Adobe CC cheat sheet
2017 Adobe Creative Cloud Keyboard Shortcuts Cheat Sheet Adobe CC Cheat Sheet […]
Java Inheritance and Polymorphism
This is an article about basic inheritance and polymorphism in Java Programming Language.Let’s start by creating a class hierarchy based on animals in a zoo.First we create the Animal base class.The central idea is that we have a group of animals living inside a zoo.This group of animals consists of Lions, Tigers, Cats, Hippos, Wolfs […]
Deploy a web application from the command line by using Tomcat Maven Plugin
This is a common scenario. We are working in a company with many software developers and every developer is using the IDE of his preference. So let’s say that we are working on the same web application but we want to be able to deploy the application from the command line without the need of […]
Vaadin Framework
Vaadin framework is a java web framework for building web applications rapidly. The final outcome is really nice and the coding style resembles java swing. You can even find a recent comparison of the most popular java web frameworks here. So in this article we will see how we can build a vaadin web application […]
Spring Aop (Part 1)
Spring is an open source application framework and IoC (inversion of control) container for the Java platform. More details and a detailed explanation of IoC or Dependency Injection (as IT community decided to call it) can be found in this article by Martin Fowler. In this article I want to talk about how spring uses […]
Hibernate caching feature and how to use it
Hibernate is a really cool ORM tool that can be used from a Java project , as an intermediate layer between our project and the underlying database. In this example I will use MySql as the underlying database, although any database can be used to support our application. The IDE that I will use is […]
Run Arch-Linux from a flash drive
Many users have a single operating system installed at their laptops and they don’t want to risk loosing their job by installing a second operating system (especially these users that rely on one single internal hard drive). So here is a way to install a popular linux distribution called arch-linux , on a usb flash […]
NetBeans tips
NetBeans is a really great tool that can help on the rapid development of Java Web Applications or Java Desktop Applications, with a great community and many fans (mostly Java Developers). This article discusses upon a specific flow that I have found, that seems to be a bug inherited from earlier versions of Netbeans IDE. […]
A great tool called ‘Regular Expressions’
The simplest way to use regular expressions is when we search for a single word. For this article , we’ll use the command line tool called ‘egrep’ (egrep is available for many systems, like DOS, Windows, MacOS and Unix) So let’s say that we have a file called article1.txt like this : We want to […]