10 easy steps from download development tool to release useful apps to Google Play.
Install Android StudioCreate a projectCreate GUIAdd codeTest Android appRelease to Play Store
Subscribe Petamind on YouTube now!
Kotlin Scoping Functions apply vs. with, let, also, and run
Functional-style programming is highly advocated and supported by Kotlin’s syntax as well as a range of functions in Kotlin’s standard library. In this post we will examine five Kotlin scoping functions (aka higher-order functions): apply, with, let, also, and run. When learning these five functions, you will need to memorize 2 things: how to use them, and when to use them...
Material Design — Custom Alert Dialog
Google did an amazing job to promote material design. However there is not many articles about how to quickly style the custom dialog. So, we will cover some missing stuff here. Prerequisites Add material design dependency in Gradle file: implementation "com.google.android.material:material:<latest-version>" Make sure your AppTheme inherited from a material theme like:...
Ping the pong redev video tutorial
Following up the article “RE-DEV THE FIRST VIDEO GAME PONG WITH SURFACEVIEW AND GAMELOOP”, here is the video tutorial for another version of the Ping game. What is new? Improve the GUIBetter collision handling Challenges The source code for the project is not fully provided but you can always get the code from the video. So want to release your first game on Play/App Store? Watch the...
re-dev the first video game pong with SurfaceView and gameloop
Pong game (prototype) In this article, we recreate the two-player game Pong – the first arcade video game 1972 – for Android using Kotlin. We will implement the game SurfaceView, game loop design pattern, and code optimization for better performance. Game loop Game loop is a common design pattern in game development. It is already integrated into different game engines. Nevertheless...