Update cheatsheets

tldr/linux/bcachefs

@@ -37,6 +37,6 @@ source: https://github.com/tldr-pages/tldr.git
 
 `sudo bcachefs data rereplicate {{path/to/mountpoint}}`
 
-- Display help:
+- Create a snapshot of a particular directory:
 
-`bcachefs`
+`bcachefs subvolume snapshot {{path/to/directory}} {{path/to/snapshot}}`

tldr/linux/dysk

@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # dysk
 
 > Display filesystem information in a table.
-> More information: <https://dystroy.org/dysk>.
+> More information: <https://manned.org/dysk>.
 
 - Get a standard overview of your usual disks:
 
@@ -14,16 +14,16 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Sort by free size:
 
-`dysk --sort free`
+`dysk {{[-s|--sort]}} free`
 
 - Include only HDD disks:
 
-`dysk --filter 'disk = HDD'`
+`dysk {{[-f|--filter]}} 'disk = HDD'`
 
 - Exclude SSD disks:
 
-`dysk --filter 'disk <> SSD'`
+`dysk {{[-f|--filter]}} 'disk <> SSD'`
 
 - Display disks with high utilization or low free space:
 
-`dysk --filter 'use > 65% | free < 50G'`
+`dysk {{[-f|--filter]}} 'use > 65% | free < 50G'`

tldr/linux/gamescope

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gamescope
+
+> A micro-compositor used as a game layer.
+> More information: <https://github.com/ValveSoftware/gamescope>.
+
+- Run a program with gamescope:
+
+`gamescope -- {{command}}`
+
+- Upscale a 720p game to 1440p with integer scaling:
+
+`gamescope {{[-h|--nested-height]}} 720 {{[-H|--output-height]}} 1440 {{[-S|--scaler]}} integer -- %command%`
+
+- Limit a vsynced game to 30 FPS:
+
+`gamescope {{[-r|--nested-refresh]}} 30 -- %command%`
+
+- Toggle fullscreen:
+
+`<Super f>`
+
+- Show help:
+
+`gamescope --help`