Update cheatsheets

tldr/linux/blkdiscard

@@ -10,12 +10,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Discard all sectors on a device, removing all data:
 
-`blkdiscard /dev/{{device}}`
+`blkdiscard {{/dev/device}}`
 
 - Securely discard all blocks on a device, removing all data:
 
-`blkdiscard --secure /dev/{{device}}`
+`blkdiscard --secure {{/dev/device}}`
 
 - Discard the first 100 MB of a device:
 
-`blkdiscard --length {{100MB}} /dev/{{device}}`
+`blkdiscard --length {{100MB}} {{/dev/device}}`

tldr/linux/hdparm

@@ -10,23 +10,23 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Request the identification info of a given device:
 
-`sudo hdparm -I /dev/{{device}}`
+`sudo hdparm -I {{/dev/device}}`
 
 - Get the Advanced Power Management level:
 
-`sudo hdparm -B /dev/{{device}}`
+`sudo hdparm -B {{/dev/device}}`
 
 - Set the Advanced Power Management value (values 1-127 permit spin-down, and values 128-254 do not):
 
-`sudo hdparm -B {{1}} /dev/{{device}}`
+`sudo hdparm -B {{1}} {{/dev/device}}`
 
 - Display the device's current power mode status:
 
-`sudo hdparm -C /dev/{{device}}`
+`sudo hdparm -C {{/dev/device}}`
 
 - Force a drive to immediately enter standby mode (usually causes a drive to spin down):
 
-`sudo hdparm -y /dev/{{device}}`
+`sudo hdparm -y {{/dev/device}}`
 
 - Put the drive into idle (low-power) mode, also setting its standby timeout:
 

tldr/linux/look

@@ -16,11 +16,11 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Case-insensitively search only on blank and alphanumeric characters:
 
-`look -{{f|-ignore-case}} -{{d|-alphanum}} {{prefix}} {{path/to/file}}`
+`look {{-f|--ignore-case}} {{-d|--alphanum}} {{prefix}} {{path/to/file}}`
 
-- Specify a string [t]ermination character (space by default):
+- Specify a string termination character (space by default):
 
-`look -{t|-terminate} {{,}}`
+`look {{-t|--terminate}} {{,}}`
 
 - Search in `/usr/share/dict/words` (`--ignore-case` and `--alphanum` are assumed):
 
@@ -28,4 +28,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Search in `/usr/share/dict/web2` (`--ignore-case` and `--alphanum` are assumed):
 
-`look -{{a|-alternative}} {{prefix}}`
+`look {{-a|--alternative}} {{prefix}}`

tldr/linux/losetup

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Attach a file to a given loop device:
 
-`sudo losetup /dev/{{loop}} /{{path/to/file}}`
+`sudo losetup {{/dev/loop}} /{{path/to/file}}`
 
 - Attach a file to a new free loop device and scan the device for partitions:
 
@@ -22,7 +22,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Attach a file to a read-only loop device:
 
-`sudo losetup --read-only /dev/{{loop}} /{{path/to/file}}`
+`sudo losetup --read-only {{/dev/loop}} /{{path/to/file}}`
 
 - Detach all loop devices:
 
@@ -30,4 +30,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Detach a given loop device:
 
-`sudo losetup -d /dev/{{loop}}`
+`sudo losetup -d {{/dev/loop}}`

tldr/linux/mlabel

@@ -10,4 +10,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Set a filesystem label:
 
-`mlabel -i /dev/{{sda}} ::"{{new_label}}"`
+`mlabel -i {{/dev/sda}} ::"{{new_label}}"`

tldr/linux/wodim

@@ -15,12 +15,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Record ("burn") an audio-only disc:
 
-`wodim dev=/dev/{{optical_drive}} -audio {{track*.cdaudio}}`
+`wodim dev={{/dev/optical_drive}} -audio {{track*.cdaudio}}`
 
 - Burn a file to a disc, ejecting the disc once done (some recorders require this):
 
-`wodim -eject dev=/dev/{{optical_drive}} -data {{file.iso}}`
+`wodim -eject dev={{/dev/optical_drive}} -data {{file.iso}}`
 
 - Burn a file to the disc in an optical drive, potentially writing to multiple discs in succession:
 
-`wodim -tao dev=/dev/{{optical_drive}} -data {{file.iso}}`
+`wodim -tao dev={{/dev/optical_drive}} -data {{file.iso}}`

tldr/linux/zbarcam

@@ -22,4 +22,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Define capture device:
 
-`zbarcam /dev/{{video_device}}`
+`zbarcam {{/dev/video_device}}`