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How to convert java.util.Date to java.sql.Date?
... back-ported to Java 6 & 7 in ThreeTen-Backport and further adapted to Android in ThreeTenABP.
A SQL data type DATE is meant to be date-only, with no time-of-day and no time zone. Java never had precisely such a class† until java.time.LocalDate in Java 8. Let's create such a value by getting t...
Activity has leaked window that was originally added
...an Activity.
[EDIT]
This question is one of the top search on google for android developer,
therefore Adding few important points from comments, which might be more helpful for future investigator without going in depth of comment conversation.
Answer 1 :
You're trying to show a Dialog after...
Should accessing SharedPreferences be done off the UI Thread?
...ched), but yaffs doesn't have much in the way of concurrency (and a lot of Android devices run on yaffs... Droid, Nexus One, etc.) so if you avoid disk, you avoid getting stuck behind other in-flight or pending disk operations.
so you'll probably want to load the SharedPreferences during your onCrea...
Select all text inside EditText when it gets focus
...
You can try in your main.xml file:
android:selectAllOnFocus="true"
Or, in Java, use
editText.setSelectAllOnFocus(true);
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App Inventor 2 SQLite 拓展：超流行兼容主流SQL语法的迷你本地数据库引擎 ...
...载：
cn.fun123.SQLite.aix
SQLite
SQLite 是 Android 内置的小型、快速、独立的 SQL（结构化查询语言）数据库引擎。
SQL 语句用于创建、选择、更新和删除一个或多个表中的数据。SQL 允许表之间建立复杂的关系，并提...
How to put space character into a string name in XML?
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Android doesn't support keeping the spaces at the end of the string in String.xml file so if you want space after string you need to use this unicode in between the words.
\u0020
It is a unicode space character.
...
Overriding Binding in Guice
...ned in separate modules. The activity that's being injected into is in an Android Library Module, with its own RoboGuice module definition in the AndroidManifest.xml file.
The setup looks like this. In the Library Module there are these definitions:
AndroidManifest.xml:
<application androi...
How to hide a View programmatically?
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Or view.setVisibility(View.INVISIBLE) if you just want to hide it.
From Android Docs:
INVISIBLE
This view is invisible, but it still takes up space for layout purposes. Use with setVisibility(int) and android:visibility.
GONE
This view is invisible, and it doesn't take any spac...
Java: getMinutes and getHours
...to be backwards-compatible. Regrettably not suitable if you're writing for Android and supporting older API versions (or in any other instance when Java 8 isn't always available).
– M_M
Jul 23 '19 at 16:54
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How to get String Array from arrays.xml file
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Just change the code to:
package com.xtensivearts.episode.seven;
import android.app.ListActivity;
import android.os.Bundle;
import android.widget.ArrayAdapter;
public class Episode7 extends ListActivity {
String[] mTestArray;
/** Called when the activity is first created. */
@Overri...