包含标签：Java 的文章
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How to convert itextpdf documents to byte arrays
I need to convert the itextpdf document file into byte [] I have tested that I did not create PDF correctly The proble…… -
Java – call the destroy method of the servlet
According to link http://www.xyzws.com/Servletfaq/when-is-destroy-of-servlets-called/20 , one of the reasons for calli…… -
ORM – many relationships in laravel: belongstomany() vs. hasmanythrough()
What is the difference between using belongstomany() or hasmanythrough() when defining many to many relationships in l…… -
Creating a console in Java
When I try to use Java lang.System. Console(), I get a null pointer I can still write and read from it, but this only …… -
Java – digest authentication with Jersey client
I've written a rest web service with Jersey server (completely rock!) On the server side, I chose a digest authenticat…… -
Java – gson parsing dynamic JSON fields
I can't seem to figure that out I read several so posts (here and here) and my situation is a little different I'm not…… -
Java – fast double string conversion with given precision
I need to convert double to string with the given precision String. Format ("%. 3F", value) (or decimalformat) execute…… -
Java – NCSs type count violation
I am not quite clear about the violation proposed by PMD Basically, I have two questions: >What can I do to get rid…… -
Java – slf4j error: class loader has different types of class objects
Try to find out why I received the following error in the Tomcat log: Caused by: java.lang.LinkageError: loader constr…… -
Java – default type of HashMap for K and V
I usually type my map declaration, but I'm doing some maint and finding one without input It reminds me of (oh, no!) W…… -
Java – whether the EJB container resides in all application servers EJB container drill down
I'm new to EJB From all reading and searching from now on, I have learned the following: EJBs are beans that write and…… -
Good looking Java Swing look and feel?
I am developing an open source Java Web start application, and I want to give a consistent theme on the platform Metal…… -
Map API for Java Swing
I want to visualize geographic maps in the swing application I found only the swingx map API Do you know any other ope…… -
Java – spring annotation based controllers do not work in jar files
I have some annotation - based controllers in the sub - module These modules are deployed as jar files The annotation …… -
JavaFX application error: no resource specified
I'm new to JavaFX and I'm trying to run a simple application Its UI is created by JavaFX scene builder, and the main c…… -
Java – how to include jar dependencies in the AAR Library
Summary: I have an AAR file that depends on the jar file. When I build an AAR project, it does not contain jar code De…… -
Explain the cache and secondary cache in the Hibernate framework of Java in detail
cache Today, let's talk about the entity state and Hibernate cache in hibernate. 1) First, let's take a look at entity…… -
Java method for counting the number of occurrences of a specified element in a string
This article explains the method of counting the number of occurrences of a string in the text or the number of occurr…… -
Sort out the basic descriptors and operators commonly used in Java programming
Descriptors are keywords you add to those definitions to change their meaning. The Java language has many descriptors,…… -
Java’s own messagedigest implements the MD5 encryption algorithm for text
In this article, the MD5 encryption algorithm for text is implemented by using the messagedigest provided by Java. The…… -
Summary of spring bean method in Java
Spring is a lightweight inversion of control (IOC) and aspect oriented (AOP) container framework. How to obtain spring…… -
Java operation ant compresses and decompresses files and packages anroid applications in batches
Zip / tar compression and decompression Java actually supports zip and other compression formats, but why do you use a…… -
Java uses gson to parse JSON data instances
JSON (JavaScript object notation) is a lightweight data exchange format, which is easy to read and write, and easy to …… -
Java exports all tables of the database to excel
This example shares the method of exporting all tables of a database to excel in Java for your reference. The specific…… -
The difference between serializable and Parcelable of intent transfer objects
Intent is widely used to transfer object data in different components. As we all know, there are two methods to transf…… -
Java implementation of two-way linked list (two versions)
Near the Spring Festival, all the projects are over and waiting to go home for the new year. The following is the rele…… -
Detailed explanation of file reading and writing examples of Java programming
This paper describes the method of file reading and writing in Java programming. Share with you for your reference, as…… -
Detailed explanation of interface and abstract class usage examples in Java
This article describes the usage of interfaces and abstract classes in Java. Share with you for your reference, as fol…… -
Java binary file transfer based on TCP
A complete example of file transmission based on java socket protocol is completed based on TCP communication. In addi…… -
Detailed explanation of caching technology in Hibernate Framework
This paper describes the caching technology in Hibernate framework. Share with you for your reference, as follows: The…… -
Explain the cache and secondary cache in the Hibernate framework of Java in detail
cache Today, let's talk about the entity state and Hibernate cache in hibernate. 1) First, let's take a look at entity…… -
Java implementation of merge sorting algorithm
Merge sort is to divide the unordered array into two arrays. The divided array has only half the number of elements of……