Bake dates into snippets

snippets/check_prop.md

@@ -1,19 +1,21 @@
----
-title: check_prop
-tags: function,intermediate
----
-
-Creates a function that will invoke a predicate function for the specified property on a given object.
-
-- Return a `lambda` function that takes an object and applies the predicate function, `fn` to the specified property.
-
-```py
-def check_prop(fn, prop):
-  return lambda obj: fn(obj[prop])
-```
-
-```py
-check_age = check_prop(lambda x: x >= 18, 'age')
-user = {'name': 'Mark', 'age': 18}
-check_age(user) # True
-```
+---
+title: check_prop
+tags: function,intermediate
+firstSeen: 2020-01-02T16:49:25+02:00
+lastUpdated: 2020-11-02T19:27:07+02:00
+---
+
+Creates a function that will invoke a predicate function for the specified property on a given object.
+
+- Return a `lambda` function that takes an object and applies the predicate function, `fn` to the specified property.
+
+```py
+def check_prop(fn, prop):
+  return lambda obj: fn(obj[prop])
+```
+
+```py
+check_age = check_prop(lambda x: x >= 18, 'age')
+user = {'name': 'Mark', 'age': 18}
+check_age(user) # True
+```