Update cheatsheets

tldr/dropuser

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# dropuser
+
+> Remove an existing PostgreSQL user (role).
+> More information: <https://www.postgresql.org/docs/current/app-dropuser.html>.
+
+- Prompt for confirmation and the username before user removal:
+
+`dropuser {{[-i|--interactive]}}`
+
+- Remove user instantly:
+
+`dropuser {{username}}`
+
+- No error if the user to be removed doesn't exist:
+
+`dropuser --if-exists {{username}}`
+
+- Remove a user on the server with address 127.0.0.1 on port 4321:
+
+`dropuser {{[-h|--host]}} 127.0.0.1 {{[-p|--port]}} 4321 {{username}}`
+
+- Remove a user on the server with address 127.0.0.1 on port 4321 as user "admin" :
+
+`dropuser {{[-U|--username]}} admin {{[-h|--host]}} 127.0.0.1 {{[-p|--port]}} 4321 {{username}}`

tldr/linux/systemctl-emergency

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl emergency
+
+> Enter emergency mode `emergency.target`.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#emergency>.
+
+- Enter emergency mode:
+
+`systemctl emergency`
+
+- Enter emergency mode without blocking (return immediately):
+
+`systemctl emergency --no-block`

tldr/linux/systemctl-exit

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl exit
+
+> Ask the service manager to quit.
+> More information: <https://www.freedesktop.org/software/systemd/man/systemctl.html#exit%20EXIT_CODE>.
+
+- Exit the user service manager:
+
+`systemctl --user exit`
+
+- Exit the user service manager with a specific exit code:
+
+`systemctl --user exit {{code}}`
+
+- Ask the container’s service manager to exit (equivalent of `systemctl poweroff` if not in a container):
+
+`systemctl exit`

tldr/osx/tart

@@ -26,7 +26,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Run an existing VM with a specific mounted directory:
 
-`tart run --dir={{path/to/directory}}:/{{path/to/local_directory}} {{vm-name}}`
+`tart run --dir {{path/to/directory}}:/{{path/to/local_directory}} {{vm-name}}`
 
 - List VMs:
 

tldr/windows/chromium

@@ -23,19 +23,19 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Open in application mode (without toolbars, URL bar, buttons, etc.):
 
-`chromium --app={{https://example.com}}`
+`chromium --app {{https://example.com}}`
 
 - Use a proxy server:
 
-`chromium --proxy-server="{{socks5://hostname:66}}" {{example.com}}`
+`chromium --proxy-server "{{socks5://hostname:66}}" {{example.com}}`
 
 - Open with a custom profile directory:
 
-`chromium --user-data-dir={{path/to/directory}}`
+`chromium --user-data-dir {{path/to/directory}}`
 
 - Open without CORS validation (useful to test an API):
 
-`chromium --user-data-dir={{path/to/directory}} --disable-web-security`
+`chromium --user-data-dir {{path/to/directory}} --disable-web-security`
 
 - Open with a DevTools window for each tab opened:
 

tldr/windows/octo

@@ -10,16 +10,16 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Create a package:
 
-`octo pack --id={{package}}`
+`octo pack --id {{package}}`
 
 - Push a package to a repository on the Octopus server:
 
-`octo push --package={{package}}`
+`octo push --package {{package}}`
 
 - Create a release:
 
-`octo create-release --project={{project_name}} --packageversion={{version}}`
+`octo create-release --project {{project_name}} --packageversion {{version}}`
 
 - Deploy a release:
 
-`octo deploy-release --project={{project_name}} --packageversion={{version}} --deployto={{environment_name}} --tenant={{deployment_target}}`
+`octo deploy-release --project {{project_name}} --packageversion {{version}} --deployto {{environment_name}} --tenant {{deployment_target}}`