Java Derusting#5

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LauraV-702 wants to merge 53 commits intoauberonedu:mainfrom

LauraV-702:main

Commits on Jan 3, 2025

Initial comment for testing purpose
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Removed testing comment
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Created a new array of strings with size 4
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Set each index with its own string
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Added print commands to get value of the array at index 2 and length of array
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Added traditional loop to print out each item
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Added for-each loop to print out each item
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Added space in between for easier readability
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Completed ArrayPractice
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Added import for ArrayList and created new ArrayList called stringList
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Fixed datatype and added 3 elements to the list
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Added a print command to get the element at index 1
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Replaced element at index 1, instead of BANANA its now STRAWBERRY
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Replaced index at 1 with new value and inserted new element to the list
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Added if statement to check whether if list contains a certain string
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Added a for-loop to print each element from the list
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Fixed for-loop to print each index and value on seperate line
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Added collection to sort stringList
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Added a for-each loop and printed each on second line
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Removed extra import and added space for better readability
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Completed ListPractice
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Created and added 3 different key and value pairs into mappy
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Added for mappy to get the value with associated key and added size of the Map
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Added and replaced value and added if statements to check whether key exists
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Added if statements checking whether if value is present
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Added loop to iterate over keys and values for MAPPY
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Added for-each loop, printing each key and value
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Added space for better readability
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Completed MapPractice
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Added ideas to refreshers
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Added float to refresher
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Addec and created a float with negative value, created an int with positive value, and ofound remainder of positiveVal
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Added if statement to determine whether number is even or odd
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Added division to the number
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Added space for better readability
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Completed NumberPractice
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Created and added elements to the HashSet
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Added, checked, removed, and found the size of the Set within an Array
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Added for each loop to iterate over each element
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Completed SetPractice
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Created a string, found the length, and concatenated them and printed result
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Added and founded value of name at index 3, and checked whether given substring exists within name
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Iterated over characters of a string, name
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Created ArrayList named Spiders, and added strings to Spiders
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Added SpiderPeople to join all the strings seperated by commas
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Added if statements to check whether if two string are equal
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Completed StringPractice
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Created and initialized person and age and created constructor
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Created a toString
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Created two instances person
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Printed both names, and made a local variable out of personOne
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Called to the birthYear method for personOne and printed their birthYear
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Completed Person.java
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