Update cheatsheets

tldr/linux/lid.idutils

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# lid
+
+> Query an ID database for tokens matching a pattern.
+> Note: An ID database must first be built using `mkid`.
+> More information: <https://www.gnu.org/software/idutils/manual/html_node/lid-invocation.html>.
+
+- List all tokens and their file locations in the ID database:
+
+`lid`
+
+- Find files containing a specific token:
+
+`lid {{token}}`
+
+- Find tokens matching a pattern, ignoring case:
+
+`lid {{[-i|--ignore-case]}} {{token}}`
+
+- Find tokens matching an extended regular expression:
+
+`lid {{[-r|--regexp]}} "{{pattern}}"`
+
+- Output matching lines in grep-style format:
+
+`lid {{[-R|--result]}} grep {{token}}`
+
+- Find tokens that appear only once (useful for finding unused definitions):
+
+`lid {{[-F|--frequency]}} 1`

tldr/linux/mkid

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# mkid
+
+> Build an ID database for use with `lid` and other idutils tools.
+> More information: <https://www.gnu.org/software/idutils/manual/html_node/mkid-invocation.html>.
+
+- Build an ID database for the current directory:
+
+`mkid`
+
+- Build an ID database for specific directories:
+
+`mkid {{path/to/directory1 path/to/directory2 ...}}`
+
+- Build an ID database and save it to a specific file:
+
+`mkid {{[-o|--output]}} {{path/to/database.id}}`
+
+- Include only specific languages:
+
+`mkid {{[-i|--include]}} "{{language1 language2 ...}}"`
+
+- Exclude specific directories from indexing:
+
+`mkid {{[-p|--prune]}} {{path/to/excluded_directory}}`
+
+- Display statistics after building the database:
+
+`mkid {{[-s|--statistics]}}`