PANGDU 胖嘟

楊景皓的工作日記: linux, debian, mysql, vim, php, javascript, python

Wednesday, December 21, 2011

hold down ctrl key while select

Posted by PANG at 5:36 AM 0 comments

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install firefox on debian

sudo tar -jxvf firefox-xxxxxxx.tar.bz2 -C /opt/
W: GPG error apt-get update NO_PUBKEY AED4B06F473041FA

error message: http://security.debian.org lenny/updates Release: The following signatures couldn't be verified because the public key ...
debian firefox java plugin install

download the library, extract them, then ln -s jdk/jdk1.6.0_26/jre/lib/i386/libnpjp2.so ~/.mozilla/plugins/
python get longest string in list

mylist = ['1','22','333'] print max(mylist, key=len)
create debian usb install stick, on a mac machine

sudo dd if=~/Desktop/debian-live-7.0.0-i386-gnome-desktop.iso of=/dev/rdisk1 bs=1m
vim search non-greedy

Instead of .* use .\{-} .
Migrate mysql users to another server

ERROR 1577 (HY000) at line 1: Cannot proceed because system tables used by Event Scheduler were found damaged at server start ERROR 1547 ...
php Turn on output buffering

ob_start(); $buffer = ob_get_clean();
Disable ssh root direct login

in /etc/ssh/sshd_config /PermitRootLogin yes change to /PermitRootLogin no then /etc/init.d/ssh restart
sudo rm Operation not permitted, undeletable file

problem: ever encounter such a file? you can't even rm with root. reason: this file might be marked as immutable, to confirm, you c...

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