Update cheatsheets

tldr/linux/fbset

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# fbset
+
+> Show and modify frame buffer device settings.
+> More information: <https://manned.org/man/fbset.1>.
+
+- Show current framebuffer settings:
+
+`sudo fbset {{[-i|--info]}}`
+
+- Set a framebuffer mode defined in `/etc/fb.modes`:
+
+`sudo fbset "{{800}}x{{600}}-{{60}}"`
+
+- Set an arbitrary framebuffer mode:
+
+`sudo fbset {{TTY_horizontal}} {{TTY_vertical}} {{monitor_horizontal}} {{monitor_vertical}} {{color_depth}}`