Android - Zac Sweers

Zac Sweers

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Android

A collection of 9 posts

Network Calls in Lint: Best Practices

Network Calls in Lint: Best Practices

Android Lint has an API to make network calls, this post covers best practices of when and where to use it.

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.

API Design Case Studies: Intersection Types

API Design Case Studies: Intersection Types

My team recently cleaned up an API in an internal storage library. While it’s a simple case, it covers a couple interesting language tools and tradeoffs. Let’s dig in! The starting pointIt’s a function called enumStoreKeys that returns a Set of StoreKey enums for a given classKey.

Detecting Blurriness with Renderscript

About three years ago, I worked on a project at Uber to try to detect when photos taken client-side were blurry. The goal was to be able to fail fast, ask the user to retake them if necessary, and save the cycle of waiting for something we could programmatically determine

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

RxAndroid's New Async API

“RxAndroid meets VSYNC rubber” — Icon used with permission from Ray Wenderlich [https://www.raywenderlich.com/170233/reactive-programming-rxandroid-kotlin-introduction] RxAndroid 2.1.0 has a new API AndroidSchedulers#from(Looper looper, boolean async) This new async parameter affects Android APIs 16 and newer, and can significantly improve UI performance when set to

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: A Dagger-powered Plugin System

For context — see the introduction post [https://www.zacsweers.dev/catching-up-on-catchup-introduction/]. This is part of a series of technical deep dives into different things I’ve learned along the way. This post assumes some prior knowledge of Dagger [https://github.com/google/dagger]. In CatchUp [https://github.com/ZacSweers/CatchUp]