Java
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Call mongodb function from Java
I'm trying to call stored JavaScript functions from the mongodb Java driver I have been following this guide to store …… -
Java – identify swing components on specific screen coordinates? (and manually schedule mouseevents)
I'm working on some Java applications that are compatible with alternative input devices Unfortunately, the device in …… -
Java – how to avoid instanceof when using list in design pattern
Imagine that you have a menu and each dish should be in multiple languages (French, English, Arabic...) The dish class…… -
Java – three questions about doing a lot of computing
This is just a series of questions about doing a lot of calculations Either I can't find the answer online, or I need …… -
Java – jar folder for eclipse project
I'm trying to create a centralized folder (some kind of "meta project" in my eclipse workspace) for common jar files t…… -
Java 64 bit JDK problem
If I compile some java files using the 64 bit JDK and then create a jar file from them, do the generated jars use the …… -
Java – a handler that does not add an HTTP header to an HTTP request when using the axis client API
I am using the axis API to access the axis HTTP server I use the following code to add a handler to the server The typ…… -
Java – confluence persistence
When writing your own macros, is there a simple built-in method to maintain data in confluence? This data needs to be …… -
Java – do I need my own server to use the stripe API?
I want to make payment in my application through stripe I'm reading their documentation and keep mentioning that I'll …… -
Which is more suitable for java development Hosting: aptana? Google App Engine？ Slice host?
I'm divided into the benefits of developing Java (non-commercial) web applications and deploying to aptana or Google c…… -
Java – primitive types and in generics Differences between
It may be asked somewhere, but I can't find it Please tell me the exact difference between the two: ArrayList list = n…… -
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Java – run the compiled jar file in Jenkins
I tried to run the executable jar file through Jenkins What I want to achieve here is that I create an executable jar …… -
Java – trim struts 2 text string input
What is the best way to trim this string? Where is the best place to place the trim code? Suppose my JSP has the follo…… -
Multithreading – find tutorials and information on load balancing between threads
I know that the term "load balancing" may be very broad, but the topic I'm trying to explain is more specific. I don't…… -
Java – classloader will not be garbage collected even if there is no GC root
We have one in GlassFish v2 Complex applications running under 1.1 In order to dynamically load our code, we implement…… -
Java object serialization – thread safe?
I am writing a highly concurrent application that extensively modifies MyClass objects The course consists of several …… -
Follow up: there are no enumerated instance controls in Java
This is a follow-up to this question Is this solution waterproof? public final class Thing implements Serializable { …… -
java – . Messages in the properties file do not display UTF-8 characters
As the title indicates, I can only add that if I enter it manually in the HTML file ąę It doesn't matter View parser: …… -
Programming languages – why are closures suddenly useful for optimizing programs to run on multiple cores?
I read an article claiming that closure (or "block") is a useful weapon in "multi-nuclear war", because Now, I'm not t…… -
Java – add jar classpath in Ubuntu
This may be a common problem, but I can't add Classpaths to jar files in Ubuntu I have given all the details I know be…… -
Avoid implementing methods in interfaces – Java
I have the following interface: public interface a { public void m1(); public void m2(); public void m3();…… -
Java – tag interface
Can anyone explain the contract of marking interface in Java? For ex: if clonable is a tag interface without fields / …… -
Java – use graphics2d to draw images with sub-pixel precision
I'm currently trying to draw images on the screen at normal speed, just like in a video game Unfortunately, due to the…… -
Use ‘STD:: vector’ containing incomplete types to recursively define and access’ boost:: variant ‘– libstdc vs libc
I tried to use the incomplete wrapper class and STD:: vector as my indirect technique to define and access the "recurs…… -
In Java cross plateform ably, there is no time to seed the random generator
I initialize two random number generators on two threads almost at the same time. I want the behavior of the two gener…… -
Java – how to verify whether an exception is thrown
In my unit tests using mockito, I want to verify that NullPointerException is not thrown public void testNPENotThrown{…… -
Java – use icons with jcheckbox
I have a swing application that I want to use with icons JCheck@R_244_2419 @I constructed the following icons: JCheck@…… -
Java – how to read specific excel columns using Apache poi
I encountered an excel problem when using Apache poi I can read across lines, but sometimes I'm in a situation where I…… -
Java – Android – listview onitemclick() is not triggered in 4.1 jellybean
I have a user who only installs 4.1 (frozen beans), and listview onitemclick() stops working in my application Events …… -
sun. net. www.http. Httpclient has a memory leak in Tomcat 6
I'm using Tomcat 6.0 18. After Undeploying my application, httpclient seems to hold a reference to webappclassloader, …… -
The spring repository method that returns the Java 8 stream does not close the JDBC connection
I have a spring data repository: @Repository interface SomeRepository extends CrudRepository<Entity,Long> { ……