Java 归档 - Page 51 of 655

BizTalk – read twice from DB receive port

My receive port is sqlbinding and polling type It calls SP to obtain records and starts the corresponding business pro……

Java

2020-09-06

Task – TPL dataflow vs normal semaphore

I need to make an extensible process The process mainly has I / O operations and some secondary CPU operations (mainly……

Java

2020-09-06

Java – set and get methods

Java I'm here student! It's hard for me to understand how to set and get methods I am working independently in my text……

Java

2020-09-06

Java – how do I return multiple elements from a collection?

In the list, I need to replace each element with the sum of this element and all previous elements The first element d……

Java

2020-09-06

Java 8 – streaming with objects and raw wrappers

I am using the Java 8 stream and trying to modify the object content in the foreach terminal operation The problem I f……

Java

2020-09-06

Java 8 stream, converting object list to map >

I've experienced some examples that don't work for me This is what I want to do: I have a list < someclass > of ……

Java

2020-09-06

Speed of Java – Google App Engine spring MVC annotations

I am developing applications on gae using spring MVC and annotations It takes a long time for the application to load ……

Java

2020-09-06

Java – Maven plug-in automatically generates setters / getters?

Is there a maven plug-in that can automatically generate setters and getters using the corresponding Javadoc? I know e……

Java

2020-09-06

Java – is there a way to free the saturated connection pool?

I use open ESB on the GlassFish server We receive this error every few days: an error occurred while assigning a conne……

Java

2020-09-06

Java – insert rows programmatically (parent and child)

I am using spring and JDBC template This scenario is customer table and orders table - parent - child relationship I w……

Java

2020-09-06

What is Java util. Concurrent package Net equivalent?

I come from a Java background I think so Net and C # to learn more about concurrency Is there a Java like concurrency ……

Java

2020-09-06

Java – gradle: ‘compile’ cannot be applied

Today, I started a new JDK 11 project with gradle 5.0 (using gradle wrapper) and created a basic build script: buildsc……

Java

2020-09-06

Java – how to encrypt the password of jconsole password file

I am using jconsole to access my application MBean and use password Properties file However, according to sun's specif……

Java

2020-09-06

Can I create a Java UDP socket to listen for all addresses?

I want to have a datagram socket to listen to unicast and broadcast messages Is that possible? Solution By definition,……

Java

2020-09-06

Java – vaadin flow: the difference between components and elements

In vaadin flow, there are elements besides components In the Javadoc of the element, say: What does this actually mean……

Java

2020-09-06

Java – why is string:: isempty valid when a static context cannot reference a non static method?

I understand the error message I know I cannot access non - static methods in a static context But why can I do the fo……

Java

2020-09-06

Java – is there any way to set timeout in Tomcat?

Can I set timeouts for JSP pages in Tomcat per page or server level? Solution For the server level, you can try this j……

Java

2020-09-06

Java – when using Proxool, do you need to explicitly close each getconnection()?

I'm writing new database connection code and think I'll try Proxool as the connection pool implementer Usually, progra……

Java

2020-09-06

Java – pass reference type variables as method parameters

After running the following code, I get this output: Who can explain why the value of a variable of type person is cha……

Java

2020-09-06

Java-8 – stick with Java 8 streams

I'm trying to learn how to use streams in Java 8, but I don't know how to operate here I have a list of courses I need……

Java

2020-09-06

Java – parameterized query: check whether the field is in the value array in the select statement

I'm trying to configure a parameterized query to have the following effects: SELECT field1 FROM myTable WHERE field2 I……

Java

2020-09-06

Java – calendar #getfirstdayofweek() returns an incorrect value

I may ignore some incredibly obvious things, but why final Calendar calendar = Calendar.getInstance(Locale.GERMAN); Sy……

Java

2020-09-06

Java – object reference types in Ruby

I am a novice in ruby and am currently trying to use some examples in the ruby book as a guide: class Account attr_acc……

Java

2020-09-06

java-ee – ColdFusion web. xml？

For deployment descriptors in J2EE Web containers / Web XML file, does ColdFusion simulation exist? I know that CF run……

Java

2020-09-06

Java transient key word method sugar?

Why not resolve transients by using annotations instead of introducing keywords? It seems that the transient keyword d……

Java

2020-09-06

Java – map filter lambda expression using two fields from different class hierarchy routes

We have a method that receives class objects at the top of the class hierarchy It uses a condition based on a field de……

Java

2020-09-06

Java – how to determine the controller (spring) for a given URL

How to use spring defaultannotationhandlermapping to find the controller that will eventually process the given URL I ……

Java

2020-09-06

Java; Runtime interpretation; Policies for adding plug-ins

I started my first big project It will be a program very similar to Rosetta stone It will be a program for learning a ……

Java

2020-09-06

Java – returns a non hidden file

See English answers > how to negate a method reference predict 12 In Java 8, this can be shortened to: Returning a ……

Java

2020-09-06

Java – slim application server for demonstrating web applications?

I have a small pet web application project. I want to talk to those who don't have an application server (and who don'……

Java

2020-09-06

How to read XLS charts in Java?

I am using the POI API to read templates n to create XLS files in Java I want to get the chart from the template Is th……

Java

2020-09-06

Create a tool for dynamically generating code in Java (in eclipse)

In visual studio, I was able to define a structure in the XSD file and add a special attribute to it, which will cause……

Java

2020-09-06

搜索内容

BizTalk – read twice from DB receive port

Task – TPL dataflow vs normal semaphore

Java – set and get methods

Java – how do I return multiple elements from a collection?

Java 8 – streaming with objects and raw wrappers

Java 8 stream, converting object list to map >

Speed of Java – Google App Engine spring MVC annotations

Java – Maven plug-in automatically generates setters / getters?

Java – is there a way to free the saturated connection pool?

Java – insert rows programmatically (parent and child)

What is Java util. Concurrent package Net equivalent?

Java – gradle: ‘compile’ cannot be applied

Java – how to encrypt the password of jconsole password file

Can I create a Java UDP socket to listen for all addresses?

Java – vaadin flow: the difference between components and elements

Java – why is string:: isempty valid when a static context cannot reference a non static method?

Java – is there any way to set timeout in Tomcat?

Java – when using Proxool, do you need to explicitly close each getconnection()?

Java – pass reference type variables as method parameters

Java-8 – stick with Java 8 streams

Java – parameterized query: check whether the field is in the value array in the select statement

Java – calendar #getfirstdayofweek() returns an incorrect value

Java – object reference types in Ruby

java-ee – ColdFusion web. xml？

Java transient key word method sugar?

Java – map filter lambda expression using two fields from different class hierarchy routes

Java – how to determine the controller (spring) for a given URL

Java; Runtime interpretation; Policies for adding plug-ins

Java – returns a non hidden file

Java – slim application server for demonstrating web applications?

How to read XLS charts in Java?

Create a tool for dynamically generating code in Java (in eclipse)

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