How do you ensure that Microservices are scalable and resilient?

Ensuring scalability and resilience in microservices architecture involves implementing certain best practices and employing specific techniques. Here are some key considerations to help achieve scalability and resilience: By applying these principles and techniques, you can enhance the scalability and resilience Read More …

How to handle service discovery and registration in a Microservices architecture?

In a Microservices architecture, service discovery and registration are essential components for enabling communication between services. The primary goal is to allow services to locate and connect with each other dynamically, without hard-coding specific endpoints or configurations. Here are some Read More …

How to handle deployments and rollbacks in a Microservices architecture?

In a Microservices architecture, managing deployments and rollbacks can be challenging due to the distributed nature of the system. However, with proper planning and the right tools, you can handle deployments and rollbacks effectively. Here are some best practices to Read More …

How to handle service communication and data sharing in a Microservices architecture?

In a Microservices architecture, service communication and data sharing are critical aspects that need to be carefully designed and implemented. Here are some approaches and best practices for handling service communication and data sharing in a Microservices architecture: Remember that Read More …

Advantages & Disadvantages of Microservices Architecture

Microservice architecture is an approach to software development where an application is broken down into smaller, loosely-coupled services, each independently deployable and manageable. While microservices offer several advantages, they also come with some challenges. Here are the pros and cons Read More …

How to monitor and troubleshoot Microservices?

Monitoring and troubleshooting microservices can be challenging due to their distributed nature. However, there are several best practices and tools available to help you effectively monitor and troubleshoot microservices. Here’s a step-by-step guide: Remember, monitoring and troubleshooting microservices is an Read More …

How to handle service versioning and backward compatibility in a Microservices architecture?

Handling service versioning and backward compatibility in a Microservices architecture is crucial to ensure smooth evolution and maintenance of your system. Here are some best practices for managing service versioning and backward compatibility: By following these practices, you can effectively Read More …

How to handle service governance and lifecycle management in a Microservices architecture?

Handling service governance and lifecycle management in a microservices architecture involves implementing various practices and tools to ensure effective management, scalability, and maintainability of the services. Here are some key steps and considerations: Remember, microservices governance and lifecycle management are Read More …

Can you Explain Event-Driven pattern and how is it used in Microservices architecture?

Event Drive Architecture Pattern Certainly! The Event-Driven pattern is a software design pattern that emphasizes the production, detection, and consumption of events. An event can be defined as a change in the state of a system or an occurrence of Read More …

Can you Explain Sidecar pattern and how is it used in Microservices architecture?

Sidecar Pattern The Sidecar pattern is a design pattern used in the context of microservices architecture to enhance the functionality of a service without modifying its code. It involves attaching an additional container, known as the sidecar, to the main Read More …

How to prepare a RFP Document and proposals

Introduction ABC Pvt Ltd is seeking proposals from qualified vendors to provide a comprehensive digital healthcare system. We aim to enhance our healthcare services and streamline processes by adopting advanced digital solutions. This RFP outlines our requirements and expectations for Read More …

What are the difference between Springboot and Springboot Cloud?

Spring Boot and Spring Cloud are related but distinct frameworks within the broader Spring ecosystem. Here are the key differences between Spring Boot and Spring Cloud: In summary, Spring Boot is focused on simplifying the development of standalone Spring applications, Read More …

How to analyze software application production issues?

Analyzing software application production issues requires a systematic approach to identify, isolate, and resolve the problems. Here’s a step-by-step guide on how to analyze software application production issues: Remember, software application production issues can be complex and may require iterative Read More …

Difference Between Springboot and Quarkus?

Introduction Spring Boot and Quarkus are both popular frameworks used for developing Java applications. While they serve similar purposes, there are some key differences between them: In summary, Spring Boot is a mature and widely adopted framework with extensive features Read More …

Hospital Management System application development code using springboot microservice and mongo database

Introduction This document helps our developer to understand and start developing springBoot and MongoDB-based applications. This is a very simple project and users can copy and extend it. Here’s an example of how you can develop a Hospital Management System Read More …

Realtime Project Code From GitHub Repository

Introduction Hello Friends, Welcome to knowledgeWala.com.This blog contains all information related to various project ideas and source code available in the GitHub Repository. The user has to create an account in GitHub to get the benefits of open source code. Read More …

Programing Practical Assignment

This tutorial consists of important Programming Practical Assignment which can be used in academic assignment as well in the work environment. These assignments problems are collected from various sources and implemented by KW Team. Please add your assignment in the Read More …

LIST OF JAVA PROGRAMS For Student

Introduction This tutorial contains a variety of Java Program which is more useful for the student of 10th and 12th. The student will get the full program code developed using the eclipse IDE. Also, the student can copy the program Read More …

IBM Cúram Batch execution through eclipse

Introduction IBM Cúram Batch process execute as a standalone process and complete the job without impacting the online application. The developer can use any batch scheduler to schedule the IBM Cúram Batch job. All Batches will use the transactional (Same Read More …

Java Program – Quadratic Equation Solution Application

Introduction This Java Application helps to find out the value of X for a quadratic equation using the Shridharacharya formula. Sridhar Acharya (c. 870, India – c. 930 India) was an Indian mathematician, Sanskrit pundit andphilosopher. He was born in Read More …

Java Swing – Fahrenheit to Celsius Conversion Application

Introduction This Java Swing Program helps to convert Fahrenheit to Celsius. The user has to enter the Fahrenheit and hit the enter button to allow the program to convert to Celsius.   Program Code KWFahrenheitApp.java   package com.kw.javaswing; import javax.swing.JFrame; Read More …

Java Swing Program to generate Jtable with Add, Delete & Update Operation

Introduction The Java Swing is very important Programming skills nowadays as it helps Developer to develop Java Program with GUI. This Java Swing Program helps to generate JTable. The user will add, update & delete the contents of the Table. Read More …

Java – Calendar Generator App Project using Core Java

Introduction This Application helps to generate Calendar from January to December for any year which user want to generate. The user can generate calendar for the past as well for the future. There are no restrictions to generate the Calendar Read More …

Eclipse : Set Java File Format And Set Font Size

Introduction Eclipse is very popular IDE (Integrated Development Environment) tool which used by more than 80% of Java/J2ee developer in across the world. There are many functionalities which developer can set so it can benefit while developing a project. Every Read More …

Software Engineer Interview Questions for entry and Mid Level – Part3

Introduction This post will have most important interview questions which used to ask in most of the reputed companies like Google, Amazon, NetApp, Wells Fargo, Wipro, Infosys, TCS, SAP etc. We are just adding Questions to this post and the Read More …

Software Engineer Interview Questions for entry and Mid Level – Part2

Introduction This post will have most important interview questions which used to ask in most of the reputed companies like Google, Amazon, NetApp, Wells Fargo, Wipro, Infosys, TCS, SAP etc. We are just adding Questions to this post and the Read More …

Java DB Setup with Example

Introduction Sun Microsystems recently announced that it is distributing and supporting Java DB based on the 100 percent Java technology, open-source Apache Derby database. Derby was previously available under its earlier name, Cloudscape, from its former owners: Cloudscape, Informix, and IBM. IBM Read More …

Java Program to find frequency of every digit in a number

Introduction This program helps to retrieve Frequency of the digits from provided number. Like number 52458 is having below frequency: Digit Frequency 2 1 4 1 5 2 8 1   FlowChart Please find the flowchart of program below – Read More …

Java Program to check for Automorphic Number

  Introduction This program helps to check that entered number is a Automorphic Number or not. In mathematics an automorphic number (sometimes referred to as a circular number) is a number whose square “ends” in the same digits as the Read More …

Java Program to check Fibonacci Series

Introduction In mathematics, the Fibonacci numbers are the numbers in the following integer sequence, called the Fibonacci sequence, and characterized by the fact that every number after the first two is the sum of the two preceding ones. Example: 0,1,1,2,3,5,8,13,21,34,…………………… Read More …

Java Program to Remove Duplicate Characters from a Word

Introduction This program helps to remove duplicate character from the input string. Like we passed String as “Dharmendra” and a is duplicate in the string so result will be “Dharmend“. Flowchart Please find sample flowchart diagram for this program as Read More …

Java program to find the GCD (Greatest Common Division) of two numbers

Introduction This program helps to find Greatest  Common Division from two given number. First of all we have to understand GCD, it is called as Greatest or highest common different in mathematics. In Simple World we can say – the Read More …

Important Java Program(s) for Professional and Students

Introduction Java programming is very important and it is getting more popular day by day.  Learning Java is also easy now a days as many website available and providing good tutorials, Learner can go though those website to get basic Read More …

Java Program to check Pronic Number or Heteromecic Number Program

Introduction This tutorial will help you to understand Pronic Number or Heteromecic Number Program. In-order to start writing any program we have to understand business requirement and what is the problem. As we know that Pronic Number or Heteromecic Number Program Read More …

Java Program to check for Duck Number

Introduction This program helps to check weather number is a Duck Number or not. A Duck number is a number which has zeroes present in it, but there should be no zero present in the beginning of the number.    Read More …

Singleton Design Pattern Using Serialization

Introduction Singleton Design Pattern is complex to implement at Distributed environment, Where we have multiple JVM install. Multiple threads will invoke the Singleton class from various environment simultaneously which cause multiple object creation. We need to implement Serializable interface in Read More …

Design Pattern with Examples for Java/J2EE

Introduction Design Patterns are very popular among software developers. A design pattern is a well described solution to a common software problem. Some of the benefits of using design patterns are: Design Patterns are already defined and provides industry standard Read More …

Eclipse Part2– Useful Configuration and Settings For Eclipse

Introduction: This post explains about eclipse useful and important configuration and setting which required for every developer who used eclipse as primary IDE(Integrated Development Environment) for project development.   Effective Eclipse – Shortcut Keys The less you touch the mouse, Read More …

Eclipse Part1– Useful Configuration and Settings For Eclipse

Introduction: The static code analysis tools Code Formatter, Findbugs, PMD and Checkstyle are widely used in the Java development community. Each has an own purpose, strength and weaknesses. This post explains about eclipse useful and important configuration and setting which required Read More …

Student Information System Using Core Java

Introduction The main purpose of this post is to provide overview of Student Information System application to end user. This application used in all educational institution for knowing student information including student name, roll number, address, parents details, fee details, marks in Read More …

Sample Software Engineering Projects

Introduction Software programming (Software Engineering) courses are most often complemented by a software engineering project where a team of students has to develop a large/mini software system. Project development required a lot of efforts and guideline to develop best project. Read More …

Library Management Project using Core Java

Introduction This page contains Library management system project developed using Core Java technologies only to maintain library and Books details. This project is having basic features and it helps the developer to understand core java functionality and start the project. Read More …