Become your Google Pixel super user — This method only work for Google Pixel phones. Tested on Android 12 and Android 13. Why to root a device? To reproduce ANR by underclocking the CPU To reduce the battery consuption by underclocking the CPU To increase your device performances with a CPU overclock To reduce your device RAM for debug reasons To control…

Aspect ratio with reference based on parent dimension: width, height, min, max. Overload the aspect ratio Modifier. — If you are an Android, desktop, web or iOS developer working with Jetpack Compose for UI design, knowing how to resize your views is essential to support freeform windows or every form factor. In this article, we will explore how to achieve desired visual effects using Jetpack Compose Modifier overload…

Make app safer against decompilation with obfuscation, c++, etc — As an Android developer, you will face an issue. Your code is available to everyone. If someone wants to know how your app works, no matter what you do, he will succeed. In security, there is no perfect protection. The goal of this article is to provide you with some…

Better build performance with glide ksp on Android — ksp is 2 times faster than kapt (sources). Many libraries like Room are already working with ksp. To benefit fully from ksp performance gain over kapt, move the Glide setup is the way to go. Gradle plugin In your app build.gradle.kts plugins { // From kotlin("kapt") // To id("com.google.devtools.ksp") } Gradle dependencies In your…

Avoid some runs on simulator or device to make UI — Even if you do not want to convert your views to SwiftUI, you can use the Xcode preview of SwiftUI with UIView 👀 1. UIView example Here a HelloWorld custom view displaying a UILabel with “HelloWorld” like the screenshot above. 2. PreviewProvider In order to use SwiftUI to display the Xcode preview, add the…

How to use profiler to find reasons of memory leak? — Introduction What is a memory leak? When garbage collector cannot free memory. Symptom? When memory grow indefinitely, causing weak performances, ANR, or crashes. Main cause on Android? Activity destruction, for example when screen rotate. When a reference of Activity is kept in a “static object”, the memory cannot be free. Example Here…