包含标签：Java 的文章
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Java code that uses only arrays to implement hash tables
I'll start this review by saying that I understand how hash tables work, but I'm not sure how to implement a hash tabl…… -
Java – opengl rendering to texture coordinates
I want to be able to render to textures (for shaders, fonts), but I have a problem with correctly positioning quads (t…… -
Java – Android (in scala): stackoverflowerror depends on when to start a thread?
I have this simple activity (imported in scala): class TestActivity extends Activity { private val TAG = "TestActivi…… -
Create keyboard hooks for Java programs located in the system tray
Basically, I have a java program running in the system tray. If the user presses Ctrl Shift 1, it will select the righ…… -
Java – I get a persistenceexception, and I can’t understand why
I am using eclipse link to run the web service and it works well But sometimes I get an exception that says "persisten…… -
Java – how to store the inverted document index on disk?
I know this question has been asked again and again in stack overflow and Google, but I find that all the answers can'…… -
How to execute CMD line when Java prompts for password
HY, I tried to dump the PostgreSQL database from my java application It is OK in CMD: pg_dump -U user database>outf…… -
Java – making mouse buttons can trigger class events
I'm trying to make a program with buttons. When a button is clicked, it will call a class to work I've only been using…… -
Java – distinct inner connection HQL
I have the following hibernate entities public class Container { ... @OneToMany private List<ACLEntry> ac…… -
How to solve javax. On heroku net. ssl. SSLHandshakeException？
I encountered sslhandshakeexception on heroku This application is not an SSL application But the application calls an …… -
Java me – RTSP live broadcast from IP Camera
Can I use RTSP to view the real-time stream of IP cameras? Example URL: RTSP: / / public IP: 554 / 1363e66e mp4 Mp4 H.…… -
Stateful iterator Java
What is a stateful iterator? This problem is related to the iterator defined in Hadoop to execute the connection As de…… -
Class path problem of Java – jar file
I have a Commons httpclient Jar classpath problem The application uses a newer version of Commons httpclient Jar, whic…… -
Java – onfling and multitouch – multiple motionevent pointers
I want to use motionevent in onfling() of simplegestuuredetector Getpointercount () to implement some logic, but no mo…… -
How to extract simple geometric form from contour in opencv
I have a mat contour, and I approximate each contour with approxpolydp Is there any way to use the contour? How do I a…… -
Java – Google Calendar API OAuth
I'm trying to create a Java application connected to Google Calendar (independent of web-based application), but the p…… -
Give Java Setrequestproperty method of lang.illegalstateexception: method cannot be set after connection is established
HttpURLConnection con = null; HttpURLConnection con = null; Response response = new Response(); String…… -
How to download files using spring MVC in Java?
There are many upload examples, but I can't find any downloads I'm using spring 3.0. I need to generate some text buff…… -
Java – how to compile using JRE jar？
I have a friend without Java I want to package my executable with Java platform se binary in EXE file Jar file so that…… -
Java – how to add themes to SWT WPF programs?
I want to use WPF on the Windows version of my java application I find it easy to do this with SWT. It also supports W…… -
Java – use the distinct keyword for each column in JPA
I'm reading some values from a very standardized database (I can't control it) This call retrieves the announcements o…… -
Java – return immutable list
I'm creating a course called question This class has answers, so I want to be able to return a list of answers attache…… -
java. Lang. outofmemoryerror: Java heap space when using this short program to delete the title bar
I found this code on stackoverflow to display the full screen color in Matlab: The problem is that once I run the prog…… -
ODBC – SAP BusinessObjects crystal reports – where does the data source come from?
I was confused by (I believe in) a seemingly simple theoretical question about SAP BusinessObjects / Crystal Reports s…… -
Java – how to read interrupts in download text?
I'm using last. Com listed in the "downloads" section of the API FM Java library When I call "getwikitext()" and set i…… -
How do I globally register type adapters on gson?
I use gson in several places in my code. It seems that I need to register the type adapter I use every time, as shown …… -
Multiply 3D array in Java
The problem is: suppose you have a 3D array, Z (so int [] [] z = New Int [n] [n] [n]) All you have to do is print a ne…… -
Java – what is the best way to send an image from an Android device to a server for processing and sending the results back?
What kind of server-side image processing is convenient to implement? In addition, if I install matlab on the server, …… -
What is the appropriate way to create objects with one to many relationships using objectify and requestfactory?
What is the appropriate way to create objects with one to many relationships using objectify and requestfactory? I've …… -
Java – HQL “in” statement is not applicable to @ elementcollection
I have a class collection property with @ elementcollection and @ enumerated (enumtype. Ordinal) I may have done somet…… -
Java – using developer HSQLDB in spring rest integration testing
I want to do an integration test of spring MVC rest service The purpose of this test is mainly to test the rest part, …… -
Java – check page status programmatically
I have been writing selenium tests for web applications, and in the case of internal server errors, there seem to be m……