4 reasons why the TransferWise Hackathon rocks
Hi! I’m Saamuel, one of the 2018 TransferWise Hackathon winners. I’m now working at TransferWise as a Software Engineer in our Tallinn office while studying Information Technology at TalTech University. I’ll be sharing my thoughts on why you should apply for the Hackathon, along with top tips …
Read moreWhere to put application configuration?
What is a good approach to configuration? I will compare drawbacks/benefits of externalizing config vs hardcoding config in code. …
Read moreBuilding modular apps using Spring
When looking at most of the sample applications and code examples for Spring framework it may seem that everything should be defined as a bean. However, if we want to achieve nicely modular design then we should try to do the exact opposite - have each module expose as little …
Read moreIllusion of Reuse
I have quite often seen situation where trying to achieve more reuse actually ends up in building the Big Ball of Mud. In some cases it is the Enterprise Domain Model that Eric Evans warns us against. Other places which are especially susceptible to this are Transaction Scripts and other …
Read more5 Tips for Getting More Out of Your Unit Tests
State of Application Design In vast majority of applications I have seen the domain logic is implemented using a set of Service classes (Transaction Scripts). Majority of these are based on the DB structure. Entities are typically quite thin DTOs that have little or no logic. The main benefit of …
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