Recent questions tagged JAVA

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java - Embed hibernate hbm.xml mappings in jar

Is it possible to embed the hibernate mapping hbm.xml's to the jar and avoid manual reference in applicationContext ... Answers.hbm.xml </value> See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Creating a parser for a simple pseudocode language?

I wanted to make a simple parser, for a "pseudo code" like language(kept rigid), in Java. A sample pseudo ... in advance, for any suggestion. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - $filter inside $project MongoDB Using Spring Data

I have a subdocument that is an array of a parent document. "devices" In that array I've got a property ... this to SPRING DATA Thank you. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - What is the advantage of IntStream over usual Stream?

How is IntStream, DoubleStream, or LongStream better than regular stream in Java 8? Do these threads have high performance or maybe usability? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How do I fire MouseMotionListener events in real-time?

I am trying to create a graphics drawing program that allows the user to draw red pixels on the screen by dragging their ... .draw(pixel); } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Struts 2 (version 2.3.28) only accepts registered locales

In Struts 2 version 2.3.28, the i18n interceptor only accepts the locales which are registered to jvm, the list ... fa_IR" /> ) works fine. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - The Webserver I talk to updated its SSL cert and now my app can't talk to it

The webserver updated its SSL cert to a new verisign signed cert and my java app can no longer connect. I am ... this to work last time around. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Any nice way to make a chain of immutable objects loop around?

This question is an extension of this question. I have a class similar to the following. class ... reflection or losing immutability? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to change the caret color in JavaFX 2.0?

We want to migrate a project from Swing to JavaFX as the new UI technology. As a part of our corporate design, ... 2.0 too. Kind regards, David See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Extending Hadoop's TableInputFormat to scan with a prefix used for distribution of timestamp keys

I have an hbase table who's key is a timestamp with a one byte random prefix to distribute the keys so scans ... "event", Reducer.class, job); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Can't deploy my project on Glassfish

I have a problem with my Java EE application. I can clean and build my project but when i want ... java.security.AccessController.doPrivileged(Native Method) at javax.security.au...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - return a value when an JButton actionperformed event is called

I have some problem with JButton action events, I have declared a global variable (boolean tc1) and a JButton t1. ... process.. } } Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Watchservice in windows 7 does not work

This code works fine in Linux but not in Windows 7: to get file contents update I have to click on the ... file Watch Service does not update See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - AccessControlException when using Spring Security with OpenID

I try to implement Spring Security with OpenID in Google App Engine but I am getting a 'java.security. ... Any ideas? Thanks, Ralph See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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380 views

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java - Open a file from archive without temporary extraction

Right now I'm working on an archive browsing application that lets users navigate through archive contents, extract ... ? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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339 views

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java - processing - Having Object Oriented programming issues

So basically, my aim it to create a program like the MS Paint software, where I can draw shapes with mouse ... and make them all work together. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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388 views

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java - Generate random number without duplicate in certain range

I'm currently creating an app and it will generate random numbers. So each time it will generate three numbers num1, ... (R.drawable.two); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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469 views

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java - Guava CacheBuilder removal listener

Please show me where I'm missing something. I have a cache build by CacheBuilder inside a DataPool. ... the CacheBuilder functionality. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - getResourceAsStream returning null despite called file being in same dir as class getResourceAsStream is called in

I imported an Android sample coded by Amazon involving AWS's DynamoDB which I got from here and was presumably written ... How can I fix this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Selecting multiple items from combobox

Pls i want to know how to change the selectionmodel of javafxml combobox so that it can allow multiple seletion ... will be appreciated thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

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java - Is String concatenation on assignment efficient?

I know that using the "+" concatenation operator for building strings is very inefficient, and that is why it ... the assignment fine, or not? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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346 views

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java - Previously selected JTable cell triggers editor on key press, even when explicitly deselected

Following trashgod's excellent example here, I put together a little demo which accomplishes a simple task in a probably ... = value; } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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344 views

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java - Playing a video in android

Im implementing a video playback in android im completely new to android, and this is the bit of code i have gathered so far. ... ); } }); } } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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385 views

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java - Android build fails over com.android.dex.DexException: Multiple dex files define Landroid/support

In Android project were team primarily still uses Eclipse were added some 3rd parties libs, then Android Studio ... gradle / Android Studio? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - How to show tooltip only on those table cells which text is ellipsized (...)?

To create tooltip I use the following code based on this answer. Callback<TableColumn,TableCell> existingCellFactory = column ... ." at the end? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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306 views

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java - Incomplete messages (C# TCP/IP Client)

First of all, I'm absolutely not a network programmer. What I try to do, is a very simple TCP/IP ... resolve this. Thank you very much! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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323 views

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java - FIXED: "No mapping found" Trying to set up a RESTfull interface using Spring-MVC

This issue is solved. Someone created a file called mvc-dispatcher.xml and it had an incorrect configuration. That ... You sent something"); } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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java - Trying to GET one topic http://localhost:8080/topics?id=1 in POSTMAN. Got the following error

Connection read-only mode is not enforceable after the connection has been established. To enforce a read ... ERRORCODE=4474, SQLSTATE=01000 See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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