Java 归档 - Page 301 of 655

Java nested list to array conversion

What is the most effective way to convert data from a nested list to an array of objects that can be used as JTable da……

Java

2020-02-23

Java – logback – no line end delimiter

I'm using logback 0.9 21. Unfortunately, it prints all messages to a single line, without end characters, or even the ……

Java

2020-02-23

How do I check if a string contains the second string in its character order?

I've just started and I'm completely lost in how to do this I want to be able to check whether the string has a smalle……

Java

2020-02-23

Get heap dumps from remote applications in Java using jvisualvm

I run jvisualvm (Windows XP, Sun Java 1.6.0.13, 32-bit client VM) to monitor remote applications (Linux, Sun Java 1.6.……

Java

2020-02-23

Java – POJO to org bson. Document and vice versa

Is there a simple way to convert simple POJOs to org. POJOs bson. Document？ I know there are many ways to do this: Do……

Java

2020-02-23

Java PBEWithMD5AndDES

I'm using password - based encryption My initial idea was to use AES to encrypt files containing passwords Prove that ……

Java

2020-02-23

Java EE – why not use session beans instead of message driven beans?

I wonder, why not use session beans instead of message driven beans? If you can call remote methods from EJBs, why sen……

Java

2020-02-23

Create an object before the super call in Java

Consider the simple java code that doesn't work: public class Bar extends AbstractBar{ private final Foo foo = ne……

Java

2020-02-23

Floating to 2 decimal places

I want to add two decimals to a floating point number I have 2 floating point values: 1.985 29.294998 They all need to……

Java

2020-02-23

Java – consumer mapping class in HashMap

I want to create an identityhashmap < class < T >, consumer < T > > Basically, I want to map a type ……

Java

2020-02-23

How to force the java server to accept only TLS 1.2 and reject TLS 1.0 and TLS 1.1 connections

I have an HTTPS web service running on Java 7 I need to make changes so that the service only accepts tls1 2 connect a……

Java

2020-02-23

Java – good programming style when dealing with multiple objects

I've been programming a software version of a board game So far, I have written classes corresponding to physical obje……

Java

2020-02-22

Java – New phonegap 3.0 import org apache. Cordova can’t solve it

I'm using the omnipotent command line to install the new phone gap 3.0 cordova create hello com.example.hello HelloWor……

Java

2020-02-22

How to convert a string to a domsource in Java?

I need some help In my string filedata variable, I store an XmlDocument Now I want to convert this variable to domsour……

Java

2020-02-22

How to avoid memory waste when storing UTF – 8 characters (8 bits) in Java characters (16 bits) two-in-one?

I'm afraid I have questions about the details of a rather over saturated topic. I searched a lot, but I can't find a c……

Java

2020-02-22

Java – stream lists are grouped

I'm looking for refactoring how to use streams in some of my code The first example is my current practice The second ……

Java

2020-02-22

Java – what is the difference between the non xadatasource with JTA = “true” and xadatasource?

I'm confused that we can allow JTA transactions using non - XA data sources So what's the difference between Xa and no……

Java

2020-02-22

How do I call clojure macros from Java?

Did you call the clojure macro from Java? This is what I am trying to do: RT.var("clojure.core","require").invoke(Symb……

Java

2020-02-22

Java – string tokenizer: separate strings with commas and ignore commas with double quotes

I have a string like the following – If I mark the string above, I get comma separated marks But I want to use the str……

Java

2020-02-22

Java – how should I check whether a stream is sorted?

Using Iterable < T >, it is easy to: T last = null; for (T t : iterable) { if (last != null && last.……

Java

2020-02-22

Java – does anyone locally parse Jax WS catalog. XML of schemalocation on metro xml？

I'm in my A jax-ws-catalog.xml file has been added to the war file XML to parse schemalocation. XML locally rather tha……

Java

2020-02-22

Java – export JSP tables to excel, word, pdf

Anyone can suggest me any library / jar file that I can use to export my table to excel / PDF / word Please tell me if……

Java

2020-02-22

Java – JDBC batch execution is extremely slow

Anyone can tell me what I did wrong. I execute 350 plug-ins in MySQL and it takes 40 seconds This is the code long t0 ……

Java

2020-02-22

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

I just joined a team that has been working in the main mode for the past five years (Java, Maven based projects) There……

Java

2020-02-22

Java – get the result of searchresponse in elasticsearch

I am trying to use es as the index of mongodb I successfully integrated them together, but I found the Search API quit……

Java

2020-02-22

Add – javaagent to Tomcat 6 server, where can I put it and what format?

I'm trying to install an application health monitoring application that can monitor J2EE Web transactions. I need to p……

Java

2020-02-22

Java – how is this eclipse view formed?

I am developing an eclipse plug-in, which will add a new context menu. When clicked, a dialog box will pop up, and use……

Java

2020-02-22

JavaBeans comparison

Does anyone know a free open source library (utility class) that allows you to compare two instances of a java bean an……

Java

2020-02-22

Java – volatile in method signature?

See English answers > why make a method volatile in Java? 7 class A { protected A clone() throws CloneNotSup……

Java

2020-02-22

Java – JDBC logging to file

I need to log all queries to the Oracle database in my project to a log file What is a good way to achieve this? Some ……

Java

2020-02-22

Java – use workflow engine, state machine engine or scroll myself?

I'm confused I am developing an internal tool based on Grails for my company One component of this tool is a simple pr……

Java

2020-02-22

Java – what should you do?

Java checked exceptions sometimes force you to catch checked exceptions that you think will never be thrown Best pract……

Java

2020-02-22

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Java nested list to array conversion

Java – logback – no line end delimiter

How do I check if a string contains the second string in its character order?

Get heap dumps from remote applications in Java using jvisualvm

Java – POJO to org bson. Document and vice versa

Java PBEWithMD5AndDES

Java EE – why not use session beans instead of message driven beans?

Create an object before the super call in Java

Floating to 2 decimal places

Java – consumer mapping class in HashMap

How to force the java server to accept only TLS 1.2 and reject TLS 1.0 and TLS 1.1 connections

Java – good programming style when dealing with multiple objects

Java – New phonegap 3.0 import org apache. Cordova can’t solve it

How to convert a string to a domsource in Java?

How to avoid memory waste when storing UTF – 8 characters (8 bits) in Java characters (16 bits) two-in-one?

Java – stream lists are grouped

Java – what is the difference between the non xadatasource with JTA = “true” and xadatasource?

How do I call clojure macros from Java?

Java – string tokenizer: separate strings with commas and ignore commas with double quotes

Java – how should I check whether a stream is sorted?

Java – does anyone locally parse Jax WS catalog. XML of schemalocation on metro xml？

Java – export JSP tables to excel, word, pdf

Java – JDBC batch execution is extremely slow

Unit testing – unit testing is worth the effort, in a large and old (5yr) code base?

Java – get the result of searchresponse in elasticsearch

Add – javaagent to Tomcat 6 server, where can I put it and what format?

Java – how is this eclipse view formed?

JavaBeans comparison

Java – volatile in method signature?

Java – JDBC logging to file

Java – use workflow engine, state machine engine or scroll myself?

Java – what should you do?

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