Java 归档 - Page 63 of 655

Java – JBoss security: Web XML and JBoss web xml

web. XML and JBoss web What is the relationship between XML? it seems that: > Jboss-web. xml >Specify the securi……

Java

2020-09-04

Java – extends objects and inherits all variables

Suppose I have a car like object with 30 variables, from maximum speed to color I want to create a mycar object (class……

Java

2020-09-04

Java – native JDK code for copying files

Is there native JDK code to copy files (buffers, streams, or others)? Solution If "native" is used to represent "part ……

Java

2020-09-04

Java – LDAP connection leak in this code

Can anyone explain why this code randomly "leaks" LDAP connections? I can see that the number of established TCP / IP ……

Java

2020-09-04

Java – Spring / LDAP — calling setter method in bean configuration

I'm writing a spring LDAP application and I have to set an authentication policy for contextsource I want to do this i……

Java

2020-09-04

Java – what is a good habit of combining classes

Do not save all my courses in a single SRC – > 'package'_ Name 'folder I'm creating different sub packages to separ……

Java

2020-09-04

java – TELEPHONY_ The service constant is not recognized in one class, but in another

It feels very much like another situation where you don't see the woods I have written a small (non extended) class fo……

Java

2020-09-04

Java – make Jface tableviewer use the composite around it to resize?

Using WindowBuilder for eclipse, I created a tableviewer, which is placed in a complex (tableviewer creates an SWT tab……

Java

2020-09-04

Java – should I create a protected constructor for my singleton class?

According to the design, in singleton mode, the constructor should be marked as private and provide the creation metho……

Java

2020-09-04

Are there any third-party jar files available for Java 6 math evaluation?

I want to be in Java 6 Calculate mathematical expressions in, for example, c=a*b+((b/d)-c)/100-(h/2) How to evaluate t……

Java

2020-09-04

Java – add swing components to the eclipse RCP plug-in

I encountered a problem embedding swing components in SWT (e.g. Eclipse Plug-in..) public void createPartControl(Compo……

Java

2020-09-04

Java – how to create an internal child without creating another class?

I need to generate such XML: <Root> <Children> <InnerChildren>SomethingM</InnerChildren&……

Java

2020-09-04

Haskell (GHC) runtime memory usage or what I did wrong

I wrote a small program in Haskell, a special HTTP server, which is not much more complex than the following code What……

Java

2020-09-04

Java – JBoss security: Web XML and JBoss web xml

web. XML and JBoss web What is the relationship between XML? it seems that: > Jboss-web. xml >Specify the securi……

Java

2020-09-04

Help Java generics: cannot use “object” as parameter “? Extends object“

I have the following code: import java.util.*; public class SellTransaction extends Transaction { private Map<……

Java

2020-09-04

Java – JPA and MySQL transaction isolation level

I have a local query that can be inserted into MySQL database in batches: String sql = "insert into t1 (a,b) select x,……

Java

2020-09-04

Java – regular expression – replaces characters (commas) between double quotes if patterns match

I have this log from the exchange server I use this regular expression to match and group patterns; Basically, the inf……

Java

2020-09-04

My code physicsremoveexample What’s wrong with Java (andengine)?

Try to take an example from here. Physicsremoveexample java. When the program starts, I receive this message: Sorry! T……

Java

2020-09-04

Java reads hexadecimal values into arrays of type int

I have a file that contains integers in hexadecimal I know you can say int i = 0x But when reading I get the wrong val……

Java

2020-09-04

Mapping objects from files in Java

I want to map my objects from a text file. The content of the text file is as follows: ~ attribute1value attribute2val……

Java

2020-09-04

Simple physical simulation in Java does not work properly

I want to achieve ball physics, as a novice, I adjust the code in the tutorial. I try to do my best, but I can't apply……

Java

2020-09-04

Java – how to handle exceptions if a try block is followed at the end

If I ended up using only the catch block, how would I handle exceptions Solution The exception will be passed up the c……

Java

2020-09-04

Use random numbers to list in Java

I received the following error import java.util.*; import java.io.*; public class ShufflingListAndarray { public st……

Java

2020-09-04

Java – how do I persist cookies?

I create a cookie in the JSP script, which is located at: www.myproject.com/login/index.jsp If I restart the browser a……

Java

2020-09-04

Java – is it a good idea to use checked exceptions in external APIs?

It is not uncommon to view checked predictions in the API, and one of the most famous examples is closed IOException. ……

Java

2020-09-04

Java – annotate enummap with hibernate annotations

Just a simple question: I want to use enummap in one of my entity classes Is there a special way to annotate these? Wh……

Java

2020-09-04

Implementing IM platform with Java

If you create an IM platform in Java, will this be a better way to communicate between the client and the server? Plea……

Java

2020-09-04

Java general problems

The following code compiles, but if I uncomment the comment line, it won't. I'm confused why HashMap does extend abstr……

Java

2020-09-03

Java – subclass inheritance using different packages?

Thanks for the great answer about inheritance Another question: Subclasses can always inherit protected members of the……

Java

2020-09-03

Java – get the IP address of the Android device when connecting to the 3G mobile network

When I connect to WiFi, I can get the IP address of Android phone However, when you connect to a mobile network such a……

Java

2020-09-03

Java – what is the best way to verify multiple instanceof with basic types (for example, switch case)?

I searched the answer here, and every post I found is actually the "fragment" I am looking for I want to find a better……

Java

2020-09-03

Java – spring hibernate JDBC batch size

I have several scenes. I think it's a little unclear from hibernate documentation Data class: class HibernateDao { ……

Java

2020-09-03

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Java – JBoss security: Web XML and JBoss web xml

Java – extends objects and inherits all variables

Java – native JDK code for copying files

Java – LDAP connection leak in this code

Java – Spring / LDAP — calling setter method in bean configuration

Java – what is a good habit of combining classes

java – TELEPHONY_ The service constant is not recognized in one class, but in another

Java – make Jface tableviewer use the composite around it to resize?

Java – should I create a protected constructor for my singleton class?

Are there any third-party jar files available for Java 6 math evaluation?

Java – add swing components to the eclipse RCP plug-in

Java – how to create an internal child without creating another class?

Haskell (GHC) runtime memory usage or what I did wrong

Java – JBoss security: Web XML and JBoss web xml

Help Java generics: cannot use “object” as parameter “? Extends object“

Java – JPA and MySQL transaction isolation level

Java – regular expression – replaces characters (commas) between double quotes if patterns match

My code physicsremoveexample What’s wrong with Java (andengine)?

Java reads hexadecimal values into arrays of type int

Mapping objects from files in Java

Simple physical simulation in Java does not work properly

Java – how to handle exceptions if a try block is followed at the end

Use random numbers to list in Java

Java – how do I persist cookies?

Java – is it a good idea to use checked exceptions in external APIs?

Java – annotate enummap with hibernate annotations

Implementing IM platform with Java

Java general problems

Java – subclass inheritance using different packages?

Java – get the IP address of the Android device when connecting to the 3G mobile network

Java – what is the best way to verify multiple instanceof with basic types (for example, switch case)?

Java – spring hibernate JDBC batch size

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