Avoid confusing prototype methods for static methods

Correct: `Array.from()` (it’s a static method)
Incorrect: `Array.join()` (doesn’t exist; it’s a prototype method)

This patch uses the common `#` syntax to denote `.prototype.`.

snippets/bindKey.md

@@ -2,7 +2,7 @@
 
 Creates a function that invokes the method at a given key of an object, optionally adding any additional supplied parameters to the beginning of the arguments.
 
-Return a `function` that uses `Function.apply()` to bind `context[fn]` to `context`.
+Return a `function` that uses `Function.prototype.apply()` to bind `context[fn]` to `context`.
 Use the spread operator (`...`) to prepend any additional supplied parameters to the arguments.
 
 ```js