Update cheatsheets

osx/textutil

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, osx]
+source: https://github.com/tldr-pages/tldr.git
+---
+# textutil
+
+> Manipulate text files of various formats.
+> More information: <https://keith.github.io/xcode-man-pages/textutil.1.html>.
+
+- Display information about `foo.rtf`:
+
+`textutil -info {{path/to/foo.rtf}}`
+
+- Convert `foo.rtf` into `foo.html`:
+
+`textutil -convert {{html}} {{path/to/foo.rtf}}`
+
+- Convert rich text to normal text:
+
+`textutil {{path/to/foo.rtf}} -convert {{txt}}`
+
+- Convert `foo.txt` into `foo.rtf`, using Times 10 for the font:
+
+`textutil -convert {{rtf}} -font {{Times}} -fontsize {{10}} {{path/to/foo.txt}}`
+
+- Load all RTF files in the current directory, concatenates their contents, and writes the result out as `index.html` with the HTML title set to "Several Files":
+
+`textutil -cat {{html}} -title "Several Files" -output {{path/to/index.html}} *.rtf`