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Jtrainer.education

Recent Posts

  • Java 8 Lambda function with Eclipse IDE – chapter 2
  • Java 8 Lambda function with Eclipse IDE – chapter 1
  • How to setup a Spring Boot application on Amazon AWS
  • Java Memory Handling
  • Java Memory Handling – Heap spaces

Main Topics

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Recent Post

Java 8 Lambda function with Eclipse IDE – chapter 2

April 29, 2019

Java 8 Lambda function with Eclipse IDE – chapter 1

April 27, 2019

How to setup a Spring Boot application on Amazon AWS

December 29, 2018

Java Memory Handling

August 17, 2018

Java Memory Handling – Heap spaces

August 17, 2018

Java Memory handling – Stack and Heap

August 11, 2018

Mutex and Semaphores

August 8, 2018

Unit Testing (with JUnit & Spring) tutorial – part 1

January 6, 2018

Java code to know when a number is Happy

December 14, 2017

Java 8 Lambda function with Eclipse IDE – chapter 2

April 29, 2019 admin Amazon Web Services, Java, Java 8 Comments Off on Java 8 Lambda function with Eclipse IDE – chapter 2

Introduction In the previous chapter I wrote about setting up a Hello World lambda function with the support of aws

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Java 8 Lambda function with Eclipse IDE – chapter 1

April 27, 2019 admin Amazon Web Services, Java, Java 8 Leave a comment

Introduction In this tutorial I will explain how to create a serverless api on amazon aws with lambda functions and

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How to setup a Spring Boot application on Amazon AWS

December 29, 2018 admin Amazon Web Services, Spring Leave a comment

I have read a couple of blog posts on how to run a Spring Boot application on Amazon AWS EBS.

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Java Memory Handling

August 17, 2018 admin Java Performance Leave a comment

  The Java Virtual Machine defines various run-time data areas that are used during execution of a program. Some of

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Java Memory Handling – Heap spaces

August 17, 2018 admin Java Performance Leave a comment

Heap memory is divided into Young-Generation, Old-Generation or Tenured Generation, and Permanent Generation. The Young Generation is where all new objects are allocated

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Java Memory handling – Stack and Heap

August 11, 2018 admin Java Performance Leave a comment

The Java Virtual Machine defines various run-time data areas that are used during execution of a program. Some of these

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Mutex and Semaphores

August 8, 2018 admin Java Leave a comment

Mutexes are used to control access to a section of code that cannot be executed concurrently by more than one thread. Simplifying the story,

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Unit Testing (with JUnit & Spring) tutorial – part 1

January 6, 2018 admin JUnit, Spring Leave a comment

In computer programming, unit testing is a software testing method by which individual units of source code, sets of one

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Java code to know when a number is Happy

December 14, 2017 admin nuts and bolts Leave a comment

A happy number is a number defined by the following process: Starting with any positive integer, replace the number by

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How to clean glassfish 4 cache and prevent deployment exceptions

August 21, 2017 admin Devops Leave a comment

When deploying an application to a glassfish server, some exception can appear in the administration console and server.log file: “org.glassfish.deployment.common.DeploymentException”

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