Update cheatsheets

tldr/linux/evince

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# evince
+
+> View documents.
+> More information: <https://manned.org/evince>.
+
+- Open a PDF file:
+
+`evince {{path/to/file.pdf}}`
+
+- Open multiple documents:
+
+`evince {{file1.pdf file2.pdf ...}}`
+
+- Open in fullscreen mode:
+
+`evince {{[-f|--fullscreen]}} {{path/to/file.pdf}}`
+
+- Open in presentation mode:
+
+`evince {{[-s|--presentation]}} {{path/to/file.pdf}}`
+
+- Open a specific page number:
+
+`evince {{[-i|--page-index]}} {{5}} {{path/to/file.pdf}}`

tldr/linux/grub-mount

@@ -0,0 +1,41 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# grub-mount
+
+> Mount a file system or file system image read-only using GRUB's file system drivers.
+> More information: <https://www.gnu.org/software/grub/manual/grub/grub.html#Invoking-grub_002dmount>.
+
+- Mount a block device or file system image to a mount point:
+
+`grub-mount {{/dev/sdXY}} {{/mnt}}`
+
+- Mount an entire disk image's second partition, `-r` specifies the partition number in the image:
+
+`grub-mount {{[-r|--root]}} {{2}} {{disk.img}} {{/mnt}}`
+
+- Mount an encrypted device and prompt for a passphrase:
+
+`grub-mount {{[-C|--crypto]}} {{/dev/sdXY}} {{/mnt}}`
+
+- Load a ZFS encryption key from a file:
+
+`grub-mount {{[-K|--zfs-key]}} {{/path/to/zfs.key}} {{/dev/sdX}} {{/mnt}}`
+
+- Show debugging output for a matching category:
+
+`grub-mount {{[-d|--debug]}} {{string}} {{image}} {{/mnt}}`
+
+- Enable verbose output:
+
+`grub-mount {{[-v|--verbose]}} {{image}} {{/mnt}}`
+
+- Display help:
+
+`grub-mount {{[-?|--help]}}`
+
+- Display version:
+
+`grub-mount --version`

tldr/linux/lsmem

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# lsmem
+
+> List the characteristics of the system's memory, including size and type of memory modules.
+> More information: <https://manned.org/lsmem>.
+
+- List memory information:
+
+`lsmem`
+
+- List memory information in JSON format:
+
+`lsmem {{[-J|--json]}}`
+
+- List memory information with size in bytes:
+
+`lsmem {{[-b|--bytes]}}`

tldr/linux/modprobe

@@ -23,7 +23,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Remove a module and those that depend on it from the kernel:
 
-`sudo modprobe --remove-dependencies {{module_name}}`
+`sudo modprobe {{[-r|--remove]}} --remove-holders {{module_name}}`
 
 - Show a kernel module's dependencies:
 

tldr/linux/pvchange

@@ -0,0 +1,37 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# pvchange
+
+> Change attributes of physical volume(s).
+> More information: <https://manned.org/pvchange>.
+
+- Allow allocation on a physical volume:
+
+`pvchange {{[-x|--allocatable]}} y {{/dev/sdXN}}`
+
+- Disallow allocation on a physical volume:
+
+`pvchange {{[-x|--allocatable]}} n {{/dev/sdXN}}`
+
+- Ignore metadata areas on a physical volume:
+
+`pvchange --metadataignore y {{/dev/sdXN}}`
+
+- Stop ignoring metadata areas on a physical volume:
+
+`pvchange --metadataignore n {{/dev/sdXN}}`
+
+- Add a tag to a physical volume:
+
+`pvchange --addtag {{tag}} {{/dev/sdXN}}`
+
+- Generate a new UUID for a physical volume (use with care):
+
+`pvchange --uuid {{/dev/sdXN}}`
+
+- Change all visible physical volumes (combine with other options such as allocatable):
+
+`pvchange {{[-a|--all]}} {{[-x|--allocatable]}} y`

tldr/linux/systemctl-default

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl default
+
+> Enter system default mode.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#default>.
+
+- Enter default mode as a blocking operation:
+
+`systemctl default`
+
+- Enter default mode as asynchronous operation:
+
+`systemctl default --no-block`