大约有 13,000 项符合查询结果(耗时:0.0230秒) [XML]

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Singletons vs. Application Context in Android?

... several problems of using singletons and having seen several examples of Android applications using singleton pattern, I wonder if it's a good idea to use Singletons instead of single instances shared through global application state (subclassing android.os.Application and obtaining it through con...
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How to add -Xlint:unchecked to my Android Gradle based project?

...more than 10 upvotes, it does not address the problem in the context of an Android project. However, Google finds this question in the context of non-Android projects. Thus, I keep this answer for those folks. According to JavaCompile, the following seems to be solution: compileJava { options...
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How do I hide a menu item in the actionbar?

...default in menu xml By default the share button will be hidden, as set by android:visible="false". main_menu.xml <?xml version="1.0" encoding="utf-8"?> <menu xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto"> &l...
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Android: AutoCompleteTextView show suggestions when no text entered

...Complete. It's something between AutoCompleteTextView and Spinner. import android.content.Context; import android.graphics.Rect; import android.util.AttributeSet; import android.widget.AutoCompleteTextView; public class InstantAutoComplete extends AutoCompleteTextView { public InstantAutoCo...
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Why doesn't “System.out.println” work in Android?

...onsole, so that I can debug it. But for some reason, nothing prints in my Android application. 11 Answers ...
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Error to run Android Studio

I have installed Android Studio and I followed all steps described here 17 Answers 17...
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How to get current time and date in Android

How can I get the current time and date in an Android app? 40 Answers 40 ...
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How do I use prepared statements in SQlite in Android?

How do I use prepared statements in SQlite in Android? 5 Answers 5 ...
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In-App Billing test: android.test.purchased already owned

...Billing for a future app, and after I successfully "bought" the test item "android.test.purchased" the first time, I now receive the response code 7 every time I try to buy it again, which means that I already own this item. ...
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how to read value from string.xml in android?

...any rich text styling applied to the string. Reference: https://developer.android.com/guide/topics/resources/string-resource.html share | improve this answer | follow ...