Update cheatsheets

osx/mdls

@@ -0,0 +1,17 @@
+---
+syntax: markdown
+tags: [tldr, osx]
+source: https://github.com/tldr-pages/tldr.git
+---
+# mdls
+
+> Display the metadata attributes for a file.
+> More information: <https://keith.github.io/xcode-man-pages/mdls.1.html>.
+
+- Display the list of metadata attributes for file:
+
+`mdls {{path/to/file}}`
+
+- Display a specific metadata attribute:
+
+`mdls -name {{attribute}} {{path/to/file}}`