bash_cheatsheet
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bash_cheatsheet [2018/06/01 18:46] nasikimi created |
bash_cheatsheet [2020/03/04 12:34] (current) nasikimi [Scripting] |
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| ===== Commandes ===== | ===== Commandes ===== | ||
| + | |||
| + | Rechercher les lignes en commun sur deux fichiers | ||
| + | <code bash> | ||
| + | awk 'NR==FNR{arr[$0];next} $0 in arr' file1 file2 | ||
| + | cat file1 file2 | sort | uniq -d | ||
| + | </code> | ||
| Afficher les fichiers volumineux (du plus gros au plus léger) | Afficher les fichiers volumineux (du plus gros au plus léger) | ||
| Line 33: | Line 39: | ||
| <code bash> | <code bash> | ||
| cat /proc/cmdline | cat /proc/cmdline | ||
| + | </code> | ||
| + | |||
| + | Se connecter à une BDD Postgres | ||
| + | <code bash> | ||
| + | psql -h <machine_ou_localhost> -d <database> -U <user> -p <port> | ||
| </code> | </code> | ||
| Line 38: | Line 49: | ||
| <code bash> | <code bash> | ||
| strace -e trace=file APP 2>&1 | grep "/home" > trace.log | strace -e trace=file APP 2>&1 | grep "/home" > trace.log | ||
| + | </code> | ||
| + | |||
| + | Basculer le clavier en QWERTY/AZERTY | ||
| + | <code bash> | ||
| + | setxkbmap en / fr | ||
| </code> | </code> | ||
| Line 78: | Line 94: | ||
| * **//echo ${foo%?}//** supprime le dernier caractère de foo | * **//echo ${foo%?}//** supprime le dernier caractère de foo | ||
| + | * **//echo ${foo%_v.cf}//** supprime le caractère "_v.cf" - pratique pour renommer en masse | ||
bash_cheatsheet.1527871581.txt.gz · Last modified: 2018/06/01 18:46 by nasikimi
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