Important things

302 http response with Location header for url redirection(GET and Head) - 307 for temporary redirection ,==> Spring Sleuth - tracing in microservices, ==> https://astikanand.github.io/techblogs/high-level-system-design/design-bookmyshow, https://www.hellointerview.com/learn/system-design/in-a-hurry/introduction

Saturday, 2 January 2021

Chaos Monkey NetFlix and Monkey testing

 Chaos Monkey is used to test production system stability when randomly some instances failed.

It ensures the production system resilient to instance failure.



Monkey Testing: 

when we randomly apply inputs to system and verify its behavior.

Saturday, 27 June 2020

Count the number of Set bits in an Integer/decimal number | Java | interview question





public class SetBits {

public static void main(String[] args) {
// how to find number of set bits in Decimal number
// means number of 1's present in decimal number


int num = 5 ;
int count = 0;
// 8 bits representation of 5 : 00001001

while(num>0) {

if((num & 1) == 1) {
count++;
}

num=num>>1;
}




System.out.println(count);
}
}


Output : 2

Youtube video link:
https://youtu.be/Jh9i1OLLfks