notes from a developer, tutorials, how-to, ideas
Quick memo to get the keyWindow for all iOS versions until now.
KeyWindow is the “key” window of your entire application. The key window receives keyboard and other non-touch related events. Only one window at a time may be the key window.
Use the #available(iOS 13.0, *) keyword to bypass system check:
As personal utility I’ve created a new FlatUIColor Cocoapod framework.
Consist of a simple UIColor extension with a customized set of my favorite flat colors that I use very often.
To integrate in your project, simply add this line in your Podfile:
pod 'FlatUIColors', :git => 'https://github.com/elpsk/FlatUIColors.git'
Install pods from terminal: $ pod install and open your project $ xed .
Every time you upload a screenshot on the App Store for a new app submission, you receive from Apple this error message:
Continue reading “Remove alpha channel from png images”“Images can’t contain alpha channels or transparencies.”
Today I want to introduce an Apple framework, called Multipeer Connectivity.
“The Multipeer Connectivity framework supports the discovery of services provided by nearby devices and supports communicating with those services through message-based data, streaming data, and resources (such as files). In iOS, the framework uses infrastructure Wi-Fi networks, peer-to-peer Wi-Fi, and Bluetooth personal area networks for the underlying transport. In macOS and tvOS, it uses infrastructure Wi-Fi, peer-to-peer Wi-Fi, and Ethernet.”
Reference here: https://developer.apple.com/documentation/multipeerconnectivity
Continue reading “Send data between Apple devices (iPhone/iPad/macOS) using Multipeer Connectivity”Very often you should use a notification name in your code and every time you miss something, you write the wrong name and so on…
I want to simplify the coding like, so I use this solution. Easy and simple for me and I want to share:
Continue reading “Swift – Useful NotificationName extension”
I want to introduce you to the new “App Icon Maker“, a simple and free utility for macOS that helps you to convert the images in the 3 Apple formats, @1x, @2x, and @3x.
PrivateFrameworks are always a joy.
Today, for a personal project I discovered how to use private Login.framework to lock programmatically via code (Swift or C) the screen of my mac book.
Continue reading “Swift / C – Lock macOS programmatically”
A simple memo on how to symbolicate and read the crash logs from Apple in order to identify where your crash happened.
Continue reading “iOS – Symbolicate crash logs from published application”
Very often you create a new class or a new view controller and customize it before start coding.
Every time you select from XCode, New File, the file type and add it to your project, like this:
Continue reading “Create your own XCode template”
Today I want to tell you what happened on my latest iOS game released, “Insects Hunter – AR Shooter“… and why the insects?
Before starting, download it from App Store (it’s free for a couple of months!
I started the development of this simple game during the quarantine, the scope was to kill all the COVID-19 viruses that appear around your photo-camera.
Continue reading “Insects Hunter – AR shooter for iOS”