Skip to main content
// ARCHIVE

Every essay, by year.

The full Kochie Engineering / Blog index. 13 essays and counting.

// ARCHIVE · all essays, by year
// 2025
  1. // 13
    Never, Ever Make Recursive Lambda Calls

    I’m not sure why this still needs repeating, but please—stop writing recursive Lambdas.

    6 MIN READ · AUG 2025
  2. // 12
    In-App Purchases in Electron

    An in depth guide for using Apple's StoreKit with Electron

    8 MIN READ · MAR 2025
// 2023
  1. // 11
    Redesigning city flags with AI

    Because anything is better than the train-wrecks we have at the moment.

    24 MIN READ · MAY 2023
  2. // 10
    HPC with Step Functions

    Building your own compute cluster is hard, so let's just use lambda functions instead.

    9 MIN READ · MAY 2023
  3. // 09
    Cleaning Up Old PATH Entries

    Finding out where all those pesky paths entries are being set.

    3 MIN READ · APR 2023
  4. // 08
    Calculating S3 Bucket Limits

    I wanted to answer this simple question, how many files can you fit into an S3 bucket? Turns out it's a bit more complicated than that.

    14 MIN READ · MAR 2023
  5. // 07
    Young Engineers Australia

    A quick update about some of the activities of Young Engineers Australia.

    3 MIN READ · FEB 2023
// 2022
  1. // 06
    Migrating to Next.js 13

    Sometimes migrating to a new version isn't worth it, I document all the issues I ran into when migrating to Next.js 13.

    9 MIN READ · NOV 2022
  2. // 05
    Disrupting the Banks

    How did a startup from Melbourne become one of Australia's biggest banks?

    11 MIN READ · OCT 2022
  3. // 04
    Add Revue to your website

    Add a newsletter signup form to your website in less than 10 minutes.

    5 MIN READ · OCT 2022
  4. // 03
    Add your Holopin badges to your personal website

    In this tutorial I'll show you how to add your Holopin badges to your personal website.

    3 MIN READ · OCT 2022
// 2021
  1. // 02
    Building a Contact Tracing Platform

    Learn how to automate and build an application to trace exposures using Amazon's Cloud Development Kit (CDK)

    52 MIN READ · AUG 2021
  2. // 01
    Halo Physics

    Wait, so how fast does a halo need to spin to generate it's own gravity?

    5 MIN READ · MAY 2021