hwbのめも

unix

http://hwb.ecc.u-tokyo.ac.jp/current/lcd

cd
ls
pwd ...etc
ftp user.ecc.u-tokyo.ac.jp

quote site chmod 644 (file name)

!(command)

get (file name)
put (file name)
mget (file names)
mput (file names)
delete (file name)

prompt off

ascii
binary

index.html

tar -xvfz (file name).tar.gz


ssh ux101.ecc.u-tokyo.ac.jp -l gxxxxxx ls Desktop
scp gxxxxxx@ux101.ecc.u-tokyo.ac.jp:Desktop/(file name)

scp report.txt gxxxxxx@ux101.ecc.u-tokyo.ac.jp:Desktop/report.txt .
ssh ux101.ecc.u-tokyo.ac.jp -l gxxxxxx ls Desktop

/*現在のサーバはun001.ecc.u- (ry*/

/* ascii */
li -l (file name)
hexdump -cb (file name)

/* JIS -> EUC */
nkf -e (file name) (file name)

/* 情報量 */

  • log p bit

H = - sigma p log p bit

/* 圧縮 */
gzip (file name)
gunzip (file name)
tar -cvzf (file name).tar.gz (file name)
tar -xvzf (file name).tar.gz

/* print PostScript file */
lpr (file name)
a2ps (file name) | lpr
nkf -w (file name) | a2ps | lpr

// ipconfig /all
// https://secure.ecc.u-tokyo.ac.jp/wlan.html

last | more
more(file name)
last | grep (word)
nfk -e memo.txt |a2ps | lpr
psnup -2 (file name) | lpr
grep (eord) (file name) | wc

/* 環境変数 */
printenv
echo $PATH
export LANG=ja_JP_eucJP
HOME, PATH, PRINTER, EDITER, PAGER, LANG, CLASSPATH

/* シェル変数 */
var = value
PS1="[\u@\h \W]\\$ "
//csh系シェルの場合
setenv LANG ja_JP.eucJP
set path=($path $HOME/bin)

/* alias */
alias A = B
alias
\(alias)

/* bashrc */
export EDITOR=emacs
alias more=less
alias mroe=more
alias ls='ls -F'
alias ll='ls -l'
alias rm='rm -i'
export PATH=$HOME/bin:$PATH

. .bashrc

/* bash_profile */
. $HOME/.bashrc

/* command */
history
!(number)


#!/bin/sh
(commands)

chmod u+x

/* network command */
ping (host name)
traceroute (host name)
host (host neme / IP adress)
ifconfig