Bozhidar Bozhanov

About Bozhidar Bozhanov

Senior Java developer, one of the top stackoverflow users, fluent with Java and Java technology stacks - Spring, JPA, JavaEE. Founder and creator of Computoser and Welshare. Worked on Ericsson projects, Bulgarian e-government projects and large-scale online recruitment platforms. Member of the jury of the International Olympiad in Linguistics and the Program committee of the North American Computational Linguistics Olympiad.

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Fix That Code Immediately!

You are working on that fresh project and you see a bad piece of code somewhere. The wrong way to approach it is “nah, that’s someone else’s code, I’m not doing anything about ...
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The Default Use Case

You should have a default use case (or a small set of them). No matter what are you making – end-user product, public API, protocol spec, etc. The default use case is the most common ...
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Change Without Redeploying With Eclipse And Tomcat

They say developing Java is slow because of the bloated application servers – you have to redeploy the application to see your changes. While PHP, Python, etc. scripting languages, ...
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Avoid Lazy JPA Collections

Hibernate (and actually JPA) has collection mappings: @OneToMany, @ManyToMany, @ElementCollection. All of these are by default lazy. This means the collections are specific implementations ...
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Getters and Setters Are Not Evil

Every now and then some OOP purist comes and tells us that getters and setters are evil, because they break encapsulation. And you should never, ever use getters and setters because ...
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The Java Logging Mess

Every application needs logging. And right now there are a lot of options on what exactly to use for logging in Java. The most famous frameworks are: log4j, logback, commons-logging, ...
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On DTOs

DTOs, or data-transfer objects, are commonly used. What is not s? commonly-known is that they originate from DDD (Domain-driven design). There it makes a lot of sense – domain objects ...
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On domain-driven design, anemic domain models, code generation, dependency injection and more…

Eric Evans has formulated what domain-driven design (DDD) is. Martin Fowler is a great supporter and advocate of DDD. These are remarkable names and it is almost certain they are supporting ...
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Those evil frameworks and their complexity

Frameworks like Hibernate and Spring are industry-standards. JSF, EJB and the likes are also standards and used in many applications. But there are always people that are against these ...
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What to do with IDE project files

Each IDE generates its specific project/config/build files. Eclipse generates .project and .classpath, and also the .settings directory. IntelliJ IDEA has its .iml files. And it is ...
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