Recent questions tagged Java

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java - Spring-Boot : How can I add tomcat connectors to bind to controller

In the Spring-Boot documentation, there is a section that describe how to enable multiple connectors for tomcat (http ... on a different ports. 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 - Spring Security keeps redirecting me to login page

What ever link I type in the address bar it keeps redirecting me to the login page. How can I prevent that? For example if ... , "/img/**"); } } 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 UTC date into milliseconds

I am not interested in what the current UTC time is in milliseconds, nor do I need to mess with ... convert this into UTC milliseconds? 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 - Load DBpedia locally using Jena TDB?

I need to perform a query against DBpedia: SELECT DISTINCT ?poi ?lat ?long ?photos ?template ? ... with TDBFactory.createModel(tdbdirectory)? 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 - Android JSONObject : add Array to the put method

// JSON object to hold the information, which is sent to the server JSONObject jsonObjSend = new JSONObject(); ... 3287498357", "23472857" ] } 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 - Android BLE multiple connections

I am trying to create an application that connects and receives notifications from multiple bluetooth low energy ... the appropriate devices. 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 - Netbeans Maven Failed to execute goal on project

I am working on a java project currently, my problem is a bit weird as yesterday my code was working fine ... Help needed. 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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java - How to create bouncable scrollview in android?

How to create a bounce ScrollView in Android like iPhone? 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 - Java7 sqljdbc4 - SQL error 08S01 on getConnection()

I'm trying to write a really simple GUI app for inserting some records into a database, and reading back some ... what's going on either). 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 get screenshot from RemoteWebDriver server instead of local FirefoxDriver?

I am running Selenium WebDriver test on a remote PC from my laptop(java client), by using RemoteWebDriver. But ... how 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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java - How to read and write UTF-8 to disk on the Android?

I cannot read and write extended characters (French accented characters, for example) to a text file using ... link to relevant documentation? 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 - Too many open file handles

I'm working on a huge legacy Java application, with a lot of handwritten stuff, which nowadays you'd let a ... open file handles under Windows? 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 - Save webview content for offline browsing?

I would like to implement an apps that allow users save the webpage including images. Then the users can view the ... idea or source code link? 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 - using javascript variable inside jstl

I want to iterate a HashMap in javascript using jstl. is it possible to do like this? function checkSelection(group ... ${groupMap.key==group}"> 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 - spring-boot-devtools causing ClassCastException while getting from cache.

I am facing issue while getting value from cache. java.lang.RuntimeException: java.lang.ClassCastException: com. ... issues. Full stack trace 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 - JavaFX TreeView of multiple object types? (and more)

I currently have the following object data structure: Item String name ArrayList of information Character String name ... text? 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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299 views

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java - How to propagate JAAS Subject when calling a remote EJB (RMI over IIOP) from a pure client

I am testing the propagation of JAAS Subject with a custom Principal from a standalone EJB client running on a raw ... Do you know which 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 - Hibernate Unidirectional Parent/Child relationship - delete() performs update on child table instead of delete

If I delete a record from the Parent table I want the corresponding records in the child table to be deleted. How ... information", e); } } See Question&Answers more detail:os...

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

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488 views

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java - How to handle browser level notification using Selenium Webdriver

I am Automating some test cases using Selenium Webdriver and core Java,in chrome browser for one test case ... snapshot for more details 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 - DataSourceUtils.getConnection vs DataSource.getConnection

I have datasource bean initialized in the spring context. I wonder what way should be used? Why I just can not write dataSource.getConnection()? 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 - Properly handling long data in Hibernate

I am getting a data too large problem in hibernate. that is- Caused by: java.sql.BatchUpdateException: Data ... more then thousand of fields. 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 - Equals and Comparable with Sets

I posted some code here which correctly solved a problem the poster had. OP wanted to remove duplicates and ... forward will continue to work? 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 - Primefaces Picklist Converter

I am using Primefaces 4.0 and JSF 2.2. I used a picklist with a converter. The problem is that I don't get ... > </p:column> </p:pickList> See Question&Answers more detail:os...

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

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249 views

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java - JBoss and different versions of Hibernate

We are using JBoss 4.2.3 which in turn comes with version 3.2.1.ga of Hibernate. I would like to use ... ask if it is even possible? :) 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 - do-while with Java8-Optional

I'm frequently using the do-while-checkNextForNull-getNext looping pattern (don't know if there is an official ... the first object itself. 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 - Largest 5 in array of 10 numbers without sorting

Here's my code to find the max number in an array of numbers, but i can't seem to understand how to get ... Can anyone help me with the program? 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 - JavaFX - Resize Canvas when screen is resized

I'm working on the GUI of my level editor that I built in JavaFX, and I want to be able to resize the ... canvas){ this.canvas = canvas; } 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 - JSP, can it work similar to yield, layout, content_for in Ruby/Rails/Erb

I am trying to figure out how to most effectively reuse JSP code. I love the way Rails/erb works in that ... as yield. Any suggestions? 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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