Hello 👋,

Hope everyone is doing great. It's good to be back after a short break. With loads of mobile developer’s content, I have planned to add a few more additional curated content like Jobs, App Launches. Thanks to everyone who keeps supporting the newsletter. Follow us on Twitter and DM us if you have any suggestions.

🔥 Top Mobile News

• Apple’s App Store made an estimated $64 billion in 2020 - According to CNBC’s analysis, Apple’s App Store made $64 billion in revenue in 2020, which is a 28 percent increase from the estimated $50 billion it made in 2019. This represents a good amount of growth for the App Store since the estimated increase between 2018 and 2019 was only 3.1 percent.

• A new app allows teachers to use their iPhone or iPad as an overhead camera on Zoom - It’s designed to help teachers who are teaching from home due to COVID

• Twitter permanently bans Trump - The president’s preferred megaphone is gone

• WhatsApp clarifies it’s not giving all your data to Facebook after a surge in Signal and Telegram users - The company is trying to contain the fallout over a privacy policy update

• Americans now spend more time using apps than watching live TV - App Annie’s annual State of Mobile report reveals that Americans now spend more time using apps than watching live TV.

• macOS Big Sur 11.2 beta 2 removes filter that lets Apple apps bypass third-party firewalls - Back in November, some developers raised concerns due to a change in macOS Big Sur, which allowed Apple apps to bypass firewall filters in any situation. Since this could lead to security and privacy breaches, Apple has removed this list of exceptions from macOS Big Sur 11.2.

• Google Maps ‘2020 Timeline update’ recaps your travels trends - One of the more useful features made possible by enabling Location History on Android is the Google Maps Timeline. In addition to a monthly recap, Google Maps is sending out a “2020 Timeline update” that is obviously impacted by the last 12 months but still provides useful local stats.

• Google Meet adds ‘Troubleshooting’ menu for real-time network, system performance stats - A handful of factors play into the quality of your video call, and Google Meet now wants to “make it easier for end-users to understand how their local desktop and network environments affect meeting quality” with a new Troubleshooting menu.

• All the ways Windows 10X looks and acts like Chrome OS [Gallery] - Windows 10X was originally intended to debut on dual-screen devices, like the Surface Neo, before later coming to laptops. Last May, Microsoft announced a “pivot” to “focus toward single-screen Windows 10X devices” amid the work-from-home surge. A “near-final version” of Windows 10X has now leaked, and it reveals some key similarities to Chrome OS.

🍎 iOS Articles

• Avoiding SwiftUI’s AnyView - John Sundell

• Distributing Mac apps outside the App Store, a quick start guide - Guilherme Rambo

• Validating email addresses using RawRepresentable and NSDataDetector - John Sundell

• AnimatableModifier in SwiftUI - Majid

• Performing POST and file upload requests using URLSession - John Sundell

• Using multiple computed properties to form a SwiftUI view’s body - John Sundell

• Effective Auto Layout Programmatically in Swift - Vadim Bulavin

• Creating custom query functions using key paths - John Sundell

• SwiftUI Layout Explained: Free to watch! - Florian Kugler (objc io)

• The different types of self in Swift - Jessie Squires

• What does “atomic” mean in programming? - Donny Wals

• Using Swift Result and flatMap - Keith Harrison in Use your Loaf

• Create a dynamic onboarding UI in Swift - Benoit Pasquier

• ⭐ How to check if Text is truncated in SwiftUI? - Federico

• Combine for Mere Mortals - Ben Scheirman

• Mocking with MockingKit - Daniel Saidi

• How to select images using PHPickerViewController with SwiftUI - Kristaps Grinbergs

• Background Color with SwiftUI - Kristaps Grinbergs

• Replicate the Expandable Date Picker Using UICollectionView List - Swift Senpai

• The SEFR classifier - Matthijs Hollemans

🤖 Android Articles

• Choose Wisely: 5 Ways To Show A Message In Android - Vlad Sonkin

• Expedia Group Case Study: Bootiful APIs With GraphQL and Kotlin - Anton Arhipov in Jetbrains Blog

• Happy Railway - Hadi Lashkari Ghouchani

• Evolution of Android Update System - Ivan Kuten

• Unit Tests and Concurrency - Stojan Anastasov

• Android Data Binding: Under the Hood (Part 2) - Niharika Arora

• The greatest Android modularization mistake and how to undo it - Eric N

• KeyTimeCycle - Motion Tags #9 - Android Developers

• Kotlin: Using Room Kotlin APIs - MAD Skills - Android Developers

⚔️ Flutter & React Native

Flutter

• Widget Testing With Flutter - Shaiq khan

• Performance Monitoring of Flutter App - Shivanchal Pandey

• Integration Testing With Flutter - Paras

• Flutter : flip animation - David Gonzalez

• Using Flutter’s Navigator 2.0 with Voyager Router - Łukasz Wiśniewski

• Routing HTTP requests in a Dart server - Suragch

React Native

• Getting Started With React Native Debugger - Krissanawat Kaewsanmuang

• The Best Free React Native UI Kits of 2021 - Florian Marcu

• React Spring – Create Facebook messenger chat heads with trails - akamit

• How to dynamically add component in reactjs? Code Example & Demo - akamit

• Wrapper component in React JS – Code Example & Live Demo - akamit

• How to add an app icon in a React native Android app - Aman Mittal

📈 Trending Dev blogs

• 10 things iOS developers should focus on in 2021 - Donny Wals

• My Shopify Internship journey: From application to offer - Bosun Egberinde

• 16 Great Tech Blogs by Women and Why You Should Read Them - Edidiong Asikpo

• What you need to know about functional programming - Nicholas Lewanowicz

• 10 Fantastic Books By Developers For Developers - Simon Holdorf

• 40 "Free Forever" Tools for Developers - Hrishikesh

• Developer Portfolios as Inspiration ✨ - Firangiz Ganbarli

• How I Easily Code For 8+ Hours Without Feeling Tired (My Productivity System) - Nick Bull

• 16 Simple Tips to Boost Your Productivity x10 - Maxi Contieri

🎤 Events & Webinars

January 2021

• Jan 18 - Jan 22 - iOS Conf SG - 2021 (S$60 & S$210)

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