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--- bash [2011/10/05 16:03] – ginko
+++ bash [2014/05/27 11:02] (current) – [Cheat Sheet] ginko
@@ Line 4: / Line 4: @@
   * [[http://eriwen.com/bash/effective-shorthand/|Utiliser efficacement bash]]
 ====== Cheat Sheet ======
+  * [[bash_cheatsheet|Bash parameters & history cheatsheet]]
 ===== Shebang =====
 <code bash>#!/bin/bash</code>
@@ Line 69: / Line 70: @@
 ====== Astuces ======
+===== Everyday shell life =====
+Pour se simplifier la vie :
+  * les [[shell:alias|alias]]
+  * les [[shell:export|exports]]
+  * l'[[shell:inputrc|inputrc]]
+  * l'[[shell:history|historique]]
 ===== notify-send =====
 La commande notify-send est intallée dans le paquet libnotify dans les dépôts debian.
@@ Line 81: / Line 89: @@
 ===== Options & getopts =====
+Un petit script d'exemple :
+<code bash>#! /usr/bin/bash
+# -*- coding: utf-8 -*-
+echo $@
+while getopts "ab:c" opt; do # a letter followed by a colon means an option expecting an operand
+                             # a colon at the beginning means "no warning message"
+    case $opt in
+        a) a=1;;
+        b) b=$OPTARG;; # OPTARG is set to the corresponding operand
+        c) c=1;;
+        *) echo plop;;
+    esac
+done
+shift $(($OPTIND-1)) # OPTIND is set to the first argument not processed by getopts => command shifts to the first non optionnal arg
+echo "a: $a; b: $b; c: $c"
+echo $@
+</code>
   * [[http://www.ibm.com/developerworks/library/l-bash-parameters.html?ca=drs-]]
   * [[http://unix.sjcc.edu/cis157/BashParameters.htm]]
@@ Line 100: / Line 126: @@
   * <code bash>#Backup a USB Key
 # To list partitions: fdisk -l (with root privilegies)
-dd if=/dev/sdc1 of=/home/ginko/usb4go_bak.iso bs=16065b</code>
+dd if=/dev/sdc1 of=/home/user/usb4go_bak.iso bs=16065b</code>
+===== Useful =====
+  * Convertir les html entities dans les noms de fichier (ex. : ''%20'' en ''_'') : <code bash>for f in $(ls -1); do mv $f ${f//%20/_} ; done</code>