2019년 1월 23일 수요일

ubuntu bad sector check

source : http://linux-sys-adm.com/how-to-check-for-bad-sectors-ubuntu-linux/

sudo fdisk -l

sudo badblocks -v /dev/sda1 > /home/mslavov/bad-sectors.txt
 
sudo fsck -t ext4 -l /home/mslavov/bad-sectors.txt /dev/sda1
 
* above just exemples.... 

2019년 1월 13일 일요일

책 속에서.....

In omnibus requiem quaesivi, et nusquam inveni nisi in angulo cum libro

source : 장미의 이름 서문 23p

Mors est quies viatoris .... finis est omnis laboris

source : 同書 제 1일 133p

stat rosa pristina nomine, nomina nuda tenemus

source : 同書 뒷말 911p

2018년 11월 5일 월요일

network testing

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

2018년 10월 6일 토요일

明文

Cicero

Non viribus et celeritate corporum magna gerimus, sed sapientia et sententia et arte.

 by Wheelock's latin

Publilius Syrus

 Fortuna eum stultum facit quem nimium amat. 


2018년 6월 25일 월요일

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

2018년 5월 30일 수요일

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 
 
  

2018년 5월 26일 토요일

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    

2018년 5월 11일 금요일

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 

part_000000.csv 파일 중

  https://www.huluzy.com/archives/588.html