Merge pull request #794 from rcalago/master

Update on README.md

Author: lor6

core-kotlin-modules/core-kotlin-collections-5/README.md

@@ -9,3 +9,4 @@ This module contains articles about core Kotlin collections.
 - [Determine if All Elements Are the Same in a Kotlin List](https://www.baeldung.com/kotlin/list-all-elements-equal-check)
 - [Convert an Array to a String](https://www.baeldung.com/kotlin/array-string-conversion)
 - [Convert Any to Int in Kotlin](https://www.baeldung.com/kotlin/type-any-int-conversion)
+- [Convert String Array to Int Array in Kotlin](https://www.baeldung.com/kotlin/array-string-integer-conversion)

core-kotlin-modules/core-kotlin-collections-list-2/README.md

@@ -4,3 +4,4 @@
 - [How to Convert a Type-Erased List to an Array in Kotlin](https://www.baeldung.com/kotlin/type-erased-list-array-conversion)
 - [How to Remove Null and Empty Values from a List in Kotlin](https://www.baeldung.com/kotlin/lists-remove-null-empty-values)
 - [How to Initialize a List of Lists in Kotlin](https://www.baeldung.com/kotlin/list-of-lists)
+- [How to Change a Value in a Mutable List in Kotlin](https://www.baeldung.com/kotlin/list-mutable-change-element)

core-kotlin-modules/core-kotlin-files/README.md

@@ -2,3 +2,4 @@
 
 - [Listing Files Recursively in Kotlin](https://www.baeldung.com/kotlin/list-files-recursively)
 - [Kotlin Path API](https://www.baeldung.com/kotlin/kotlin-path-api)
+- [Delete Files and Subdirectories in a Directory in Kotlin](https://www.baeldung.com/kotlin/delete-directories-with-contents)