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Java Collections Tutorial – 13 – List and ArrayList – A Summary

Java Collections Tutorial – 13 – List and ArrayList – A Summary Posted on April 18, 2018Leave a comment



Java Collections Tutorial – 13 – List and ArrayList. A Summary.

Java is one of the most popular object oriented programming languages. We take an hands-on approach using a combination of JShell(An awesome new feature in Java 9) and Eclipse as an IDE to illustrate more than 200 Java Coding Exercises, Puzzles and Code Examples.

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Step By Step Details
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– Step 01 – Java Collections – Section Overview with Need For Collections
– Step 02 – List Interface – Introduction – Position is King
– Step 03 – List Inteface – Immutability and Introduction of Implementations – ArrayList, LinkedList and Vector
– Step 04 – List Inteface Implementations – ArrayList vs LinkedList
– Step 05 – List Inteface Implementations – ArrayList vs Vector
– Step 06 – List Inteface – Methods to add, remove and change elements and lists
– Step 07 – List and ArrayList – Iterating around elements
– Step 08 – List and ArrayList – Choosing iteration approach for printing and deleting elements
– Step 09 – List and ArrayList – Puzzles – Type Safety and Removing Integers
– Step 10 – List and ArrayList – Sorting – Introduction to Collections sort static method
– Step 11 – List and ArrayList – Sorting – Implementing Comparable Inteface in Student Class
– Step 12 – List and ArrayList – Sorting – Providing Flexibility by implementing Comparator interface
– Step 13 – List and ArrayList – A Summary
– Step 14 – Set Interface – Introduction – No Duplication
– Step 15 – Understanding Data Structures – Array, LinkedList and Hashing
– Step 16 – Understanding Data Structures – Tree – Sorted Order
– Step 17 – Set Interface – Hands on – HashSet, LinkedHashSet and TreeSet
– Step 18 – Set Interface – Exercise – Find Unique Characters in a List
– Step 19 – TreeSet – Methods from NavigableSet – floor,lower,upper, subSet, head and tailSet
– Step 20 – Queue Interface – Process Elements in Order
– Step 21 – Introduction to PriorityQueue – Basic Methods and Customized Priority
– Step 22 – Map Interface – An Introduction – Key and Value
– Step 23 – Map Interface – Implementations – HashMap, HashTable, LinkedHashMap and TreeMap
– Step 24 – Map Interface – Basic Operations
– Step 25 – Map Interface – Comparison – HashMap vs LinkedHashMap vs TreeMap
– Step 26 – Map Interface – Exercise – Count occurances of characters and words in a piece of text
– Step 27 – TreeMap – Methods from NavigableMap – floorKey, higherKey, firstEntry, subMap and more
– Step 28 – Java Collections – Conclusion with Three Tips

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