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POSIXåŽŸç†ä¸»ç¾©ã«åŸºã¥ãç©¶æ¥µã®ã‚¹ã‚¯ãƒ¬ã‚¤ãƒ”ãƒ³ã‚° - Qiita
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test_tester 2015/05/30
shell-script

scraping

filter

tutorial
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bashã‚¹ã‚¯ãƒªãƒ—ãƒˆã§åãƒ—ãƒã‚»ã‚¹ã‚’å…¨éƒ¨æ®ºã™ã‚¤ãƒ‡ã‚£ã‚ªãƒ - Qiita
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test_tester 2015/03/21
shell-script

Bash

trap

process

tips
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã§å¤‰æ•°ã®ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã« expr ã‚’ä½¿ã†ã¨100å€é…ã„ä»¶
ã‚·ã‚§ãƒ«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«ãŠã„ã¦ã€ãƒ«ãƒ¼ãƒ—ã‚«ã‚¦ãƒ³ã‚¿ãªã©ã‚’ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã™ã‚‹ã¨ãã€ã©ã®ã‚ˆã†ã«ã—ã¾ã™ã‹ï¼Ÿ ã„ããªã‚Šã§ã™ãŒã‚µãƒ³ãƒ—ãƒ«ã‹ã‚‰ã€‚ #!/bin/bash COUNT=0 while [ $COUNT -lt 1000 ]; do # ä½•ã‹ã®å‡¦ç† COUNT=`expr $COUNT + 1` # COUNT ã‚’ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆ done expr ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã†ï¼Ÿ ã‚·ã‚§ãƒ«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®å…¥é–€è¨˜äº‹ãªã©ã‚’è¦‹ã‚‹ã¨ã€å¤‰æ•°ã®ã‚¤ãƒ³ã‚¯ãƒªãƒ¡ãƒ³ãƒˆã«ä¸Šè¨˜ã®ã‚ˆã†ãª COUNT=`expr $COUNT + 1` ã‚’ç”¨ã„ã¦ã„ã‚‹ã‚‚ã®ãŒå¤šãã‚ã‚Šã¾ã™ã€‚ ã—ã‹ã—ã€ã“ã®æ›¸ãæ–¹ã¯ ã¨ã¦ã‚‚é…ã„ ã§ã™ã€‚ç©ºã®ãƒ«ãƒ¼ãƒ—ã‚’1000å›žç¹°ã‚Šè¿”ã™ã ã‘ã§ã‚‚æ‰‹å…ƒã® mac (Core i7) ã§ç´„2ç§’ã‚‚ã‹ã‹ã£ã¦ã—ã¾ã„ã¾ã—ãŸã€‚
test_tester 2014/12/28
shell-script

Bash

expr

calculation

subprocess
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ã‚³ãƒžãƒ³ãƒ‰ã‚’ä¸¦åˆ—å®Ÿè¡Œã—ã¤ã¤ã‚¨ãƒ©ãƒ¼ã®ã‚ã£ãŸå®Ÿè¡Œã®ãƒã‚°ã‚’æœ€å¾Œã«ã¾ã¨ã‚ã¦å‡ºåŠ›ã™ã‚‹ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆ - Qiita
ä¸¦åˆ—å®Ÿè¡Œã¨ã„ã†ã¨ xargs ã‚„ GNU parallel ã‚’æ€ã„å‡ºã—ã¾ã™ãŒã€ã€Œã‚¨ãƒ©ãƒ¼ã®ã‚ã£ãŸå®Ÿè¡Œã®ãƒã‚°ã‚’æœ€å¾Œã«ã¾ã¨ã‚ã¦å‡ºåŠ›ã™ã‚‹ã€ã¨ã„ã†ã“ã¨ã‚’è€ƒãˆã‚‹ã¨ã©ã¡ã‚‰ã‚‚ä¸ååˆ†ã§ã—ãŸã€‚ï¼ˆã§ãã‚‹ã®ã§ã‚ã‚Œã°æ•™ãˆã¦ã»ã—ã„ï¼‰ ã—ã‹ã—ã€ã‚·ã‚§ãƒ«ã«ã¯ wait ãªã©ã®ç´ æ•µãªä¸¦åˆ—å®Ÿè¡Œã®ä»•çµ„ã¿ãŒç”¨æ„ã•ã‚Œã¦ã„ã‚‹ã®ã§ã€é ‘å¼µã£ã¦è‡ªåˆ†ã§å®Ÿè£…ã—ã¦ã¿ã¾ã—ãŸã€‚ #!/bin/bash # # parallel.sh # usage: echo 1 2 3 4 5 | parallel.sh my_script.sh # æ¨™æº–å…¥åŠ›ã‹ã‚‰å—ã‘å–ã£ãŸãƒªã‚¹ãƒˆã‚’å¼•æ•°ã¨ã—ã¦ã€å¼•æ•°ã§ä¸Žãˆã‚‰ã‚ŒãŸã‚³ãƒžãƒ³ãƒ‰ã‚’å®Ÿè¡Œã™ã‚‹ # æˆåŠŸã—ãŸã‚³ãƒžãƒ³ãƒ‰ã®çµæžœã‚’å…ˆã«å‡ºåŠ›ã—ã¦ã‹ã‚‰å¤±æ•—ã—ãŸã‚³ãƒžãƒ³ãƒ‰ã®çµæžœã‚’æœ€å¾Œã«ã¾ã¨ã‚ã¦å‡ºåŠ›ã™ã‚‹ list=$(cat) tmpdir=$(mktemp -d) for i in $list do ($@ $i > $tmpdir/$i.log
test_tester 2014/12/20
shell-script

parallel-processing

log

example
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test_tester 2014/12/07
Fabric

Cuisine

Python

shell-script

deployment

automation

know-how

presentation

tutorial
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B! 119 0 0 0 å‰ã‹ã‚‰æ°—ã«ãªã£ã¦ãŸ ShellCheck ã‚’ä½¿ã£ã¦ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚„.bashrcç‰ç›´ã—ã¦ã¿ã¾ã—ãŸã€‚ ShellCheck ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ç‰ˆ æ—¥æœ¬èªžã‚’å«ã‚“ã ãƒ•ã‚¡ã‚¤ãƒ« Vimã§ã¯ ShellCheck ShellCheck ã¯ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®æ–‡æ³•ã‚’ãƒã‚§ãƒƒã‚¯ã—ã¦ãã‚Œã‚‹ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ã‚µãƒ¼ãƒ“ã‚¹ã§ã™ã€‚ ShellCheckã®ãƒšãƒ¼ã‚¸ã«è¡Œã£ã¦ è©¦ã—ãŸã„ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãè¾¼ã‚€ã¨æ–‡æ³•ã‚’ãƒã‚§ãƒƒã‚¯ã—ã¦ ã‚¨ãƒ©ãƒ¼ã‚„æ³¨æ„ã‚’è¡¨ç¤ºã—ã¦ãã‚Œã¾ã™ã€‚ æŒ‡æ‘˜ã—ã¦ãã‚Œã‚‹ã‚‚ã®ã¨ã—ã¦ã¯ã€æ˜Žã‚‰ã‹ãªæ–‡æ³•é•åãªç‰©ã¯å‹¿è«–ã€ å®Ÿéš›ã«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’å›žã—ã¦æ¯Žå›žã‚¨ãƒ©ãƒ¼ã«ãªã‚‹ã‚‚ã®ã§ãªãã¦ã‚‚ã€ å¤‰æ•°ãŒç©ºã®å ´åˆã«""ã§å›²ã£ã¦ãªã„ã¨ã‚¨ãƒ©ãƒ¼ã«ãªã‚‹å ´åˆãªã©ã‚‚ ãƒã‚§ãƒƒã‚¯ã—ã¦ãã‚Œã‚‹ã®ã§æ€ã‚ã¬äº‹æ•…ã‚‚é˜²ã„ã§ãã‚Œã¾ã™ã€‚ ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ç‰ˆ ShellCheckã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã¯GitHubã§å…¬é–‹ã•ã‚Œã¦ã„ã¦ã€ ã•ã‚‰ã«ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ç‰ˆã®shellcheckã‚’ä½¿
test_tester 2014/11/26
ShellCheck

shell-script

reviewer

tool

review

tutorial
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20141019 OSC Tokyo/Fall LT ã€å±é™ºã‚·ã‚§ãƒ«èŠ¸ã€‘
5. å±é™ºã‚·ã‚§ãƒ«èŠ¸ã¨ã¯ â€¢ ãƒžã‚¦ã‚¹ã‚‚ä½¿ã‚ãšã€ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚‚æ®‹ã•ãšã€ GUIãƒ„ãƒ¼ãƒ«ã‚’ç«‹ã¡ä¸Šã’ã‚‹é–“ã‚‚ãªãã€ ã‚ã‚‰ã‚†ã‚‹ç ´å£Šãƒ»è¿·æƒ‘ãƒ»è‡ªæ»…è¡Œç‚ºã‚’ CLIç«¯æœ«ã¸ã®ã‚³ãƒžãƒ³ãƒ‰å…¥åŠ›ä¸€æ’ƒã§çµ‚ã‚ã‚‰ã™ã“ã¨ã€‚ http://blog.ueda.asia/?page_id=3752 2014/10/19 OSC Tokyo/Fall 2014 5
test_tester 2014/10/19
shell-script

shell

Linux

command

CLI

joke

presentation
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test_tester 2014/08/08
shell-script

shell

Linux

attitude
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test_tester 2014/08/03
shell-script

RegExp

expr

zsh

bash

tips
ãƒªãƒ³ã‚¯
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test_tester 2014/07/11
shell-script

shell

Linux

study
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test ã¨ [ ã¨ [[ ã‚³ãƒžãƒ³ãƒ‰ã®é•ã„ - æ‹¡å¼µ POSIX ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆ Advent Calendar 2013 - ãƒ€ãƒ¡å‡ºã— Blog
test ã¨ [ ã¨ [[ ã‚³ãƒžãƒ³ãƒ‰ã®é•ã„ - æ‹¡å¼µ POSIX ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆ Advent Calendar 2013 - ãƒ€ãƒ¡å‡ºã— Blog æ‹¡å¼µ POSIX ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆ Advent Calendar 2013ã€15æ—¥ç›®ã®è¨˜äº‹ã§ã™ã€‚ æ›¸ãã®ãŒé…ã‚Œã€ãƒã‚¿ã¯å°½ãã‹ã‘ã€ ãƒžãƒ‹ã‚¢ãƒƒã‚¯ã•ã‚„ãƒ‹ãƒƒãƒã•ãŒè¶³ã‚Šãªããªã£ã¦ãã¦ã„ã‚‹ã‚ˆã†ãªæ°—ãŒã—ã¾ã™ã€‚ ãµã¤ã†ã®å†…å®¹ã§ã™ã¿ã¾ã›ã‚“ã€‚ ä»Šæ—¥ã¯ test, [, [[ ã‚³ãƒžãƒ³ãƒ‰ã®é•ã„ã«ã¤ã„ã¦ã–ã£ãã‚Šç´¹ä»‹ã—ã¾ã™ã€‚ [[ ãŒã‚ã‚‹ bash, ksh, zsh ãªã‚‰ã° test ã¨ [ ã®ä½¿ç”¨ã¯é¿ã‘ã€ [[ ã‚’ä½¿ç”¨ã™ã¹ãã§ã™ã€‚ [ ã¯æ…Žé‡ã«ä½¿ã‚ãªã„ã¨æ§˜ã€…ãªç½ ã«ã‹ã‹ã‚‹ãŸã‚å±é™ºã§ã™ã€‚ (ç¿Œæ—¥ã®ãƒã‚¿ã‚‚ä½µã‚ã›ã¦ã©ã†ãž) test ã¨ [ ã®é•ã„ ã©ã¡ã‚‰ã‚‚ã‚·ã‚§ãƒ«ã®çµ„è¾¼ã¿ã‚³ãƒžãƒ³ãƒ‰ã§ã™ã€‚åå‰ãŒé•ã†ã®ã¨ [ ã¯æœ€å¾Œã®å¼•æ•°ã‚’ ] ã«ã—ãªã‘ã‚Œã°ã„ã‘ãªã„ç¸›ã‚ŠãŒã‚ã‚‹ä»¥å¤–ã€ å‹•ä½œã¾ã£ãŸ
test_tester 2014/07/04
shell

shell-script

test

if

difference

feature

explain
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ã‚·ã‚§ãƒ«çµ„è¾¼å¤‰æ•° RANDOM bashã‚„zshãªã©ä¸€éƒ¨ã®ã‚·ã‚§ãƒ«ã§ã¯ç‰¹æ®Šãªå¤‰æ•° RANDOM ãŒã‚ã‚Šã€å‚ç…§ã™ã‚‹æ¯Žã«ç¯„å›²ã®å°ã•ã„æ•´æ•°ã‚’å¾—ã‚‹ã“ã¨ãŒå‡ºæ¥ã¾ã™ã€‚ $ echo $RANDOM 30940 $ echo $((RANDOM % 100)) 22 jot(1) jot(1)ã¯é€£ç•ªã‚„ä¹±æ•°ã‚’å‡ºåŠ›ã™ã‚‹ãƒ—ãƒã‚°ãƒ©ãƒ ã§ã™ã€‚å‡ºåŠ›å›žæ•°ã‚„ç¯„å›²ã‚’æŒ‡å®šå‡ºæ¥ã‚‹ã®ã§ãªã‹ãªã‹ä½¿ã„å‡ºã¯ã‚ã‚Šã¾ã™ã€‚debç³»ã§ã¯ athena-jot ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¾ã™ã€‚ $ jot -r 1 10 99 72 $ jot -r 10 1000 9999 8881 2834 3537 5889 7430 9962 4905 9548 3575 9762 awk awkã®é–¢æ•° rand() ã§0â€“1ã®ç¯„å›²ã®å®Ÿæ•°ã®ä¹±æ•°ã‚’æ‰±ãˆã¾ã™ã€‚srand() ã§ä¹±æ•°ã®åˆæœŸåŒ–ã™ã‚‹ã“ã¨ã‚’å¿˜ã‚Œãšã«ã€‚ $ awk 'BEGIN{srand();prin
test_tester 2014/06/30
random

number

shell-script

shell

command

tips
ãƒªãƒ³ã‚¯
bash ã«ã‚ˆã‚‹ã‚ªãƒ—ã‚·ãƒ§ãƒ³è§£æž - Qiita
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test_tester 2014/06/29
bash

shell-script

argment

option

getops

getopt

case

tutorial
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®ã‚¨ãƒ©ãƒ¼å‡¦ç†ã‚’è¦‹ã‚„ã™ãæ›¸ã - ablog
bash ã§ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ã„ã¦ã„ã¦ã€ã‚¨ãƒ©ãƒ¼å‡¦ç†ã‚’ifæ–‡ã‚’ä½¿ã£ã¦ command ... if [ $? -ne 0 ] then echo ... exit 1 fi ã¿ãŸã„ã«æ›¸ãã¨ã€ã‚³ãƒ¼ãƒ‰ãŒè¦‹ã¥ã‚‰ã„ã®ã§ãªã‚“ã¨ã‹ãªã‚‰ãªã„ã‹ã¨æ€ã£ã¦ã„ãŸã‚‰ã€ command ... || { echo ... ; exit 1 ; } ã“ã†ã„ã†é¢¨ã«æ›¸ã‘ã‚‹ã®ã‹ã€‚ Perl ã®ã€Œor dieã€ã¿ãŸã„ã€‚ã£ã¦ã‹ Perl ã®ã»ã†ãŒæ–°ã—ã„ã¨æ€ã†ã‘ã©ã€‚ command ... || echo ... ; exit 1 ã®ã‚ˆã†ã«æ›¸ãã¨ exit ãŒå®Ÿè¡Œã•ã‚Œãªã„ã®ã§è¦æ³¨æ„ã€‚ã£ã¦ bashã‚¯ãƒƒã‚¯ãƒ–ãƒƒã‚¯ ã«æ›¸ã‹ã‚Œã¦ã¾ã—ãŸã€‚ ä¾‹ hoge1.sh #!/bin/bash mkdir log if [ $? -ne 0 ] then echo oops! exit 1 fi echo created directory. ho
test_tester 2014/06/14
shell-script

bash

error

exception

technique
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1