包含标签：Java 的文章
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Java – remove eclipse symbols
I had these strange symbols one day. I wasn't sure how I got it or how to delete it I really don't know why these are …… -
Java – XPath multi tag selection
For a given XML, how do I use XPath to select C, D, G, H (this will be a child tag in B that is not j)? XML <a> …… -
Java – the data type I should use to map to Boolean values
I want to map the DB column to a Boolean value in hibernate Which data type should I use to map it? tiny int? I'll use…… -
Java – generate client stub from WSDL
I'm starting a new project with a commercial supplier I need to write an integration module in our application to use …… -
Java ternary operator obfuscation
This is my code public class BinarySearch { public static int binsearch(int key,int[] a) { int lo = 0;…… -
Cloning objects in Java
I'm trying to clone dto I have photographed a dto object, as shown in the figure: public class Employee implements Clo…… -
Relationship between Java certificate and keystore
I just used keytool: keytool -genkey -keyalg RSA -alias selfsigned -keystore mykeys.jks -storepass password -validity …… -
‘Java. On null object reference lang.String android. os. Bundle. getString(java.lang.String)’
Hi, I'm making an application that can download videos from the link webviewactivity. java package kr.co.lenonstudio.k…… -
Java – use timer to animate JPanel (slide)
I'm trying to make JPanel slides from the side using this class I made: public class AnimationClass { private int…… -
What is the “less than or equal to” operator in Java?
I am familiar with ActionScript programming. I often use "< =" (less than or equal to) or "> =" (greater than or…… -
Java 8 – restrict the flow of the first object and convert it to a specific object?
I used earlier: List<Person> person = UserDB.getUserDetails(); Person p = person.get(0); // index of first posit…… -
Java – how to use regular expressions to check whether HTML documents contain non empty script tags
I try to check whether an HTML document contains script tags that are not empty using regular expressions Regular expr…… -
The best way to translate this java code into kotlin
URL url = new URL(urlSpec); URL url = new URL(urlSpec); HttpURLConnection connection = (HttpURLConnection)url.openConn…… -
Duplicate code blocks in sonar for import statements in Java
On sonar 4.5 6 (default setting), I see the message duplicated blocks as The Java code of the message I received is as…… -
Java – converts two Boolean values to int
This can be very easy If I have two Boolean values a and B, how can I get the equivalent "binary" number? false and fa…… -
Java – refactoring a simple populated long method
I'm refactoring a method with more than 500 lines (don't ask me why) @ h_ 403_ 7@ public List<Hashmap> getProduc…… -
Java – why does my jdialogs leak?
I have a JFrame from which I open a jdialog and another jdialog – menas from the dialog. I have three windows visible …… -
Java – Tomcat server timeout in eclipse
I encountered a Tomcat server problem in eclipse I received the following timeout error: Server Tomcat v7.0 Server at …… -
Combining functions and predicates in Java 8
In the isbigorder method, if the total price of the products in the order is greater than 1000, it must return true Ho…… -
What is = =?
>Search this website, no references found int[] test = {0,1,2,3}; System.out.println("test1[3] ++== 0 is " + (test[…… -
Java: how to access jobs in try catch – loop?
This problem got me into a huge try catch loop I want smaller So how do I access assignments in a loop? $javac TestIni…… -
An attempt to use resources in a multithreaded server in Java
I'm reading a book "java networking 4th Edition" and Chapter 9 on server sockets, while explaining the multi-threaded …… -
Java – other languages in PHP and Hadoop / MapReduce implementations and other languages in the cloud
I began to learn some Hadoop / MapReduce, mainly from PHP background, and only need some Java and python However, it s…… -
Lambda – converts the string list to a sorted map string length as the key
I have a list < string > and I have to convert it into a map. By grouping strings of the same length into a list…… -
Java – how do I know what exceptions can be thrown from a method?
How do I know what exceptions a method call might throw? Solution Look at the throws clause of the method signature to…… -
Java – call again: < >
What's this called? List<String> ids = new ArrayList<String>(sectionIDs); (< > section) I know this …… -
Java – Custom swing components: questions about methods
I'm trying to build a new Java swing component. I realize that I may be able to find something that can meet my needs …… -
How to add a thread and other threads in Java?
I have a main thread to start 10 other threads I want to finish the main thread only after all other threads stop So I…… -
Why should I use null (string []) in Java?
In some fragments, I noticed that the array is initialized by converting null values into string arrays, such as: Stri…… -
How to round 0.0 to 0.00 in Java?
I use the following functions float val=0.0; DecimalFormat toTheFormat = new DecimalFormat("#.##"); float value=Float.…… -
Java – find coordinates in circles
I'm using Google maps under Grails for mashup. Users can create geonces by selecting points and radii on the map This …… -
Java – do not modify the list, but still get concurrentmodificationexception
This is not a typical concurrent modificationexception problem until you look at another concurrent modificationexcept……