HashMap Initialization tricks in Java
Discussing Options to Initialize hashmap with a default value —  Originally Published in https://asyncq.com/ Introduction Let’s consider we have an array of the array as input. array elements basically represent order_id and product_id with that. So basically for order_id 1, product_id 2 was bought. int[][] arr = {{1, 2}, {1, 3}, {2, 3}, {2, 2}, {3, 1}}; Now let’s say we…
HashMap Initialization tricks in Java Discussing Options to Initialize hashmap with a default value —  Originally Published in https://asyncq.com/ Introduction Let’s consider we have an array of the array as input. array elements basically represent order_id and product_id with that. So basically for order_id 1, product_id 2 was bought. int[][] arr = {{1, 2}, {1, 3}, {2, 3}, {2, 2}, {3, 1}}; Now let’s say we… Software-Development
HashMap Initialization trick Java Discussing Options Initialize hashmap default value — Originally Published httpsasyncqcom Introduction Let’s consider array array input array element basically represent orderid productid basically orderid 1 productid 2 bought int arr 1 2 1 3 2 3 2 2 3 1 let’s say we… SoftwareDevelopment