The android app runs in android OS, and Android OS provides a lot of functions for your app to use. So master android architecture can give you a clear overview of what you are doing, what other services and components android OS can provide, and which library should you use when you need it.
Android Architecture Components Introduction Read More »
When you create the android project in android studio, there are a lot of activity templates you can choose which are provided by android studio. For android beginners, the basic activity and the empty activity always make them confused. So what is the difference between them, let me tell you now.
Difference Between Basic Activity And Empty Activity In Android Studio Read More »
When I start an android virtual device ( AVD ) in my new machine ( which I just bought these days.), I meet an error message like this Qemu-System-X86_64.Exe Has Stopped Working. This error stopped my android virtual machine to start. After investigate for almost half a day, I finally find the reason why this
How To Fix Qemu-System-X86_64.Exe Has Stopped Working Error When Starting AVD Read More »
Google map is the best digital map in the world. So embed google Maps in the android applications is very user-friendly and can improve user experience. Google provides android APIs for android developers to integrate the google map service in their android application. This article will tell you how to do it step by step.
Google Map Example In Android Studio Read More »
Glide is a famous image loading and management open source library contributed by Bump Technologies. It can be used to load any format image ( gif, png, jeg etc ). It is often used in android application. It is fast and easy to use. This article will tell you how to use it.
Android Glide Example Read More »
When you add a new dependency library in the android project, you may find it need a higher android SDK level such as version 27 or higher to compile and run. So you should change the project SDK version to fit the needs in such case.
How To Resolve Errors When Change SDK Level In Android Studio Read More »
This article will show you how to copy data to android system clipboard and how to paste android system clipboard data to target text view. 1. Copy Data To System Clipboard Steps. Get system android.content.ClipboardManager object. final android.content.ClipboardManager clipboardManager = (ClipboardManager)getSystemService(CLIPBOARD_SERVICE); Create a android.content.ClipData object and set source data in it ClipData clipData = ClipData.newPlainText(“Source Text”,
How To Copy / Paste Clipboard Data In Android Read More »
If you want to display data in table format just like the Html table in the android application, you can use TableLayout and TableRow. TableLayout behaves like an Html tag table and TableRow behaves like tag tr. Each TableRow can contain multiple android UI components, each UI component is displayed in a table row column.
Android Display Data In Table Layout Statically And Programmatically Example Read More »
When your android application grows, there are a lot of util classes. And sometimes you need to use android application context in those classes to do something like create a Toast message or create a Snackbar popup. And if you pass the application context object as an input parameter to every util class, you will
Android Get Application Context From Anywhere Example Read More »
This example will show you how to add and update RecyclerView items when horizontal scroll it. When the user scrolls from left to right at the beginning of RecyclerView, it will add a new item at the beginning. When the user scrolls from right to left at the end of RecyclerView, it will insert another
Android Recyclerview Horizontal Scroll Example Read More »