LxLxBlog

Java – hibernate tutorial – where to place the mapping file?

I'm here to focus on Hibernate, an interesting tutorial: http://www.tutorialspoint.com/hibernate/hibernate_native_sql.……

Java

2019-12-22

Java asymmetric encryption: the preferred way to store public / private keys

This code generates a pair of public / private keys: KeyPairGenerator keyGen = KeyPairGenerator.getInstance("RSA"); ke……

Java

2019-12-22

Java – Jersey client / jax-rs and optional (not default) @ queryparam (client)

I have a restful API. Its document says that a query parameter is optional and does not provide default parameters The……

Java

2019-12-22

Java – why are variables not local in case statements?

I recently added another menu item to the Android Java application and was surprised that eclipse represents the varia……

Java

2019-12-22

Java – JSP view log file (e.g. “web tail – F”)

How to implement a JSP site containing a text area that displays the log files on the (Tomcat) server and refreshes au……

Java

2019-12-22

ORM – principle document of 1.2

Anyone knows 1 What happened to the doctrine document for x? Through their official documentation page (you must scrol……

Java

2019-12-22

Java – NetBeans: handle the main artifacts of the project through Maven shade plugin

I'm using Maven shade plugin to build my project, and NetBeans 8.0 is complaining about the following warnings: The ma……

Java

2019-12-22

Multithreading – how to minimize the cost of allocating and initializing nsdateformatter?

I noticed that using nsdateformatter can be quite expensive I find that allocating and initializing objects has taken ……

Java

2019-12-22

Java – is there an implementation of dukpt or ANSI x9 24 open source library [closed]

My task is to decrypt the device using dukpt protocol / scheme / algorithm The encryption algorithm itself is deSede, ……

Java

2019-12-22

Java – extending annotated controllers in spring MVC

I'm developing a small project and have some existing code. I want to keep clearing my changes, so I need to extend an……

Java

2019-12-22

Using play framewok and akka to map diagnostic context records in Java

I'm trying MDC logging all requests in Java. I follow Scala in this tutorial and try to convert to Java http://yanns.g……

Java

2019-12-22

Multithreading – how to minimize the cost of allocating and initializing nsdateformatter?

I noticed that using nsdateformatter can be quite expensive I find that allocating and initializing objects has taken ……

Java

2019-12-22

Java – implement clone () for immutable classes

I am developing a class library >I have an abstract base class of matrix, which provides the implementation of some……

Java

2019-12-22

Java – can I pass parameters to enum values?

Suppose I have an enumeration defined as follows: public enum Sample{ // suppose AClass.getValue() returns an int ……

Java

2019-12-19

java – -sourcepath vs -classpath

Learning Oracle certification, I am trying all possible situations that may occur during the exam Let's assume that th……

Java

2019-12-19

Java – selectboolean checkbox in JSF

Hi, I'm new to JSF. I have such a problem On my page, I have a list of news, and each news has a check box (we can sel……

Java

2019-12-19

NetBeans and JavaFX – clean up and build each run?

I recently started using JavaFX in the NetBeans ide I brought the example of Hello world because it's not complicated,……

Java

2019-12-19

How to use jsup to extract paragraph text from HTML?

import java.io.IOException; import java.io.IOException; import java.util.logging.Level; import java.util.logging.Logge……

Java

2019-12-19

Does Java provide an executorservice that allows workers to execute on the same thread?

I am looking for an implementation of executorservice that will provide the following semantics Each thread is occupie……

Java

2019-12-19

Emacs – how to execute autocomplete queries in the background?

I'm very excited about Emacs autocomplete mode But my code base is very large. Sometimes, when I type, it will try to ……

Java

2019-12-19

Symfony – how to combine translatable and sluggable in doctrine extensions?

I have installed https://github.com/stof/StofDoctrineExtensionsBundle And use translatable and sluggable on specific f……

Java

2019-12-19

java – ExecutorService. Submit (callable) returns a null value for the future object

I am using executorservice to generate threads that perform different tasks When submitting the (callable < T >)……

Java

2019-12-19

Connecting from Java to SQL server using JDBC (Windows authentication mode)

I need to use JDBC 4.0 to connect from Java to SQL Server 2008.0 Class.forName("com.microsoft.sqlserver.jdbc.sqlServer……

Java

2019-12-19

Java – store data in memory

I have "table a" in the database, which contains three columns "col 1", "col 2" and "col 3", with about 1000000 (1 mil……

Java

2019-12-19

Java – check whether the object is an instance of list

I have an object that sometimes contains list < Object > I want to check it with instanceof, and if so, add some……

Java

2019-12-19

Java – how to get entity size in gae / J?

The gae document mentions that the maximum entity size is 1MB Because I store a lot of data in entities, I want to kno……

Java

2019-12-19

Java – how to use resteasy to implement OAuth 2.0 in Google App Engine?

I am developing Google App Engine rest service. I want to use OAuth 2.0 for authentication I add the following code to……

Java

2019-12-19

Call directly ` clojure lang.Compiler. Compile ` to AOT compile clojure from Java

Use clojure lang.Compiler. Is it legal for compile to compile clojure from Java? Our Java application is used to pass ……

Java

2019-12-19

Java – how to index and search numbers in Lucene 4.1

In my 3.6 code, I add numeric fields to my index as follows: public void addNumericField(IndexField field,Integer valu……

Java

2019-12-19

Java – Maven has the same properties for each profile

I am faced with the Maven attribute of each configuration file I have two profiles, each with the same attribute 'prop……

Java

2019-12-19

Java – for Windows 7, what is runtime getruntime(). Exec (“domain specific equivalent CLS”)

I want to clear the screen in my java application. After reading a lot of questions and Google search, I found the fol……

Java

2019-12-19

java – ClassNotFoundException：org. dom4j. DocumentException

I am trying to debug (F11 on eclipse) the Java GUI application I inherited, but when the application outside the eclip……

Java

2019-12-19

搜索内容

Java – hibernate tutorial – where to place the mapping file?

Java asymmetric encryption: the preferred way to store public / private keys

Java – Jersey client / jax-rs and optional (not default) @ queryparam (client)

Java – why are variables not local in case statements?

Java – JSP view log file (e.g. “web tail – F”)

ORM – principle document of 1.2

Java – NetBeans: handle the main artifacts of the project through Maven shade plugin

Multithreading – how to minimize the cost of allocating and initializing nsdateformatter?

Java – is there an implementation of dukpt or ANSI x9 24 open source library [closed]

Java – extending annotated controllers in spring MVC

Using play framewok and akka to map diagnostic context records in Java

Multithreading – how to minimize the cost of allocating and initializing nsdateformatter?

Java – implement clone () for immutable classes

Java – can I pass parameters to enum values?

java – -sourcepath vs -classpath

Java – selectboolean checkbox in JSF

NetBeans and JavaFX – clean up and build each run?

How to use jsup to extract paragraph text from HTML?

Does Java provide an executorservice that allows workers to execute on the same thread?

Emacs – how to execute autocomplete queries in the background?

Symfony – how to combine translatable and sluggable in doctrine extensions?

java – ExecutorService. Submit (callable) returns a null value for the future object

Connecting from Java to SQL server using JDBC (Windows authentication mode)

Java – store data in memory

Java – check whether the object is an instance of list

Java – how to get entity size in gae / J?

Java – how to use resteasy to implement OAuth 2.0 in Google App Engine?

Call directly ` clojure lang.Compiler. Compile ` to AOT compile clojure from Java

Java – how to index and search numbers in Lucene 4.1

Java – Maven has the same properties for each profile

Java – for Windows 7, what is runtime getruntime(). Exec (“domain specific equivalent CLS”)

java – ClassNotFoundException：org. dom4j. DocumentException

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