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
Author: malisper
Advent of Code: Day 2
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
Advent of Code: Day 1
The Advent of Code is back! In past iterations of the Advent of Code, a bunch of my friends and I would share all our solutions. This year, I thought why not go the extra step and publicly write up … Read the rest
Generating Fractals with Postgres: Self-Similar Fractals
In my last post, I showed you how you could use a number of SQL tricks to generate a class of fractals known as the “escape-time fractals”. In this post I’ll show you how you can use the same … Read the rest
Generating Fractals with Postgres: Escape-Time Fractals
This post is based on half of a talk I gave at !!con. If you want to watch the talk, you can find it here.
One not too well known aspect of SQL is that it’s Turing complete. This … Read the rest
Generating Fractals with SQL Queries
I recently gave a talk at !!Con West about how you can use some of the dark corners of SQL to generate fractals. You can watch the recording here:
To summarize the video, I write SQL queries that generate two … Read the rest
Perfalytics is now Generally Available
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
Milestones
My goal with Perfalytics is to hit $100,000 in annual recurring revenue by the end of 2019. To hit that goal, assuming each user is paying $99/month, I need to get to 85 paying users by the end of the … Read the rest
My Starting Point
Running a bootstrapped business isn’t going to be easy. To make Perfalytics succeed, I’m going to need to lean on my strengths and, at the same time, compensate for my weaknesses.
I have some weaknesses which are going to make … Read the rest
Attempting a Bootstrapped Business
It’s a few days early for a New Year’s resolution. Even so, my New Year’s resolution for 2019 is to seriously attempt to start a bootstrapped business. A few weeks ago, I announced Perfalytics to the world. Perfalytics is a … Read the rest