Update cheatsheets

osx/caffeinate

@@ -0,0 +1,29 @@
+---
+syntax: markdown
+tags: [tldr, osx]
+source: https://github.com/tldr-pages/tldr.git
+---
+# caffeinate
+
+> Prevent macOS from sleeping.
+> More information: <https://keith.github.io/xcode-man-pages/caffeinate.8.html>.
+
+- Prevent from sleeping for 1 hour (3600 seconds):
+
+`caffeinate -u -t {{3600}}`
+
+- Prevent from sleeping until a command completes:
+
+`caffeinate -s "{{command}}"`
+
+- Prevent from sleeping until a process with the specified PID completes:
+
+`caffeinate -w {{pid}}`
+
+- Prevent from sleeping (use `Ctrl + C` to exit):
+
+`caffeinate -i`
+
+- Prevent disk from sleeping (use `Ctrl + C` to exit):
+
+`caffeinate -m`