包含标签：Java 的文章
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Java – OSGi weavinghook example
Is there an example of using OSGi 4.3 woven hook service? What about AspectJ, ASM and javaassist? Does anyone really u…… -
Java – how to use joda time jar to calculate accurate time difference
I from http://sourceforge.net/projects/joda-time/files/joda-time/2.2/ There is a problem with the downloaded joda time…… -
Java – simulating objects in JUnit tests – best practices?
Do you think it's best to laugh at people in JUnit testing? I don't see much advantage Of course, it makes sense if yo…… -
Java – customizing autowire candidate beans in spring 3
I have a service interface serviceinterface and the following structures of some components that implement it: product…… -
Java – delete file extension
See the English answer > How do I trim a file extension from a string in Java? thirteen package.zip image.jpeg …… -
How to make the second GitHub pull a request when a is suspended
I have used other versions of control systems before, but I have little experience with GIT and GitHub I want to contr…… -
Java – JSP, which can be like yield, layout and content in ruby / rails / Erb_ For similar
I'm trying to figure out how to reuse JSP code most effectively Example: main_ layout. erb. html <html> <he…… -
Record Java comments
Are there any libraries that can record variables by adding comments: @Log String someValueToLog = someMethod(); @Log…… -
Java – using spring MVC and accepting post requests with wrong JSON will result in returning the default 400 error code server page
I'm using the rest API Receiving a post message with bad JSON (such as {sdfasdf}) will cause spring to return a 400 er…… -
Java HashSet equals C
If there is something similar to Java hash set in C, I'm curious I am a quick browsing data structure because I can on…… -
Java inheritance – instance variable override
Why is the instance variable of a superclass not overridden in inheritance? Solution Because inheritance is to modify …… -
Java – understanding eclipse classpath declarations
I'm trying to understand the eclipse classpath file, especially what I want to know: >How does JRE use it (that is,…… -
Java – using annotations to handle delayed binding to dagger2 diagram
On this issue, I talk about dagger 2 Dagger 2 basically consists of components and modules Here is an example: Suppose…… -
Error using Weka API: class attribute not set in Java code?
I tried to use the Weka API in my java code I use j48 tree classification to classify my dataset in MySQL database, bu…… -
Java – ehcache key type
In ehcache, when adding elements to the cache: cache.put(new Element("key1","value1")); // Element constructors : Ele…… -
Java – publish multiple ports with one service using jax-ws 2.0 and @ webservice
I want to create a soap service that exposes multiple port types, each of which has a separate interface I'm trying to…… -
Given that an object is an array of any type, how to test that it is empty in Java?
Please help me fill in my isempty method: public static boolean isEmpty(Object test){ if (test==null){ ret…… -
Java – use stack swap API
I have tried to upgrade the stack overflow problem with the stack exchange API and failed I've tried a lot, but I didn…… -
Index creation in elastic search through Java API
I use the following code to create an index in elastic search, Settings settings = ImmutableSettings.settingsBuilder()…… -
Java – hibernate L2 cache does not seem to work properly
I am currently trying to run hibernate using the cache provider that comes with hibernate net.sf.ehcache.hibernate.Sin…… -
Java – Eclipse: is there any way to use method bold in this class when displaying the method list (ctrl space)?
Erosion: When displaying the method list (ctrl space), is there any way to find the method name in this class in bold?…… -
Java – the problem of split code algorithm
I have successfully implemented a split code algorithm in Java The algorithm itself is very simple, but I have trouble…… -
Java – how to set default method parameter values?
See the English answer > does Java support default parameter values? 17 Example: if there is a method public int do…… -
Java. util. HashMap – why does HashMap extend abstractmap and implement it?
See English answers > Why do many collection classes in Java extend the abstract class and implement the interface …… -
Java – can I open several instances of eclipse at the same time?
I wonder if I can open several instances of eclipse at the same time I am using it for java development I know that I …… -
Java – JSON parser for J2ME
I need a basic JSON parser that works with J2ME / CLDC 1.1 Google search will return a lot of answers (some even on st…… -
Java – non static inner class objects are garbage collected after they are no longer referenced?
I have a spring bean similar to the following: public class MyServiceImpl { private MyDAO myDAO; public class…… -
Java – making multiplayer games via the Internet or the Internet
Hi, I wrote a multiplayer game in Java. I want to know what I need to learn and / or what I should use to make the gam…… -
Java – compare get / put operations of direct and indirect ByteBuffer
Get / put from direct ByteBuffer is faster than get / put from direct ByteBuffer? If I have to read / write from the d…… -
Java – create JSON strings using gson
I'm finishing class, public class Student { public int id; public String name; public int age; } Now I…… -
java – NoClassDefFoundError：org / aopalliance / intercept / MethodInterceptor
My new spring and hibernate I don't know what I'm doing wrong Project structure: – library On the web xml <?xml ver…… -
Java – Tomcat 7 suspends initialization of spring root webapplicationcontext
I tried to deploy a spring web application to Tomcat 7.0 24, but it hangs at startup, and the last line is displayed a……