包含标签：Java 的文章
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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 – receiving error of profit calculator?
As a novice to Java, my task is to make a profit calculator for a paper boy, but I received this error: Enter the numb…… -
Java – Import wildcards do you always import everything?
I'm working on a small program and using arrays, so I did: import java.util.Arrays; Later, I began to expand what I ha…… -
Java – understanding regex if then statements
So I'm not sure I understand how this works This is what I think is the format of the if / then / else option built in…… -
Java – GWT, RPC security, HTTP headers, authentication and request builder
I assume that GWT RPC actually uses requestbuilder Is there any way to extract the requestbuilder instance used by my …… -
Java – how to fade into JPanel and children?
I know I can fade in the panel by adding an alpha value to the background color and background color Timer However, ho…… -
java – Wait. Until() and webdriver pagefactory elements
I'm using the @ findby annotation to find elements on my page like this: @FindBy(xpath = "//textarea") public Inpu…… -
Java hibernate selects multiple rows from the table and assigns the results to the list
I want to select multiple rows / records from the table and put the results into variables Then I want to print each l…… -
Java – error: invalid content found starting from element ‘x’ Expected ‘{x}’
I'm trying to validate simple XML with simple XSD, but I always get this error: cvc-complex-type.2.4.a: Invalid conten…… -
Java – removes duplicate beans from the list
I loop through a set of beans and check something and add it to the list I just want to add a specific item List<Pa…… -
Java – why system out. Println must be inside the method?
class Employee { class Employee { int DOB; int eid; String name; double salary; System.out…… -
Java character set / character encoding
I have a Spanish file, so it is full of the following characters: á é í ó ú ñ Ñ Á É Í Ó Ú I have to read the document,…… -
Improve performance when working with images in Java
I'm writing a program that includes an image folder (usually about 2000 JPEG images) to resize them and add them to th…… -
Java – find the largest prime number in 600851475143?
I tried from http://projecteuler.net Problem solving 3 But when I run the program, it doesn't print out public class p…… -
Java – get bufferedimage from and OutputStream
I have a function, int readfull (filehandle, OutputStream out), which reads the entire file from the ssh server and st…… -
Java – SmartGWT: can I color a row in the list grid?
All can color a row in SmartGWT listGrid? Solution In SmartGWT, methods ending in style (such as GetStyle, getbasestyl…… -
Java – internal classes that use the main method cannot be compiled
abstract class Manager { abstract class Manager { static void test() { System.out.println(12); } …… -
Java – solve problems larger than memory limit
I've been thinking about the following scenario recently: suppose you have a huge database and you want to perform som…… -
How to parse time in Java?
I want to know whether Java has a built-in method for parsing time / date, as shown below: 5m1w5d3h10m15s This is 5 mo…… -
January 31 of java calendar
I have the following code: – Calendar calc = Calendar.getInstance(); SimpleDateFormat sdf = new SimpleDateForm…… -
Java – JTable does not display column headers
This is my first time using GUI, so I'm not sure what caused the problem My uni mission The project aims to develop a …… -
Java – check string contents
I need to perform the following checks: If mystring contains() Any other character Letters A-Z, A-Z, "_, "–", numbers …… -
Why does my java code execute bash commands incorrectly?
I tried to make my java program interact with Linux bash, but something went wrong I have a simple executable prog tha…… -
Java – which JRadioButton to select
I have several jradiobuttons in the button group private ButtonGroup radioGroup= new ButtonGroup(); private JRadioB…… -
What is the guarantee of generic drugs in Java?
Although I know, generics are used to make our code more general and flexible But what is the guarantee of cast iron i……