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  • Creating Immutable Maps with Java

    by Dilini Rajapaksha 24 January 2024
    Java Optional

    Immutable Maps with Java

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  • Java Optional | How and When to use it

    by Dilini Rajapaksha 04 January 2024
    Java Optional

    Here are some key aspects of using Optional, along with best practices.

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  • Java Stacks and Queues

    by Dilini Rajapaksha 02 January 2024
    Java Stacks and Queues

    Java Stacks and Queues

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  • Java 8 Optional - Avoid the explicit null check on list

    by Dilini Rajapaksha 01 January 2024
    Java optional

    How to get the first item of a nullable list in Java with Optional

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  • What is JDK, JRE, and JVM

    by Dilini Rajapaksha 30 December 2023
    jdk-jre-jvm

    A closer look at JDK, JRE, and JVM

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  • Git Fetch vs Pull

    by Dilini Rajapaksha 29 December 2023
    Fetch vs Pull

    The difference between the git Fetch and Pull.

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  • PUT vs PATCH

    by Dilini Rajapaksha 29 December 2023
    PUT vs PATCH

    The difference between the PUT and PATCH operations.

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  • Process Vs Thread

    by Dilini Rajapaksha 25 December 2023
    Process Vs Thread

    The difference between Processes and Threads

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  • Java Streams - Map vs FlatMap

    by Dilini Rajapaksha 23 December 2023
    Map vs FlatMap

    The difference between Map and FlatMap methods in Java Stream API

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  • Docker for Developers | How I went from confusion to clarity

    by Dilini Rajapaksha 15 October 2023
    Docker

    What is docker and how to use it as a developer…

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  • Spring Boot integration tests setup with Gradle

    by Dilini Rajapaksha 13 October 2022
    Spring Boot integration tests setup with Gradle

    How to setup seperate integration tests with Gradle

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  • Spring Boot How To Connect To MySQL Database

    by Dilini Rajapaksha 10 October 2021
    Spring Boot Application - Connecting To MySQL Database

    How to connect Spring Boot application with external database MySQL

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  • How To Deploy A Spring Boot Application

    by Dilini Rajapaksha 07 October 2021
    Spring Boot Application

    REST API Deployment

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  • Integration Testing REST API with Spring Boot Part 4

    by Dilini Rajapaksha 03 October 2021
    Spring Boot Application

    REST API Integration testing part 4

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  • REST API with Spring Boot | Lesson 14 | Delete Entity

    by Dilini Rajapaksha 03 October 2021
    Spring Boot Application

    REST API for Deleting an entity

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  • End To End Testing Of Spring Boot Application

    by Dilini Rajapaksha 02 October 2021
    Spring Boot Application

    REST API End To End Testing

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  • Integration Testing REST API with Spring Boot Part 3

    by Dilini Rajapaksha 29 September 2021
    Spring Boot Application

    Unit Testing and Implementation

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  • REST API with Spring Boot | Lesson 11 | POST Request Testing And Implementation

    by Dilini Rajapaksha 28 September 2021
    Spring Boot Application

    Unit Testing and Implementation

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  • Integration Testing REST API with Spring Boot Part 2

    by Dilini Rajapaksha 26 September 2021
    Spring Boot Application

    Integration Testing Part 2

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  • Spring Transaction Management In REST API With Spring Boot

    by Dilini Rajapaksha 08 May 2021
    Spring Boot Application

    Spring Transaction Handling

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  • Spring Boot Application

    by Dilini Rajapaksha 19 April 2021
    Spring Boot Application

    How to create a Spring Boot Application

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  • Integration Testing with Spring Boot

    by Dilini Rajapaksha 12 April 2021
    Integration Testing with Spring Boot

    Spring Boot support for Integration Testing

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  • Spring Data | The Repository

    by Dilini Rajapaksha 07 April 2021
    Spring Data
    Endpoint implementation to retrieve comments - part 3 - The Repository Spring Data
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  • REST API with Spring Boot | Unit Testing and Implementation of the Service

    by Dilini Rajapaksha 05 April 2021
    Unit Testing and Implementation

    Unit Testing and Implementation of the Service

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  • Unit Testing And Implementation Of REST API With Spring Boot

    by Dilini Rajapaksha 31 March 2021
    Unit Testing and Implementation

    Unit Testing and Implementation of the REST API

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  • Designing A Rest Api With Spring Boot

    by Dilini Rajapaksha 26 March 2021
    Design

    Designing the REST API

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  • How To Set Up Spring Boot Project With Gradle

    by Dilini Rajapaksha 24 March 2021
    spring initializr

    Set up the project with Gradle

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  • How To Create Spring Boot Project With Spring Initializr

    by Dilini Rajapaksha 23 March 2021
    spring initializr

    Set up the project using Spring Initializr

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  • Spring Initializr Tutorial

    by Dilini Rajapaksha 13 July 2020
    how to use spring initializr

    What is Spring Initializr and how to use it to create a Spring Boot Project

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  • What is Spring Boot

    by Dilini Rajapaksha 06 July 2020
    What is Spring Boot

    Spring Boot is a framework or rather a tool built on top of spring framework which enables you to quickly bootstrap a Spring application from scratch.

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  • REST API with Spring Boot

    by Dilini Rajapaksha 03 November 2019
    Learn Spring Boot

    In this Spring Boot Crash Course I will teach you how to build a REST API with Spring Boot in just 2 hours.

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  • Test Driven Development Tutorial

    by Dilini Rajapaksha 29 July 2019
    Test Driven Development Tutorial

    All you need to know about TDD to get started and how it’s done with a hands on example!

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  • How to unit test with JUnit 4 (Junit 4 tutorial with examples)

    by Dilini Rajapaksha 26 April 2017
    How to write great unit tests with JUnit

    In this tutorial we will look into the basics of JUnit 4 which are essential to writting quality unit tests that makes sense and are easy to maintain.

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  • Mockito Tutorial (A comprehensive guide with examples)

    by Dilini Rajapaksha 20 May 2017
    Mockito Tutorial

    Learn to write elegant unit tests and mock dependencies with Mockito. Mockito is a mocking framework for Java which is extremely easy to use, so this post will discuss all the cool features you need to know about mockito with simple and easy examples.

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  • How to Mock REST API with SOAP UI (Step by step guide)

    by Dilini Rajapaksha 15 November 2017
    Mock Rest APIs with Soap UI

    It’s super quick and easy to mock or simulate any REST api with SOAP UI and this post shows you how to do it with step by step instructions and screen shots.

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