Recent Posts
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Button size (Java)
I created a simple menu in Java, but I couldn't figure out how to change the size of the button I want the last button…… -
java – System. Arraycopy is slow
I've been trying to measure the system arrayCopy vs Arrays. Copyof performance, in order to correctly select one of th…… -
Accelerating mathematical computation in Java
I have a neural network written in Java, which uses sigmoid transfer function to define as follows: private static dou…… -
Java – open the paradox / Borland Database as a single file
My question is: This is what I have: so it's a paradox 7 database file I'm trying the driver: http://www.hxtt.com/para…… -
Java – OSS implementation of Google application engine?
After Google first launched map reduce, the community launched Hadoop. Is there an OSS Google App Engine project? Or, …… -
Unit tests – run JUnit tests using SBT
I have a 0.13 7 SBT project has several subprojects One of them is called webapp, which has many JUnit tests in webapp…… -
Java – project Euler problem #12
I have always been happy to challenge with project Euler. I noticed that my solution 12 is my slowest speed, reaching …… -
Java – push notifications in spring MVC webapp
I am writing a forum web application using spring MVC I'm just a beginner in spring. Now it's only a week I need help.…… -
Java – learn about spring boot
I try to understand the difference between spring boot and spring boot web Starting from this boot tutorial, POM inclu…… -
Haskell – parallel strategy using Monad
I often see the use and interpretation of Haskell's parallel strategy related to pure computing (such as FIB) However,…… -
Java – stores the contents of a text file line by line into an array
All, the problem I'm facing now is that I don't know how to store the contents of the text file in the array Is it pos…… -
Array – call the constructor with array parameters from PowerShell
I am a beginner and know c# moderation Recently, I was writing this power shell script and wanted to create a HashSet …… -
Java – JUnit Derby spring: the in memory database is discarded after each test
In my unit test, I automatically installed some data sources using URLs jdbc:derby:memory:mydb;create=true Create dB i…… -
Java – values cannot be placed in MDC
I tried to record several values in onbeginrequest () of requestcycle () in the ticket Here are the codes: getRequestC…… -
Java – with restlets, xStream annotations don’t seem to have any effect
Using @ xstreamomitfield in my POJO doesn't seem to have any impact Annotated fields are still exposed in XML or JSON …… -
Java XOR two arrays [closed]
I have to apply one XOR two arrays as if I had the following: array_1: 1 0 1 0 1 1 array_2: 1 0 0 1 0 1 I want a funct…… -
Java – hibernate cache using ehcache cluster: nonstrict for strict read and write
What is the real difference between unrestricted reading and writing and reading and writing? I can read ehcache and H…… -
Is there a map implementation for Java listeners?
I want a map implementation where I can add listeners for put () events What is available in standards or any third-pa…… -
Java – catch several exceptions and re throw the general exception
I'm using reflection to add some data to private variables in classes from third-party libraries There are about four …… -
Java – code navigation in eclipse
I find it difficult to browse the code of a large project involving many classes, XML files, SQL files, etc I know shi…… -
Java – unchecked exceptions will be better checked
I realize that in Java, the relative advantage between checking exceptions and unchecked exceptions is a be example di…… -
How to set a switch statement in a Java loop
I want to perform a switch in the while loop. At the break of each switch statement, the while loop stops and requires…… -
Java – pass the parameterized class instance to the constructor
I have lost my way through the jungle, please help me:) I have such a thing: public class BaseClass<TYPE> { …… -
Java – how to check how many threads are waiting for the synchronization method to unlock
Is there any way to check how many threads are waiting for the synchronization method to unlock? I want to know when a…… -
Are the default values of Java annotations compiled into bytecode?
I tried to implement several static analyses for Java bytecode They try to calculate whether a method has specific pro…… -
Java generics and number classes
I want to create a method to compare a number, but can have an input of any subclass of a number I see this in the fol…… -
Java: how to check whether a lock can be acquired?
If I want to ensure exclusive access to objects in Java, I can write this: ... Zoo zoo = findZoo(); synchronized(zoo) …… -
Is there OLE automation in Java?
Can OLE automation be used in Java? If not, why is it impossible in Java? I want to automatically export Excel spreads…… -
Java – set vs list vs array as return type of EJB method
I was recently told that collection should take precedence over list as the return value of EJB methods The argument i…… -
Java – what dependencies are required for the embedded ActiveMQ proxy?
I am trying to use the embedded ActiveMQ agent for unit testing as follows: http://activemq.apache.org/how-to-unit-tes…… -
How do I type π (PI) in Java?
Is there a character in the math API that allows the character π to be represented? Solution You don't even need to us…… -
Unknown developer of Java Web start application on OS X
The Java Web start application signed on Mac OS X 10.9 blocks this message by default: "application.jnlp" can't be ope……