Synchronization in Java

At the surface, concurrency is a fairly straightforward concept: it is a process that describes two or more tasks…

The Factory Design Pattern

In its most simplest definition, a factory is an object that creates other objects. The purpose is to create…

The Observer Pattern

Good design strives for loosely-coupled designs between objects that interact. The rule of thumb is that they should be…

Exploring Test Doubles & Actor Models

I get a funny feeling about mocking objects and stubbing methods when testing. Take my current project, wherein I’m not permitted to use any mocking framework. Instead, I create mock classes that have the same method signature as the real class. The only…

Apocalyptic Tech

I find solace in the fact that software development is not a matter of life and death.

When Shit Hits the Fan

“We will prepare for the armies of illogical users who do crazy, unpredictable things.”

— Michael T. Nygard

[Insert relevant political commentary here].

Search & Replace

The other day, I did a lot of refactoring. Namely, regretting the original names of interfaces and methods and variables sprinkled throughout my code. So, I’ve been using git grep a lot lately for simply searching through my (relatively) extensive codebase. But how do I edit and replace all usages…