Once a design of a system meets all the business constraints necessary, my next priority is to make the system as simple as possible. By simple, I mean a system that is both easy to understand and easy to change. … Read the rest
Over the past few years, I’ve interviewed with a dozen or so companies and have completed ~50 or so individual algorithm problems. I’m frequently given feedback that I did a great job at the algorithms problem. In this post, I’m … Read the rest
One of the most important skills I believe programmers need is to understand when to use certain tools. My typical process for solving a problem is to go through each tool in my toolbox and see which one would solve … Read the rest
Day 3’s problem was an interesting one. We are given two wires and have to find the point where the two wires intersect that’s closest to the origin. As usual, we’ll approach this problem in two steps. First we’ll parse … Read the rest
Day 2 of the Advent of Code is a classic – implement a virtual machine for a simple assembly like. Eric Wastl, the creator of the AoC, has been writing challenges like this for years before the AoC even existed! … Read the rest
After being in beta for several months, Perfalytics is now generally available.
Perfalytics is my attempt to bring a new approach to database performance. Perfalytics integrates directly with your database to collect detailed performance information about your queries. Based on … Read the rest