Beginner’s Guide To Writing MongoDB/Mongoose Unit Tests Using Mocha/Chai

Summary: Basic introduction to writing MongoDB unit tests using Mocha/Chai. (Sample test file below)

Prerequisite: This post assumes you have a basic understanding of MongoDB…

Dozen Things I learned from Ralph Whitworth on Investing, Activism, and Business

As the year comes to an end, I can’t help but look back retrospectively on the things I’ve done as an investment professional and how those experiences shape the way I look at investing…

Reid Hoffman’s 7 Deadly Sins Framework: Tech Analysis 101

“The reason the social-networking phenomenon…

How Business Model Impacts Valuation And Strategy: Tech Valuations 101

“Only when the tide goes out do you discover who’s been swimming naked.” — Warren Buffett

Ten Things I Learned Going From Finance To Software Engineering

“Without continual growth and progress, such words as improvement, achievement, and success have no meaning.” — Benjamin Franklin

Revenue Multiple Demystified: Tech Valuations 101

Revenue multiple is one of the most ubiquitous — and arguably crudest — metric used across Wall Street and Silicon Valley to value tech companies. If you were a fly-on-the-wall at your local mom-and-pop Hedge Fund or Venture Capital firm you’d…

Value A Business Using Market Size: Airbnb Case Study

“A paperclip can be a wondrous thing. More times…

Intermediate(ish) Javascript: Quick Intro to Bind & Currying

Preface: In the spirit of my “Tech 101 Valuations” posts I’ve decided to write a quick post on bind() and how to use it to curry functions…This is a slight…ok major…departure from my typical posts on tech, finance, and…