Update README.md

Author: aatul

README.md

@@ -23,7 +23,7 @@ Looking forward to appear in Java Interview, here are the key Java Interview Que
 | 16 |[Difference between SPRING CORE & SPRING BOOT?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#16difference-between-spring-core--spring-boot) |
 | 17 |[REST API? What’s the benefit of using JSON over XML?](https://github.com/aatul/Java-Interview-Questions-Answers/edit/master/README.md#17rest-api-whats-the-benefit-of-using-json-over-xml) |
 | 18 |[What are the different methods of session management in servlets?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#18what-are-the-different-methods-of-session-management-in-servlets) |
-| 19 |[Let's talk about SOLID design principles. Could you quickly explain what are the main design principles in the current project?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#19-lets-talk-about-solid-design-principles-could-you-quickly-explain-what-are-the-main-design-principles-in-the-current-project) |
+| 19 |[Let's talk about SOLID design principles. Could you quickly explain what are the main design principles in the current project?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#19-lets-talk-about-solid-design-principles-could-you-quickly-explain-what-are-the-main-design-principles-in-the-current-project) |
 | 20 |[Difference between wait and notify() work in Java?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#20difference-between-wait-and-notify-work-in-java) |
 | 21 |[What are Different scopes of java variable?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#21what-are-different-scopes-of-java-variable) |
 | 22 |[How do you read data from a flat file in java?](https://github.com/aatul/Java-Interview-Questions-Answers/blob/master/README.md#22how-do-you-read-data-from-a-flat-file-in-java) |