Explore the intersection of business and app development. Discuss topics like device management, education, and resources for aspiring app developers.

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The IBAN number is invalid with Polish bank
Please help, I am trying to enter my bank account details (PKO Bank In Poland) but always get the error: "The IBAN number is invalid." I'm using account in PLN zl. account number: 52########0000########1123 (26 symbols) IBAN: PL52 ########0000########1123 (28 symbols) I've tryed other accounts, and I'm sure all of them are correct (information was given from the bank page and validated by IBAN checker services), but error blocks me. How to resolve this issue? Thanks.
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435
Oct ’24
Is this business model counted as in-app purchase?
Hello All, My team and I are developing a mobile application (offgrid) to help combat screen addiction. Our application will allow users through gamification, to challenge each other to stay off certain predetermined apps on their phone for a set amount of time and risk their own money. The money will act as a reinforcement to stay focused and off the application. Example: Jon challenges Jen to stay off Instagram for 1 hour for $5. If Jen accepts the challenge, she and Jon cannot go on Instagram. If Jen or Jon decides to click the Instagram app within the hour, the $5 automatically goes to the winner via Apple Pay or another service. If they complete the challenge and stay off Instagram then there is no exchange of money. I will also give the option for users to challenge each other and risk their money for a charity cause if someone loses. My question is, will the exchange of money count as an in-app purchase, or will the winner receive the full amount? Also, if the money goes to charity, will that count as an in-app purchase? Thanks!
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479
Oct ’24
External Data Use for Swift Student Challenge
Hello, Although the Swift Student Challenge for 2025 has not yet been announced and is not officially taking place, I have a question regarding last year’s rules in the Swift Student Challenge. This is, of course, assuming the rules will be similar if the challenge runs again next year. I am interested in utilizing CreateML to design a text classifier model. Given the substantial amount of data required for machine learning, am I allowed to outsource data from open-source libraries and/or social media platforms, provided that these resources abide by their terms of service? My primary concern is if I must create my own data as that will be time-consuming and more biased. Thank you, Jesse
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Oct ’24
Managed Apple ID - Testflight not useable
Hi, I run a midsize business. Apple recommends for company owned devices and for other reasons to use Apple Business managed Apple IDs for the employees. After that, you have to use a MDM System for e.g. deploying apps and licenses. Testflight is an app that can be deployed too. But....Testflight can not more than to say "Hello" on a managed device. The use of Testflight and to test our developed apps is not possible with a managed ID. Can anyone explain to me this thinking or what is recommended than. Setting up a private Apple ID for that purpose...which on the other hand, Apple do not want or does not recommend.
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1.7k
Sep ’24
Playground Learn to Code 2, World Creation
world.place(Portal(color: #colorLiteral(red: 1.0004385709762573, green: 0.22760793566703796, blue: 0.18670153617858887, alpha: 1.0)), at: Coordinate(column: 0, row: 0)) I get the following error from the above little piece of code : “There was a problem running this code. Check for problems …. Start over” WHY
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Sep ’24