Open Source - Zac Sweers

Zac Sweers

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Open Source

A collection of 8 posts

Catching Up on CatchUp: 2023

CatchUp turned 7 recently. This is a little overview of where it's been and where it's going.

A confused red balloon locked in a cage in a dark room, photorealistic. Generated with DALL-E

Is ViewPump A Security Risk?

Exploring a claim that ViewPump is a data leak.

Tick Tock: Desugaring and Timezones

Tick Tock: Desugaring and Timezones

Dealing with timezone data in a desugaring world.

Butterfly Effects

I like learning new things. That's a sufficiently vague claim, but it's intentionally broad. There's different conduits for learning: open source libraries, side projects, any sort of learning pursuit outside of your day-to-day work. I'm a big believer that these pursuits, however

Announcing AutoDispose 1.0

Announcing AutoDispose 1.0

About two years ago, just after migrating my CatchUp [https://github.com/hzsweers/CatchUp] side project to RxJava 2, I started a branch called “boundObservers” to try out an idea I had for RxLifecycle-style automatic disposal of streams. I rewrote it from scratch a few times after, and a couple

Moshi Kotlin Code Gen: An Open Source Story

For context — see the previous post [https://www.zacsweers.dev/exploring-moshis-kotlin-code-gen/] I wrote about Moshi [https://github.com/square/moshi]’s new Kotlin code gen support. This blog is a somewhat technical, mostly personal account of how it came to be. Origins Moshi’s Kotlin code gen has an interesting

Catching Up on CatchUp: API Quirks

I also wanted to do some practice with using different APIs. This blog is an account of how each one’s special in its own way. There’s no real overarching technical takeaway here other than some neat clever solutions along the way.

Catching up on CatchUp: Introduction

Catching up on CatchUp: Introduction

TL;DR I wrote an app called CatchUp for personal use and now I’m releasing/open sourcing it. Learned a ton along the way, gonna blog about the things I’ve learned because I think a lot of it is pretty neat. Kotlin, Dagger, RxJava, AutoDispose, Conductor, GraphQL, AutoValue,