I have numerous times needed to show some sort of collection view which adjusts its height based on the content. Most of the time it has been a dynamic list within some more complex scrollable UI. Therefore, in this post, we’ll take a look at how to set up a collection view which has its height set to the content height. On the screenshot below, we have a collection view with light grey background and two sections. The approach for making this working is pretty simple, which involves adding a… Read more Height fitting collection view →
Instruments is an application bundled with Xcode. It enables to measure application performance in variety of ways. Performance is extremely important as it keeps application responsive and in other things less CPU usage also means longer battery life. Time profiler is one of the instruments which can be used for measuring your application. What it does is that it samples the application 1000 times per second and records function backtraces in each of the sample. It gives a pretty good overview of what the application was doing when the information… Read more An overview of the time profiler in Instruments →
I was looking at formatters provided by Foundation framework and this time I would like to put some attention on MeasurementFormatter. Like the name says, it is used for creating… Read more Measurement, Unit, Dimension, and MeasurementFormatter on iOS →
WWDC’20 introduced WidgetKit which is a new framework for building widgets on iOS, iPadOS, and macOS. Widgets provide a quick way for displaying content from your app either on the… Read more Sharing data from CoreData storage with a Widget on iOS →
I am happy to announce that Signal Path 2.0 is available now for macOS and iOS. Signal Path uses Apple’s universal purchase offering – buy it once for both platforms.… Read more Signal Path 2.0 for iOS and macOS is available now! →
Thank you to everyone who visted my blog and I really hope that you learnt something new. I am trying to keep my blog post short and having sample code… Read more Most visited blog posts in 2019 →
XCTMetric enables creating tests with measure blocks collecting information about CPU, memory and disk. In this post we’ll write UI-tests measuring a button tap what triggers writing to disk, allocating… Read more Performance testing using XCTMetric →
Property wrappers allow property declaration to state what kind of property wrapper is used for implementing the property. We can use it for implementing transformations on properties like validating if… Read more Property wrapper for validating email using NSDataDetector →
