大约有 7,700 项符合查询结果（耗时：0.0174秒） [XML]
Must JDBC Resultsets and Statements be closed separately although the Connection is closed afterward
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Java 1.7 makes our lives much easier thanks to the try-with-resources statement.
try (Connection connection = dataSource.getConnection();
Statement statement = connection.createStatement()) {
try (ResultSet resultSet...
How do I seed a random class to avoid getting duplicate random values [duplicate]
...ow does it work? and what is the impact that it has on the Random Class in Java.util
– gmhk
Feb 23 '10 at 8:10
19
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Use of alloc init instead of new
...community generally avoids +new. You can, however, usually spot the recent Java comers to Objective-C by their dogged use of +new.
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How to emulate GPS location in the Android Emulator?
... but I wasn't able to manage a connection to the emulator -> log prints java.net.ConnectionRefused. then i tried telnet localhost 5554 (from terminal) and it worked.. has anyone else tested your emulator successfully on mac?
– ottel142
Sep 12 '13 at 9:54
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Replace words in the body text
...k for me here is what i used <script type="text/javascript"> window.onload = clear(); function clear() { document.body.innerHTML = document.body.replace('ü', 'n'); } </script>
– Wahtever
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Rebuild IntelliJ project indexes
...he error reported on all string literals:
Incompatible types.
Required: java.lang.String
Found: java.lang.String
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Count number of lines in a git repository
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If you were interested in just .java files you can use git ls-files | grep "\.java$" | xargs wc -l
– dseibert
Dec 9 '14 at 15:27
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How to check edittext's text is email address or not?
how to check the text of edittext is email address or not without using javascript and regular expression?
Here I used inputtype="textEmailAddress" this is working but no error message is display.
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How to bring view in front of everything?
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Checked Java 8 code in Android Studio - it only checks if SDK_INT >= 21, so for <21 api it has no effect.
– Vadim
Oct 9 '18 at 12:11
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Gridview with two columns and auto resized images
... maintains its aspect ratio:
src/com/example/graphicstest/SquareImageView.java
public class SquareImageView extends ImageView {
public SquareImageView(Context context) {
super(context);
}
public SquareImageView(Context context, AttributeSet attrs) {
super(context, attr...