Recent questions tagged java

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java - Create a clickable image in a GridView in Android

I have images displayed in a GridView as in this tutorial. I want to be able to click on a single image and ... do I create the proper handler? 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 - Hibernate many to many - fetch method eager vs lazy

New to Hibernate. I have User Group many to many relation. Three tables : User , Group and UserGroup mapping table. ... I use and why ? 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 - Interoperability between Graphics2D and GraphicsContext

I am working with a group that is looking to target a graphics renderer in Java. I am trying to figure ... can answer the question outright. 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 equivalent of @DataJpaTest if I just want to test JdbcTemplate code?

Spring Boot 1.4 offers some fantastic testing improvements. One is the @DataJpaTest annotation where it wires ... mimics the @DataJpaTest one. 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 - A forward does not change the URL in browser address bar

I am just starting with Servlets/JSP/JSTL and I have something like this: <html> <body> <%@taglib prefix="c" ... in my address bar Projekt/Hai. 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 - Source and Javadoc jar generation

I think my question is easy. However it is surprising that I couldn't find any easy solution. I'm developing ... source and doc jars in Netbeans 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 - Replacing deprecated QuerydslJpaRepository with QuerydslJpaPredicateExecutor fails

I needed some custom QueryDSL enabled query methods and followed this SO answer. That worked great, but after upgrading to ... , ex); } } } 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 - Massive insert with JPA + Hibernate

I need to do a massive insert using EJB 3, Hibernate, Spring Data and Oracle. Originally, I am using Spring ... not used? Thanks, Rafael Afonso. 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 create an XPath function in Groovy

I'm trying to create a function in Groovy that does the following: Accepts 2 parameters at runtime (a string of ... result (as a string)? 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 - Find maximum product of 3 numbers in an array

Given an array of integers, which can contain both +ve and -ve numbers. I've to maximize the product of any 3 ... O(nlogn) at the least). 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 best way to create temporary files on Android?

Well, this is not exactly a question, as I'm not really "stuck" on my code, but I've found some strange ... 't work, whereas imho it should ? 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 - set timeout for socket receive

I want to send data to server, then wait for an answer for one minute and then close the socket. How to do ... /wait 1 minute} socket.close(); See Question&Answers more detail:os...

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

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259 views

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java - H2 db not accessible at localhost:8080/h2-console when using webflux

H2 db is not accessible at localhost:8080/h2-console when using webflux. I read somewhere that this is ... console in such an application? 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 - Ordering aspects with Spring AOP && MVC

I am trying to use Spring AOP with Spring MVC Controller. I have 3 aspects, and want the to be in specific ... I still couldn't control it. 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 - Merge properties files with Maven assembly

I have a problem with maven assembly plugin. I have a maven project which use several jars. Each jar contains ... to do that ? 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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229 views

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java - Is WindowBuilder Pro already installed in Eclipse?

At this page: https://developers.google.com/java-dev-tools/download-wbpro, there is no option to install ... alternative to WindowBuilder Pro? 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 - Regex for validating alphabetics and numbers in the localized string

I have an input field which is localized. I need to add a validation using a regex that it must take ... or other libraries available for 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 - Include file from dynamic property value

I have a project in Java thgat needs to use; <%@include file="content.jsp" %> to include a file into the ... So; <%@include file=myVariable %> 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 can I use the MS JDBC driver with MS SQL Server 2008 Express?

My configuration: windows XP SP3 JDBC 2005 MS SQL Server 2008 Express, exposed via tcp/ip on port 1433 sqljdbc ... Same results. Any help? 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 - Make a swing thread that show a "Please Wait" JDialog

The problem is this: I've a swing application running, at a certain point a dialog requires to insert username and ... thread How can I do? See Question&Answers more detail:os...

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

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240 views

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java me - How to get phone number in J2ME?

How to get the phone number (not contact numbers,etc) in J2ME application ? The phone number that belongs to sim card in the phone. 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 - Injecting values for static constants in Spring

In one of my classes there is a public static String member and I need set this value in the ... value for this static property? 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 check if a string matches a specific format?

I want to check if a string matches the following format: "00-00" There should be no whitespace in the String, ... the best way to do 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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519 views

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java - How to add DOCTYPE and xml processing instructions when marshalling with JAXB?

I am marshalling (serializing) JAXB beans to output stream. How can I add DOCTYPE declaration and xml processing ... right way to do 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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213 views

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java - Maven plugin to restrict specific packages from being used

I work in a team of around 40 developers, and I do not want any developer to use some specific API(java.sun ... graceful way to do this?? 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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167 views

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java - JAXB Annotations

I need a little help with JAXB Annotations and I couldn't find good doc's helping me figure this out. I have ... ideas how to fix this? 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 - Convert nested list to 2d array

I'm trying to convert a nested list into a 2d array. List<List<String>> list = new ArrayList<>(); list.add ... runtime, and it may be jagged. See Question&Answers more detail:os...

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

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117 views

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java - Comparator based on a configurable order

Is there a way to write custom comparator, following this example: There are at most 10 items coming in at ... anyone have experience with 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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