In this tutorial, I will show you some ways to create directory in Java. The first solution, we will use the File object. This object allow us can create a specific directory or a specific directory with its child. To create a specific directory, we… Read More
I usually need to convert Array object to List object and vice versa in my company project. So, I write this tutorial to share to you all how I can do that. In this tutorial, I use Array and List object with type of String… Read More
NullPointerException is popular exception in Java programming. Even those who experienced code for many years are also defective. I often troll my colleague in my company that: I see you are very good at code, never face with error, if have, only with NPE (stands… Read More
Lambda Expression was introduced to enable functional programming in Java, help us can remove unnecessary code. So, what is Lambda Expression? In this tutorial, I will introduce to you all some basic knowledges about Lambda Expression in Java. OK, let’s go. Why do we need… Read More
In Java, we have a lot of ways to convert List of String object to String object with a delimiter between the elements in List object. In this tutorial, I will share with you all some ways as below: The first one, we will use StringBuilder… Read More
You already known how to install the Vaadin plugin in Eclipse in previous tutorial, so how we can use this plugin to create and run an application using Vaadin framework in Eclipse. In this tutorial, I will show you do that! First of all, let start your Eclipse, then choose File -> New then select Other… A… Read More
In this tutorial, I will introduce to all of you a Maven plugin, which can help us run a web application in Jetty with some simple configurations. This is Maven Jetty Plugin. First of all, we need a web project using Maven for example. I use Spring… Read More
P/S: I created a Maven Archetype project to create a Spring MVC project easier. You can see more here. In this tutorial, I will show you the basic steps to create a Spring web application by using Spring Legacy Project in Spring Tool Suite IDE. These… Read More
To develop the applications with Vaadin framework in Eclipse, it will be good if we have Vaadin plugin. In this tutorial, I will show you how we can install the Vaadin plugin in Eclipse! First of all, let start your Eclipse. After that, choose Help and… Read More
Searching on Google, you can see that: there are a lot of tutorials about Dependency Injection, each one with a different style. Perhaps, some of you can perceive it quickly, someone is not. So, I would like to summarize again and try to write about… Read More
