diff --git a/jackson/src/test/java/org/baeldung/jackson/dtos/withEnum/TypeEnumSimple.java b/jackson/src/test/java/org/baeldung/jackson/dtos/withEnum/TypeEnumSimple.java
index 4cf71f7221..b76a5740ec 100644
--- a/jackson/src/test/java/org/baeldung/jackson/dtos/withEnum/TypeEnumSimple.java
+++ b/jackson/src/test/java/org/baeldung/jackson/dtos/withEnum/TypeEnumSimple.java
@@ -1,6 +1,5 @@
 package org.baeldung.jackson.dtos.withEnum;
 
-
 public enum TypeEnumSimple {
     TYPE1(1, "Type A"), TYPE2(2, "Type 2");
 
diff --git a/jackson/src/test/java/org/baeldung/jackson/test/JacksonCollectionDeserializationUnitTest.java b/jackson/src/test/java/org/baeldung/jackson/test/JacksonCollectionDeserializationUnitTest.java
index e2b3b35d72..c3d8153546 100644
--- a/jackson/src/test/java/org/baeldung/jackson/test/JacksonCollectionDeserializationUnitTest.java
+++ b/jackson/src/test/java/org/baeldung/jackson/test/JacksonCollectionDeserializationUnitTest.java
@@ -17,7 +17,6 @@ import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.type.CollectionType;
 import com.google.common.collect.Lists;
 
-
 public class JacksonCollectionDeserializationUnitTest {
 
     // tests - json to multiple entity
diff --git a/jackson/src/test/java/org/baeldung/jackson/test/JacksonSerializationIgnoreUnitTest.java b/jackson/src/test/java/org/baeldung/jackson/test/JacksonSerializationIgnoreUnitTest.java
index e9608ad7f0..062bcc99df 100644
--- a/jackson/src/test/java/org/baeldung/jackson/test/JacksonSerializationIgnoreUnitTest.java
+++ b/jackson/src/test/java/org/baeldung/jackson/test/JacksonSerializationIgnoreUnitTest.java
@@ -28,7 +28,6 @@ import com.fasterxml.jackson.databind.ser.PropertyWriter;
 import com.fasterxml.jackson.databind.ser.impl.SimpleBeanPropertyFilter;
 import com.fasterxml.jackson.databind.ser.impl.SimpleFilterProvider;
 
-
 public class JacksonSerializationIgnoreUnitTest {
 
     // tests - single entity to json
diff --git a/jackson/src/test/java/org/baeldung/jackson/try1/IEntity.java b/jackson/src/test/java/org/baeldung/jackson/try1/IEntity.java
index e7dfb560e2..ce4c83729a 100644
--- a/jackson/src/test/java/org/baeldung/jackson/try1/IEntity.java
+++ b/jackson/src/test/java/org/baeldung/jackson/try1/IEntity.java
@@ -1,4 +1,5 @@
 package org.baeldung.jackson.try1;
+
 public interface IEntity {
     public int getId();
 }
\ No newline at end of file
diff --git a/spring-exceptions/src/main/java/org/baeldung/persistence/service/impl/ChildService.java b/spring-exceptions/src/main/java/org/baeldung/persistence/service/impl/ChildService.java
index 4b66f3d2bd..89597313ea 100644
--- a/spring-exceptions/src/main/java/org/baeldung/persistence/service/impl/ChildService.java
+++ b/spring-exceptions/src/main/java/org/baeldung/persistence/service/impl/ChildService.java
@@ -8,7 +8,6 @@ import org.baeldung.persistence.service.IChildService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
-
 @Service
 public class ChildService extends AbstractService<Child> implements IChildService {
 
diff --git a/spring-jpa/src/main/java/org/baeldung/persistence/model/Bar.java b/spring-jpa/src/main/java/org/baeldung/persistence/model/Bar.java
index 154d529881..b602e57562 100644
--- a/spring-jpa/src/main/java/org/baeldung/persistence/model/Bar.java
+++ b/spring-jpa/src/main/java/org/baeldung/persistence/model/Bar.java
@@ -17,7 +17,6 @@ import javax.persistence.OrderBy;
 public class Bar implements Serializable {
     private static final long serialVersionUID = 1L;
 
-
     @Id
     @GeneratedValue(strategy = GenerationType.AUTO)
     private long id;
@@ -25,12 +24,10 @@ public class Bar implements Serializable {
     @Column(nullable = false)
     private String name;
 
-
     @OneToMany(mappedBy = "bar", fetch = FetchType.EAGER, cascade = CascadeType.ALL)
     @OrderBy("name ASC")
     List<Foo> fooList;
 
-
     public Bar() {
         super();
     }
diff --git a/spring-jpa/src/test/java/org/baeldung/persistence/service/FooServiceSortingTests.java b/spring-jpa/src/test/java/org/baeldung/persistence/service/FooServiceSortingTests.java
index baba4037f1..37ed1dc2f0 100644
--- a/spring-jpa/src/test/java/org/baeldung/persistence/service/FooServiceSortingTests.java
+++ b/spring-jpa/src/test/java/org/baeldung/persistence/service/FooServiceSortingTests.java
@@ -151,5 +151,4 @@ public class FooServiceSortingTests {
         }
     }
 
-
 }
diff --git a/spring-mvc-no-xml/src/main/java/org/baeldung/servlet/WebAppOld.java b/spring-mvc-no-xml/src/main/java/org/baeldung/servlet/WebAppOld.java
index 155597e888..a2589e465f 100644
--- a/spring-mvc-no-xml/src/main/java/org/baeldung/servlet/WebAppOld.java
+++ b/spring-mvc-no-xml/src/main/java/org/baeldung/servlet/WebAppOld.java
@@ -1,6 +1,5 @@
 package org.baeldung.servlet;
 
-
 //public class WebApp implements WebApplicationInitializer {
 //
 //    public WebApp() {