包含标签：Java 的文章
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The Java – GWT compiler ignores method comments
Can you create comments (or otherwise) to force the GWT compiler not to compile methods? I have a class that I also us…… -
Java – how do I export jars from library projects to reference projects in eclipse?
Several Android projects use Android library projects Now I have added a jar (commons - lang. jar) to the library proj…… -
Java – interruptedexception cancel file open dialog box – 1.6 0_ twenty-six
The output of the following code is: java.vendor Sun Microsystems Inc. java.version 1.6.0_26 java.runtime.versi…… -
If instance variables still have references, will Java GC destroy the object?
I've read some Java garbage collection guides online, but I'm still a little unclear, and make sure there are no memor…… -
Java – how to clear the border around the button?
I have a JPanel with GridLayout I have a button in each cell of the grid I see that each button is surrounded by a gra…… -
java. Is the EXE program an actual VM?
See the English answer > totally fused with Java exe3 Wikipedia says this is a 'class loader' and 'class file inter…… -
Java – how do I implement google voice input in my application?
I'm trying to add a button to my application to start Google Voice typing (or default voice recognition) I tried follo…… -
Java – cannot set setvisibility() parameter dynamically
I am setting the visibility of a button as follows: public Bundle setActivityState(Bundle bundle){ startBtn = (But…… -
java – Scala：String“”vs“”
I am a newcomer to scala. I have seen the code for connecting strings in Scala, as shown below: "test " ++ "1" And I'v…… -
Using zxing to read QRcode in Java
Some questions about using zxing I write the following code to read the barcode from the image: public class BarCodeDe…… -
Setting the file creation timestamp in Java
I know that setting the creation timestamp does not exist in Java because Linux does not, but is there any way to set …… -
Java – how to send cookies with selenium webdriver?
Every time I run my test, the first step is to log in, not I get to the page If you run this test, the login operation…… -
Java – JSF CDI: dialog scope bean [S] best practices
I am currently learning JSF 2.0 and am very happy with the existence of this session scope function, which is very use…… -
Where to place I18N key strings in Java
When Internationalizing in Java, you can assign a string key to each message What are best practices and where to plac…… -
Java – how to generate JList with alternating colors
How do I get an alternate color JList in Java? Any sample code? Solution To customize the appearance of JList cells, y…… -
If a host is lost, the datastex Java driver will not connect
If I am not wrong, I can connect to a Cassandra cluster, know that there is at least one node in the cluster, and then…… -
Java – how to get the depth of the current node in JTree?
I have a JTree with several nodes and children When I click on a node, I want to know its depth (0,1,3) How should I k…… -
Java – Eclipse: is there any way to force import in organize import to resolve ambiguity?
I use eclipse. Com on Android projects I updated to the lion, the problem began to appear... Try something for a few h…… -
How to write good Javadoc comments?
I am a java developer. I am interested in improving the quality of my Javadoc comments in the code and programs I writ…… -
java – NoSuchMethodError：org. slf4j. helpers. MessageFormatter. format
This error occurred while running my application: [ERROR] Apr 12,2013 10:18:56 AM com.google.appengine.tools.developme…… -
Java – how to insert batch generated keys from JDBC into oracle?
I use JDBC to batch insert many records I'm using Oracle jdbc. OracleDriver final String insert = "Insert into Student…… -
Java – why does hashcode () return the same value for an object in all successive executions?
I try some code about object equality in Java As I read somewhere Now I have a sample program that I run 10 times in a…… -
Java – @ before method in testrule is not called
I implemented a JUnit 4 testrule (extending an externalresource) and injected it into my test class as a @ classrule: …… -
Java – how to reduce short circuit on stream?
Suppose I have a Boolean stream and the reduce operation I write is 𞓜 (or) Can I write in such a way that if I encount…… -
Java – how to map maps
I tried @ManyToMany(cascade = CascadeType.ALL) Map<String,Double> data = new HashMap<String,Double>(); But…… -
Introduction to Java graphics library
I have just entered information visualization and scientific visualization and have used Piccolo and some with JfreeCh…… -
Java – CPU usage and object wait
I use jpprofiler to analyze my application, so in the "CPU view" section, it shows that more than 40% of CPU time is s…… -
What is the best way to deal with low memory in Java?
We have an application that generates a new JVM and executes code on behalf of our users Sometimes, there is not enoug…… -
Javafx2 – poor performance when dynamically adding custom (fxml) panels to grid boards
problem My attempt I tried to expand from the pane public class Celli extends Pane{ public Celli() throws IOExcept…… -
Java – should the constructor of a private inner class be declared public or private?
Is there any practical difference public class OuterClass { private class InnerClass { public InnerClass()…… -
Java – interruptedexception cancel file open dialog box – 1.6 0_ twenty-six
The output of the following code is: java.vendor Sun Microsystems Inc. java.version 1.6.0_26 java.runtime.versi…… -
Java – width of jcombobox
I've created one jCombo@R_231_2419 @, but it requires the full width of the frame How to set a fixed width For the fra……