Merge pull request #1195 from rcalago/master

Update on README.md

Author: lor6

scala-akka-3/README.md

@@ -0,0 +1,2 @@
+### Relevant Articles
+- [Testing Akka Streams](https://www.baeldung.com/scala/akka-streams-tests)

scala-core-collections-modules/scala-core-collections-3/README.md

@@ -5,3 +5,4 @@
 - [Get a List Item by Index in Scala](https://www.baeldung.com/scala/list-get-item-by-index)
 - [Moving Averages in Scala: A Tale of Two Approaches](https://www.baeldung.com/scala/moving-averages)
 - [Implement a Fixed-Size List in Scala](https://www.baeldung.com/scala/list-finite-size)
+- [Difference Between zip() and lazyZip() in Scala](https://www.baeldung.com/scala/zip-vs-lazyzip)