Update cheatsheets

tldr/gdown

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# gdown
+
+> Download files from Google Drive and other URLs.
+> More information: <https://github.com/wkentaro/gdown>.
+
+- Download a file from a URL:
+
+`gdown {{url}}`
+
+- Download using a file ID:
+
+`gdown {{file_id}}`
+
+- Download with fuzzy file ID extraction (also works with <https://docs.google.com> links):
+
+`gdown --fuzzy {{url}}`
+
+- Download a folder using its ID or the full URL:
+
+`gdown {{folder_id|url}} -O {{path/to/output_directory}} --folder`
+
+- Download a tar archive, write it to `stdout` and extract it:
+
+`gdown {{tar_url}} -O - --quiet | tar xvf -`

tldr/linux/nautilus

@@ -16,7 +16,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Launch Nautilus as root user:
 
-`sudo nautilus`
+`nautilus admin:/`
 
 - Launch Nautilus and display a specific directory:
 

tldr/linux/run0

@@ -0,0 +1,18 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# run0
+
+> Elevate privileges interactively.
+> Similar to `sudo`, but it's not a SUID binary, authentication takes place via polkit, and commands are invoked from a `systemd` service.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/run0.html>.
+
+- Run a command as root:
+
+`run0 {{command}}`
+
+- Run a command as another user and/or group:
+
+`run0 {{-u|--user}} {{username|uid}} {{-g|--group}} {{group_name|gid}} {{command}}`