diff --git a/core-java-arrays/README.md b/core-java-arrays/README.md
new file mode 100644
index 0000000000..bda2cf90bf
--- /dev/null
+++ b/core-java-arrays/README.md
@@ -0,0 +1,15 @@
+=========
+
+## Core Java Arrays Cookbooks and Examples
+
+### Relevant Articles: 
+- [How to Copy an Array in Java](http://www.baeldung.com/java-array-copy)
+- [Check if a Java Array Contains a Value](http://www.baeldung.com/java-array-contains-value)
+- [Initializing Arrays in Java](http://www.baeldung.com/java-initialize-array)
+- [Guide to the java.util.Arrays Class](http://www.baeldung.com/java-util-arrays)
+- [Jagged Arrays In Java](http://www.baeldung.com/java-jagged-arrays)
+- [Find Sum and Average in a Java Array](http://www.baeldung.com/java-array-sum-average)
+- [Arrays in Java: A Reference Guide](https://www.baeldung.com/java-arrays-guide)
+- [How to Invert an Array in Java](http://www.baeldung.com/java-invert-array)
+- [Array Operations in Java](http://www.baeldung.com/java-common-array-operations)
+
diff --git a/core-java-lang/README.md b/core-java-lang/README.md
new file mode 100644
index 0000000000..85312cba68
--- /dev/null
+++ b/core-java-lang/README.md
@@ -0,0 +1,59 @@
+=========
+
+## Core Java Lang Cookbooks and Examples
+
+### Relevant Articles: 
+- [Guide to Java Reflection](http://www.baeldung.com/java-reflection)
+- [Introduction to Java Generics](http://www.baeldung.com/java-generics)
+- [Generate equals() and hashCode() with Eclipse](http://www.baeldung.com/java-eclipse-equals-and-hashcode)
+- [Chained Exceptions in Java](http://www.baeldung.com/java-chained-exceptions)
+- [Java Primitive Conversions](http://www.baeldung.com/java-primitive-conversions)
+- [Call Methods at Runtime Using Java Reflection](http://www.baeldung.com/java-method-reflection)
+- [Iterating Over Enum Values in Java](http://www.baeldung.com/java-enum-iteration)
+- [Changing Annotation Parameters At Runtime](http://www.baeldung.com/java-reflection-change-annotation-params)
+- [Dynamic Proxies in Java](http://www.baeldung.com/java-dynamic-proxies)
+- [Java Double Brace Initialization](http://www.baeldung.com/java-double-brace-initialization)
+- [Guide to hashCode() in Java](http://www.baeldung.com/java-hashcode)
+- [Guide to the Diamond Operator in Java](http://www.baeldung.com/java-diamond-operator)
+- [A Guide to the Static Keyword in Java](http://www.baeldung.com/java-static)
+- [Quick Example - Comparator vs Comparable in Java](http://www.baeldung.com/java-comparator-comparable)
+- [The Java continue and break Keywords](http://www.baeldung.com/java-continue-and-break)
+- [A Guide to Java Initialization](http://www.baeldung.com/java-initialization)
+- [Nested Classes in Java](http://www.baeldung.com/java-nested-classes)
+- [A Guide to Java Loops](http://www.baeldung.com/java-loops)
+- [Varargs in Java](http://www.baeldung.com/java-varargs)
+- [A Guide to Inner Interfaces in Java](http://www.baeldung.com/java-inner-interfaces)
+- [Polymorphism in Java](http://www.baeldung.com/java-polymorphism)
+- [Recursion In Java](http://www.baeldung.com/java-recursion)
+- [A Guide to the finalize Method in Java](http://www.baeldung.com/java-finalize)
+- [Method Overloading and Overriding in Java](http://www.baeldung.com/java-method-overload-override)
+- [How to Make a Deep Copy of an Object in Java](http://www.baeldung.com/java-deep-copy)
+- [Guide to Inheritance in Java](http://www.baeldung.com/java-inheritance)
+- [Object Type Casting in Java](http://www.baeldung.com/java-type-casting)
+- [The "final" Keyword in Java](http://www.baeldung.com/java-final)
+- [A Guide to Java Enums](http://www.baeldung.com/a-guide-to-java-enums)
+- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
+- [Quick Guide to java.lang.System](http://www.baeldung.com/java-lang-system)
+- [Type Erasure in Java Explained](http://www.baeldung.com/java-type-erasure)
+- [Using Java Assertions](http://www.baeldung.com/java-assert)
+- [Pass-By-Value as a Parameter Passing Mechanism in Java](http://www.baeldung.com/java-pass-by-value-or-pass-by-reference)
+- [Variable and Method Hiding in Java](http://www.baeldung.com/java-variable-method-hiding)
+- [Access Modifiers in Java](http://www.baeldung.com/java-access-modifiers)
+- [Guide to the super Java Keyword](http://www.baeldung.com/java-super)
+- [Guide to the this Java Keyword](http://www.baeldung.com/java-this)
+- [Immutable Objects in Java](http://www.baeldung.com/java-immutable-object)
+- [ClassNotFoundException vs NoClassDefFoundError](http://www.baeldung.com/java-classnotfoundexception-and-noclassdeffounderror)
+- [The StackOverflowError in Java](http://www.baeldung.com/java-stack-overflow-error)
+- [Create a Custom Exception in Java](http://www.baeldung.com/java-new-custom-exception)
+- [Exception Handling in Java](http://www.baeldung.com/java-exceptions)
+- [Differences Between Final, Finally and Finalize in Java](https://www.baeldung.com/java-final-finally-finalize)
+- [Static and Dynamic Binding in Java](https://www.baeldung.com/java-static-dynamic-binding)
+- [Difference Between Throw and Throws in Java](https://www.baeldung.com/java-throw-throws)
+- [Synthetic Constructs in Java](https://www.baeldung.com/java-synthetic)
+- [Java Switch Statement](https://www.baeldung.com/java-switch)
+- [The Modulo Operator in Java](https://www.baeldung.com/modulo-java)
+- [Ternary Operator In Java](https://www.baeldung.com/java-ternary-operator)
+- [How to Separate Double into Integer and Decimal Parts](https://www.baeldung.com/java-separate-double-into-integer-decimal-parts)
+- [“Sneaky Throws” in Java](http://www.baeldung.com/java-sneaky-throws)
+- [Inheritance and Composition (Is-a vs Has-a relationship) in Java](http://www.baeldung.com/java-inheritance-composition)
+
diff --git a/core-java/README.md b/core-java/README.md
index 10fbdb87a7..2be137add6 100644
--- a/core-java/README.md
+++ b/core-java/README.md
@@ -6,101 +6,56 @@
 - [Java Timer](http://www.baeldung.com/java-timer-and-timertask)
 - [How to Run a Shell Command in Java](http://www.baeldung.com/run-shell-command-in-java)
 - [MD5 Hashing in Java](http://www.baeldung.com/java-md5)
-- [Guide to Java Reflection](http://www.baeldung.com/java-reflection)
 - [A Guide to Java Sockets](http://www.baeldung.com/a-guide-to-java-sockets)
-- [Java – Try with Resources](http://www.baeldung.com/java-try-with-resources)
 - [Guide to the Fork/Join Framework in Java](http://www.baeldung.com/java-fork-join)
 - [How to Print Screen in Java](http://www.baeldung.com/print-screen-in-java)
-- [Introduction to Java Generics](http://www.baeldung.com/java-generics)
-- [Generate equals() and hashCode() with Eclipse](http://www.baeldung.com/java-eclipse-equals-and-hashcode)
 - [A Guide To Java Regular Expressions API](http://www.baeldung.com/regular-expressions-java)
 - [Sorting in Java](http://www.baeldung.com/java-sorting)
 - [Getting Started with Java Properties](http://www.baeldung.com/java-properties)
-- [Grep in Java](http://www.baeldung.com/grep-in-java)
 - [Pattern Search with Grep in Java](http://www.baeldung.com/grep-in-java)
 - [URL Encoding and Decoding in Java](http://www.baeldung.com/java-url-encoding-decoding)
-- [The Basics of Java Generics](http://www.baeldung.com/java-generics)
 - [How to Create an Executable JAR with Maven](http://www.baeldung.com/executable-jar-with-maven)
 - [How to Design a Genetic Algorithm in Java](http://www.baeldung.com/java-genetic-algorithm)
 - [Basic Introduction to JMX](http://www.baeldung.com/java-management-extensions)
 - [AWS Lambda With Java](http://www.baeldung.com/java-aws-lambda)
 - [Introduction to Nashorn](http://www.baeldung.com/java-nashorn)
-- [Chained Exceptions in Java](http://www.baeldung.com/java-chained-exceptions)
-- [Java Primitive Conversions](http://www.baeldung.com/java-primitive-conversions)
 - [Java Money and the Currency API](http://www.baeldung.com/java-money-and-currency)
 - [JVM Log Forging](http://www.baeldung.com/jvm-log-forging)
 - [Guide to sun.misc.Unsafe](http://www.baeldung.com/java-unsafe)
 - [How to Perform a Simple HTTP Request in Java](http://www.baeldung.com/java-http-request)
-- [Call Methods at Runtime Using Java Reflection](http://www.baeldung.com/java-method-reflection)
 - [How to Add a Single Element to a Stream](http://www.baeldung.com/java-stream-append-prepend)
-- [Iterating Over Enum Values in Java](http://www.baeldung.com/java-enum-iteration)
 - [Kotlin Java Interoperability](http://www.baeldung.com/kotlin-java-interoperability)
-- [Changing Annotation Parameters At Runtime](http://www.baeldung.com/java-reflection-change-annotation-params)
 - [How to Find all Getters Returning Null](http://www.baeldung.com/java-getters-returning-null)
-- [Changing the Order in a Sum Operation Can Produce Different Results?](http://www.baeldung.com/java-floating-point-sum-order)
 - [How to Get a Name of a Method Being Executed?](http://www.baeldung.com/java-name-of-executing-method)
-- [Dynamic Proxies in Java](http://www.baeldung.com/java-dynamic-proxies)
-- [How to Copy an Array in Java](http://www.baeldung.com/java-array-copy)
 - [Converting a Stack Trace to a String in Java](http://www.baeldung.com/java-stacktrace-to-string)
-- [Java Double Brace Initialization](http://www.baeldung.com/java-double-brace-initialization)
-- [The StackOverflowError in Java](http://www.baeldung.com/java-stack-overflow-error)
 - [Introduction to Java Serialization](http://www.baeldung.com/java-serialization)
-- [ClassNotFoundException vs NoClassDefFoundError](http://www.baeldung.com/java-classnotfoundexception-and-noclassdeffounderror)
 - [Guide to UUID in Java](http://www.baeldung.com/java-uuid)
 - [Guide to Escaping Characters in Java RegExps](http://www.baeldung.com/java-regexp-escape-char)
-- [Guide to hashCode() in Java](http://www.baeldung.com/java-hashcode)
 - [Difference between URL and URI](http://www.baeldung.com/java-url-vs-uri)
 - [Broadcasting and Multicasting in Java](http://www.baeldung.com/java-broadcast-multicast)
 - [Period and Duration in Java](http://www.baeldung.com/java-period-duration)
-- [Guide to the Diamond Operator in Java](http://www.baeldung.com/java-diamond-operator)
-- [“Sneaky Throws” in Java](http://www.baeldung.com/java-sneaky-throws)
 - [OutOfMemoryError: GC Overhead Limit Exceeded](http://www.baeldung.com/java-gc-overhead-limit-exceeded)
 - [Creating a Java Compiler Plugin](http://www.baeldung.com/java-build-compiler-plugin)
-- [A Guide to the Static Keyword in Java](http://www.baeldung.com/java-static)
-- [Initializing Arrays in Java](http://www.baeldung.com/java-initialize-array)
-- [Quick Example - Comparator vs Comparable in Java](http://www.baeldung.com/java-comparator-comparable)
 - [Quick Guide to Java Stack](http://www.baeldung.com/java-stack)
-- [The Java continue and break Keywords](http://www.baeldung.com/java-continue-and-break)
 - [Guide to java.util.Formatter](http://www.baeldung.com/java-string-formatter)
-- [Check if a Java Array Contains a Value](http://www.baeldung.com/java-array-contains-value)
-- [How to Invert an Array in Java](http://www.baeldung.com/java-invert-array)
 - [Guide to the Cipher Class](http://www.baeldung.com/java-cipher-class)
-- [A Guide to Java Initialization](http://www.baeldung.com/java-initialization)
 - [Implementing a Binary Tree in Java](http://www.baeldung.com/java-binary-tree)
 - [A Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
-- [Nested Classes in Java](http://www.baeldung.com/java-nested-classes)
-- [A Guide to Java Loops](http://www.baeldung.com/java-loops)
-- [Varargs in Java](http://www.baeldung.com/java-varargs)
-- [A Guide to Inner Interfaces in Java](http://www.baeldung.com/java-inner-interfaces)
-- [Polymorphism in Java](http://www.baeldung.com/java-polymorphism)
-- [Recursion In Java](http://www.baeldung.com/java-recursion)
-- [A Guide to the finalize Method in Java](http://www.baeldung.com/java-finalize)
 - [Compiling Java *.class Files with javac](http://www.baeldung.com/javac)
-- [Method Overloading and Overriding in Java](http://www.baeldung.com/java-method-overload-override)
-- [Guide to ThreadLocalRandom in Java](http://www.baeldung.com/java-thread-local-random)
 - [A Guide to Iterator in Java](http://www.baeldung.com/java-iterator)
 - [The Trie Data Structure in Java](http://www.baeldung.com/trie-java)
 - [Introduction to Javadoc](http://www.baeldung.com/javadoc)
-- [How to Make a Deep Copy of an Object in Java](http://www.baeldung.com/java-deep-copy)
-- [Guide to Inheritance in Java](http://www.baeldung.com/java-inheritance)
 - [Guide to Externalizable Interface in Java](http://www.baeldung.com/java-externalizable)
-- [Object Type Casting in Java](http://www.baeldung.com/java-type-casting)
 - [A Practical Guide to DecimalFormat](http://www.baeldung.com/java-decimalformat)
 - [How to Detect the OS Using Java](http://www.baeldung.com/java-detect-os)
 - [ASCII Art in Java](http://www.baeldung.com/ascii-art-in-java)
-- [Inheritance and Composition (Is-a vs Has-a relationship) in Java](http://www.baeldung.com/java-inheritance-composition)
 - [Finding Max/Min of a List or Collection](http://www.baeldung.com/java-collection-min-max)
-- [The "final" Keyword in Java](http://www.baeldung.com/java-final)
 - [What is the serialVersionUID?](http://www.baeldung.com/java-serial-version-uid)
 - [A Guide To UDP In Java](http://www.baeldung.com/udp-in-java)
 - [A Guide to the Java LinkedList](http://www.baeldung.com/java-linkedlist)
-- [A Guide to Java Enums](http://www.baeldung.com/a-guide-to-java-enums)
 - [A Guide to the ResourceBundle](http://www.baeldung.com/java-resourcebundle)
-- [Quick Guide to java.lang.System](http://www.baeldung.com/java-lang-system)
 - [Class Loaders in Java](http://www.baeldung.com/java-classloaders)
-- [Find Sum and Average in a Java Array](http://www.baeldung.com/java-array-sum-average)
 - [Java List UnsupportedOperationException](http://www.baeldung.com/java-list-unsupported-operation-exception)
-- [Type Erasure in Java Explained](http://www.baeldung.com/java-type-erasure)
 - [Join and Split Arrays and Collections in Java](http://www.baeldung.com/java-join-and-split)
 - [Check If Two Lists are Equal in Java](http://www.baeldung.com/java-test-a-list-for-ordinality-and-equality)
 - [Sending Emails with Java](http://www.baeldung.com/java-email)
@@ -108,12 +63,6 @@
 - [Java KeyStore API](http://www.baeldung.com/java-keystore)
 - [Double-Checked Locking with Singleton](http://www.baeldung.com/java-singleton-double-checked-locking)
 - [Guide to Java Clock Class](http://www.baeldung.com/java-clock)
-- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
-- [Using Java Assertions](http://www.baeldung.com/java-assert)
-- [Pass-By-Value as a Parameter Passing Mechanism in Java](http://www.baeldung.com/java-pass-by-value-or-pass-by-reference)
-- [Variable and Method Hiding in Java](http://www.baeldung.com/java-variable-method-hiding)
-- [Access Modifiers in Java](http://www.baeldung.com/java-access-modifiers)
-- [Infinite Loops in Java](http://www.baeldung.com/infinite-loops-java)
 - [Introduction to Creational Design Patterns](http://www.baeldung.com/creational-design-patterns)
 - [Proxy, Decorator, Adapter and Bridge Patterns](http://www.baeldung.com/java-structural-design-patterns)
 - [Singletons in Java](http://www.baeldung.com/java-singleton)
@@ -121,42 +70,26 @@
 - [The Observer Pattern in Java](http://www.baeldung.com/java-observer-pattern)
 - [Service Locator Pattern](http://www.baeldung.com/java-service-locator-pattern)
 - [The Thread.join() Method in Java](http://www.baeldung.com/java-thread-join)
-- [Guide to the super Java Keyword](http://www.baeldung.com/java-super)
-- [Guide to the this Java Keyword](http://www.baeldung.com/java-this)
-- [Jagged Arrays In Java](http://www.baeldung.com/java-jagged-arrays)
 - [Importance of Main Manifest Attribute in a Self-Executing JAR](http://www.baeldung.com/java-jar-executable-manifest-main-class)
 - [How to Get the File Extension of a File in Java](http://www.baeldung.com/java-file-extension)
-- [Immutable Objects in Java](http://www.baeldung.com/java-immutable-object)
 - [Console I/O in Java](http://www.baeldung.com/java-console-input-output)
-- [Guide to the java.util.Arrays Class](http://www.baeldung.com/java-util-arrays)
-- [Create a Custom Exception in Java](http://www.baeldung.com/java-new-custom-exception)
 - [Java Global Exception Handler](http://www.baeldung.com/java-global-exception-handler)
 - [Encrypting and Decrypting Files in Java](http://www.baeldung.com/java-cipher-input-output-stream)
 - [How to Get the Size of an Object in Java](http://www.baeldung.com/java-size-of-object)
-- [Exception Handling in Java](http://www.baeldung.com/java-exceptions)
 - [Guide to Java Instrumentation](http://www.baeldung.com/java-instrumentation)
 - [Getting a File’s Mime Type in Java](http://www.baeldung.com/java-file-mime-type)
 - [Common Java Exceptions](http://www.baeldung.com/java-common-exceptions)
 - [Java Constructors vs Static Factory Methods](https://www.baeldung.com/java-constructors-vs-static-factory-methods)
-- [Differences Between Final, Finally and Finalize in Java](https://www.baeldung.com/java-final-finally-finalize)
-- [Static and Dynamic Binding in Java](https://www.baeldung.com/java-static-dynamic-binding)
 - [Java List Initialization in One Line](https://www.baeldung.com/java-init-list-one-line)
-- [Difference Between Throw and Throws in Java](https://www.baeldung.com/java-throw-throws)
 - [ClassCastException: Arrays$ArrayList cannot be cast to ArrayList](https://www.baeldung.com/java-classcastexception-arrays-arraylist)
 - [Throw Exception in Optional in Java 8](https://www.baeldung.com/java-optional-throw-exception)
 - [Add a Character to a String at a Given Position](https://www.baeldung.com/java-add-character-to-string)
-- [Synthetic Constructs in Java](https://www.baeldung.com/java-synthetic)
 - [Calculating the nth Root in Java](https://www.baeldung.com/java-nth-root)
 - [Convert Double to String, Removing Decimal Places](https://www.baeldung.com/java-double-to-string)
 - [Different Ways to Capture Java Heap Dumps](https://www.baeldung.com/java-heap-dump-capture)
-- [How to Separate Double into Integer and Decimal Parts](https://www.baeldung.com/java-separate-double-into-integer-decimal-parts)
 - [ZoneOffset in Java](https://www.baeldung.com/java-zone-offset)
 - [Hashing a Password in Java](https://www.baeldung.com/java-password-hashing)
-- [Java Switch Statement](https://www.baeldung.com/java-switch)
-- [The Modulo Operator in Java](https://www.baeldung.com/modulo-java)
-- [Ternary Operator In Java](https://www.baeldung.com/java-ternary-operator)
 - [Merging java.util.Properties Objects](https://www.baeldung.com/java-merging-properties)
 - [Understanding Memory Leaks in Java](https://www.baeldung.com/java-memory-leaks)
-- [Arrays in Java: A Reference Guide](https://www.baeldung.com/java-arrays-guide)
 - [A Guide to SimpleDateFormat](https://www.baeldung.com/java-simple-date-format)
 - [SSL Handshake Failures](https://www.baeldung.com/java-ssl-handshake-failures)