From 89c19ba278ff2e88f85eb5b228244d5c1f1d4255 Mon Sep 17 00:00:00 2001
From: edizor <113095366+edizor@users.noreply.github.com>
Date: Wed, 17 May 2023 20:33:02 +0800
Subject: [PATCH] Update README.md

[skip ci]
---
 core-java-modules/core-java-string-apis-2/README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/core-java-modules/core-java-string-apis-2/README.md b/core-java-modules/core-java-string-apis-2/README.md
index 5476e91169..d1ec0d8388 100644
--- a/core-java-modules/core-java-string-apis-2/README.md
+++ b/core-java-modules/core-java-string-apis-2/README.md
@@ -4,3 +4,4 @@ This module contains articles about string APIs.
 
 ### Relevant Articles:
 - [Retain Only Digits and Decimal Separator in String](https://www.baeldung.com/java-string-retain-digits-decimal)
+- [Difference Between null and Empty String in Java](https://www.baeldung.com/java-string-null-vs-empty)