fix "HTTP via netcat" entry

[grml-tips.git] / grml_tips

diff --git a/grml_tips b/grml_tips
index c71c185..29df0c6 100644 (file)
--- a/grml_tips
+++ b/grml_tips
@@ -627,7 +627,7 @@ Read BIOS:
 -- 
 Read HTTP via netcat:
 
-echo "GET / HTTP/1.0\r\n\r\n" | netcat $DOMAIN 80
+echo -e "GET / HTTP/1.0\r\n\r\n" | netcat $DOMAIN 80
 -- 
 Get X ressources for specific program:
 
@@ -2106,38 +2106,38 @@ See also: http://www.debian.org/doc/manuals/apt-howto/ch-basico.en.html
 Check filesystem's LABEL:
 
 generic way:
-# vol_id -l /dev/sda1
+# blkid /dev/sda1
 
-ext2/3 without vol_id:
+ext2/3 without blkid:
 # dumpe2fs /dev/sda1 | grep "Filesystem volume name"
 
-xfs without vol_id:
+xfs without blkid:
 # xfs_admin -l /dev/sda1
 
-reiserfs without vol_id:
+reiserfs without blkid:
 # debugreiserfs /dev/sda1 | grep -i label
 
-jfs without vol_id:
+jfs without blkid:
 # jfs_tune -l /dev/sda1 | grep -i label
 
-reiser4 without vol_id:
+reiser4 without blkid:
 # debugfs.reiser4 /dev/sda1 | grep -i label
 -- 
 Check filesystem's UUID:
 
 generic way:
-# vol_id -u /dev/sda1
+# blkid /dev/sda1
 
-ext2/3 without vol_id:
+ext2/3 without blkid:
 # dumpe2fs /dev/sda1 | grep -i UUID
 
-xfs without vol_id:
+xfs without blkid:
 # xfs_admin -u /dev/sda1
 
-reiserfs without vol_id:
+reiserfs without blkid:
 # debugreiserfs /dev/sda1 | grep -i UUID
 
-reiser4 without vol_id:
+reiser4 without blkid:
 # debugfs.reiser4 /dev/sda1 | grep -i UUID
 -- 
 Change a filesystem's LABEL:
@@ -3081,6 +3081,10 @@ btrace /dev/sda0
 Convert Flash to Avi:
 
 % ffmpeg -i input.flv output.avi
+
+Extract MP3 from Flash file:
+
+% for i in *.flv; do ffmpeg -i $i -acodec copy ${i%.flv}.mp3 ; done
 -- 
 Usage example for cryptsetup / -luks encrypted partition on LVM: