android Archives - Page 122 of 128

How do I center text horizontally and vertically in a TextView?

How do I center the text horizontally and vertically in a TextView, so that it appears exactly in the middle of the TextView ...

April 10, 2022
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How can I fix ‘android.os.NetworkOnMainThreadException’?

I got an error while running my Android project for RssReader. Code: URL url = new URL(urlToRssFeed); SAXParserFactory factory = SAXParserFactory.newInstance(); SAXParser parser ...

April 10, 2022
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How can I save an activity state using the save instance state?

I’ve been working on the Android SDK platform, and it is a little unclear how to save an application’s state. So given this ...

April 10, 2022
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Is there a unique Android device ID?

Do Android devices have a unique ID, and if so, what is a simple way to access it using Java? 5 52

April 10, 2022
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How to stop EditText from gaining focus at Activity startup in Android

I have an Activity in Android, with two elements: EditText ListView When my Activity starts, the EditText immediately has input focus (flashing cursor). ...

April 10, 2022
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Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]

Want to improve this post? Provide detailed answers to this question, including citations and an explanation of why your answer is correct. without ...

April 9, 2022
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Proper use cases for Android UserManager.isUserAGoat()?

Want to improve this post? Provide detailed answers to this question, including citations and an explanation of why your answer is correct. without ...

April 9, 2022
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How do you close/hide the Android soft keyboard programmatically?

I have an EditText and a Button in my layout. After writing in the edit field and clicking on the Button, I want ...

April 9, 2022
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What is the difference between “px”, “dip”, “dp” and “sp”?

What is the difference between Android units of measure? px dip dp sp 3 35

April 9, 2022
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1000 * 60 * 60 * 24 * 30 results in a negative number [duplicate]

You are multiplying ints together, and overflow occurs because the maximum integer is 2^31 - 1. Only after the multiplications does it get ...

April 8, 2022
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