When taking a test-first approach to programming (see Test before you leap), developers use unit tests to verify that that their code will function as expected. JUnit and NUnit are open source unit ...

Developers make assumptions about how our code will behave when executed, but we’re not always right. Without certainty, it is challenging to write programs that work correctly at runtime. Java ...

Object relational mappers, which are code libraries that connect object-oriented code to relational databases directly, serve as an alternative to SQL in some instances. ORMs are attractive because ...