包含标签：Java 的文章
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Java: how do I close another JFrame when I open it?
My program starts with a picture with a text field in JFrame I want to close the picture JFrame and open another JFram…… -
Java – how to set Maven for two separate projects that depend on the same jar
If you answer this question elsewhere, please blame me and point out the right direction I am new to Maven and try to …… -
Java – cache in C accessed through JNI
Does building an LRU type cache in C / C + + and letting Java access it through JNI help improve performance? Solution…… -
Java – business rules – where are they in OOP?
I have a lesson: timetable public class Schedule { private int locationNum; private int cost; private String costReas…… -
Java – finite state machine program
My task is to create a small program that can read the definition of FSM from the input, read some strings from the in…… -
Java – in general, when any one works, which is better, a HashMap or a hash table?
I occasionally use hash tables in several languages, but I encounter Java maps while browsing some code I checked the …… -
Nsurlconnection – variable nshtturlresponse or nsurlresponse
I need to modify the response header in the nsurlresponse Is that possible? Solution I just talked about it with my fr…… -
Java – which framework should I choose for a particular web application?
What are the factors that determine the choice of framework, the technology of web application Any architect should pr…… -
Java – why cast to closed first?
While reading some java source code, I came across this line: ((Closeable) some_obj).close(); some_ Obj is obviously a…… -
Java – how to hide public methods?
There is a method in my static state machine that is used only once when my application starts for the first time This…… -
Can I rename implemented methods in Java?
I have a class that implements the interface, and one of its methods is called onclick Is there a way to implement onc…… -
Errors that require assistance in compiling basic Java programs
I'm new to Java I'm having trouble compiling basic Java programs, and I'm trying to understand why (note that the TEXT…… -
Is there a C equivalent to Java concurrenthashmap#
I need a dictionary / HashMap in c# that allows you to do the following >The placement value does not iterate simul…… -
Java – how do you handle the generated code?
What is a good strategy for handling generated code? One of our projects uses Apache CXF's wsdl2 Java tool to generate…… -
Use the “Java” command to run CentOS Jar file
I'm trying to run on my CentOS box Jar file, but it says "Java: command not found" What is the best or simplest way to…… -
Declare parameter subtypes in Java interfaces and use subtypes in Java implementation methods
I want to declare a method in the interface, where the parameters of the method defined in the implementation class ca…… -
Java – opencv “Hello world” example for Android
How do I use opencv on Android? If possible, please provide a simple "Hello world" opencv code example for Android Sol…… -
Java – Android layout files do not allow characters such as &, <, >
When I try to use &, <, > as main XML and strings XML, which returns an error I want to mean "&" and "&l…… -
Java – dependency injection: should dependency objects be passed as constructor args?
Video here It explains what it should be How to explain dependency injection to a 5-year-old? So I'm confused now Solu…… -
To build a Java based stock trading application, you need to point to the technology to be used
I am using Java (with jQuery front end) to build an application that needs to communicate with third-party application…… -
Java – JFrame with multiple layers
I have a window with two layers: a static background and a foreground containing moving objects My idea is to draw the…… -
Java – do you want to keep interconnected strings when serializing?
If I have a large object graph with many duplicate strings, is it good to actually () the strings before serializing t…… -
Java – how to customize exception handling behavior in JUnit 3?
I want to use JUnit 3 to implement exception checking (as in JUnit 4) For example, I would like to be able to write th…… -
Java libraries with more data structures
Anyone can point to some excellent Java libraries (jars), which have more data structures than part of the standard Ja…… -
Java – apt and AOP use Maven in the same project
I have to use annotation processing (APT) and AspectJ in the same Maven project Both are suitable for me, but I need t…… -
Java – a simple way to remove headers from XML files
I need to remove non - XML tags from a file generated by another program The document reads as follows: Executing Comm…… -
Java – warning: [rawtypes] found original type: defaultlistmodel
I got this warning from the compiler, which makes no sense (at least to me) It basically requires me to assign type to…… -
How to convert list to HashMap
How can I convert this: Map<String,Integer> itemsBought So I can add it to the ArrayList as follows: public void…… -
java – println(String s)vs println(Object o)
In my opinion, printstream Print (object x) and printstream Println (object x) and printstream Print (string x) and pr…… -
Java policy error applet alert
[aspectj:compile {execution: default}] [aspectj:compile {execution: default}] Current policy properties: mmc.s…… -
Java – bouncycastle installs the provider programmatically
Can the bouncycastle provider be installed programmatically without modifying the security policy file? Solution of co…… -
From Java runtime Exec read stream
I have the following code snippets: Process proc = runtime.exec(command); errorGobbler = new ErrorStreamGobbler(proc.g……