Update cheatsheets

tldr/cmatrix

@@ -6,7 +6,7 @@ source: https://github.com/tldr-pages/tldr.git
 # cmatrix
 
 > Shows a scrolling Matrix like screen in the terminal.
-> More information: <https://github.com/abishekvashok/cmatrix>.
+> More information: <https://manned.org/cmatrix>.
 
 - Enable [a]synchronous scrolling:
 
@@ -23,3 +23,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Use a screen [u]pdate delay of 100 centiseconds (1 second):
 
 `cmatrix -u 100`
+
+- Use [s]creensaver mode where the first keystroke exits:
+
+`cmatrix -s`

tldr/devcontainer

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Apply a Dev Container Template to a workspace:
 
-`devcontainer templates apply --template-id {{template_id}} --template-args {{template_args}} --workspace-folder {{path/to/workspace}}`
+`devcontainer templates apply {{[-t|--template-id]}} {{template_id}} {{[-a|--template-args]}} {{template_args}} {{[-w|--workspace-folder]}} {{path/to/workspace}}`
 
 - Execute a command on a running Dev Container in the current workspace:
 

tldr/dropdb

@@ -11,7 +11,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Destroy a database:
 
-`dropdb {{dbname}}`
+`dropdb {{database_name}}`
 
 - Request a verification prompt before any destructive actions:
 
@@ -19,11 +19,11 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Connect with a specific username and destroy a database:
 
-`dropdb {{[-U|--username]}} {{username}} {{dbname}}`
+`dropdb {{[-U|--username]}} {{username}} {{database_name}}`
 
 - Force a password prompt before connecting to the database:
 
-`dropdb {{[-W|--password]}} {{dbname}}`
+`dropdb {{[-W|--password]}} {{database_name}}`
 
 - Suppress a password prompt before connecting to the database:
 

tldr/hugo

@@ -31,7 +31,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Build a site on your local IP:
 
-`hugo server --bind {{local_ip}} --baseURL {{http://local_ip}}`
+`hugo server --bind {{local_ip}} {{[-b|--baseURL]}} {{http://local_ip}}`
 
 - Build a site to a given directory:
 

tldr/initdb

@@ -5,9 +5,9 @@ source: https://github.com/tldr-pages/tldr.git
 ---
 # initdb
 
-> Create a PostgreSQL database on disk.
+> Create a PostgreSQL database cluster on disk.
 > More information: <https://www.postgresql.org/docs/current/app-initdb.html>.
 
-- Create a database at `/usr/local/var/postgres`:
+- Create a database cluster at `/usr/local/var/postgres`:
 
 `initdb {{[-D|--pgdata]}} /usr/local/var/postgres`

tldr/linux/eject

@@ -5,7 +5,7 @@ source: https://github.com/tldr-pages/tldr.git
 ---
 # eject
 
-> Eject cds, floppy disks and tape drives.
+> Eject CDs, floppy disks, tape drives, and USB sticks.
 > More information: <https://manned.org/eject>.
 
 - Display the default device:

tldr/linux/systemctl-freeze

@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl freeze
+
+> Freeze one or more units.
+> Frozen units can be resumed with `systemctl thaw`.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#freeze%20PATTERN%E2%80%A6>.
+
+- Freeze a specific unit:
+
+`systemctl freeze {{unit}}`
+
+- Freeze multiple units:
+
+`systemctl freeze {{unit1 unit2 ...}}`
+
+- Freeze all running units:
+
+`systemctl freeze '*'`

tldr/linux/systemctl-suspend

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl suspend
+
+> Suspend the system.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#suspend>.
+
+- Suspend the system immediately:
+
+`systemctl suspend`
+
+- Schedule a suspend after a 5 minute delay:
+
+`sleep 300 && systemctl suspend`
+
+- Suspend the system and then hibernate after a delay:
+
+`systemctl hybrid-sleep`

tldr/linux/systemctl-thaw

@@ -0,0 +1,22 @@
+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# systemctl thaw
+
+> Thaw (resume) one or more frozen units.
+> Units can be frozen with `systemctl freeze`.
+> More information: <https://www.freedesktop.org/software/systemd/man/latest/systemctl.html#thaw%20PATTERN%E2%80%A6>.
+
+- Thaw a specific unit:
+
+`systemctl thaw {{unit}}`
+
+- Thaw multiple units:
+
+`systemctl thaw {{unit1 unit2 ...}}`
+
+- Thaw all currently frozen units:
+
+`systemctl thaw '*'`

tldr/windows/choco

@@ -7,7 +7,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 > The Chocolatey package manager.
 > Some subcommands such as `install` have their own usage documentation.
-> More information: <https://chocolatey.org>.
+> More information: <https://docs.chocolatey.org/en-us/choco/commands/>.
 
 - Execute a Chocolatey command:
 
@@ -15,11 +15,11 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Display help:
 
-`choco -?`
+`choco {{[-h|--help]}}`
 
 - Display help for a specific command:
 
-`choco {{command}} -?`
+`choco {{command}} {{[-h|--help]}}`
 
 - Display version:
 

tldr/windows/choco-apikey

@@ -14,12 +14,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Display a specific source and its API key:
 
-`choco apikey --source "{{source_url}}"`
+`choco apikey {{[-s|--source]}} "{{source_url}}"`
 
 - Set an API key for a source:
 
-`choco apikey --source "{{source_url}}" --key "{{api_key}}"`
+`choco apikey {{[-s|--source]}} "{{source_url}}" {{[-k|--api-key]}} "{{api_key}}"`
 
 - Remove an API key for a source:
 
-`choco apikey --source "{{source_url}}" --remove`
+`choco apikey {{[-s|--source]}} "{{source_url}}" --remove`

tldr/windows/choco-info

@@ -14,12 +14,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Display information for a local package only:
 
-`choco info {{package}} --local-only`
+`choco info {{package}} {{[-l|--local-only]}}`
 
 - Specify a custom source to receive packages information from:
 
-`choco info {{package}} --source {{source_url|alias}}`
+`choco info {{package}} {{[-s|--source]}} {{source_url|alias}}`
 
 - Provide a username and password for authentication:
 
-`choco info {{package}} --user {{username}} --password {{password}}`
+`choco info {{package}} {{[-u|--user]}} {{username}} {{[-p|--password]}} {{password}}`

tldr/windows/choco-list

@@ -18,7 +18,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Display a list including local programs:
 
-`choco list --include-programs`
+`choco list {{[-i|--include-programs]}}`
 
 - Display only approved packages:
 
@@ -26,7 +26,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Specify a custom source to display packages from:
 
-`choco list --source {{source_url|alias}}`
+`choco list {{[-s|--source]}} {{source_url|alias}}`
 
 - Provide a username and password for authentication:
 

tldr/windows/choco-new

@@ -22,7 +22,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Create a new package in a custom output directory:
 
-`choco new {{package}} --output-directory {{path/to/directory}}`
+`choco new {{package}} {{[--out|--output-directory]}} {{path/to/directory}}`
 
 - Create a new package with specific 32-bit and 64-bit installer URLs:
 

tldr/windows/choco-pack

@@ -18,4 +18,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Package a NuGet specification to a specific directory:
 
-`choco pack {{path	o\specification_file}} --output-directory {{path	o\output_directory}}`
+`choco pack {{path	o\specification_file}} {{[--out|--output-directory]}} {{path	o\output_directory}}`

tldr/windows/choco-pin

@@ -15,12 +15,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Pin a package at its current version:
 
-`choco pin add --name {{package}}`
+`choco pin add {{[-n|--name]}} {{package}}`
 
 - Pin a package at a specific version:
 
-`choco pin add --name {{package}} --version {{version}}`
+`choco pin add {{[-n|--name]}} {{package}} --version {{version}}`
 
 - Remove a pin for a specific package:
 
-`choco pin remove --name {{package}}`
+`choco pin remove {{[-n|--name]}} {{package}}`

tldr/windows/choco-push

@@ -10,8 +10,8 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Push a compiled `nupkg` to the specified feed:
 
-`choco push --source {{https://push.chocolatey.org/}}`
+`choco push {{[-s|--source]}} {{https://push.chocolatey.org/}}`
 
 - Push a compiled `nupkg` to the specified feed with a timeout in seconds (default is 2700):
 
-`choco push --source {{https://push.chocolatey.org/}} --execution-timeout {{500}}`
+`choco push {{[-s|--source]}} {{https://push.chocolatey.org/}} {{[--timeout|--execution-timeout]}} {{500}}`

tldr/windows/choco-search

@@ -18,16 +18,16 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Only include exact matches in the results:
 
-`choco search {{query}} --exact`
+`choco search {{query}} {{[-e|--exact]}}`
 
 - Confirm all prompts automatically:
 
-`choco search {{query}} --yes`
+`choco search {{query}} {{[-y|--yes]}}`
 
 - Specify a custom source to search for packages in:
 
-`choco search {{query}} --source {{source_url|alias}}`
+`choco search {{query}} {{[-s|--source]}} {{source_url|alias}}`
 
 - Provide a username and password for authentication:
 
-`choco search {{query}} --user {{username}} --password {{password}}`
+`choco search {{query}} {{[-u|--user]}} {{username}} {{[-p|--password]}} {{password}}`

tldr/windows/choco-source

@@ -14,12 +14,12 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Add a new package source:
 
-`choco source add --name {{name}} --source {{url}}`
+`choco source add {{[-n|--name]}} {{name}} {{[-s|--source]}} {{url}}`
 
 - Add a new package source with credentials:
 
-`choco source add --name {{name}} --source {{url}} --user {{username}} --password {{password}}`
+`choco source add {{[-n|--name]}} {{name}} {{[-s|--source]}} {{url}} {{[-u|--user]}} {{username}} {{[-p|--password]}} {{password}}`
 
 - Add a new package source with a client certificate:
 
-`choco source add --name {{name}} --source {{url}} --cert {{path	o
+`choco source add {{[-n|--name]}} {{name}} {{[-s|--source]}} {{url}} --cert {{path	o