Update cheatsheets

tldr/grep

@@ -9,7 +9,7 @@ source: https://github.com/tldr-pages/tldr.git
 > See also: `regex`.
 > More information: <https://www.gnu.org/software/grep/manual/grep.html>.
 
-- Search for a pattern within a file:
+- Search for a pattern within files:
 
 `grep "{{search_pattern}}" {{path/to/file1 path/to/file2 ...}}`
 
@@ -17,13 +17,9 @@ source: https://github.com/tldr-pages/tldr.git
 
 `grep {{[-F|--fixed-strings]}} "{{exact_string}}" {{path/to/file}}`
 
-- Search for a pattern in all files recursively in a directory, showing line numbers of matches, ignoring binary files:
+- Search for a pattern in all files recursively in a directory, ignoring binary files:
 
-`grep {{[-rnI|--recursive --line-number --binary-files=without-match]}} "{{search_pattern}}" {{path/to/directory}}`
-
-- Use extended `regex`es (supports `?`, `+`, `{}`, `()`, and `|`), in case-insensitive mode:
-
-`grep {{[-Ei|--extended-regexp --ignore-case]}} "{{search_pattern}}" {{path/to/file}}`
+`grep {{[-rI|--recursive --binary-files=without-match]}} "{{search_pattern}}" {{path/to/directory}}`
 
 - Print 3 lines of [C]ontext around, [B]efore, or [A]fter each match:
 
@@ -33,10 +29,14 @@ source: https://github.com/tldr-pages/tldr.git
 
 `grep {{[-Hn|--with-filename --line-number]}} --color=always "{{search_pattern}}" {{path/to/file}}`
 
-- Search for lines matching a pattern, printing only the matched text:
+- Print only the matched text:
 
 `grep {{[-o|--only-matching]}} "{{search_pattern}}" {{path/to/file}}`
 
 - Read data from `stdin` and do not print lines that match a pattern:
 
 `cat {{path/to/file}} | grep {{[-v|--invert-match]}} "{{search_pattern}}"`
+
+- Use extended `regex`es (supports `?`, `+`, `{}`, `()`, and `|`), in case-insensitive mode:
+
+`grep {{[-Ei|--extended-regexp --ignore-case]}} "{{search_pattern}}" {{path/to/file}}`