Recent Posts
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Java – spring MVC: form tag and command errors
I am using the spring framework for programming, and I am very desperate after the following error is displayed when p…… -
Java – multi row JTable unit with automatic height – very large first row
I am using swing to develop a java desktop application (JDK1.6) My question is about multiline cells (text wrapping) i…… -
ORM relationship, PHP and SQL join
I'm developing a small PHP framework for a school project. I'm learning how to build the ORM part However, I can't fig…… -
Java – how to avoid losing punctuation when extracting data from MySQL database using JDBC?
First, I'm using: Java 1.7.0_02 MysqL 5.1.50 ZendServer CE (if that matters) The jdbc driver I use to connect from Jav…… -
JPA sets the where clause when querying the fields of two mapjoins
I'm trying to build a complex query My entity looks like this: @Entity public class Configuration{ @Id @Column(…… -
Haskell – use the O (1) function to write a storable instance of CString to get the total byte length
I'm trying to write an instance of storable vector for CString (in my example, C characters ending in null) The storab…… -
Java – how to complete a job when a user closes an eclipse application
I use org eclipse. core. runtime. jobs. Job executes stored procedures, deletes data and updates the user interface ba…… -
Java – use the distinct keyword for each column in JPA
I'm reading some values from a very standardized database (I can't control it) This call retrieves the announcements o…… -
Java – Android (in scala): stackoverflowerror depends on when to start a thread?
I have this simple activity (imported in scala): class TestActivity extends Activity { private val TAG = "TestActivi…… -
Java – security role ref does not work properly
These are my web XML content <?xml version="1.0" encoding="ISO-8859-1"?> <web-app xmlns="http://java.sun.com/…… -
Java – how to use the web client to get data authenticated pages
I am using the web client to get the page source I have successfully logged in After that, I use the same object to ob…… -
Arabic content problem when reading mail using JavaMail API
I'm using the JavaMail API to read mail from the Gmail server My email contains Arabic content from Gmail ID to other …… -
How to generate Javadoc of only one package
I only generate a specific package through NetBeans Javadoc If I press the panel "generate JavaDocs", I get JavaDocs f…… -
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 – playback frame error at startup
The first time I visited localhost: 9000, there was an error This is my first 'play run' command I am a novice in the …… -
Java – is it possible to define a set of breakpoints in eclipse and trigger them only after a given event occurs?
I want to set a set of breakpoints in several tight loops But I just want them to trigger after a given event occurs T…… -
What is missing from opencv’s Java binding?
Start with OpenCV's Wiki: OpenCV is released under a BSD license,it is free for both academic and commercial use. It h…… -
How to insert a record using the entity manager without defining a primary key field?
I tried to insert records into the database (MySQL) using entity classes and entity manager However, one of the fields…… -
Java – invalid Jersey expires header
I am using Jersey bundle 1.11 to provide some restful web services Every time I use chrome to browse rest resources, I…… -
Java – my android projects are in enum and string Duplicate declaration between XML
I have a string array for spinner and so on <string-array name="Animal"> <item >Cat</item> &…… -
Java – Preparedstatement and Oracle 10g bug
When we call some SQL in the Java Web application, I have a big but intermittent problem with errors in Oracle 10g. We…… -
Java – transactions in the database do not work in Android
I used the following code, but encountered some problems: mDb.beginTransaction(); String updateQuery ="Query entered h…… -
How to deserialize map using integer keys in Java
I've been using the flexjson API to serialize and deserialize maps using integer keys This is a sample code block Map&…… -
Java – how to add themes to SWT WPF programs?
I want to use WPF on the Windows version of my java application I find it easy to do this with SWT. It also supports W…… -
Java – opengl rendering to texture coordinates
I want to be able to render to textures (for shaders, fonts), but I have a problem with correctly positioning quads (t…… -
Java – add custom information to the jbehave HTML report
When generating the report, jbehave will automatically put the story content into the report, and assertion failure ma…… -
Java – debug Maven plug-in under eclipse
I want to debug a maven plug - in under eclipse I think I can rely on it; Then write some Java classes that import plu…… -
Java EE – domain level session cookies on multiple domains
If you want ColdFusion to create session cookies as domain level cookies, for example bar. Com instead of foo bar. Com…… -
Best java thread safe object pool
I'm not familiar with Java's concurrency library, so I usually only write my own mutex management code for the followi…… -
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 – not all exceptions are mapped to resolveexception in simplemappingexceptionresolver
I override resolveexception in simplemappingexceptionresolver to send an e-mail containing stacktrace. The e-mail appl…… -
Java – some queries about serializable transactions?
I've read that commit isolation can provide more concurrency than serializable isolation levels My question is, how do……