Java 归档 - Page 65 of 655

Invoke Python script in Java code (runtime.exec)

I tried to run Python scripts in Java, but I ran into some trouble Runtime r = Runtime.getRuntime(); Process p = r.exe……

Java

2020-09-03

Java restrictions

How to use the combination of scheduledthreadpoolexecutor, scheduledfuture and executorcompletionservice to restrict c……

Java

2020-09-03

Java Web Framework benchmark

To compare with Django, I want to find benchmarks on the main Java Web frameworks (struts, faces, etc.) Do you know so……

Java

2020-09-03

Common exception handling code for extracting several methods in Java

I have some private methods in a class with the same exception handling Their body code throws the same exception type……

Java

2020-09-03

Java – different PostgreSQL sequence IDS in the database and JPA

I'm really confused... But first, let me give you a rough overview I've done some reorganization in the database, merg……

Java

2020-09-03

Java EE – the JMS message to be redelivered to the queue

I use JBoss MQ in my application I am trying to process messages that are redelivered to the JMS queue Is there any wa……

Java

2020-09-03

Java XML resource pack and HTML content

The HTML content needs to be stored as the value in the resource package (XML format) HTML tags conflict with XML tags……

Java

2020-09-03

Java – EBNF / parsed: how to translate regexp into peg?

This is a problem specific to the parsed parser framework and general BNF / PEG Suppose I have a fairly simple regular……

Java

2020-09-03

Java – ArrayList as parameter?

I want to know how to create a method that takes an ArrayList of integers (ArrayList) as a parameter and then displays……

Java

2020-09-03

Java – generated code not considered during Maven compilation

I have a maven project that generates a new class from the annotation processor during compilation The class was succe……

Java

2020-09-03

Java – integer (numeric) to string

This is my simple question We can convert integer, float and double into string, such as string s = "I"; So why do we ……

Java

2020-09-03

Java – how to detect whether the SWT dialog box is open and visible?

I have a SWT wizarddialog with many pages When this dialog box opens for the first time, I have to check some conditio……

Java

2020-09-03

First cup tutorial for Java EE

I'm stuck here: http://download.oracle.com/javaee/6/firstcup/doc/gcqzl.html#gimvn I have the update tool open, but I d……

Java

2020-09-03

Java – design pattern for correctly exiting a running program from multiple locations

I have a system written in Java. I have multiple different objects, and each object has different resources in use Som……

Java

2020-09-03

How to simulate file IO in Java?

How to create an imitation Java io. Class of file w.r.t: mockfile File read / write? I use my own method everywhere in……

Java

2020-09-03

Java – conflict listfield click and menu click

In my application, I have placed listfield on the screen Now my problem is that when I click on a list item (when the ……

Java

2020-09-03

There is a simple java web service error

I encountered these errors when trying to run my first Java Web Services tutorial in eclipse What does this mean:（ Sa……

Java

2020-09-03

Java – save objects to entities without keeping them in JPA

I'm playing the application in the framework. I need to store the same instance of non entity objects in JPA entities ……

Java

2020-09-03

Java – how do I limit the length of input I want in jtextfield?

username = new JTextField(""); username = new JTextField(""); username.setBounds(330,550,230,30); username.add……

Java

2020-09-03

Java – use x = = y or (X-Y) = = 0 to control the problem of if conditions

My program includes the following code snippet, which is based on two variables temp Get (J1) and temp (J2) are execut……

Java

2020-09-03

Java – should I use connection pooling?

I am writing an ETL project in Java I will connect to the source database, get the data only once, make some transform……

Java

2020-09-03

Java – why resources Will getstringarray (int) throw an exception?

I'll call you Resources resources = Resources.getSystem(); String[] networkFiles = resources.getStringArray(R.array.xm……

Java

2020-09-03

Java – what is logging and how is Apache commons logging used?

What information does the web application server want to record and why? as far as I am concerned org.apache.commons.l……

Java

2020-09-03

Java – simple asynchronous I / O: many threads, one file

I have a scientific application that I usually run in parallel with xargs, but this scheme will lead to repeated JVM s……

Java

2020-09-03

Java EE – upgrade JBoss 5.1 from El 2.1 to El 2.2?

The problem is quick and simple JBoss 5.1 is out of the box and supports JSP, EL (expression language) 2.1 and servlet……

Java

2020-09-03

Draw lines in java3d

I want to draw a line to specify the point in Java 3D What shall I do? For example, to draw a cube, we wrote Colorcube……

Java

2020-09-03

Java regex: split without losing tokens

I'm trying to write a regular expression that splits a string when there is a space followed by a minus sign followed ……

Java

2020-09-03

The fastest way to deploy and run Java war files?

Is there a simple programming way to quickly "deploy" and run standard Java war files for local testing without instal……

Java

2020-09-03

BlackBerry Java detects screen foreground events

In my BlackBerry application, I have a home screen The user can then navigate to the settings screen When the user ret……

Java

2020-09-03

Java – can I decompile jar files to get raw resources?

I have a big problem I'm writing a program. It took me three months. Today I accidentally deleted the source code I wo……

Java

2020-09-03

Help set up the Java build environment

My wisdom is over I spend more time on my build work than actually developing software I am currently developing a lar……

Java

2020-09-03

Java – parsing shortened URLs in Android

How to solve the problem of redirecting a shortened URL (bit. Ly / dfasdfasf) to an Android URL? Solution You must req……

Java

2020-09-03

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Invoke Python script in Java code (runtime.exec)

Java restrictions

Java Web Framework benchmark

Common exception handling code for extracting several methods in Java

Java – different PostgreSQL sequence IDS in the database and JPA

Java EE – the JMS message to be redelivered to the queue

Java XML resource pack and HTML content

Java – EBNF / parsed: how to translate regexp into peg?

Java – ArrayList as parameter?

Java – generated code not considered during Maven compilation

Java – integer (numeric) to string

Java – how to detect whether the SWT dialog box is open and visible?

First cup tutorial for Java EE

Java – design pattern for correctly exiting a running program from multiple locations

How to simulate file IO in Java?

Java – conflict listfield click and menu click

There is a simple java web service error

Java – save objects to entities without keeping them in JPA

Java – how do I limit the length of input I want in jtextfield?

Java – use x = = y or (X-Y) = = 0 to control the problem of if conditions

Java – should I use connection pooling?

Java – why resources Will getstringarray (int) throw an exception?

Java – what is logging and how is Apache commons logging used?

Java – simple asynchronous I / O: many threads, one file

Java EE – upgrade JBoss 5.1 from El 2.1 to El 2.2?

Draw lines in java3d

Java regex: split without losing tokens

The fastest way to deploy and run Java war files?

BlackBerry Java detects screen foreground events

Java – can I decompile jar files to get raw resources?

Help set up the Java build environment

Java – parsing shortened URLs in Android

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