Snippets
android

How-to articles, tricks, and solutions about ANDROID

Read/Write String from/to a File in Android

To read and write a string from and to a file in Android, you can use the FileInputStream and FileOutputStream classes along with the InputStreamReader and OutputStreamWriter classes.

java string file-io android

RecyclerView onClick

To handle clicks on items in a RecyclerView, you can set an OnClickListener on the View that represents each item in the RecyclerView.

java android android-recyclerview onclick onclicklistener

Sending Email in Android using JavaMail API without using the default/built-in app

To send an email in Android using the JavaMail API without using the default/built-in app, you can use the following steps:

java email android jakarta-mail android-intent

Set ImageView width and height programmatically?

To set the width and height of an ImageView programmatically, you can use the setLayoutParams() method and pass it a LayoutParams object.

java android android-emulator android-widget

Unfortunately MyApp has stopped. How can I solve this?

If you are seeing the error "Unfortunately, MyApp has stopped," it means that your Android app has crashed. This can be caused by a number of factors, including:

java android debugging kotlin

Using context in a fragment

To use context in a fragment, you will need to provide enough information within the fragment itself for the reader to understand the context.

java android android-fragments android-context

Why doesn't RecyclerView have onItemClickListener()?

RecyclerView does not have an onItemClickListener() method because it is not directly responsible for displaying a list of items.

java android android-recyclerview

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