Update cheatsheets

tldr/hostname

@@ -14,7 +14,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Show the network address of the host name:
 
-`hostname {{[-i|--ip-addresses]}}`
+`hostname {{[-i|--ip-address]}}`
 
 - Show the FQDN (Fully Qualified Domain Name):
 

tldr/jj

@@ -0,0 +1,34 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj
+
+> Jujutsu, a version control system.
+> Some subcommands such as `log`, `desc`, `new`, `git`, etc. have their own usage documentation.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/>.
+
+- Update description of the revisions specified by given revsets (e.g. `B::D`, `A..D`, `B|C|D`, etc.):
+
+`jj describe {{[-r|--revision]}} {{revsets}}`
+
+- Create a new commit/revision on top of a given revision :
+
+`jj new {{revset}}`
+
+- Create a new merge commit on top of multiple revisions:
+
+`jj new {{revset1 revset2 ...}}`
+
+- Execute a jj subcommand without snapshotting the working copy:
+
+`jj --ignore-working-copy {{subcommand}}`
+
+- Execute a jj subcommand at an operation:
+
+`jj {{[--at-op|--at-operation]}} {{operation}} {{subcommand}}`
+
+- Display help for a specific subcommand (like `new`, `commit`, `desc`, etc.):
+
+`jj help {{subcommand}}`

tldr/jj-bookmark

@@ -0,0 +1,34 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj bookmark
+
+> Manage bookmarks in a `jj` repository.
+> When using a Git backend, bookmarks correspond to Git branches.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-bookmark>.
+
+- Create a new bookmark at the given revision:
+
+`jj bookmark create {{[-r|--revision]}} {{revision}} {{name}}`
+
+- List all existing bookmarks and their targets:
+
+`jj bookmark list`
+
+- Move an existing bookmark to another revision:
+
+`jj bookmark move {{[-t|--to]}} {{revision}} {{name}}`
+
+- Track given remote bookmarks:
+
+`jj bookmark track {{name}}@{{remote}}`
+
+- Delete a bookmark, and propagate the deletion to remotes on the next push:
+
+`jj bookmark delete {{name}}`
+
+- Forget a bookmark locally, without marking its deletion to be pushed:
+
+`jj bookmark forget {{name}}`

tldr/jj-diff

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj diff
+
+> Compare file contents between two revisions.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-diff>.
+
+- Show changes of current revision:
+
+`jj diff`
+
+- Show changes of given revsets (e.g. `B::D`, `A..D`, `B|C|D`, etc.):
+
+`jj diff {{[-r|--revisions]}} {{revsets}}`
+
+- Show changes from given revision to given revision:
+
+`jj diff {{[-f|--from]}} {{from_revset}} {{[-t|--to]}} {{to_revset}}`
+
+- Show diff statistics:
+
+`jj diff --stat`
+
+- Show a Git-format diff:
+
+`jj diff --git`

tldr/jj-git

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj git
+
+> Run Git-related commands for a `jj` repository.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-git>.
+
+- Create a new Git backed repository:
+
+`jj git init`
+
+- Create a new repository backed by a clone of a Git repository:
+
+`jj git clone {{source}}`
+
+- Fetch from a Git remote:
+
+`jj git fetch`
+
+- Push all tracked bookmarks to Git remote:
+
+`jj git push`
+
+- Push given bookmark to Git remote:
+
+`jj git push {{[-b|--bookmark]}} {{bookmark}}`

tldr/jj-log

@@ -0,0 +1,21 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj log
+
+> Show revision history as a graph.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-log>.
+
+- Show revision history as a graph:
+
+`jj log`
+
+- Show only given revsets (e.g. `B::D`, `A..D`, `B|C|D`, etc.):
+
+`jj log {{[-r|--revisions]}} {{revsets}}`
+
+- Show log with a particular template for each line (e.g. 5 characters of commit hash and author):
+
+`jj log {{[-T|--template]}} 'commit_id.shortest(5) ++ " " ++ author'`

tldr/jj-operation

@@ -0,0 +1,33 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj operation
+
+> Work with the operation log of a `jj` repository.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-operation>.
+
+- Show operation log:
+
+`jj {{[op|operation]}} log`
+
+- Undo the last operation:
+
+`jj {{[op|operation]}} undo`
+
+- Undo a given operation:
+
+`jj {{[op|operation]}} undo {{operation}}`
+
+- Restore the repository to its state at a given operation:
+
+`jj {{[op|operation]}} restore {{operation}}`
+
+- Show changes to the repository in an operation:
+
+`jj {{[op|operation]}} show {{operation}}`
+
+- Show stat, summary and patch of modifications of an operation:
+
+`jj {{[op|operation]}} show {{--stat}} {{[-s|--summary]}} {{[-p|--patch]}} {{operation}}`

tldr/jj-status

@@ -0,0 +1,14 @@
+---
+syntax: markdown
+tags: [tldr, common]
+source: https://github.com/tldr-pages/tldr.git
+---
+# jj status
+
+> Show high-level repository status.
+> This includes the working copy commit and its parents, and a summary of the changes in the working copy and any existing conflicts in the working copy.
+> More information: <https://jj-vcs.github.io/jj/latest/cli-reference/#jj-status>.
+
+- Show high-level status of the repository:
+
+`jj status`

tldr/linux/dex

@@ -14,15 +14,15 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Execute all programs in the specified folders:
 
-`dex {{[-a|--autostart]} {{[-s|--search-paths]}} {{path/to/directory1}}:{{path/to/directory2}}:{{path/to/directory3}}:`
+`dex {{[-a|--autostart]}} {{[-s|--search-paths]}} {{path/to/directory1}}:{{path/to/directory2}}:{{path/to/directory3}}:`
 
 - Preview the programs would be executed in a GNOME specific autostart:
 
-`dex {{[-a|--autostart]} {{[-e|--environment]}} {{GNOME}}`
+`dex {{[-a|--autostart]}} {{[-e|--environment]}} {{GNOME}}`
 
 - Preview the programs would be executed in a regular autostart:
 
-`dex {{[-a|--autostart]} {{[-d|--dry-run]}}`
+`dex {{[-a|--autostart]}} {{[-d|--dry-run]}}`
 
 - Preview the value of the DesktopEntry property `Name`:
 

tldr/linux/fwupdmgr

@@ -28,3 +28,7 @@ source: https://github.com/tldr-pages/tldr.git
 - Remount `/boot` with more privileges if update complains about a read-only filesystem:
 
 `sudo mount {{[-o|--options]}} uid=1000,gid=1000,umask=0022 {{/dev/sdX}} /boot`
+
+- Show firmware update history:
+
+`fwupdmgr get-history`

tldr/linux/instaloader

@@ -39,4 +39,4 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Download all types of posts (login required):
 
-`instaloader {{[-l|--login]}} {{username}} {{[-p|--password]}} {{password}} {[-s|--stories]}} --igtv --highlights {{profile_name}}`
+`instaloader {{[-l|--login]}} {{username}} {{[-p|--password]}} {{password}} {{[-s|--stories]}} --igtv --highlights {{profile_name}}`

tldr/linux/lxc-start

@@ -18,7 +18,7 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Start a container in the foreground:
 
-`sudo lxc-start {{container_name}} {{[-F|--foreground]]}`
+`sudo lxc-start {{container_name}} {{[-F|--foreground]}}`
 
 - Exit out of a foreground container (run this in a separate terminal):
 

tldr/tcpdump

@@ -16,26 +16,26 @@ source: https://github.com/tldr-pages/tldr.git
 
 `sudo tcpdump {{[-i|--interface]}} {{eth0}}`
 
-- Capture all TCP traffic showing contents (ASCII) in console:
+- Capture all TCP traffic showing contents ([A]SCII) in console:
 
-`tcpdump -A tcp`
+`sudo tcpdump -A tcp`
 
 - Capture the traffic from or to a host:
 
-`tcpdump host {{www.example.com}}`
+`sudo tcpdump host {{www.example.com}}`
 
 - Capture the traffic from a specific interface, source, destination and destination port:
 
-`sudo tcpdump {{[-i|--interface]} {{eth0}} src {{192.168.1.1}} and dst {{192.168.1.2}} and dst port {{80}}`
+`sudo tcpdump {{[-i|--interface]}} {{eth0}} src {{192.168.1.1}} and dst {{192.168.1.2}} and dst port {{80}}`
 
 - Capture the traffic of a network:
 
-`tcpdump net {{192.168.1.0/24}}`
+`sudo tcpdump net {{192.168.1.0/24}}`
 
-- Capture all traffic except traffic over port 22 and save to a dump file:
+- Capture all traffic except traffic over port 22 and [w]rite to a dump file:
 
-`tcpdump -w {{dumpfile.pcap}} port not {{22}}`
+`sudo tcpdump -w {{dumpfile.pcap}} port not {{22}}`
 
-- Read from a given dump file:
+- [r]ead from a given dump file:
 
 `tcpdump -r {{dumpfile.pcap}}`

tldr/zellij

@@ -11,15 +11,15 @@ source: https://github.com/tldr-pages/tldr.git
 
 - Start a new named session:
 
-`zellij --session {{name}}`
+`zellij {{[-s|--session]}} {{name}}`
 
 - List existing sessions:
 
-`zellij list-sessions`
+`zellij {{[ls|list-sessions]}}`
 
 - Attach to the most recently used session:
 
-`zellij attach`
+`zellij {{[a|attach]}}`
 
 - Open a new pane (inside a zellij session):