The hottest Mobile Development Substack posts right now

Using C++ in Android can offer potential performance gains due to lower-level system access and existing libraries.
Communication between Kotlin and C++ through the JNI comes with a cost, with rough estimates ranging from ~0 to ~104ns on modern devices, and additional costs for operations like sending integer arrays.
For heavier workloads on large amounts of data, utilizing C++ for tasks like sorting an array or modifying elements can lead to significant performance improvements compared to Kotlin.

ListenableBuilder is available in Flutter 3.10 and is used to update specific widgets without rebuilding the entire UI.
ListenableBuilder is useful for objects like TextEditingController, AnimationController, ScrollController, TabController, etc., to enable specific updates based on listener state changes.
ListenableBuilder can be used with any Listenable object, providing a more flexible and convenient way to update UI elements.

Set data structure can significantly speed up app operations
Utilizing Set operations like symmetricDifference can improve user experience
Sets are powerful for efficient data processing and can reduce complex operations to O(n)

Mobile development is challenging due to the complexity of operating systems and their restrictions.
The mobile ecosystem is constantly evolving, requiring developers to adapt to new technologies and frameworks.
Considerations like offline mode, user connectivity, and device fragmentation add layers of complexity to mobile app development.