Single Responsibility Principle Open/Closed Principle Liskov Substitution Principle Interface Segregation Principle Dependency Inversion Principle   Single Responsibility Principle You should keep the classes as small as possible. Avoid god classes. Write comments.Use layers for your classes. A class should have only one job. Open/Closed Principle This simply means that a class should be easily extendable… Weiterlesen SOLID

For setting up an application in Java with connection to a MySQL database you have to include jdbc. For including it, you simple have to download a jar file. When you use Tomcat as Server for your application you just need to put the jar file in the lib folder of Tomcat and implement the… Weiterlesen Setting up a Java Application: Tweety

Native Apps Pre ——————- + direct access to hardware like GPS or camera + direct graficprogramming + easy selling via AppStore (direct advertising)   Web Apps Pre ——————- + easy creation with HTML5 + plattform-indipendent + for different devices and systems (not only Android or IOS) + no AppStore license is necessary + can be… Weiterlesen Native Apps vs. Web Apps

For building up a websystem in Java there are requirements which have to be fulfilled. So to start programming a Java application you need a software, in our case eclipse, for programming and compiling. After you installed it you can do your first steps in Java programming. If you want to show your application to… Weiterlesen But first: organisation

This blog is about my experiences with building up a websystem with the framework Spring MVC. I am very excited about this class because I like to improve my skills in webdevelopment and especially in the backend part.