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SLC-2L-15: Cross-Pollination

Lighting with flash can give you more than just the ability to control the quality of your light. With the inherent consistency of light from (manual) flash, you can layer in slices of time as well.  But first, you’ll want to lock down two things: the ambient light portion of your exposure, and your camera’s […]

Great teams merge fast

One of the many things I was constantly amazed about during my first few weeks at Square/Cash App was seeing how fast this team shipped code. All members of the Android team (and likely other platforms as well) were merging to the main git branch multiple times every day. This was in stark contrast to […]

Before You memo() — overreacted

There are many articles written about React performance optimizations. In general, if some state update is slow, you need to: Verify you’re running a production build. (Development builds are intentionally slower, in extreme cases even by an order of magnitude.) Verify that you didn’t put the state higher in the tree than necessary. (For example, […]

App Store [P]review

Apple’s been in the news quite a bit lately over concerns that many apps on the App Store are little more than scams. Some of these apps aren’t even functional, they don’t provide anything more than a screen with no functionality, only a button to purchase an indefinite weekly subscription. Many developers and consumers are […]