In any application, which solves real world problems, having problems in it’s unit tests – is least desirable thing. Good written tests are assets while badly written tests are burden to your application. In this tutorial, we will learn unit testing FIRST principles that can help make your tests shine and ensure that they pay […]
Java web-application performance improvement tips
Web application’s performance is very critical for the success of the project, in any company and with any client. You should have a good thought process about possible bottlenecks and their solutions. Recently, Sriman, one of the blog reader, asked this question to me. Well, I assumed that answer to this question may help larger […]
How you should unit test DAO layer
If you are working in a project built on Spring, hibernate or JPA, and you want to unit test it’s data access layer (DAO) then information given in this tutorial may help you. As we are going to test DAO layer, we will need access to a database as well. But you may not be […]
13 Spring Best Practices for Writing Configuration Files
Spring is a powerful framework, which uses a wide range of configuration options. Its best feature is that it provides enterprise services to Plain Old Java Objects (POJOs) called beans. Spring uses dependency injection (DI) to achieve simplification and increased testability. Spring beans, dependencies and the services needed by beans are specified in xml configuration […]
Top 8 Signs of Bad Unit Testcases
If you have been in software development for a long time, then you can easily relate with the importance of unit testing. Experts say that most of bugs can be captured in unit testing phase itself, which eventually get passed to quality teams, IF we follow these best practices for writing junit unit tests. “It’s […]
5 Class Design Principles [S.O.L.I.D.] in Java
Classes are the building blocks of your java application. If these blocks are not strong, your building (i.e. application) is going to face the tough time in future. This essentially means that not so well-written can lead to very difficult situations when the application scope goes up or application faces certain design issues either in […]
Top 20 Java Exception Handling Best Practices
This post is another addition in best practices series available in this blog. In this post, I am covering some well-known and some little known practices which you must consider while handling exceptions in your next java programming assignment. Follow this link to read more about exception handling in java. Table of Contents Type of […]
Top 20 JUnit Best Practices
I am assuming that you know the basics of JUnit. If you do not have the basic knowledge, first read JUnit 5 tutorials. Now we will go through the junit best practices you must consider before writing your test cases. It’s overwhelmingly easy to write bad unit tests that add very little value to a […]