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/bindAll.md

@@ -2,7 +2,7 @@
 
 Binds methods of an object to the object itself, overwriting the existing method.
 
-Use `Array.forEach()` to return a `function` that uses `Function.apply()` to apply the given context (`obj`) to `fn` for each function specified.
+Use `Array.prototype.forEach()` to return a `function` that uses `Function.prototype.apply()` to apply the given context (`obj`) to `fn` for each function specified.
 
 ```js
 const bindAll = (obj, ...fns) =>