Java 归档 - Page 204 of 655

Java: capturing sound output

Is it possible to capture the computer's sound output with Java? I can capture the microphone, but this is not what I ……

Java

2020-08-03

java. Lang. assertionerror: expected status: 200 actual: 404

I received this error message: java.lang.AssertionError: Status Expected :200 Actual :404 My controller is ……

Java

2020-08-03

Java – dynamic layout with extensible cells

I'm really stuck in a layout I have to make with Java swing I have to build a dynamic form that iterates over both the……

Java

2020-08-03

Java – how to rotate an image based on two points

I have some images I manipulate. In these images, I always have two points (x1, Y1) and (X2, Y2) like this: |---------……

Java

2020-08-03

Java – VTD XML big data XPATHexpression does not use namespaces

When running the namespace, I have a small test file If I delete namespaces, do I do something wrong with huge code? C……

Java

2020-08-03

Rest – asynchronous and wait in vuejs

I can't use vuejs, Axios, async / await and promise (?) Retrieve data from the rest - API <template> <div&g……

Java

2020-08-03

Java – using LinkedHashMap’s multidimensional byte array… Is there a better way?

I'm new to Java programming, so please forgive me for my new question:) I'm using LinkedHashMap as a file cache for th……

Java

2020-08-03

Java – can I find all (checked) exceptions that might be thrown in groovy code blocks?

I'm maintaining a groovy application that must have substandard error handling - countless catch instances (exception ……

Java

2020-08-02

Java – should the entitymanager of JPA be requestscoped?

I am using JBoss 7 to develop web applications based on Java EE 6 class ForumServiceEJB { @PersistenceContext(type……

Java

2020-08-02

Java – what is a cached string?

What is a cached string? Or what is string caching? I've read this term many times at JNI, but I don't know what it is……

Java

2020-08-02

JAXB unmarshalling using @ xmljavatypeadapters

I have three classes @XmlRootElement public class GeofenceParameter{ private GeofenceCenterAddress geofenceCenter……

Java

2020-08-02

Java – safely handle concurrent Memcache updates in App Engine

Google Apps engine documentation for secure handling of concurrent Memcache updates: I am building an application that……

Java

2020-08-02

Java – set hibernate ‘default cascade’ attribute globally

I'm using annotated spring and hibernate I want to set the default cascade attribute for all classes in my mapping fil……

Java

2020-08-02

Rest – possible multithreading algorithms list all keys in large S3 buckets?

In S3 buckets containing a large number of keys, listing keys through the rest API is a very slow process >You can ……

Java

2020-08-02

Java – how to retrieve Facebook auth code using restfb

I am using restfb to create a Java application Basically, the steps are as follows: >Redirect to Facebook as an exa……

Java

2020-08-02

Java bug？ GB2312 files cannot be read directly using scanner

I have a gb3212 encoded file (Chinese) Download the file from here http://lingua.mtsu.edu/chinese-computing/statistics……

Java

2020-08-02

Java – changing the log4j properties file at run time will result in the creation of an empty default log

I have an application that uses log4j to log in to a text file, and I put a log4j. Net in my executable jar file Prope……

Java

2020-08-02

Java – stop code formatting and remove spaces from eclipse

I recently started using java again. I set up my development environment in eclipse. It has a convenient format functi……

Java

2020-08-02

Java – Apache Tomcat simple comet Servlet

I'm trying to create a very simple comet servlet that will push Hello World messages to subscribers: @WebServlet("/Cha……

Java

2020-08-02

Java – (J2ME) how to get the file / resource list in my jar application

So I'm using J2ME and lwuit to create a mobile application My question is how to get the list of files in the jar appl……

Java

2020-08-02

Java – how to run jvisualvm. Java under the local system account under Windows Server 2008 exe？

I've been looking for a comparable method, such as publishing here for Windows Server 2003, to start jvisualvm under t……

Java

2020-08-02

Java – GWT as part of a non web application

We have a java server application that runs some batch jobs Its core function is not as a web application, and there i……

Java

2020-08-02

Java – jar dependencies

I created a jar in Java 6 Now I'm creating a publishing document and recording dependencies How to find the earliest v……

Java

2020-08-02

Java – is there any way to prevent the action listener from triggering when calling setselecteditem()?

I have a program that contains multiple combo boxes. Each combo box has its own action listener Selecting an item from……

Java

2020-08-02

Java – what is the correct way to increment counters atomically in App Engine?

I use Java on Google App Engine, and I am most familiar with JDO data store interface I'm trying to implement a simple……

Java

2020-08-02

Java – when I build an Android project with multiple libraries using ant, my build fails

I have an application that contains a total of 10 projects: 3 Java projects, 6 Android projects and 1 Android applicat……

Java

2020-08-02

Java – continuous integration of swing UI testing

I've done automated UI testing on a major WPF project before, and it works well I am now turning to the Java Swing pro……

Java

2020-08-02

Exception in thread “main” Java Lang. NoClassDefFoundError: mainly in eclipse on OSX 10.6

When I tried to run a simple hello world application in eclipse, I got Exception in thread "main" java.lang.NoClassDef……

Java

2020-08-02

Java – Weka vs mahout recommendation engine

I look forward to proposing a collaborative filtering solution I am very satisfied with Java and found that Weka or ma……

Java

2020-08-02

JDBC batch creation in Sybase

I need to update a table with about 5 million rows Righht now I have 100 batches and it works normally But when I add ……

Java

2020-08-02

Java – use struts to check PFX file types

Is there any way to check that the uploaded certificate is really a PFX certificate? I try the following code: LazyVal……

Java

2020-08-02

Java – in the case of MSSQL, metadata Gettables result set is empty

I tried to select all table names from the database Use the following code line DatabaseMetaData databaseMetaData = c……

Java

2020-08-02

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Java: capturing sound output

java. Lang. assertionerror: expected status: 200 actual: 404

Java – dynamic layout with extensible cells

Java – how to rotate an image based on two points

Java – VTD XML big data XPATHexpression does not use namespaces

Rest – asynchronous and wait in vuejs

Java – using LinkedHashMap’s multidimensional byte array… Is there a better way?

Java – can I find all (checked) exceptions that might be thrown in groovy code blocks?

Java – should the entitymanager of JPA be requestscoped?

Java – what is a cached string?

JAXB unmarshalling using @ xmljavatypeadapters

Java – safely handle concurrent Memcache updates in App Engine

Java – set hibernate ‘default cascade’ attribute globally

Rest – possible multithreading algorithms list all keys in large S3 buckets?

Java – how to retrieve Facebook auth code using restfb

Java bug？ GB2312 files cannot be read directly using scanner

Java – changing the log4j properties file at run time will result in the creation of an empty default log

Java – stop code formatting and remove spaces from eclipse

Java – Apache Tomcat simple comet Servlet

Java – (J2ME) how to get the file / resource list in my jar application

Java – how to run jvisualvm. Java under the local system account under Windows Server 2008 exe？

Java – GWT as part of a non web application

Java – jar dependencies

Java – is there any way to prevent the action listener from triggering when calling setselecteditem()?

Java – what is the correct way to increment counters atomically in App Engine?

Java – when I build an Android project with multiple libraries using ant, my build fails

Java – continuous integration of swing UI testing

Exception in thread “main” Java Lang. NoClassDefFoundError: mainly in eclipse on OSX 10.6

Java – Weka vs mahout recommendation engine

JDBC batch creation in Sybase

Java – use struts to check PFX file types

Java – in the case of MSSQL, metadata Gettables result set is empty

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