Java 归档 - Page 70 of 655

Java – JNA pointer retrieval value

I am using JNA to access a DLL, everything is normal... I am debugging! The problem is that I run my java code in non ……

Java

2020-09-03

Java – check if there is a card with name in CardLayout

I have a CardLayout. I only add cards as needed Therefore, when I need to display a specific card (identified by its n……

Java

2020-09-03

Java – JFrame multiple screens

I've been programming for Android, and I use intent to switch between specific screens I've always wondered how to do ……

Java

2020-09-03

Overloading methods with derived types as parameters in Java

Suppose I have extended the existing code, but also avoid changing the code as much as possible Somewhere in this code……

Java

2020-09-03

Java – how to combine multiple multi page TIF files into one TIF

I tried to take multiple pages TIF files and combine them into a multi - Page TIF file I found some code in this quest……

Java

2020-09-03

Java – can ESB / BPM completely get rid of coding in addition to wrapping web services?

In the large company where I work, I have purchased a very (expensive) ESB, which aims to quickly align with business ……

Java

2020-09-03

Java – how to set a formula in JDBC Preparedstatement

I have a Preparedstatement that I use to insert a pile of rows containing a large amount of column data However, for o……

Java

2020-09-03

Java – redraw graph on Jung

I use Jung (Java common network / graphics framework) to build graphics using the following code: Now, I want to add m……

Java

2020-09-03

Java – the ideal data source for stand-alone applications?

Suppose I create a standalone application in Java and distribute it through my website What I need to know is what ide……

Java

2020-09-03

How do I tell the java compiler to allow public as the package name?

In the GWT code, I use a Java sub package named public, which contains HTML / CSS / etc Documents I noticed that the j……

Java

2020-09-03

Java – JTable column headings are not displayed, but ‘a’, ‘B’,

I'm new to the Java GUI and I'm trying to make a table containing my socerteam score results At first I used the defau……

Java

2020-09-03

Java – private access with self-contained generics

Combining private field access with CRTP in Java seems to find a strange edge in visibility rules: public abstract cla……

Java

2020-09-03

Java is equivalent to typeof (someclass)

I try to achieve one Hashtable<string,-Typeof one Class-> In Java But I don't know how to make this work I tried……

Java

2020-09-03

java – Apache Commons Math 2.2 Percentile bug？

I'm not 100% sure whether it's a mistake or I didn't do the right thing, but if you give percentile data of the same s……

Java

2020-09-03

Java – serialization and subclasses

If I define a class as serialable, when I create a subclass, it will require me to define a serialVersionUID Is this n……

Java

2020-09-03

Is there the equivalent of colander / dictshield for Java / Scala?

Colander is a python pylons tool for: It is a bit like orm of semi-structured data; In my opinion, it will be particul……

Java

2020-09-03

java – org. apache. struts. action. Actionmessage cannot be cast to org apache. struts. action. ActionError

I'm working on Struts 1 2. Application I created a formbean that extends validatorform and then overridden the method ……

Java

2020-09-03

Java – capture EditText lost focus

I am a long-term, self-taught amateur VB programmer. Now I am trying to teach myself Java and Android I say so, so you……

Java

2020-09-03

How does garbage collection work with session objects in Java?

How does garbage collection work with session objects in JSPS? Will each session collect garbage after the session exp……

Java

2020-09-03

Upgrade path of Java – JSON file format

We use Jackson to store user preferences for Java applications in JSON files As we continue to develop applications, w……

Java

2020-09-03

Java：System. Getenv (“appdata”) returns null. What is it now?

I just found that when a java program is started on windows as another user through "run as..." (from the context menu……

Java

2020-09-03

Java – how do you know all the exceptions that a method can throw

Is there any way to get some details about the exception security of Java standard classes? Mainly using C and C #, I ……

Java

2020-09-03

Java EE – NetBeans generate different JPA code in “JPA controller from entity beans” and “JSF page from entity beans”

When using JPA entity beans in Java EE and web projects, there are two different JPA code generator wizards in NetBean……

Java

2020-09-03

Java – test for color equality

I was finishing the breakout task from the Stanford speech (still green) on iTunes u and got into a roar I'm trying to……

Java

2020-09-03

Java – PDF417 image generation API recommendation

In Grails application, I need to generate PDF417 image and send it by email Who can recommend me a (hopefully free) Gr……

Java

2020-09-03

Java – use Clone() copies the 2D array and still references the original data

OK, I know I've asked this question before: previous question I also studied several other topics and websites, which ……

Java

2020-09-02

Java – httpclient API of sethttprequestretryhandler

HTTP commons client 4.12 tutorial section on exception handling clearly indicates that it should be possible to set th……

Java

2020-09-02

Java – different APK signatures in Android

I have a problem I program on two different computers. When I change from one computer to another, I try to run an app……

Java

2020-09-02

Java – although the type is the same, I get the ClassCastException event Why?

I'm not very new to Java, although I've never really used sets before, I have the following questions; But first, this……

Java

2020-09-02

Java – how do I deny site access from iframe?

I noticed that some websites refused to access their registration and login pages from iframes for security reasons In……

Java

2020-09-02

Java – how to encode a string to replace all special characters

I have a string containing special characters But I have to convert a string to a string without any special character……

Java

2020-09-02

Java – executorservice restart

Can I restart executorservice to start accepting new tasks after shutdown? Or must I always create a new executorservi……

Java

2020-09-02

搜索内容

Java – JNA pointer retrieval value

Java – check if there is a card with name in CardLayout

Java – JFrame multiple screens

Overloading methods with derived types as parameters in Java

Java – how to combine multiple multi page TIF files into one TIF

Java – can ESB / BPM completely get rid of coding in addition to wrapping web services?

Java – how to set a formula in JDBC Preparedstatement

Java – redraw graph on Jung

Java – the ideal data source for stand-alone applications?

How do I tell the java compiler to allow public as the package name?

Java – JTable column headings are not displayed, but ‘a’, ‘B’,

Java – private access with self-contained generics

Java is equivalent to typeof (someclass)

java – Apache Commons Math 2.2 Percentile bug？

Java – serialization and subclasses

Is there the equivalent of colander / dictshield for Java / Scala?

java – org. apache. struts. action. Actionmessage cannot be cast to org apache. struts. action. ActionError

Java – capture EditText lost focus

How does garbage collection work with session objects in Java?

Upgrade path of Java – JSON file format

Java：System. Getenv (“appdata”) returns null. What is it now?

Java – how do you know all the exceptions that a method can throw

Java EE – NetBeans generate different JPA code in “JPA controller from entity beans” and “JSF page from entity beans”

Java – test for color equality

Java – PDF417 image generation API recommendation

Java – use Clone() copies the 2D array and still references the original data

Java – httpclient API of sethttprequestretryhandler

Java – different APK signatures in Android

Java – although the type is the same, I get the ClassCastException event Why?

Java – how do I deny site access from iframe?

Java – how to encode a string to replace all special characters

Java – executorservice restart

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