# iOS **URL:** https://forums.kodeco.com/c/general/ios/17.md?page=12 [Latest](https://forums.kodeco.com/latest.md) · [Categories](https://forums.kodeco.com/categories.md) · [Tags](https://forums.kodeco.com/tags.md) **Page:** 13 --- ## [Multiple commands produce...warning: duplicate output file](https://forums.kodeco.com/t/multiple-commands-produce-warning-duplicate-output-file/100643)
**Author:** [@jean-michel](https://forums.kodeco.com/u/jean-michel)\ **Replies:** 4\ **Last updated:** [April 12, 2020, 10:34am UTC](https://forums.kodeco.com/t/multiple-commands-produce-warning-duplicate-output-file/100643 "2020-04-12T10:34:39Z")
Hello everyone, I need help with that message : Multiple commands produce ‘/Users/username/Library/Developer/Xcode/DerivedData/myApp-cqsvatsweajrlwgztrbdqodhawmh/Build/Products/Debug-iphonesimulator/myApp.app/Info.plist… --- ## [Do you have an order to read your books?](https://forums.kodeco.com/t/do-you-have-an-order-to-read-your-books/84631)
**Author:** [@fdorado985](https://forums.kodeco.com/u/fdorado985)\ **Replies:** 2\ **Last updated:** [February 1, 2020, 10:13am UTC](https://forums.kodeco.com/t/do-you-have-an-order-to-read-your-books/84631 "2020-02-01T10:13:19Z")
Does exist an order to read the books… like create a Career Path for iOS Development, for example… I know that maybe • Swift Apprentice • iOS Apprentice Are the first two books in that order, even they can be read it … --- ## [Can I operate the printer from iPhone wireless?](https://forums.kodeco.com/t/can-i-operate-the-printer-from-iphone-wireless/99428)
**Author:** [@jonsmith7](https://forums.kodeco.com/u/jonsmith7)\ **Replies:** 5\ **Last updated:** [April 7, 2020, 8:04am UTC](https://forums.kodeco.com/t/can-i-operate-the-printer-from-iphone-wireless/99428 "2020-04-07T08:04:45Z")
Can the operating system of the ios device support the HP Designjet T520 printers driver? I have an iPhone now want to install the driver of the HP Designjet T520 printer driver on this ios operating system do this suppo… --- ## [iOS 13 Can't add sandbox account . . . anyone has had this issue?](https://forums.kodeco.com/t/ios-13-cant-add-sandbox-account-anyone-has-had-this-issue/102514)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 2\ **Last updated:** [April 7, 2020, 6:38am UTC](https://forums.kodeco.com/t/ios-13-cant-add-sandbox-account-anyone-has-had-this-issue/102514 "2020-04-07T06:38:06Z")
None of the solutions @ iOS 13 - How to login in in-app purchase Sandbox account? - Stack Overflow seem to work for me :confused: --- ## [Not Connecting: App Store on Simulator](https://forums.kodeco.com/t/not-connecting-app-store-on-simulator/102362)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 2\ **Last updated:** [April 7, 2020, 6:37am UTC](https://forums.kodeco.com/t/not-connecting-app-store-on-simulator/102362 "2020-04-07T06:37:16Z")
I am trying to add a sandbox account and I repeatedly keep seeing this when I try to enable iTunes & App Store --- ## [CADisplayLink + Data from server](https://forums.kodeco.com/t/cadisplaylink-data-from-server/103039)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 2\ **Last updated:** [April 7, 2020, 6:36am UTC](https://forums.kodeco.com/t/cadisplaylink-data-from-server/103039 "2020-04-07T06:36:33Z")
The value of a variable being used for UI changes on main thread is changed mid use due to a server call . . . https://gist.github.com/lahariganti/9dfa2e6485f22397ac9b2fd0fa47ef74 Line 26 in the gist is the problem, I … --- ## [Help with Collectionview Compositional layout](https://forums.kodeco.com/t/help-with-collectionview-compositional-layout/102784)
**Author:** [@cnbciosdevs](https://forums.kodeco.com/u/cnbciosdevs)\ **Replies:** 2\ **Last updated:** [April 6, 2020, 12:39pm UTC](https://forums.kodeco.com/t/help-with-collectionview-compositional-layout/102784 "2020-04-06T12:39:00Z")
Hi All, I’m re-writing some of my collection view flow layouts using compositional layouts, and I’m having a bit of trouble with achieving what I want. Basically, I have a 2 column layout, consisting of self-sizing cell… --- ## [Https://www.raywenderlich.com/4001741-swiftui/lessons/16](https://forums.kodeco.com/t/https-www-raywenderlich-com-4001741-swiftui-lessons-16/102435)
**Author:** [@webhunter](https://forums.kodeco.com/u/webhunter)\ **Replies:** 2\ **Last updated:** [April 6, 2020, 9:03am UTC](https://forums.kodeco.com/t/https-www-raywenderlich-com-4001741-swiftui-lessons-16/102435 "2020-04-06T09:03:44Z")
https://www.raywenderlich.com/4001741-swiftui/lessons/16 I have a problem with the Picker inside of NavigationView: I can’t replicate the behavior @4’45" The picker works only the first time: selected the item, the nav… --- ## [Custom UICollectionView pinterest layout question](https://forums.kodeco.com/t/custom-uicollectionview-pinterest-layout-question/90072)
**Author:** [@akashlal](https://forums.kodeco.com/u/akashlal)\ **Replies:** 8\ **Last updated:** [April 4, 2020, 11:39pm UTC](https://forums.kodeco.com/t/custom-uicollectionview-pinterest-layout-question/90072 "2020-04-04T23:39:45Z")
I made an iOS Application which shows 10 photos for a search result at a time, using unsplash.com’s API and lay it out in a pinterest like view - https://www.raywenderlich.com/4829472-uicollectionview-custom-layout-tutor… --- ## [Is there any objective-c content left?](https://forums.kodeco.com/t/is-there-any-objective-c-content-left/100717)
**Author:** [@elliotrodriguez](https://forums.kodeco.com/u/elliotrodriguez)\ **Replies:** 1\ **Last updated:** [April 4, 2020, 11:33pm UTC](https://forums.kodeco.com/t/is-there-any-objective-c-content-left/100717 "2020-04-04T23:33:57Z")
I am considering purchasing a subscription and wondering if the advanced/pro content contains any objective-c content. I am working in a react native app that requires a view be built with an SDK that is built in object… --- ## [Non complete sample source code](https://forums.kodeco.com/t/non-complete-sample-source-code/99975)
**Author:** [@lusp](https://forums.kodeco.com/u/lusp)\ **Replies:** 3\ **Last updated:** [April 3, 2020, 3:04pm UTC](https://forums.kodeco.com/t/non-complete-sample-source-code/99975 "2020-04-03T15:04:44Z")
I downloaded the sample source code of https://www.raywenderlich.com/6620276-sqlite-with-swift-tutorial-getting-started But the in the folder “end” the code of the sample were missing. Did I look wrong? Thanks for any… --- ## [Building a Museum App with ARKit 2 image recognised i play gif on top of it, After that it leads to my app UI freeze issue. i](https://forums.kodeco.com/t/building-a-museum-app-with-arkit-2-image-recognised-i-play-gif-on-top-of-it-after-that-it-leads-to-my-app-ui-freeze-issue-i/100537)
**Author:** [@iosyogi41](https://forums.kodeco.com/u/iosyogi41)\ **Replies:** 1\ **Last updated:** [April 3, 2020, 6:22am UTC](https://forums.kodeco.com/t/building-a-museum-app-with-arkit-2-image-recognised-i-play-gif-on-top-of-it-after-that-it-leads-to-my-app-ui-freeze-issue-i/100537 "2020-04-03T06:22:53Z")
I followed this tutorial to build AR app which recognises image and on top of it plays gif. https://www.raywenderlich.com/6957-building-a-museum-app-with-arkit-2 I’m successfully able to play gif but once if i go back … --- ## [Books Should be Catered to an Audience based on Experience](https://forums.kodeco.com/t/books-should-be-catered-to-an-audience-based-on-experience/100015)
**Author:** [@psyaryu](https://forums.kodeco.com/u/psyaryu)\ **Replies:** 4\ **Last updated:** [April 2, 2020, 12:20am UTC](https://forums.kodeco.com/t/books-should-be-catered-to-an-audience-based-on-experience/100015 "2020-04-02T00:20:12Z")
I have a proposition for book writers of wenderlich. The books released generally focus on 1 topic which given there is only so much you can write in a book before wenderlich is unhappy or your reader loses motivation t… --- ## [Launchscreen storyboard mandate](https://forums.kodeco.com/t/launchscreen-storyboard-mandate/93244)
**Author:** [@adithyaram](https://forums.kodeco.com/u/adithyaram)\ **Replies:** 2\ **Last updated:** [March 28, 2020, 8:33pm UTC](https://forums.kodeco.com/t/launchscreen-storyboard-mandate/93244 "2020-03-28T20:33:35Z")
Apple has made it mandatory to use launch screen storyboards by April 2020. If not done so, the app store submissions would get rejected. This is not a big deal. We can create a storyboard and use the same as the launch… --- ## [Is SwiftUI ready for production level apps](https://forums.kodeco.com/t/is-swiftui-ready-for-production-level-apps/102803)
**Author:** [@psuranas](https://forums.kodeco.com/u/psuranas)\ **Replies:** 1\ **Last updated:** [March 28, 2020, 8:23pm UTC](https://forums.kodeco.com/t/is-swiftui-ready-for-production-level-apps/102803 "2020-03-28T20:23:36Z")
I finished the first and second iOS and SwiftUI app tutorials, and was wondering if we can start building production level apps in SwiftUI. --- ## [Used dylib in my IOS framework getting error after App lauch](https://forums.kodeco.com/t/used-dylib-in-my-ios-framework-getting-error-after-app-lauch/95736)
**Author:** [@shrinivasgutte](https://forums.kodeco.com/u/shrinivasgutte)\ **Replies:** 2\ **Last updated:** [March 28, 2020, 6:34pm UTC](https://forums.kodeco.com/t/used-dylib-in-my-ios-framework-getting-error-after-app-lauch/95736 "2020-03-28T18:34:41Z")
I have an embedded dylib in my IOS framework and trying use this framework in my application after launch is giving me an error. Error: dyld: Library not loaded:\*.dylib Referenced from: /private/var/containers/Bundle/… --- ## [Framework on demand resource](https://forums.kodeco.com/t/framework-on-demand-resource/95678)
**Author:** [@nj1](https://forums.kodeco.com/u/nj1)\ **Replies:** 2\ **Last updated:** [March 28, 2020, 6:26pm UTC](https://forums.kodeco.com/t/framework-on-demand-resource/95678 "2020-03-28T18:26:14Z")
i have created a framework which contain assets and i have to reduce space of my app size so that i want to used on demand resource to reduce asset size in framework but xcode said " On-Demand Resources is enabled (ENA… --- ## [iOS Apprentice MyLocations Ch32](https://forums.kodeco.com/t/ios-apprentice-mylocations-ch32/94031)
**Author:** [@syktek](https://forums.kodeco.com/u/syktek)\ **Replies:** 1\ **Last updated:** [March 27, 2020, 2:59pm UTC](https://forums.kodeco.com/t/ios-apprentice-mylocations-ch32/94031 "2020-03-27T14:59:19Z")
The following must be defined in AppDelegate.swift on p.870 in the book var window: UIWindow? otherwise let tabController = window! etc is fatal --- ## [Read More / See Less UICollectionViewCell Issues with resizing - don't know where I am being a n00b \>. \<](https://forums.kodeco.com/t/read-more-see-less-uicollectionviewcell-issues-with-resizing-dont-know-where-i-am-being-a-n00b/93923)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 2\ **Last updated:** [March 27, 2020, 2:47pm UTC](https://forums.kodeco.com/t/read-more-see-less-uicollectionviewcell-issues-with-resizing-dont-know-where-i-am-being-a-n00b/93923 "2020-03-27T14:47:45Z")
DataSource: extension AuthorDataSource: UICollectionViewDelegateFlowLayout { func collectionView(\_ collectionView: UICollectionView, layout collectionViewLayout: UICollectionViewLayout, sizeForItemAt indexPath: IndexP… --- ## [Comment: corrected formatting I want to know why when I click Command + click on a text box the drop down menu doesn't give me the option to “Embed in button”](https://forums.kodeco.com/t/comment-corrected-formatting-i-want-to-know-why-when-i-click-command-click-on-a-text-box-the-drop-down-menu-doesnt-give-me-the-option-to-embed-in-button/93316)
**Author:** [@blastoff](https://forums.kodeco.com/u/blastoff)\ **Replies:** 1\ **Last updated:** [March 26, 2020, 8:46pm UTC](https://forums.kodeco.com/t/comment-corrected-formatting-i-want-to-know-why-when-i-click-command-click-on-a-text-box-the-drop-down-menu-doesnt-give-me-the-option-to-embed-in-button/93316 "2020-03-26T20:46:35Z")
I want to know why when I click Command + click on a text box the drop down menu doesn’t give me the option to “Embed in button” HERE IS MY CODE @State var alertIsVisible: Bool = false var body: some View { VStack { … --- ## [Cannot run app on iPhone SE simulator, why?](https://forums.kodeco.com/t/cannot-run-app-on-iphone-se-simulator-why/102328)
**Author:** [@kiwiandthemango](https://forums.kodeco.com/u/kiwiandthemango)\ **Replies:** 3\ **Last updated:** [March 24, 2020, 12:56am UTC](https://forums.kodeco.com/t/cannot-run-app-on-iphone-se-simulator-why/102328 "2020-03-24T00:56:54Z")
While in my Main.storyboard file, I can choose (at the bottom of my screen…what exactly is that section called?) “View as: iPhone SE”. However, when I attempt to run the app on the simulator, there is no option for runni… --- ## [Duplicate HStack](https://forums.kodeco.com/t/duplicate-hstack/100590)
**Author:** [@tessa](https://forums.kodeco.com/u/tessa)\ **Replies:** 4\ **Last updated:** [March 19, 2020, 4:34pm UTC](https://forums.kodeco.com/t/duplicate-hstack/100590 "2020-03-19T16:34:48Z")
I’m new to iOS but have been through creating the Bulls Eye app. Now I’m trying to build my own app and take to heart the DRY concept. So what I want to do is have something like the coding below (not flushed out) but … --- ## [Bug in my Bulls Eye app with text being cut off](https://forums.kodeco.com/t/bug-in-my-bulls-eye-app-with-text-being-cut-off/101859)
**Author:** [@malachicode](https://forums.kodeco.com/u/malachicode)\ **Replies:** 2\ **Last updated:** [March 19, 2020, 4:12am UTC](https://forums.kodeco.com/t/bug-in-my-bulls-eye-app-with-text-being-cut-off/101859 "2020-03-19T04:12:43Z")
For some reason the “Put the bullseye as close as you can to:” text is being cut off when a larger number is generated. Does any one know how to fix this without using a ton of spacing. --- ## [Strings truncate issue on Text method](https://forums.kodeco.com/t/strings-truncate-issue-on-text-method/96967)
**Author:** [@sunil-kumar](https://forums.kodeco.com/u/sunil-kumar)\ **Replies:** 1\ **Last updated:** [March 19, 2020, 4:10am UTC](https://forums.kodeco.com/t/strings-truncate-issue-on-text-method/96967 "2020-03-19T04:10:11Z")
I have one issue with the String truncate on the Bulls eye project. Can someone help me out with it. Here is the code I had written, in the Preview mode it is showing properly, but wile at the time of rendering on the S… --- ## [UIActivityViewController presented activity gets cut off](https://forums.kodeco.com/t/uiactivityviewcontroller-presented-activity-gets-cut-off/94959)
**Author:** [@pathaderavi](https://forums.kodeco.com/u/pathaderavi)\ **Replies:** 1\ **Last updated:** [March 19, 2020, 3:44am UTC](https://forums.kodeco.com/t/uiactivityviewcontroller-presented-activity-gets-cut-off/94959 "2020-03-19T03:44:02Z")
While presenting UIActivityViewController and selecting Microsoft Teams, the modal on the bottom left gets cut off. I have tried changing modalPresentationStyle but it did not work. I have also tried to present it thro… --- ## [Rounded Corners + clippingToBounds](https://forums.kodeco.com/t/rounded-corners-clippingtobounds/93353)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 1\ **Last updated:** [March 19, 2020, 3:10am UTC](https://forums.kodeco.com/t/rounded-corners-clippingtobounds/93353 "2020-03-19T03:10:16Z")
Is there a way to get the desired (see attached image) without changing the view hierarchy? Extend the clipping area? --- ## [Unexpected view cell result](https://forums.kodeco.com/t/unexpected-view-cell-result/29955)
**Author:** [@jonny](https://forums.kodeco.com/u/jonny)\ **Replies:** 1\ **Last updated:** [July 16, 2019, 9:28am UTC](https://forums.kodeco.com/t/unexpected-view-cell-result/29955 "2019-07-16T09:28:18Z")
Hi I’m trying to finish the last main thing for my app. My game tracks players playing time in a game. I have a list of games in a tableview and you click a game it goes to a game controller that starts tracking the g… --- ## [Need to Supervised and UNSupervised Programmatically In Swift](https://forums.kodeco.com/t/need-to-supervised-and-unsupervised-programmatically-in-swift/99590)
**Author:** [@bharti1990](https://forums.kodeco.com/u/bharti1990)\ **Replies:** 2\ **Last updated:** [March 15, 2020, 6:45am UTC](https://forums.kodeco.com/t/need-to-supervised-and-unsupervised-programmatically-in-swift/99590 "2020-03-15T06:45:01Z")
I need to Supervised and UNSupervised my device Programmatically In Swift. --- ## [How to fix the Auto Layout issue on the official iOS app development tutorial?](https://forums.kodeco.com/t/how-to-fix-the-auto-layout-issue-on-the-official-ios-app-development-tutorial/29528)
**Author:** [@ugultopu](https://forums.kodeco.com/u/ugultopu)\ **Replies:** 0\ **Last updated:** [May 10, 2017, 6:09pm UTC](https://forums.kodeco.com/t/how-to-fix-the-auto-layout-issue-on-the-official-ios-app-development-tutorial/29528 "2017-05-10T18:09:06Z")
NOTE: To see the images of this post, please see this Stack Overflow question. At end of Implement Edit and Delete Behavior section of the official iOS app development tutorial, it is mentioned that the layout has error… --- ## [UITesting + webViews](https://forums.kodeco.com/t/uitesting-webviews/94189)
**Author:** [@lganti](https://forums.kodeco.com/u/lganti)\ **Replies:** 3\ **Last updated:** [February 17, 2020, 4:39am UTC](https://forums.kodeco.com/t/uitesting-webviews/94189 "2020-02-17T04:39:09Z")
GoogleSignIn 5.0.0 signin page picks up mobile browser default language; how do you write tests for webViews in such a case (currently using staticTexts )? (Localize those strings if using staticTexts ? LOL) [Previous page](https://forums.kodeco.com/c/general/ios/17.md?page=11) [Next page](https://forums.kodeco.com/c/general/ios/17.md?page=13)