Jeroen Leenarts

AppForce1 Worklog

Bi-Weekly or weekly podcast. I'm going to share my journey as an iOS developer in real-time. The wins, the struggles, the lessons learned, and the code that actually works. No fluff, no corporate speak, just honest developer-to-developer conversations.

Author

Jeroen Leenarts

Category

Technology

Podcast website

appforce1.net

Latest episode

Sep 29, 2025

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Episodes

Anna Zharkova, mobile developer and Woman Techmakers Ambassador 08.07.2021

Send me a text Anna lives in Barnaul in Russia. She is a lead mobile developer for over 7 years. We met through a session for WWDC Community. She is an active conference speaker and got her first exposure to software development at a young age. You can find more info on Anna on: Github Her website Twitter Join me in Amsterdam for Do iOS 2025 , tickets and details available now. Lead Software Devel...

Book update and learning about new and existing iOS features 05.07.2021

Send me a text A new week, an new update. An update of my book and great new articles from the iOS community. Enjoy. Preparing loads of content here. And did you know I passed my 75th episode already? New Formatters in iOS 15: Why do we need another formatter | Sarunw How Swift runs an async executable – Ole Begemann Requiring min code coverage in Swift packages with GitHub actions – Augmented Cod...

Oscar Gorog, a WWDC 2020 Student Challenge Winner 30.06.2021

Send me a text Oscar was one of the WWDC 2020 student challenge winners. Learn how Oscar got started on software development and his path to being a student challenge winner. Oscar is young and still has some big choices to make in the next 2 years, but he seems to know what path he wants to take. Oscar on GitHub Oscar on Twitter His app Schooly Oscar's 2020 WWDC Student Swift Challenge submi...

Summer break is happening 28.06.2021

Send me a text Hussle time after WWDC before some well deserved R&R. Join me in finding a couple of great articles to add to your reading list. Xcode DocC - Getting Started Understanding SwiftUI Grid Layout What are Swift Concurrency’s task local values? – Donny Wals A better way to ask for a one-time user's location with the Location Button | Sarunw Mastering search in SwiftUI | Swift wi...

Reinder de Vries, the person behind learnappmaking.com 23.06.2021

Send me a text Reinder helps people play with code. He does this through learnappmaking.com . Hear how he got started by game modding as a kid and how it put him on the path of creating an online business. Learn more about Reinder: https://learnappmaking.com/ His Twitter: @reinder42 Join me in Amsterdam for Do iOS 2025 , tickets and details available now. Lead Software Developer   Learn best...

Looking for my new rythm. 21.06.2021

Send me a text WWDC21 is now over and finished, but things are not back to normal just yet. People are still discovering great little bits and pieces in all the stuff announced by Apple. News: WWDC21: Wrap up and recommended talks – Hacking with Swift WWDC21: What's New in Testing | mokacoding StoreKit 2 and Updates from WWDC 2021 – RevenueCat An introduction to synchronizing access with Swif...

Dominic Williams, creator of Moderation app 17.06.2021

Send me a text Dominic Williams is an independent iOS developer from Wales, UK. In his spare time he work on the app Moderation. More on Dominic: His website. His app Moderation. His twitter @domzy In our recording Dominic also mentioned the 4 burner principle. More on that: https://jamesclear.com/four-burners-theory Join me in Amsterdam for Do iOS 2025 , tickets and details available now. Lead So...

After WWDC, I'll keep it Short and sweet 14.06.2021

Send me a text Keeping it short this week. So much content. It is amazing. :) Async/Await vs. Combine articles: Async/Await and the Future of Combine Thoughts on Combine in an async/await world – Donny Wals Bottom sheet articles: Meet the new bottom sheet in iOS 15 | Filip Němeček \ Bottom sheet on iOS15 using UISheetPresentationController and Xcode 13 | Mateusz Matrejek Presenting sheets with UIK...

Filip Nemecek, creator of iOSfeeds.com and SwitchBuddy 10.06.2021

Send me a text Filip likes to keep himzelf busy with all kinds of websites, Django development and iOS development. Learn more about all the things Filip does at https://filipnemecek.com/ . As an iOS developer you might know him from his blog https://nemecek.be/ or https://iosfeeds.com/ . He is also a fan of the Nintendo Switch and launched SwitchBuddy , a small utility app that makes it much easi...

WWDC Keynote with special guest Donny Wals 07.06.2021

Send me a text Donny Wals and I share our initial impressions about the Apple Keynote. Afterwards we take a look at last week's news articles. Oh Crop by Josh Holtz   Bluetooth and SwiftUI. Developing app for RGB stripe control — Teletype   Xcode Keyboard Shortcuts Join me in Amsterdam for Do iOS 2025 , tickets and details available now. Lead Software Developer   Learn best practices for...

Dave Verwer, creator of iOS Dev Weekly, Swift Package Index, iOS Dev Jobs, iOS Dev Directory and more... 02.06.2021

Send me a text Dave became a thing in my inbox through his iOS Dev Weekly newsletter. But there is so much more what he does. There is also so much more to learn on how he got to where he is right now. Listen in and get to know Dave a bit more. Learn more about Dave on his website: https://daveverwer.com/ Here are some other things you might now Dave from: iOS Dev Weekly – Delivered every Friday,...

Starting my move to weekly podcast 2.0 31.05.2021

Send me a text Doing a new style of recording, with potential audience. From now on every week on Monday evening at 21:00 CEST I will be online, recording. And you can jump in as an audience member. Keep an eye on my twitter for updates. Have a GREAT keynote next week!   What's new in Swift 5.5? – Hacking with Swift The iOS Developer’s guide to WWDC 2021 – Donny Wals Swift Jobs: How to make t...

Jordi Bruin, an indie iOS developer with two awesome products. 26.05.2021

Send me a text Jordi Bruin, indie iOS developer with two awesome products called Soosee and Unmute. He switched to being self employed relatively recently. And also his iOS skills are something he learned on his previous job. Jordi has a way of finding creative applications around specific iOS APIs. Listen to his journey and check his apps, they are very interesting. Soosee App Unmute app Jordi&ap...

Counting down the dubdub 24.05.2021

Send me a text Counting down the days to WWDC21. Just a couple more weeks and we're there. I do notice this in the articles of last week. On top of my switched schedule there are also a lot less articles being published at the moment. Links of this episode: And away we code. - News - Apple Developer Core Data In Memory Store Crop UIImage In Swift Implementing custom popups in SwiftUI Integrat...

Everybody switches sometime 20.05.2021

Send me a text So it is not Monday. I had some challenges getting a suitable room for recording. So here is what was supposed to go live a few days ago. Some great stuff even while WWDC21 is getting closer. Enjoy. :) Permanent and Temporary Tabs in Xcode Connecting to Wi-Fi programmatically in iOS with Swift | Filip Němeček Thread Safety in Swift How necessary are the programming fundamentals? Dyn...

Stewart Lynch, an iOS development Youtuber who got started with Fortran 17.05.2021

Send me a text Say hi to Stewart Lynch, since january 2020 he produces iOS development videos on YouTube. He's been doing great. But his aspiration is to gain a big following by doing what he enjoys. If you have never seen one of his videos, have a look, they are a great resource. You can find Stewart on Youtube <- Go here, subscribe to his channel! on Twitter on his website Join me in Ams...

Tim Isenman, creator of Pocket Rocket a product that allows him to stay in Japan 12.05.2021

Send me a text Tim is an interesting fellow. Worked at Riot Games. An entirely self taught software developer. He created Pocket Rocket with a purpose and he is successful. Look for Pocket Rocket app in the iOS App Store You can find and contact Tim on Twitter . Join me in Amsterdam for Do iOS 2025 , tickets and details available now. Lead Software Developer   Learn best practices for being a...

Monday Media Monitoring Machine 10.05.2021

Send me a text Another week, another episode. WWDC21 is about a month away. Looking forward to another event by Apple. I enjoy finding ways to incorporate newly added features to the Apple App Eco system. Looking forward to adding last year's additions to our codebase since we are moving up the minimal supported target. Join me in Amsterdam for Do iOS 2025 , tickets and details available now....

Jeroen Leenarts, podcaster, self published author and CocoaHeadsNL chairman 05.05.2021

Send me a text Wait, what is going on here? Kim Arnett as a host? Interviewing Jeroen? What is going on here? Listen to Kim interview me. Enjoy! I will have a recording with Kim being interviewed by me later this year. Have a look at Kim's Twitter @kaydacode and her online shop with many cool stickers and other items ! Join me in Amsterdam for Do iOS 2025 , tickets and details available now....

Playing two week catch-up 03.05.2021

Send me a text It's been 2 weeks since my previous regular episode. I hope you liked my Indie Panel of last week. Some great articles over the past 2 weeks. In this episode I pick just a few of those. Mentioned links: What's new in Swift Package Manager in Swift 5.4 | FIVE STARS How to observe NSManagedObject changes in Core Data using Combine How To Upload Data To A Server: Multipart/Fo...

Roxana Jula, on a journey to learn about ARKit at Monstarlab 28.04.2021

Send me a text Roxana is amazing. She's having loads of fun developing iOS apps for Monstarlab . In Dubai. It has been a while since she's seen rain. And she is working hard on creating content online on the topic of AR Kit. Also she is an advocate for inclusivity by leading the charge at Women in Tech Dubai . You can find Roxana online through her website: https://roxanajula.com On Twit...

Indie panel discussion 26.04.2021

Send me a text It is King's Day tomorrow in the Netherlands. So national holidays, time for something completely different. A panel discussion. 6 people on a recording. What could possibly go wrong right? I'm with Malin and Kai. Their company is called Triple Glazed Studios . Their main product is called Orbit . Josh Holtz , maintainer of FastLane.tools and a couple OTTER great app s. Ch...

Ting Becker, a CPA turned iOS developer 21.04.2021

Send me a text Ting from China, moved through Arkansas to California. With the support of her parents, she made a huge leap of faith. And it does seem the Chinese year of the Ox is smiling upon her choices. With dedication and a free schedule, Ting did a full reset of her career as a CPA. She's  a self taught iOS software developer, now an associate software engineer at Quicken Loans. Ting on...

Counting down the days 19.04.2021

Send me a text The end is in sight. Roof is almost done. Meanwhile things keep on progressing. CocoaHeadsNL, Core Data workshop, new articles. An Apple event. In this week's episode: JavaScriptCore and Swift • Andy Ibanez How to Manage Photo Library Permission in iOS - Swift Senpai Blur Effect in SwiftUI – SerialCoder.dev What’s the difference between a singleton and a shared instance in Swif...

Stephanie Chiu, self-taught iOS Software Engineer with a B.S. in Chemical Engineering. 15.04.2021

Send me a text "Chemical Engineering?! Then how did you become a Software Engineer?"I asked Stephanie the above question. It involves shampoo and tooth paste. Only in 2018 Stephanie switched into iOS development. Now she works at PayPal. Stephanie's website on Tech Career Coaching Stephanie on Twitter Stephanie on LinkedIN Join me in Amsterdam for Do iOS 2025 , tickets and details a...

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