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Questions tagged [wwdc]

WWDC stands for the Worldwide Developer's Conference, a conference for iOS and OS X developers held by Apple in San Francisco, in the Moscone West convention center.

WWDC is an abbreviation for the Worldwide Developer's Conference, a conference for and developers held by Apple in San Francisco, in the Moscone West convention center.

The opening keynote by Apple's top executives often is the announcement place of multiple software and hardware announcements . The Presidio, the room in which these announcements are made, seats over 5,000 people.

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I'm making an macOS app. Is that possible to use a different app icon on different version of OS?

I've been working on an macOS app for a while. And recently Apple released the first beta version of Big Sur, so I changed my app icon into rounded rectangle shape, just like every other apps in Big Sur. Now I wonder if it is possible to let my app…
Finder
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is WWDC 2018 sample code available online?

I've looked through the forum and have noticed that similar questions have generally been responded to as 'off-topic', as they "tend to attract opinionated answers and spam." I realize this might not be the correct place to discuss the rightness or…
H. Kramer
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Registering a lot of UICollectionViewCell classes for reuse in a UICollectionView

I'm following a Advanced User Interfaces with Collection Views WWDC Session, where Apple engineers shown an approach to compose multiple UICollectionViewDataSource objects together to achieve better code reusability and separation of concerns. In my…
Richard Topchii
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Regarding code extract from Apple's WWDC 2017 Session 506 - Where is exifOrientationFromDeviceOrientation() defined?

In the WWDC 2017 video from session 506. There's a piece of the code in the 1st demo that looks like this: let exifOrientation = self.exifOrientationFromDeviceOrientation() The use of self. indicates that it is supposed to be a property from the…
Andre Guerra
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WWDC 2010 Session 104 Sample Code

Possible Duplicate: WWDC 2010 Sample Code Where I can found the FrogsDemo sample code from WWDC 2010 Session 104?
Alex Terente
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FigVirtualFramebufferServer: Unsupported Operation

I'm trying ARKit and get a black screen with the following error message. The WWDC 2017 sample PlacingObjects is running on the same device without problems. [] <<<< FigVirtualFramebufferServer >>>> FigVirtualFramebufferGetMaxCount: unsupported…
Jan F.
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How can i get WWDC10 sample code? (104. Designing Apps with Scroll Views)

i saw WWDC10 session "104, Designing Apps with Scroll Views". and i want get sample code using demo. but i can't find it. i found "ScrollViewSuite" but it's not same demo. it's not provided?
seapy
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Core Data's NSPersistentContainer in iOS 10 / macOS Sierra

So I am really excited to use Core Data now because of how much simpler they made it (as of WWDC 2016). On app launch, I plan to load pre-updated data from Core Data and then have the persistentContainer's performBackgroundTask do updates/saves to…
nextseto
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Swift Struct's Reference Count

I have a question about struct In WWDC2016, session recommend to use sturct (value type) but if structs have 3 more inline variable words, struct must manage reference count as store large value to heap then my question is when struct have 3 another…
Cruz
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How Swift implement Array's copy-on-write behavior?

After watching build better apps with value type . In the photoshop example they made, they said that the only thing that gets copied in the two instances of that diagram are the tiles that contain the person's shirt. So even though I have two…
Nick Allen
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Advance NSOperation WWDC 2015 sample in ObjectiveC

I was going through Advance NSOperation WWDC 2015 session and at the end Apple provided us an Earthquake sample which is written in Swift. I would be really grateful if I can get that sample in Objective C since I haven't yet started with Swift. I…
Riya Khanna
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Remove background from SwiftUI's List in iOS 16

This is probably an old issue. but I still couldn't find a workable solution. Like the image below. I want to have the blue background extended to the whole list view on top. However, SwiftUI automatically adds two white backgrounds(potential from…
Legolas Wang
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iOS 16 App Intent not Discoverable by Siri

I'm implementing the new iOS 16 AppIntents framework and it works fine except when I try to trigger it with Siri, which just pulls up results from the web. Here's a very simple version I made on an empty project. import Foundation import…
programr
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WeatherKit⛈ iOS SDK 401 network error WWDC 2022

I am getting an error while running WWDC22 Link I downloaded the sample Project from Apple from here And I am able to run the project. But when I create a Demo project and added Weather fetching code getting I am getting Error. My Code: func…
Kudos
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Unable to call Device Activity in Screen Time Api From Parent Device

Using shared authorization I am able to authorize the child's device and able to see all the installed apps on the child's mobile on the parent device. But when I am trying to call DeviceActivity nothing happens. This is how I am calling…
Anish Lal
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