Recent questions tagged java

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java - Not receiving data from BLE device

I'm here again. So, long story short: in my app I'm trying to receive datas from my BLE device (tickr heart ... onGetCharacteristic() - Device=DA:E1:DD:95:BB:D4 UUID=a026e00a-0a7d...

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

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java - How can I automatically deploy a war from Nexus to Tomcat?

How can I automatically deploy a war from Nexus to Tomcat? I have a maven web project which gets built ... alternative solution. Please guide. 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 - Multiple key press on JavaFX scene

How are multiple key events detected in a single scene? I need my program to detect when the space bar and the right ... in FX that I can use? 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 - Modify field annotation value dynamically

Is is possible to change field annotation values at runtime? I can access the values, but can't ... .name="annotatedField"}.declaredAnnotations 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 Beans in JSF 2.0

I have a Session scoped bean import javax.faces.bean.SessionScoped; import javax.inject.Named; @Named @SessionScoped ... Sorry for my English! See Question&Answers more detail:os...

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

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291 views

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java - Android - how to add @hide annotation in my project

I'm developing SDK, and I would like to use @hide annotation for methods/classes which I don't want to be ... my internal SDK's classes/methods. 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 data mongodb group by

I am using spring data Mongodb in my project and refer the below classes for my query on grouping the results: ... .group()? Can you 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 - Custom Lock Screen Implementation Techniques

So, I have been exploring many similar questions across website (this, this and this and many more). People wanting ... easy?). Thanks so 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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java - MongoDb via jndi

Do you know if it is possible to setup mongodb instance in spring like any other db via datasource from jndi? Thx 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 - Why does Spring boot not support jsp while it can render the page if we add proper jar reference

It is written everywhere that Spring boot does not support jsp view. In its official document there are three ... the first item in document? 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 - Variables having same name but different type

I have read here that in Java it is possible for two variables having same name but different type to co ... with the original classes." 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 - Call protected method from a subclass of another instance of different packages

I want to invoke a protected method of another instance from within a subclass of the class ... nanolay.NanoContainer nanogui.SomeOtherNode See Question&Answers more detail:os...

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

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133 views

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java - Access maven project version in Spring config files

I would like to display the currently running version of my web application in the page. The project is based on Maven, ... > How can I 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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107 views

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java - Filename with date in Log4j

I'm trying to append the current date to the log4j log file. So it would be something like this: myApp-2011-01 ... 5. Is this possible in log4j? 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 - Change Spring framework log level in simple example project?

When following this Spring example I was expecting to see output like this: Creating tables Inserting customer record ... .java files somehow? 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 - Tess4j unsatisfied link error on mac OS X

Hey i am trying to use tess4j for tesseract and having this issue for eclipse on mac osx . My tesseract is ... macport . Thanks for your 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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267 views

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java - How to support multiple KeyBy in Flink

In code sample below, I am trying to get a stream of employee records { Country, Employer, Name, Salary, ... "Employee-employer log processor"); See Question&Answers more detail:os...

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

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146 views

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java - Finding duplicate values between two arrays

Let's say I have the following two arrays: int[] a = [1,2,3,4,5]; int[] b = [8,1,3,9,4]; I ... simple I just can't get my head around 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 - How to reuse fieldlength in form, validation and ddl?

I'm working on an Spring application with lots of input forms. I'd like to reuse the field length in ... more elegant solution to this problem? 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 - Anonymous Inner Classes Inside Methods

Please have a look at following code : import java.util.ArrayList; import java.util.List; class Main{ ... the grammatical errors. 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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169 views

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java - How to use URLConnection Timeout

I am trying to sort through a list of SOCKS proxies, and figure out which ones have a connect and read time ... wrong? Thanks for 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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156 views

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java - How Marker Interface is handled by JVM

Marker interface doesn't has any thing. It contains only interface declarations, then how it is handled by the ... any new marker interfaces ? See Question&Answers more detail:os...

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

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214 views

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java - What is the main advantage of extending Thread class (or when to extend Thread instead of implement runnable)

I'm trying to find out what are the possible advantages of extending the Thread class would be? This is a part of ... (); myThread.start(); } } See Question&Answers more detail:os...

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

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120 views

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java - Is it a bad idea to change the Spring Batch Meta-Data tables manually?

Background I'm using Spring Batch 2.1.8, and run jobs by CommandLineJobRunner. Such as: java org. ... any other solutions are appreciated. 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 pass authentication credentials in VBA

I'm trying to write a VBA macro that would pass my credentails to an address and fetch some content ( ... library that would facilitate 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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474 views

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java - How to pass trustStore property in gradle build script

I am trying to generate classes for a SOAP webservice through a gradle script. I am using a plugin gradle- ... will have an automated build. See Question&Answers more detail:os...

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

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305 views

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java - Spring: How to inject a String bean to the constructor?

I have a class Config: Config.java public class Config { private final String p = "Prop"; @Bean public String ... from Config. Is that 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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422 views

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java - What is the correct way to add a Shutdown Hook for an Eclipse RCP application?

I have an RCP application that uses a connection to a in-memory database. There is one circumstance that, ... with multiple editors open? See Question&Answers more detail:os...

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

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