[B! shell] rochefortã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

rochefort id:rochefort

shellã«é–¢ã™ã‚‹rochefortã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (23)

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

${{author_name}}$
{{author_name}}{{created}}
{{ #comment }}{{ comment }}{{ /comment }}
- {{ label }}

${{author_name}}$

{{{comment_expanded}}}

{{label}}

{{#is_bookmark}}ãƒªã‚¹ãƒˆ{{/is_bookmark}}{{^is_bookmark}}ãƒªãƒ³ã‚¯{{/is_bookmark}}

shellscriptã§DBã«å¤§é‡ãƒ‡ãƒ¼ã‚¿ã‚’ç™»éŒ²ã™ã‚‹ - rochefort's blog
ã‚¹ãƒˆã‚¢ãƒ‰ãƒ—ãƒã‚·ãƒ¼ã‚¸ãƒ£ä½¿ãˆãªã„ï¼ˆé¢å€’ï¼‰ã€Rails Consoleåˆ©ç”¨ã§ããªã„å ´åˆã«Bulk Insertã™ã‚‹ä¾‹ã€‚ã™ãå¿˜ã‚Œã‚‹ã®ã§ãƒ¡ãƒ¢ã€‚ #!/bin/bash set -eu DB_USER="root" DB_PASS="pass" DB_NAME="db" DB_HOST="host" INSERT_NUM=100000 BREAK_NUM=1000 function execute_sql () { local sql=$1 mysql -u "${DB_USER}" -p"${DB_PASS}" -h "${DB_HOST}" "${DB_NAME}" -e "${sql}" } function main () { local insert_statement="INSERT INTO some_table (some_column)" insert_statement+=" VA
rochefort 2020/06/09
shell
ãƒªãƒ³ã‚¯
bashã§JSONã«å¤‰æ•°ã‚’åŸ‹ã‚è¾¼ã‚€ãŸã‚ã®3ã¤ã®æ–¹æ³• | DevelopersIO
æ˜¨ä»Šã®WEB APIã¯ã€æƒ…å ±ã®ã‚„ã‚Šã¨ã‚Šã«JSONã‚’ç”¨ã„ã‚‹ã“ã¨ãŒå¤šã„ã‹ã¨æ€ã„ã¾ã™ã€‚Linuxã®ã‚µãƒ¼ãƒã‚’é‹ç”¨ã—ã¦ã„ã‚‹ã¨ã€æ‰‹è»½ã«æ›¸ã‘ã‚‹ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’ä½¿ã£ã¦ã„ã‚ã„ã‚ãªAPIã‚’å©ãæ©Ÿä¼šãŒå¤šã„ã®ã§ã™ãŒã€JSONã®æ‰±ã„ã«ã¯é »ç¹ã«æ‚©ã¾ã•ã‚Œã¾ã™ã€‚ ãã®æ‚©ã¿ã®ä¸€ã¤ã¯ã€ã„ã‹ã«ã—ã¦JSONã«å¤‰æ•°ã‚’åŸ‹ã‚è¾¼ã‚€ã‹ã¨ã„ã†ã¨ã“ã‚ã§ã™ã€‚ä¾‹ãˆã° { "foo" : "bar" } ã®ã‚ˆã†ãªJSONãŒã‚ã£ãŸã¨ã—ã¾ã™ã€‚ã“ã“ã§ã€fooã®valueã§ã‚ã‚‹barã®éƒ¨åˆ†ã‚’ã€å€¤ã‚’å¤‰æ•°ã¨ã—ã¦å—ã‘å–ã‚Šã€ãã‚Œã‚’è¨å®šã—ãŸã„ã“ã¨ã«ãªã‚Šã¾ã—ãŸã€‚JSONã®æ–‡å—åˆ—ã¯ãƒ€ãƒ–ãƒ«ã‚¯ã‚©ãƒ¼ãƒˆã§å›²ã¾ã‚Œã¦ã„ã‚‹å¿…è¦ãŒã‚ã‚‹ãŸã‚ã€ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‚„ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã§åˆ©ç”¨ã™ã‚‹æ™‚ã«ã¯ã‚·ãƒ³ã‚°ãƒ«ã‚¯ã‚©ãƒ¼ãƒˆã§å›²ã‚€å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ã§ã™ãŒã€ãã†ã™ã‚‹ã¨å¤‰æ•°å±•é–‹ã®æ©Ÿèƒ½ãŒä½¿ãˆãªããªã£ã¦ã—ã¾ã„ã¾ã™ã€‚ ç†è€…ã‚‚ä»Šã¾ã§ã«ä½•åº¦ã‹æ‚©ã¿ã¾ã—ãŸã€‚ã“ã®æŠ•ç¨¿ã§ã¯ã€ã“ã‚Œã¾ã§ã«ä½¿ã£ãŸ3ã¤ã®æ–¹æ³•ã‚’ã”ç´¹ä»‹ã—ã¾ã™ã€‚ ä»Šå›žã¯ã€ä¾‹
rochefort 2018/03/03
å¤‰æ•°åŸ‹ã‚è¾¼ã¿

bash

shell
ãƒªãƒ³ã‚¯
SoftwareDesign2018å¹´1æœˆå·ã€Œä½¿ãˆã‚‹ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®æ›¸ãæ–¹ã€ç‰¹é›†ãŒé¢ç™½ã‹ã£ãŸä»¶ | DevelopersIO
AWSã‚’æ—¥å¸¸çš„ã«è§¦ã£ã¦ã„ã‚‹ã¨ã€ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãæ©Ÿä¼šãŒå±±ã®ã‚ˆã†ã«ã‚ã‚Šã¾ã™ã€‚ã‚ã‚‹ã‚“ã ã‘ã‚Œã©ã€ã©ã†ã«ã‚‚è€ƒãˆæ–¹ãŒç‰¹æ®Šã¨ã„ã†ã‹ã€ä»–ã®ä¸€èˆ¬çš„ãªãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¨ã¯æ‰±ã„æ–¹ãŒé•ã†ã¨ã„ã†ã‹ã€ä½¿ã„ã“ãªã›ã¦ç„¡ã„æ„Ÿã‚’å¼·ãæŒã£ã¦ã¾ã—ãŸã€‚ ãã‚“ãªæŠ˜ã€SoftwareDesign2018å¹´1æœˆå·ã§ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆç‰¹é›†ãŒã‚ã£ãŸã®ã§ã€æ¸¡ã‚Šã«èˆ¹ã¨ã°ã‹ã‚Šè³¼å…¥ã—ã¦èªã‚“ã§ã¿ãŸã¨ã“ã‚ã€ã‚€ã£ã¡ã‚ƒãˆãˆæ„Ÿã˜ã®ç‰¹é›†ã ã£ãŸã®ã§ã“ã“ã«ç´¹ä»‹ã„ãŸã—ã¾ã™ã€‚ æ™®æ®µã‹ã‚‰ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆæ›¸ã„ã¦ã„ã‚‹ã‚“ã ã‘ã‚Œã©ã€ã€Œã“ã‚Œã§è‰¯ã„ã‚“ã‹ãªãã€ã¨ã„ã†ãƒ¢ãƒ¤ãƒ¢ãƒ¤æ„Ÿã‚’ãŠæŒã¡ã®æ–¹ã«ã¯æœ‰ç”¨ãªãƒ’ãƒ³ãƒˆãŒæº€è¼‰ã®ç‰¹é›†ã ã¨æ€ã„ã¾ã™YO __ ï¼ˆç¥ï¼‰ âˆ§ âˆ§ Yã€€ ( ï¾ŸÐ”ï¾Ÿ) Î¦[_ï½¿__ï½™_lã€‰Â Â Â Â ï½¼ï½ªï¾™ï½½ï½¸ï¾˜ï¾Œï¾Ÿï¾„ï¾€ï¾žï¾œï½¯ï½¼ï½®ï½² |_|ï¼¿| ã—'Â´ï¼ª ä»¥ä¸‹ã€ã‚³ãƒžãƒ³ãƒ‰ä¾‹ã¯ã€bashã‚’å‰æã¨ã—ã¦ã„ã¾ã™ã€‚ ç¬¬1ç« ã€Œä½¿ãˆã‚‹ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã«ã™ã‚‹ãŸã‚ã«ã€ æœ€åˆã®ç« ã§ã¯ã€ã€Œä½¿ãˆã‚‹ã‚·ã‚§
rochefort 2018/01/10
mktemp

shell
ãƒªãƒ³ã‚¯
bashã®ãã‚Œã£ã¦å®Ÿã¯ã“ã†ã„ã†æ›¸ãæ–¹ã§ãã‚‹ã‚ˆä¸€è¦§ - Qiita
bashã§æ™®æ®µã“ã†æ›¸ã„ã¦ã„ã‚‹ã‘ã©ã€å®Ÿã¯ã“ã†ã„ã†æ›¸ãæ–¹ã‚‚ã‚ã‚‹ã‚“ã§ã™ã‚ˆã¨ã„ã†ã®ã‚’ã¾ã¨ã‚ã¦ã¿ã¾ã—ãŸã€‚ ->ã®å³å´ãŒmanã«è¼‰ã£ã¦ã‚‹ãƒ†ã‚¯åã§ã™ã€‚ ä¾‹ãˆã°ã©ã†ã„ã£ãŸã‚‚ã®ãŒæ›¸ã‘ã‚‹ã‹ã¯ã‚¬ãƒãƒ£ã‚¬ãƒãƒ£ã—ãŸå‰å›žã®è¨˜äº‹ã§â€¦ã€‚ `command` -> Command Substitution æ›¸ãé‡ã¯å¢—ãˆã‚‹ã‘ã©ã€è¦–èªæ€§ãŒè‰¯ã„(ãƒã‚¹ãƒˆã—ãŸæ™‚ãŒç‰¹ã«)ã€‚ å°šã€ã“ã‚Œã¯æ›¸ãæ–¹ãŒé•ã†ã ã‘ã§ã©ã£ã¡ã‚‚Command Substitutionã§ã™ã€‚
rochefort 2017/03/22
bashé€²åŒ–ã—ã¦ã„ã‚‹ã‚ˆãã€‚macã®bashã‚‚å¤ã„ã‹ã‚‰brewã§4ç³»ã„ã‚Œã¦ã‚‹

bash

shell
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®ç½ ã‚’é¿ã‘ã‚‹ä¸‰ã¤ã® tips
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article? ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã¯ã€Unix ç³»ç’°å¢ƒã§ä»•äº‹ã‚’ã™ã‚‹ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãªã‚‰èª°ã‚‚ãŒä¸€åº¦ã¯æ›¸ãã§ã‚ã‚ã†ã«ã‚‚ã‹ã‹ã‚ã‚‰ãšã€æ›¸ãæ–¹ã‚„ç‰¹æ€§ã‚’ç†ŸçŸ¥ã—ã¦ã„ã‚‹äººãŒå°‘ãªã„è¨€èªžã§ã™ã€‚ã“ã®è¨˜äº‹ã¯ã€ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãã¨ãã«ç½ ã‚’è¸ã¾ãªã„ã‚ˆã†ã«ã™ã‚‹ãŸã‚ã«æœ€ä½Žé™ã‚ãªãŸãŒæ°—ã‚’ä»˜ã‘ã‚‹ã¹ã tips é›†ã§ã™ã€‚ã€ŒãŸã‹ãŒã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã€ã¨ã¯æ€ã‚ãªã„ã§ãã ã•ã„ã€‚ç”ŸåŠå¯ã«æ›¸ã‹ã‚ŒãŸã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã¯ã‚ãªãŸã® (ãƒãƒ¼ãƒ ã®) ç”Ÿç”£æ€§ã‚’ã‹ãˆã£ã¦ä½Žä¸‹ã•ã›ã¾ã™ã€‚ Shebang ã« bash ã‚’æ˜Žç¤ºã—ã‚ Bash ã§ã—ã‹ä½¿ãˆãªã„æ©Ÿèƒ½ã®ã“ã¨ã‚’ä¿—ã« Bashism ã¨è¨€ã„ã¾ã™ã€‚Bashism ã¯ã‚‚ã¡ã‚ã‚“
rochefort 2017/01/18
shellcheckä½¿ã£ã¦ã¿ã‚ˆã†

shell
ãƒªãƒ³ã‚¯
ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã®å›ï¼ é¨™ã•ã‚Œã‚‹ãªï¼ ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã¯ãã†æ›¸ã„ã¡ã‚ƒé§„ç›®ã ï¼ï¼ ã¨ã„ã†è©± - Qiita
æœ¬è¨˜äº‹ãŒåˆ‡ã£æŽ›ã‘ã¨ãªã£ã¦ãŠå£°ãŒã‘ã‚’é ‚ãã€æœ¬è¨˜äº‹ã®å¢—è£œãƒªãƒ•ã‚¡ã‚¤ãƒ³ç‰ˆã¨ãªã‚‹è¨˜äº‹ã‚’SoftwareDesign 2018å¹´1æœˆå·ã®ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆç‰¹é›†ç¬¬2ç« ã¨ã—ã¦åŸ·ç†ã—ã¾ã—ãŸã€‚ãƒªãƒ•ã‚¡ã‚¤ãƒ³ç‰ˆã«ã¯ã€ã“ã®è¨˜äº‹ã§è§¦ã‚Œã¦ã„ãªã„æ–‡æ³•é¢ã§ã®åˆ†ã‹ã‚Šã«ãã•ã«ã¤ã„ã¦ã®è§£èª¬ãŒå«ã¾ã‚Œã¦ã„ã¾ã™ã€‚ãã®æ–‡æ³•é¢ã§ã®åˆ†ã‹ã‚Šã«ãã•ã®è§£èª¬ã®ä¸€éƒ¨ã«ç›¸å½“ã™ã‚‹è¨˜äº‹ã‚‚ã‚ã‚Šã¾ã™ã®ã§ã€ãœã²ãã¡ã‚‰ã‚‚ä½µã›ã¦ã”è¦§ä¸‹ã•ã„ã€‚ Shell Script Advent Calendarã‚’ã”è¦§ã®çš†æ§˜ã€å›³ã€…ã—ãã‚‚5æ—¥ç›®ã«ç¶šã2åº¦ç›®ã®ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã®Piroã§ã™ã€‚ å‰å›žã¯è‡ªä½œã®Bashã‚¹ã‚¯ãƒªãƒ—ãƒˆè£½Twitterã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‚’ãƒã‚¿ã«å®Ÿè£…ã‚’è§£èª¬ã—ã¾ã—ãŸãŒã€ä»Šæ—¥ã¯ä»–ã®è¨€èªžã§å¤šå°‘ã®ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°çµŒé¨“ã¯ã‚ã‚‹ã‚“ã ã‘ã©ã€ã©ã†ã«ã‚‚ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã¯è‹¦æ‰‹ã â€¦â€¦ã¨ã„ã†äººã®ãŸã‚ã®ã€ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã«ã‚ˆã‚‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã®å‹˜æ‰€ã‚’è§£èª¬ã—ã¦ã¿ã‚ˆã†ã¨æ€ã„ã¾ã™ã€‚å¤šåˆ†ã€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°å…¥é–€ãƒ¬ãƒ™ãƒ«ã®äººã‚„ä¸Šç´š
rochefort 2016/12/14
forã§ã¯ãªãwhile readã‚’ä½¿ã†ã®ãŒã‚ªã‚¹ã‚¹ãƒ¡

shell
ãƒªãƒ³ã‚¯
ã‚¨ãƒ©ãƒ¼ç›£è¦–æ™‚(set -e)ã®æ±Žç”¨ãƒˆãƒ©ãƒƒãƒ—ã‚³ãƒ¼ãƒ‰(trap) - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
rochefort 2016/09/08
ç´ æ™´ã‚‰ã—ã„ï¼

shell

trap
ãƒªãƒ³ã‚¯
ææ€–ï¼ã‚·ã‚§ãƒ«ã‚·ãƒ§ãƒƒã‚«ãƒ¼ã® POSIXåŽŸç†ä¸»ç¾©ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆ
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãŒã„ã‹ã«æœ€å¼·ã®è¨€èªžã§ã‚ã‚‹ã‹ã‚’ã€POSIXåŽŸç†ä¸»ç¾©é›†å›£ã€Œã‚·ã‚§ãƒ«ã‚·ãƒ§ãƒƒã‚«ãƒ¼æ—¥æœ¬æ”¯éƒ¨ã€ãŒã¨ãã¨æ•™ãˆã¦ã‚„ã‚‹ã€‚ â€• 2016/03/20@æŒèˆžä¼Žåº§.tech#9Read less
rochefort 2016/03/22
é¢ç™½ã„

shell
ãƒªãƒ³ã‚¯
bashã®Tipsè‰²ã€… - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
rochefort 2015/05/07
bash

linux

shell
ãƒªãƒ³ã‚¯
ã‚¿ãƒ¼ãƒŸãƒŠãƒ«ã®ä½œæ¥ãŒæ—ã‚‹ã‹ã‚‚ãªå°æŠ€ï¼•ã¤ - Qiita
Deleted articles cannot be recovered. Draft of this article would be also deleted. Are you sure you want to delete this article?
rochefort 2015/04/04
ä¾¿åˆ©

linux

shell
ãƒªãƒ³ã‚¯
bash-hackers.org
rochefort 2015/01/17
ç’°å¢ƒå¤‰æ•°

bash

shell
ãƒªãƒ³ã‚¯
USPç ”ç©¶æ‰€: å‡ºç‰ˆ - ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³
ã€Œã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³ã€ã¯ã€ã‚µãƒ¼ãƒãƒ¼ç®¡ç†è€…ã‚„UNIXç³»ãƒ—ãƒã‚°ãƒ©ãƒžãƒ¼ã«å‘ã‘ã¦ã€2011å¹´ã«å‰µåˆŠã—ãŸUNIX/Linux/FreeBSD/ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®ç·åˆèªŒã§ã™ã€‚ ã‚·ã‚§ãƒ«ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«ã¨ã©ã¾ã‚‰ãšã€æ§˜ã€…ãªã‚¸ãƒ£ãƒ³ãƒ«ã®ã€Œæ´—ç·´ã•ã‚ŒãŸã€æŠ€è¡“ãƒ»æŠ€è¡“è€…ã‚’ç´¹ä»‹ã—ã¦ã„ã¾ã™ã€‚ ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³ ãƒªãƒ‹ãƒ¥ãƒ¼ã‚¢ãƒ«ã®ãŠçŸ¥ã‚‰ã› ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³ã¯ã€2017å¹´3æœˆ25æ—¥ã‚ˆã‚Šã€Webã¨ç´™ã®ãƒã‚¤ãƒ–ãƒªãƒƒãƒ‰ãƒžã‚¬ã‚¸ãƒ³ã¸ã¨ãƒªãƒ‹ãƒ¥ãƒ¼ã‚¢ãƒ«ã—ã¾ã—ãŸã€‚ ãƒªãƒ‹ãƒ¥ãƒ¼ã‚¢ãƒ« ãã®1ã€€Webãƒžã‚¬ã‚¸ãƒ³ã®ç«‹ã¡ä¸Šã’ shell-mag.comã«ã¦ã€å†Šåç‰ˆã¨ã®é€£å‹•è¨˜äº‹ã‚„ãƒ€ã‚¤ã‚¸ã‚§ã‚¹ãƒˆè¨˜äº‹ã‚’ç™ºä¿¡ã—ã¦ã„ã¾ã™ã€‚ ãƒªãƒ‹ãƒ¥ãƒ¼ã‚¢ãƒ« ãã®2ã€€å†Šåç‰ˆã®éš”æœˆåˆŠåŒ–ã¨å†…å®¹ã®å……å®Ÿ ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³ã¯éš”æœˆåˆŠã«ãƒªãƒ‹ãƒ¥ãƒ¼ã‚¢ãƒ«ã—ã€ã“ã‚Œã¾ã§ä»¥ä¸Šã«å……å®Ÿã—ãŸè¨˜äº‹ã‚’ãŠå±Šã‘ã—ã¦ã„ã¾ã™ã€‚ ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆãƒžã‚¬ã‚¸ãƒ³ä»¥ä¸‹ã®å·ã¯åœ¨åº«åˆ‡ã‚Œã¨ãªã£ã¦ãŠã‚Šã¾ã™ã€‚ï¼ˆ2021å¹´10æœˆç¾åœ¨ï¼‰
rochefort 2014/10/12
ã“ã‚“ãªã‚“ã‚ã‚‹ã‚“ã‚„ãª

shell
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãã¨ãã¯set -euã—ã¦ãŠã - Qiita
ã‚’æ›¸ã„ã¦ãŠãã€‚ä»¥ä¸‹è§£èª¬ã€‚ set -e ã‚¨ãƒ©ãƒ¼ãŒã‚ã£ãŸã‚‰ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’ãã“ã§æ‰“ã¡æ¢ã‚ã«ã—ã¦ãã‚Œã‚‹ï¼ˆexit 0ä»¥å¤–ãŒè¿”ã‚‹ã‚‚ã®ãŒã‚ã£ãŸã‚‰æ¢ã¾ã‚‹ã‚ˆã†ã«ãªã‚‹ï¼‰ã€‚ã€Œã‚ã£ã‚ã‚Œã“ã“ã§ã†ã¾ãã„ã£ã¦ãªã„ã‹ã‚‰ãƒ‡ãƒ¼ã‚¿æº–å‚™ã§ãã¦ãªã„ã®ã«ã‚ã‚Œã‚ã‚Œã£ã‚‚ã†ã‚„ã‚ã¦ï¼ã€ã£ã¦ãªã‚‹ã®ã‚’é˜²ã’ã‚‹ã€‚ set -u æœªå®šç¾©ã®å¤‰æ•°ã‚’ä½¿ãŠã†ã¨ã—ãŸã¨ãã«æ‰“ã¡æ¢ã‚ã«ã—ã¦ãã‚Œã‚‹ã€‚Perlã§ã„ã†use strict 'vars';çš„ãªã‚‚ã®ã€‚ ã£ã¦æ°—è»½ãªæ°—æŒã¡ã§æ›¸ã„ã¦ã—ã¾ã£ã¦ã€ã€Œã‚“ã€ã‚„ãŸã‚‰æ™‚é–“ã‹ã‹ã‚‹ã¨æ€ã£ãŸã‚‰ã‚¹ãƒšãƒ«ãƒŸã‚¹ã†ã‚ãªã«ã‚’ã™ã‚‹ã‚„ã‚ã€ã£ã¦ãªã‚‹ã®ã‚’é˜²ã’ã‚‹ã€‚ ä¸€éƒ¨ã ã‘ä¾‹å¤–ã«ã—ãŸã„ ã¯ã¦ãªãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ã®ã‚³ãƒ¡ãƒ³ãƒˆã‚ˆã‚Š -e ã¯ command1 || command2 ã¿ãŸã„ãªã“ã¨ãŒå‡ºæ¥ãªããªã‚‹ã®ä½¿ã†ã“ã¨ãªã„ãªã€‚-uã¯ä»˜ã‘ã¨ã„ã¦è‰¯ã„ãŒã€‚ ç¢ºã‹ã«ãŠã£ã—ã‚ƒã‚‹ã¨ãŠã‚Šã§ã™ãã€‚ã‚³ãƒžãƒ³ãƒ‰ã®å¤±æ•—ã‚’è€ƒæ…®ã—ã¦æ›¸ã„ã¦ã„ã‚‹éƒ¨åˆ†ã«ã¤ã„ã¦ã¯ï¼ˆã‚‚ã—ãã¯ã‚„ãŸã‚‰exit 0ä»¥å¤–
rochefort 2014/08/13
bash

shell
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãã¨ãã«æ°—ã‚’ã¤ã‘ã‚‹9ç®‡æ¡ - Qiita
æœ€æ–°ã®é¡žä¼¼æŠ•ç¨¿ã¨ã—ã¦ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®ã‚³ãƒ¼ãƒ‡ã‚£ãƒ³ã‚°ãƒ«ãƒ¼ãƒ«2014ã‚‚ä½µã›ã¦ã©ã†ãžã€‚ 2014/10/09è¿½è¨˜ ã¼ããŒã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãã¨ãã«æ°—ã«ã—ã¦ã„ã‚‹ã“ã¨ã€éŽåŽ»ã®å¤±æ•—ã§æ›¸ãç•™ã‚ãŸã“ã¨ã‚’å¿˜ã‚Œãªã„ãŸã‚ã«ã€‚ 1. ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã¯å¤§æ–‡å— PATH ã‚„ HOME ãªã©ã€ç’°å¢ƒå¤‰æ•°ãŒå¤§æ–‡å—ãªã®ã§ã€ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆã™ã‚‹å¤‰æ•°ã‚’å¤§æ–‡å—ã§æ›¸ãã¨ã„ã†ç¿’æ…£ã¯ä¸€èˆ¬çš„ã§ã‚ã‚‹ã‚ˆã†ãªæ°—ãŒã—ã¾ã™ãŒã€ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆã™ã‚‹å¤‰æ•°ã‚’æŠ±ãˆã‚‹ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’ä½œæˆã™ã‚‹æ©Ÿä¼šãŒç¨€ãªã®ã§ã€‚ ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã¯å¤§æ–‡å— ãƒãƒ¼ã‚«ãƒ«å¤‰æ•°ã¯å°æ–‡å— ã‚¨ã‚¯ã‚¹ãƒãƒ¼ãƒˆã™ã‚‹å¤‰æ•°ã‚‚å¤§æ–‡å— é–¢æ•°å†…ã‹ã‚‰ã‚°ãƒãƒ¼ãƒãƒ«å¤‰æ•°ã«ã‚¢ã‚¯ã‚»ã‚¹ã™ã‚‹å ´åˆãŒã‚ã‚Šã¾ã™ãŒã€ã‚„ã¯ã‚ŠåŒºåˆ¥ã—ã¦ã„ã‚‹ã¨ã€å¯èªæ€§ãŒå¢—ã™ã‚ˆã†ãªæ°—ãŒã™ã‚‹ã®ã§ãŠå‹§ã‚ã§ã™ã€‚ 2. awk ã‚’çŸ¥ã‚‹ Unix ä¸Šã«ã¦æ–‡æ›¸å‡¦ç†ã‚’ã™ã‚‹ã¨ãã«ã€æ•°å¤šãã®ãƒ•ã‚£ãƒ«ã‚¿ã‚³ãƒžãƒ³ãƒ‰ï¼ˆgrepã€cutã€trã€headã€sortã€uniqã€sedã€awkã€wcã€
rochefort 2014/06/07
# @(#) This script is ~. // whatã®ãŸã‚

shell
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãæ™‚ã«æ°—ã‚’ã¤ã‘ã¦ã„ã‚‹äº‹ãªã© - Qiita
ã‚ãã¾ã§ã‚‚å€‹äººçš„ãªæ„è¦‹ã§ã‚ã£ã¦ã€è‡ªåˆ†ãŒã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ãæ™‚ã«æ°—ã‚’ã¤ã‘ã¦ã„ã‚‹äº‹ã‚’å‚™å¿˜éŒ²çš„ã«åˆ—æŒ™ã—ã¦ã„ã‚‹ã ã‘ã§ã™ã€‚ ã€Œã“ã†ã™ã‚‹ã¹ãã ã€ã¨æŠ¼ã—ã¤ã‘ã¦ã„ã‚‹è¨³ã§ã¯ã‚ã‚Šã¾ã›ã‚“ã€‚ å‹¿è«–ã€Œç§ã¯ã“ã†ã—ã¦ã„ã‚‹ã€ã¨ã‹ã€Œã“ã†ã™ã‚‹ã¨è‰¯ã„ã‚ˆã€ã¨ã„ã†æ„è¦‹ã‚„è°è«–ã¯å¤§æ“è¿Žã§ã™ã€‚ export (1) ã—ãªã„ã‚·ã‚§ãƒ«å¤‰æ•°ã¯å…¨ã¦å°æ–‡å—ã§æ›¸ãã€‚ PATH ã‚„ HOME ãªã©ã¯ç’°å¢ƒå¤‰æ•°ãªã®ã§å¤§æ–‡å—ã§ã€‚ ã‚¹ã‚¯ãƒªãƒ—ãƒˆå†…ã§ä½¿ã£ã¦ã„ã‚‹ã®ã¯å˜ãªã‚‹ã‚·ã‚§ãƒ«å¤‰æ•°ãªã®ã§å°æ–‡å—ã§ã€‚ ä½¿ã„æ–¹ã‚’ã¡ã‚ƒã‚“ã¨åŒºåˆ¥ã™ã‚‹äº‹ã¯é‡è¦ã ã¨æ€ã†ã€‚ ã‚·ã‚§ãƒ«ã®å¤‰æ•°å±•é–‹ã‚’æ´»ç”¨ã—ã‚ˆã†
rochefort 2013/03/14
çŸ¥ã‚‰ã‚“ã‹ã£ãŸ// set -- `date '+%Y %m %d'` year="$1" month="$2" day="$3"

shell
ãƒªãƒ³ã‚¯
ä»Šæ—¥ã®ãƒ¯ãƒ³ãƒ©ã‚¤ãƒŠãƒ¼ - æ—¥å‘å¤ç‰¹æ®Šå¿œæ´éƒ¨éšŠ
ãƒ˜ãƒƒãƒ€ä»˜ã CSV ã®2åˆ—ç›®ã®å„è¡Œã®æ•°å€¤ã®å’Œã‚’æ±‚ã‚ã‚‹ã€ã£ã¦ã®ãŒã•ã‚‰ã£ã¨æ›¸ã‘ãªã‹ã£ãŸã®ã§ç¤¾å†…ã§èžã„ãŸã¿ãŸã€‚ $ tail -n '+1' mojage.csv | cut -d "," -f 2 | awk '{ s+=$1 } END { print s }'ã¨ã‹ã€‚é¢ç™½ã‹ã£ãŸã®ã¯ã€ $ paste -d '+' -s ./mojage.csv | bcã¿ãŸã„ãªå¥´ã€‚æ£ç¢ºã«ã¯ä¸€æ™‚ãƒ•ã‚¡ã‚¤ãƒ«ãŒå¿…è¦ã ã‘ã©ã€bc ã«é£Ÿã‚ã™ã£ã¦ã®ãŒã¡ã‚‡ã£ã¨ãŠæ´’è½ã•ã‚“ã ãªãƒ¼ã¨ã€‚
rochefort 2012/03/08
$ paste -d '+' -s ./mojage.csv | bc // æ–¬æ–°ã ã‚

shell
ãƒªãƒ³ã‚¯
"set -e": å®Ÿè¡Œã‚³ãƒžãƒ³ãƒ‰ãŒ0ä»¥å¤–ã®çµ‚äº†ã‚³ãƒ¼ãƒ‰ã®å ´åˆã€ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’çµ‚äº†ã™ã‚‹ - å…ƒRX-7ä¹—ã‚Šã®é©å½“ãªæ—¥ã€…
ã€Œã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã®å®Ÿè¡ŒéŽç¨‹ã§ã‚¨ãƒ©ãƒ¼ãŒç™ºç”Ÿã—ãŸå ´åˆã«å‡¦ç†ã‚’æ¢ã‚ãŸã„ã€ãƒ»ãƒ»ãƒ»ãã‚Œã‚’ã™ã”ãã‚·ãƒ³ãƒ—ãƒ«(ç°¡å˜)ã«å®Ÿç¾ã—ãŸã„å ´åˆã«ä½¿ãˆã¾ã™ã€‚ ä¾‹ãˆã°ã€ä»¥ä¸‹ã®ã‚ˆã†ãªã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã‚’æ›¸ã„ãŸå ´åˆã€ã€ã€ #!/bin/sh mkdir /tmp/hoge/fuga touch /tmp/hoge/fuga/test.txt å®Ÿè¡Œçµæžœã¯ä»¥ä¸‹ã®ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ $ ./test.sh mkdir: ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒª `/tmp/hoge/fuga' ã‚’ä½œæˆã§ãã¾ã›ã‚“: ãã®ã‚ˆã†ãªãƒ•ã‚¡ã‚¤ãƒ«ã‚„ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã¯ã‚ã‚Šã¾ã›ã‚“ touch: `/tmp/hoge/fuga/test.txt'ã«touchã§ãã¾ã›ã‚“ã§ã—ãŸ: ãã®ã‚ˆã†ãªãƒ•ã‚¡ã‚¤ãƒ«ã‚„ãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªã¯ã‚ã‚Šã¾ã›ã‚“/tmp/hogeãƒ‡ã‚£ãƒ¬ã‚¯ãƒˆãƒªãŒå˜åœ¨ã—ãªã„ã®ã§ã€/tmp/hoge/fugaã®mkdirã§ã“ã‘ã¾ã™ã€‚ã¾ãæ™®é€šã§ã™ã‚ˆãã€‚ã€‚ã€‚ ãŒã€ä½•ã‚‚è€ƒãˆãšã«æ›¸ãã¨ã€â†‘ã®ã‚ˆã†ã«ã€ãã®
rochefort 2010/12/27
set-e

shell
ãƒªãƒ³ã‚¯
IDEA * IDEA
ãƒ‰ãƒƒãƒˆã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ä»£è¡¨ã®ãƒ©ã‚¤ãƒ•ãƒãƒƒã‚¯ãƒ–ãƒã‚°
rochefort 2010/05/23
shell

awk

command
ãƒªãƒ³ã‚¯
ã‚·ã‚¹ãƒ†ãƒ çµ±åˆã«SOAï¼Ÿ RDBMSï¼Ÿ bashã§ååˆ†ï¼ ï¼ ï¼ IT
2009/09/07 æ¯Žå¹´å¤ã«é–‹å‚¬ã•ã‚Œã‚‹è»½é‡ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžï¼ˆLLï¼šLightweight Languageï¼‰ã‚’ãƒ†ãƒ¼ãƒžã«ã—ãŸã€ŒLLã‚¤ãƒ™ãƒ³ãƒˆã€ã€‚ç¬¬7å›žç›®ã¨ãªã‚‹ã€ŒLLTVã€ãŒã€2009å¹´8æœˆ29æ—¥ã«æ±äº¬ãƒ»ä¸é‡Žã§é–‹å‚¬ã•ã‚ŒãŸã€‚ã“ã®è¨˜äº‹ã§ã¯ãƒ—ãƒã‚°ãƒ©ãƒ ã®ä¸€éƒ¨ã€ã€Œå¤§æ”¹å–„!!åŠ‡çš„ãƒ“ãƒ•ã‚©ãƒ¼ã‚¢ãƒ•ã‚¿ãƒ¼ã€ã‚’ãƒ¬ãƒãƒ¼ãƒˆã™ã‚‹ã€‚å‰ç·¨ã§ã¯ã€Rubyã«ã‚ˆã‚‹fortuneã‚³ãƒžãƒ³ãƒ‰ã®â€œå¢—ç¯‰â€ã¨ã€Firefoxæ‹¡å¼µã«ã‚ˆã‚‹slã‚³ãƒžãƒ³ãƒ‰ã®å®Ÿè£…ã¨ã„ã†ãƒã‚¿ç³»ç™ºè¡¨ã‚’ãƒ¬ãƒãƒ¼ãƒˆã—ãŸã€‚ä¸ç·¨ã§ã¯Cè¨€èªžã«Lispé¢¨ã®ãƒžã‚¯ãƒã‚’å–ã‚Šå…¥ã‚Œã€lsã‚³ãƒžãƒ³ãƒ‰ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’ç´„åŠåˆ†ã«å‰Šæ¸›ã™ã‚‹åŒ ã®æŠ€ã‚’ãƒ¬ãƒãƒ¼ãƒˆã—ãŸã€‚å¾Œç·¨ã¨ãªã‚‹æœ¬è¨˜äº‹ã§ã¯ã€å£²ã‚Šå ´æ¥å‹™ãŒæ»žã‚ŠãŒã¡ã ã£ãŸè²©å£²ç®¡ç†ã‚·ã‚¹ãƒ†ãƒ ã‚’bashã‚³ãƒžãƒ³ãƒ‰ã§â€œå»ºã¦ç›´ã—ãŸâ€ã¨ã„ã†åŠ‡çš„ãƒ“ãƒ•ã‚©ãƒ¼ã‚¢ãƒ•ã‚¿ãƒ¼ã®ç™ºè¡¨ã‚’ãƒ¬ãƒãƒ¼ãƒˆã™ã‚‹ã€‚ DBã‚’æ¨ã¦ã¦ãƒ†ã‚ã‚¹ãƒˆãƒ•ã‚¡ã‚¤ãƒ«ã«å¤‰æ› ã€Œ100ä¸‡ä»¶ãã‚‰ã„ã®æ¤œç´¢ãªã‚‰ã€ã‚·ã‚§ãƒ«ã ã‘ã§ã‚‚1000åˆ†ã®æ•°ç§’ã§ã§ãã¾ã™
rochefort 2010/02/25
shell

ç„¡å°

ã“ã‚Œã¯ã™ã”ã„
ãƒªãƒ³ã‚¯
ã‚·ã‚§ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆå…¥é–€ [æ¼”ç®—ãƒ»æ¯”è¼ƒ]
ä¹—ç®—ã®æ¼”ç®—åã¯ã€Œ*ã€ã§ã™ãŒã€UNIXã§ã¯ã€Œ*ã€ã¯ãƒ¯ã‚¤ãƒ«ãƒ‰ã‚«ãƒ¼ãƒ‰ã¨ã„ã†ç‰¹åˆ¥ãªæ„å‘³ãŒã‚ã‚Šã¾ã™ã®ã§ã€ã‚¨ã‚¹ã‚±ãƒ¼ãƒ—æ–‡å—ã€Œ\ã€ã‚’ä½¿ç”¨ã—ã¦ã€Œ\*ã€ã¨æ›¸ãã¾ã™ã€‚ã¾ãŸã€æ¼”ç®—åã®å‰å¾Œã®ã‚¹ãƒšãƒ¼ã‚¹ã¯çœç•¥ã§ãã¾ã›ã‚“ã®ã§æ³¨æ„ã—ã¦ãã ã•ã„ã€‚ä»¥ä¸‹ã¯å››å‰‡æ¼”ç®—ã®ã‚µãƒ³ãƒ—ãƒ«ã‚¹ã‚¯ãƒªãƒ—ãƒˆã§ã™ã€‚ expr_test.sh #!/bin/sh a=`expr 5 + 3` b=`expr 5 - 3` ab=`expr $a + $b` c=`expr 5 \* 3` d=`expr 5 / 3` e=`expr 5 % 3` echo "a=$a" echo "b=$b" echo "ab=$ab" echo "c=$c" echo "d=$d" echo "e=$e"
rochefort 2009/01/15
linux

shell

ã¾ã¨ã‚
ãƒªãƒ³ã‚¯
1 2 æ¬¡ã®ãƒšãƒ¼ã‚¸