat -antu ,  lsof -i
* netstat -nr (router)
*ping
* arp -a
* nslookup (now disabled)
 set type=any
* traceroute -n ip
* last

How to numlockx on ubuntu 18.04

1. Open terminal via Ctrl+Alt+T, then run command to get root privilege:

   sudo -i
   

2. Switch to user gdm in the terminal:

   su gdm -s /bin/bash
   

3. Finally set ‘Numlock on’ via gdm user:

   gsettings set org.gnome.settings-daemon.peripherals.keyboard numlock-state 'on'
   

Restart the computer and done

site:  https://askubuntu.com/questions/1028428/how-to-set-numlock-on-as-default-at-login-screen

Lock builtin laptop keyboard but keep an external USB keyboard functioning

xinput list

is there USB KEYBOARD ?

sample
 USB KEYBOARD                                id=15    [slave  keyboard (3)]
and so write



xinput set-prop 15 "Device Enabled" 0

xinput set-prop 15 "Device Enabled" 1
 

That works!

https://askubuntu.com/questions/819148/lock-builtin-laptop-keyboard-but-keep-an-external-usb-keyboard-functioning 

How do I remove “Ubuntu” in the bios boot menu? (UEFI)

sudo apt-get install efibootmgr

sudo modprobe efivars

Then run sudo efibootmgr to check your boot entries

ex)

BootCurrent: 0004
Timeout: 2 seconds
BootOrder: 2001,0003,0005,0006,0000
Boot0000* Lenovo Recovery System
Boot0001* EFI Network 0 for IPv6 (B8-88-E3-84-F3-EF)
Boot0002* EFI Network 0 for IPv4 (B8-88-E3-84-F3-EF)
Boot0003* Windows Boot Manager
Boot0004* EFI USB Device (SanDisk)
Boot0005* ubuntu
Boot2001* EFI USB Device

sudo efibootmgr -b 5 -B 

https://askubuntu.com/questions/63610/how-do-i-remove-ubuntu-in-the-bios-boot-menu-uefi    

How to let `dpkg -i` install dependencies for me?

$ sudo dpkg -i package_with_unsatisfied_dependencies.deb
dpkg: dependency problems prevent ... 
[additional messages]

$ sudo apt-get -f install
[apt messages]
Setting up [dependency]...
Setting up package_with_unsatisfied_dependencies... 

https://askubuntu.com/questions/40011/how-to-let-dpkg-i-install-dependencies-for-me 

[SOLVED] Update Manager: Failed to get packages - Linux Mint Forums

sudo rm /var/lib/apt/lists/* -vf

sudo apt-get clean
sudo apt-get autoclean
sudo apt-get update
sudo apt-get upgrade

source: https://forums.linuxmint.com/viewtopic.php?t=193973  

ip time A2000ua driver install

$ lsusb

RTL8812AU 802.11a/b/g/n/ac WLAN Adapter

sudo apt update
sudo apt install git
git clone https://github.com/gnab/rtl8812au.git
sudo cp -r rtl8812au  /usr/src/rtl8812au-4.2.2
sudo dkms add -m rtl8812au -v 4.2.2
sudo dkms build -m rtl8812au -v 4.2.2
sudo dkms install -m rtl8812au -v 4.2.2

and reboot is it working?

https://askubuntu.com/questions/991643/rtl8812au-usb-adapter-driver-issues 

linux ts file 합치기

cat video?.ts video??.ts video???.ts  > out.ts

출처: https://superuser.com/questions/663687/merge-join-concatenate-hundreds-of-ts-files-into-one-ts-file