包含标签：Java 的文章
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Adding Java objects to the database
For college assignments, I was assigned a prize object, which contains text, pictures or video content I want to save …… -
Java – parses XML that contains XML in an element, which you can do
I have a "complex item" in XML, and then a "WorkItem" (in XML) containing a lot of other information. I want this to c…… -
Java conversion / classloader problem
The following is a simplified version of the problem: SomeClass c = (SomeClass) obj.getSomeClassParent() Not always, e…… -
Java – expect this loop to be infinite, but it’s not
This is my java code: public class Prog1 { public static void main(String[] args) { int x = 5; whi…… -
What are the problems with using objects in Java to call static methods?
If I have the following: class A { public A() { } public static void foo() { System.out.println("foo() called"); }…… -
Java multithreading – passing data structures to threads
The application I'm writing generates a characterlist character at some stage At this stage, I am trying to create a t…… -
Read / write int on X86 machine without lock
Suppose in a C program, I have a p thread running on a 32-bit machine and int Max – a shared 32-bit integer Each threa…… -
A Java method class with enum
I have an enumeration that looks like public enum MyEnum { myValue { @Override public String myMethod(Stri…… -
Java – how to fix errors when inserting datetime into DB
I want to do this: pr.setStartdate("2006-09-10T00:00:00"); I received this error: java.sql.sqlDataException: The Synta…… -
Java – how do I use relative paths instead of absolute paths?
So I have a strange question about Java I'm reading and writing files, so the path is very important to me I want all …… -
How to convert a string date with a full month name into a date object in Java?
How to convert a date with a full month name into a date object in Java? This is the sample I need to convert. Date: D…… -
Java – complexity of code
What is the complexity of a program with only one loop? Is it log n? Solution Well, it really depends on what happens …… -
java. util. prefs. Preferences. Put() is valid, but preferences Nodeexists() always returns false
I have some simple code for learning OAuth authentication using the landmark library I'm trying to use Java util. pref…… -
Language independent – use hash mapping to optimize the binary tree and insert o (1) to write to the subtree
First of all, I assume that I have missed some important things when considering this problem, but I still want to rel…… -
Java – JList with custom renderer
I have a JList that displays multiple jpanels, and I created a custom renderer that returns the new JPanel thank you S…… -
Java: why does set mention all the methods in the collection
http://download.oracle.com/javase/tutorial/collections/interfaces/set.html Why does the set interface list all the met…… -
Java – calculate line of code – quality metircs
I'm providing lines of code for my java project, which also contains many XML files Now my problem is to calculate the…… -
Java threads: determine which threads are still running
For debugging purposes, I want to find out which threads of my program are still running It appears that one or more t…… -
Java – convert InputStream to FileInputStream
I have read this article how to convert InputStream to FileInputStream However, if you are using a resource in a jar f…… -
Multithreading – use non thread safe components with multithreaded components (Design)
Design issues: Using non thread safe components in multithreaded components (collection, API,...) Example: Component1:…… -
How to append to the end of a file in Java?
... ... Scanner scan = new Scanner(system.in); System.out.println("Input : "); String t = scan.next(); FileWriter kir…… -
. Net and Java EE middleware?
Someone can compare Net and Java EE middleware (advantages / disadvantages) If not, at least provide a useful link for…… -
When should I use Java in ColdFusion applications?
Of course, the respondents to the question know that ColdFusion is a Java EE application that can access all the under…… -
Create a java program to search for specific word files
I'm just learning that language and want to know what experience Java programmers will have in the following situation…… -
Java – configure spring data sources for hibernate and @ transactional
At this time, I am using the drivermanagerdatasource with @ transactional annotation to manage transactions But all tr…… -
Java – why doesn’t the runnable jar exported from eclipse work?
I have a project that works well from eclipse Edit (it was not previously run with - jar): INFO: Loading XML bean deFi…… -
BlackBerry JDE ArrayList?
BlackBerry JDE does not contain Java util. ArrayList, even if it knows Java util？ What's going on? Does BB have the s…… -
Java – socket and datainputstream
I'm trying to understand this code DataInputStream stream = new DataInputStream( new ByteArrayI…… -
Java – InputStream that does not receive EOF
I tried to send an image from my Android device to my computer through a socket The problem is that the input stream o…… -
Java – the difference between “instanceof list” and “O instanceof list “
I don't think there is any difference between the following: Object o = new LinkedList<Long>(); System.out.…… -
Java – what does the “this” context mean?
I checked many Android tutorials through the Internet In these tutorials, they use this context everywhere I know what…… -
Java – convert string to list
Is this the correct way to convert a string to a list? List styles = (List)request.getParameter("styles"); Model ……