HashMap in Java | How HashMap Works in Java | Internal Implementation of HashMap

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This video talks about How HashMap works internally in Java.
Detailed discussion on :
1. How hashmap put works in java
2. Hashmap collision in java
3. How hashmap get method works

#byteprogramming #hashmap #java
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From java 8 onwards, when linked list is formed for same index values, after threshold value=8 the linked list restructured into balanced binary tree. So that the complexity is O(log n) as list complexity is O(n) in worst case.

amitsrivastava
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nice explanation. simple to understand!!

nr
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Nice explanation, please do the same for ArrayList and LinkedList. Expecting more videos. Please do more videos by covering all the concepts

ladeharish
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Nice tutorial .. do you also give live coaching for frameworks, microservices or devops?

Daxbedivlogs
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Great video!
Please make a video on hashCode and equals.

kevalsheth
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Does it work with consecutively inputs?
For example:
ABC = 123
A=1
B=2
C=3

sergialabartcastro
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Bro reply me:
Index calculation explain comment bro

Index = 66 & (15-1)
How to calculate bro (&) => symbol what we take bro.

gowthamchakravarthi