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In Swift, I use the Result type extensively. Mostly for async callbacks, but it’s generally a nice, tidy and consistent way to provide a value that can either be a success or failure as a result of calling a function.

When I started learning Kotlin, I found that there is a Result type included (since Kotlin 1.3), but to my dismay you cannot (by default) use this class as a return value for a function.

I have never been happy with Kotlin’s built-in version of the Result type, anyway. Having to check if isSuccess or isFailure, null-check if the success or failure value exists or use the fold function seems archaic and not really necessary in neither Kotlin or Swift thanks to their generics. …


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Photo by Mae Mu on Unsplash

Over the past few months I’ve been working on porting one of my native iOS apps to Android, and I’ve been learning a lot about how Android works as a platform.

I’m now far along enough into development that I’m starting to work on refining the UI, and one of my challenges has been to create a bottom sheet where some UI appears to “stick” to the bottom.

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Sticky!

After a bit of research I couldn’t find a simple solution so ended up coming up with my own. …

About

Kane

Senior engineer at Kin and Carta in London. I made @MacIDHelp & @RideHelp. If you're not a fan of equality we won't get on.

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