Update cheatsheets

tldr/cargo-clippy

@@ -24,6 +24,10 @@ source: https://github.com/tldr-pages/tldr.git
 
 `cargo clippy --package {{package}}`
 
+- Run checks for a lint group (see <https://rust-lang.github.io/rust-clippy/stable/index.html#?groups=cargo,complexity,correctness,deprecated,nursery,pedantic,perf,restriction,style,suspicious>):
+
+`cargo clippy -- --warn clippy::{{lint_group}}`
+
 - Treat warnings as errors:
 
 `cargo clippy -- --deny warnings`

tldr/tldr

@@ -32,3 +32,7 @@ source: https://github.com/tldr-pages/tldr.git
 - [l]ist all pages for the current platform and `common`:
 
 `tldr --list`
+
+- [l]ist all available subcommand pages for a command:
+
+`tldr --list | grep {{command}} | column`