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Tip: Performance Measurements with String Class Usage
Performance Measurements with String Class Usage
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Tip: Print Only Certain Rows of an Excel Spreadsheet
Tip: Find Out the Column Name Using the COL_NAME() Function

Tip of the Day
Language: Java
Expertise: Intermediate
Jul 19, 2017

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Java Collections Performance, LISTS

Java collections - performance (Time Complexity)

A list is an ordered collection of elements.



                              Add   Remove   Get   Contains             Data Structure
ArrayList                     O(1)     O(n)   O(1)     O(n)             Array
CopyonWriteArrayList          O(n)     O(n)   O(1)     O(n)             Array
LinkedList                    O(1)     O(1)   O(n)     O(n)             Linked List
Octavia Anghel
 
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