Builders and Manipulators

Here is a simple principle for naming methods in OOP, which I’m trying to follow in my code: it’s a…

Read More »

What’s Wrong With Global Variables?

Only lazy people haven’t written already about how global variables are evil. It started in 1973 when W. Wulf et al.…

Read More »

Object Validation: to Defer or Not?

I said earlier that constructors must be code-free and do nothing aside from attribute initialization. Since then, the most frequently…

Read More »

One More Recipe Against NULL

You know what NULL is, right? It’s evil. In OOP, your method can return NULL, it can accept NULL as…

Read More »

The Right Way to Report a Bug

You know, at Zerocracy, either you are a programmer or a tester, and we pay for each bug you find…

Read More »

How to Be Lazy and Stay Calm

What frustrates me most in my profession of software development is the regular necessity to understand large problem scopes before…

Read More »

Nine Steps of Learning by Refactoring

I was asked on Twitter recently how is it possible to refactor if one doesn’t understand how the code works.…

Read More »

How I Test My Java Classes for Thread-Safety

I touched on this problem in one of my recent webinars, now it’s time to explain it in writing. Thread-safety…

Read More »

Fluent Interfaces Are Bad for Maintainability

Fluent interface, first coined as a term by Martin Fowler, is a very convenient way of communicating with objects in…

Read More »