diff --git a/Twitter4J/pom.xml b/Twitter4J/pom.xml
index ebe5a7d409..7e41d8de76 100644
--- a/Twitter4J/pom.xml
+++ b/Twitter4J/pom.xml
@@ -17,11 +17,6 @@
 	</properties>
 
     <dependencies>
-	    <dependency>
-		    <groupId>org.twitter4j</groupId>
-		    <artifactId>twitter4j-core</artifactId>
-		    <version>4.0.6</version>
-		</dependency>
 		<dependency>
     		<groupId>org.twitter4j</groupId>
     		<artifactId>twitter4j-stream</artifactId>
diff --git a/Twitter4J/src/main/java/com/baeldung/Application.java b/Twitter4J/src/main/java/com/baeldung/Application.java
index f7da27db29..3f961ccb4f 100644
--- a/Twitter4J/src/main/java/com/baeldung/Application.java
+++ b/Twitter4J/src/main/java/com/baeldung/Application.java
@@ -28,11 +28,10 @@ public class Application {
 		 */
 //		ConfigurationBuilder cb = new ConfigurationBuilder();
 //		cb.setDebugEnabled(true)
-//		  .setOAuthConsumerKey("DPHTBsWWO42d8rzshxlK0OwSY")
-//		  .setOAuthConsumerSecret("ACLXkeRY98NiaVCG1ai8fdYt0GoEGJbFeTuxjulSCO7sLKqls1")
-//		  .setOAuthAccessToken("838080188214759428-9MSK1ddPTN5ZZHbddjFI7s75mYgmCFQ")
-//		  .setOAuthAccessTokenSecret("1eXAADpHShAzQh5hGWLBUQHLysOuAKIOapmQQ8U0OVk2c");
-//
+//		  .setOAuthConsumerKey("//TODO")
+//		  .setOAuthConsumerSecret("//TODO")
+//		  .setOAuthAccessToken("//TODO")
+//		  .setOAuthAccessTokenSecret("//TODO");
 //		TwitterFactory tf = new TwitterFactory(cb.build());
 //		Twitter twitter = tf.getSingleton();
 		
diff --git a/core-java/0.004102810554955205 b/core-java/0.004102810554955205
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/core-java/0.04832801936270381 b/core-java/0.04832801936270381
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/core-java/0.5633433244738808 b/core-java/0.5633433244738808
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/core-java/0.6256429734439612 b/core-java/0.6256429734439612
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/core-java/0.9799201796740292 b/core-java/0.9799201796740292
new file mode 100644
index 0000000000..e69de29bb2