Category: Blog

The factory pattern is a software design pattern where an object of a particular type is returned based on some provided information and without specifying the exact class. Why use …

I was asked this question during a whiteboarding session while interview for a software engineering job: Test if two strings are an anagram of each other. What is an anagram? …

The Observer pattern is a software design pattern that is a good fit for situations where there is one thing that needs to send a message to many other things. …

The Decorator pattern is useful when you want to add some behavior to an object (or compose combinations of behavior) at run time but without adding that same behavior to …

What is the strategy pattern? The Strategy pattern is a software design pattern that lets a class change its behavior at run time; helping to keep classes decoupled and re-usable. …

I recently needed to find and replace a string of text inside a large text file. The file was a database export from mysql (from a mysqldump command I had …

My mind was blown when I first heard about this idea. Does our universe reside inside a black hole? Some people think so, including me. I think at least it’s …

Concurrency and Parallelism are not the same. Think of it like this: Concurrency is how you manage multiple things that need to run at the same time. Parallelism is running …

This past weekend I took a few clips of the Blue Angels at San Diego Miramar. They did a great job flying. So I put together this music video. Listen …

It’s been some time since I edited a video from start to finish, but here it is 🙂 Daft Punk has some really nice music and their “Give life back …