Merge pull request #13675 from edizor/master

Update README

core-java-modules/core-java-14/README.md

@@ -13,3 +13,4 @@ This module contains articles about Java 14.
 - [New Features in Java 14](https://www.baeldung.com/java-14-new-features)
 - [Java 14 Record vs. Lombok](https://www.baeldung.com/java-record-vs-lombok)
 - [Record vs. Final Class in Java](https://www.baeldung.com/java-record-vs-final-class)
+- [Custom Constructor in Java Records](https://www.baeldung.com/java-records-custom-constructor)

core-java-modules/core-java-collections-list-5/README.md

@@ -5,3 +5,4 @@ This module contains articles about the Java List collection
 ### Relevant Articles:
 - [Java List Interface](https://www.baeldung.com/java-list-interface)
 - [Finding All Duplicates in a List in Java](https://www.baeldung.com/java-list-find-duplicates)
+- [Moving Items Around in an Arraylist](https://www.baeldung.com/java-arraylist-move-items)

core-java-modules/core-java-nio-2/README.md

@@ -14,4 +14,5 @@ This module contains articles about core Java non-blocking input and output (IO)
 - [What Is the Difference Between NIO and NIO.2?](https://www.baeldung.com/java-nio-vs-nio-2)
 - [Guide to ByteBuffer](https://www.baeldung.com/java-bytebuffer)
 - [Find Files that Match Wildcard Strings in Java](https://www.baeldung.com/java-files-match-wildcard-strings)
+- [Get the Desktop Path in Java](https://www.baeldung.com/java-desktop-path)
 - [[<-- Prev]](/core-java-modules/core-java-nio)

core-java-modules/core-java-streams-collect/README.md

@@ -1,2 +1,2 @@
 ## Relevant Articles:
-
+- [Can Stream.collect() Return the null Value?](https://www.baeldung.com/stream-collect-returning-null)

core-java-modules/core-java-streams-maps/README.md

@@ -1 +1,2 @@
 ## Relevant Articles:
+- [Handle Duplicate Keys When Producing Map Using Java Stream](https://www.baeldung.com/java-duplicate-keys-when-producing-map-using-stream)