Update README.md

README.md

@@ -40,13 +40,16 @@ This repo is for my personal use with tips, tools, ready to use examples/explana
 > [int_overflow.rs](src/int_overflow.rs)  
 > [interior_mutability.rs](src/interior_mutability.rs)  
 > [iterators_aka_algorithms.rs](src/iterators_aka_algorithms.rs)  
+> [let_else.rs](src/let_else.rs)  
 > [match_.rs](src/match_.rs)  
 > [never_type_never_returns.rs](src/never_type_never_returns.rs)  
 > [newtype_pattern.rs](src/newtype_pattern.rs)
 > [re_export.rs](src/re_export.rs)  
 > [serde_json.rs](src/serde_json.rs)  
 > [smart_ptrs.rs](src/smart_ptrs.rs)  
 > [string_concat.rs](src/string_concat.rs)  
+> [trait_when_to_use_dyn_dispatch.rs](src/trait_when_to_use_dyn_dispatch.rs)    
+> [trait_simple_vs_enum.rs](src/trait_simple_vs_enum.rs)   
 > [trait_object_vs_struct_obj.rs](src/trait_object_vs_struct_obj.rs)  
 > [traits_associated_type_vs_generics.rs](src/traits_associated_type_vs_generics.rs)  
 > [traits_default_type_parameter.rs](src/traits_default_type_parameter.rs)