Recent questions tagged java

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java - Compile error in maven2: "invalid CEN header (bad signature)"

I'm migrating our java-ee project to use Maven instead of Ant. For the following dependency <dependency ... /display/MAVEN/MojoFailureExc eption See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Convert integer color value to RGB

I am trying to modify a third party software. I want to use a color which is returned by some methods (which ... same thing in Java, on Android. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Error: org.testng.TestNGException: Cannot find class in classpath: EmpClass

When i'm trying to run the test suite, am getting this exception. We are using maven project here ... RemoteTestNG.main(RemoteTestNG.java:175) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Can I use path variable in spring controller class?

Can I use path variable for spring controller class? I know that we can use path variables in controller's ... design to solve this problem? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to find out why renameTo() failed?

I am using WinXP. I use java to generate a list of files. The file will be created as abc.txt.temp at ... to figure out the reason. Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - TestNg's @BeforeTest on base class only happening once per fixture

I'm trying to use @BeforeTest to get code to ... run once before every test. This is my code: public class ... twice. What am I doing wrong? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Skip some file during compilation Eclipse

Is there any way to skip some Java files when compiling under Eclipse? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to set JVM arguments in IntelliJ IDEA?

I am confused about the instruction when using Kinesis Video Stream Run DemoAppMain.java in ./src/main/demo with JVM ... next. Any help? Thanks! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Return type from a Comparator

What does the return value inside the Comparator actually mean? For example : class TreeSetDemo { public static ... what does this indicate? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - XMLStreamWriter: indentation

is there really no way to directly write formatted XML using javax.xml.stream.XMLStreamWriter (Java SE 6)??? ... just for pretty printing?? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Spring properties that depend on other properties

I would like to have properties, that I can reference via @Value in spring beans, that can only be created ... string value "${myFile}" See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Send redirect from a JAX-RS service

Is it possible to have a JAX-RS web service redirect to another web page? Like as you would do with ... using RESTEasy if that's relevant. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Eclipse organize methods in alphabetical order

I have a large class that contains about 30 methods. Is it possible to automatically sort them in alphabetical ... at the class outline window. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Are resources closed before or after the finally?

In Java 7's try-with-resources, I don't know which order the finally block and the auto-closing happens. What's ... before or after a.close()? } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Convert string to float?

Just as title says. I don't believe it is possible to do this but if it is let me know. This is needed ... I want to convert to float. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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645 views

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java - @ConfigurationProperties prefix not working

.yml file cassandra: keyspaceApp:junit solr: keyspaceApp:xyz Bean @Component @ConfigurationProperties(prefix="cassandra") ... " not working See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - @PostConstruct & Checked exceptions

In the @PostConstruct doc it says about the annotated methods: "The method MUST NOT throw a checked ... got their dependencies injected? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - What does @AttributeOverride mean?

I'm currently coming (back) up to speed with EJB and while I was away it changed drastically (so far for the ... for any help you can give me. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

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java - Passing ArrayList as value only and not reference

Simply put, I have a method with an ArrayList parameter. In the method I modify the contents of the ArrayList ... it change the actual variable? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Assertion not working

I am trying to write an Assertion to check if the size the user gives is a positive value, if not then make ... =Math.abs(size); Thanks Sam, See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Excluding classes in Maven Checkstyle plugin reports

I have a Maven 2 project and I want to configure my Checkstyle report plugin so that only some of my ... configuration> section of my POM. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Why does the equals method in String not use hash?

The code of the equals method in class String is public boolean equals(Object anObject) { if (this == anObject) { ... false; } } return false; } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Delete everything after part of a string

I have a string that is built out of three parts. The word I want the string to be (changes), a ... Overflow". Any help is appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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342 views

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java - Font asset not found helvetica.ttf on lollipop

For some reason on lollipop, I'm getting this error and since lollipop is so new I can't find out why ... have enough reputation to post images. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - getExternalStorageDirectory not working

I am trying to save a file to my SDcard on my Samsung Galaxy Nexus running 4.2.2. From my app I am using ... get the correct path to my SDcard? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to convert date format to milliseconds?

How to get the millisecond time from date? I have the following code. Date beginupd = new Date(cursor1.getLong(1 ... and thanks in advance... See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.2k views

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java - A SQLiteConnection object for database was leaked! Please fix your application

My application give me this warning A SQLiteConnection object for database '+data+data+com_example_test+database' was ... it a good solution? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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255 views

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java - How to specify a JPA named parameter surrounded by wildcards?

How would I specify a JPA query like: Query q = em.createQuery( "SELECT x FROM org.SomeTable x WHERE ... named parameter [id] Much appreciated! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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