What is Java Virtual Machine (JVM) & Its Architecture

What is JVM?JVM is a engine that provides runtime environment to drive the Java Code or applications. It converts Java bytecode into machines language. JVM is a part of JRE(Java Run Environment). It stands for Java Virtual MachineIn other programming...

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Top Certifications in 2021

We all know that Post COVID , most of the industries has started moving to digital era and in this digital transformation, we have many new opportunities in coming future. When companies started working remotely, Most toughest thing is to find the...

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[Interview Question ][Data Structure] Two Sum Problem -Array

Two sum problem is one of the most asked data structure questions for a java developer interview. There could be one or more ways to solve the problem but i am trying to give the optimized solution to this problem.Lets first see the Problem Statement.Problem...

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[Multi threading Interview Question ]Rate Limiter Implementation in java

There was one interesting problem I have encounter while preparing for a multithreading coding interview. (adsbygoogle = window.adsbygoogle || []).push({}); Question: We have an application for which we need to implement RateLimiter, Rate Limiter...

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101 Most Useful Websites on Internet

The Most Useful Websites and Web Appsarchive.is— take a snapshot of any web page and it will exist forever even if the original page is gone.autodraw.com — create freehand doodles and watch them magically transform into beautiful drawings powered by...

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Stock Buy & Sell Problem

Question: There is a given array of the stock price, each index denotes the price of the stock on that day. You need to find the max profit you will earn if you buy and sell the stock. Example - Given an array - [10,5,6,8,9,3] where index 0...

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Algorithm to find if String contains only Unique characters without using any additional data structure

The string is one of the most asked questions in the Interview of Java developers. (adsbygoogle = window.adsbygoogle || []).push({}); Today we will see one of the most asked questions as to how will you find if String does not contain any duplicate...

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Real time Logs of AWS Elastic Beanstalk by Command Prompt

Many of us know that one of the most important services of AWS is Elastic beanstalks. We deployed our application on Beanstalk and AWS itself manage most of the thing in it. One of them is Logs of Applications. People usually were not able to...

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Database Timezone issue -Solution in java

We have at least once in our development has encountered one issue with database and client location is Timezone difference.  (adsbygoogle = window.adsbygoogle || []).push({}); In most of the cases, Our Backend /Application...

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Thread Pooling In Java Using Executors Class

Most of the Important and most of the developer found one topic in java they perform a task and then they get destroyed. Purpose of multithreading is to perform multiple tasks simultaneously for effective utilization of our resources (time and CPU). Imagine...

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