About the Author

Guilherme Rambo

@_inside

Guilherme Rambo is a Mac and iOS developer based in Brazil. Known for discovering Apple’s secrets and analyzing leaks, he writes about his discoveries on 9to5mac.

If you have any tips or suggestions, contact him at guilherme@9to5mac.com

September 15

John and Rambo share their first impressions of the products announced at Apple’s “California Streaming” event — including the iPhone 13 lineup, the new iPad “Classic” and iPad mini, and the Apple Watch Series 7.

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September 14

Apple has just announced during its “California Streaming” event a brand new generation of the iPad mini. The smallest iPad in the lineup now comes with a design language that’s similar to that of last year’s iPad Air, with slimmer bezels and no Home Button.

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September 8

After a few brief discussions about distributed systems and preparing code bases for Apple’s new operating systems, John and Rambo place their bets as to what Apple might announce during their upcoming “California Streaming” event. Will we see the iPhone 13, an Apple Watch Series 7, or perhaps something brand new?

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September 1

John and Rambo discuss the iOS 15 beta process, the latest round of App Store debates, Swift concurrency backward compatibility, and whether Apple should embrace a more continuous delivery process for new APIs and system features.

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August 25

On this 150th episode of the show, John and Rambo go on a series of accidental deep dives into universal links, how Catalyst and AppKit can be integrated, and more. Also, what does being a technical leader entail, and what’s the current state of Swift Evolution?

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August 18

Prompted by recent rumors around a redesigned Apple Watch, John and Rambo discuss the state of the Watch as a platform, both as users, and from a development perspective. Also, managing an app’s colors, getting started with freelancing, and NSOperations.

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August 11

John’s new iPad development setup, Rambo’s widget layout challenges, and Apple’s (lack of a strong) home device strategy. Also, managing deadlines, maintaining SwiftUI views across multiple system versions, and continuous integration.

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August 4

Rambo’s initial impressions of the Playdate developer tools, John’s process for keeping articles and sample code up to date, Google’s new Tensor chip, and designer/developer collaboration.

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July 28

After an accidental deep dive into Git branching strategies and a discussion about app-wide data models, John and Rambo talk about the recent news that Netflix is getting into gaming, and what that could mean both content-wise and technically.

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July 21

John and Rambo discuss some of the most recent Apple hardware rumors, how they’ve been John and Rambo discuss how they use unit testing to verify their code, and how automatic testing fits into their overall workflows. Also, more details about Rambo’s new app, and strategies for adding new features to existing code bases.

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July 14

John and Rambo discuss some of the most recent Apple hardware rumors, how they’ve been changing their style of programming since the introduction of SwiftUI and Combine, and whether Swift package manifests could one day replace Xcode project files. Also, why does John always call Rambo by his last name?

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July 7

John and Rambo discuss the recent announcement of GitHub Copilot and the implications that such a tool could have on the world of software development. Also, deciding between SwiftUI and UIKit on a component level, and the power of relaxation.

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June 30

It’s the Stacktrace App Store special! What could happen if Apple were to enable sideloading on iOS, and what other changes could Apple make to improve the App Store and its relationship to third-party developers? Also, connecting Combine with async/await, using design tools, alternatives to using analytics SDKs, and much more.

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June 23

John’s new daily writing challenge, Rambo’s continued deep dives into Bluetooth and local networking, and initial impressions of Apple Music Spatial Audio. Also, what might the future of technologies like Objective-C and Combine look like, given this year’s WWDC announcements?

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June 16

John and Rambo dive much deeper into some of the key new APIs and system features that were announced at WWDC21, including SharePlay, ShazamKit, Swift’s new concurrency system, and what’s new in Xcode 13. Also, debugging low-level crashes, and tips for getting started with app development.

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June 8

John and Rambo discuss some of the major new announcements from Apple’s WWDC21 keynote, and how they might impact developers building apps for Apple’s platforms.

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June 7

Alongside iOS 15, iPadOS 15, and more today, Apple has announced tvOS 15 with new features and improvements, including SharePlay, a new “Shared with You” section on the TV app, and more.

This continues work that started last year with tvOS 14, which introduced the “Home view” to control smart home accessories, audio sharing, support for multiple users, game controllers, and more.

Here are the new features announced for tvOS:

  • Support for Spatial Audio with AirPods Pro and AirPods Max
  • Lossless audio (coming later this year)
  • HomePod mini can be used as speakers for the Apple TV
  • “Hey Siri” can be used to play content on the TV
  • A new “shared with you” section in the TV app displays content previously shared with the user

Check out our News Hub for more coverage of WWDC 2021.

June 2

It’s time for another game of Stacktrace Keynote Poker! This time, John and Rambo place their bets on what Apple might announce at WWDC21, either during the main keynote, or as part of the more developer-focused State of the Union.

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May 26

WWDC preparations, the challenge of building features that rely on wireless communication between devices, Apple’s latest accessibility announcements, and another semi-deep dive into Swift’s Result Builders feature.

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May 19

After narrowly avoiding an accidental web development deep dive, John and Rambo discuss the challenges of open source maintenance, AirBuddy’s upcoming battery notifications feature, the latest Mac-related rumors, and the new Apple Music hi-fi update.

Sponsored by Pillow: Pillow is an all-in-one sleep tracking solution to help you get a better night’s sleep. Download it from the App Store today.

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