Recent questions tagged JAVA

0 votes

116 views

1 answer

I'm the product of some broken teaching and I need some help. I know that there is this thing called the "main ... void main(String[] args){ } See Question&Answers more detail:os...

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

0 votes

218 views

1 answer

java - Why does my Tomcat only open 8 JDBC connections

When setting up the database connections in Tomcat 8, for some reason Tomcat is not following what I ... .getConnection(ServiceLocator.java:32) See Question&Answers more detail:os...

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

0 votes

191 views

1 answer

java - How does the JLS specify that wildcards cannot be formally used within methods?

I've always been wondering about some weird aspect of Java generics and the use of wildcards. Let's say, I ... this lacking compiler "feature"? See Question&Answers more detail:os...

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

0 votes

393 views

1 answer

java - Meaning of the Dollar symbol ($) in the log messages

java.util.ConcurrentModificationException: null java.util.HashMap$HashIterator(HashMap.java:806) com.cimba.gsr.fragments. ... is it ? See Question&Answers more detail:os...

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

0 votes

123 views

1 answer

java - cyclical generics (try 2)

Second attempt at this question (the initial code wasn't enough to highlight the issue) Here is the code that does ... game.play(player); } } See Question&Answers more detail:os...

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

0 votes

308 views

1 answer

java - NumberFormatException Error

the code is: editText2=(EditText) findViewById(R.id.editText2); editText3=(EditText) findViewById(R.id.editText3); ... : Invalid float: "" See Question&Answers more detail:os...

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

0 votes

165 views

1 answer

java - Admob ad not resizing correctly upon screen orientation [Includes Pictures]

I am using Admob for ads in my app and I ran into a problem. Whenever I turn the screen to landscape ... the manifest for my main activity? See Question&Answers more detail:os...

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

0 votes

287 views

1 answer

java - Adding a watermark to an empty JCombobox

I'm trying to reproduce the behavior of the search field of Firefox or Safari, or the search field of ... the instruction text comes back. See Question&Answers more detail:os...

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

0 votes

351 views

1 answer

java - How to use TypeToken to get type parameter?

I am attempting to look up a type parameter at runtime using TypeToken as showing in the Guava documentation ... getting class MyEnum instead? See Question&Answers more detail:os...

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

0 votes

433 views

1 answer

java - - Syntax error on token ".", @ expected after this token

My Eclipse worked fine a couple of days ago before a Windows update. Now I get error messages whenever I' ... (" to complete MethodHeaderName" See Question&Answers more detail:os...

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

0 votes

391 views

1 answer

java - Jersey 2 + Spring: @Autowired is null

I'm trying to use Jersey 2 with Spring with help of this article: How to use Jersey ... /pom.xml?at=master See Question&Answers more detail:os...

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

0 votes

264 views

1 answer

java - How to update a JLabel text?

I am making a Hangman game and one of the things I want to make is JLabel text , which updates with ex."_ _ ... . I can share code if you want. See Question&Answers more detail:os...

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

0 votes

123 views

1 answer

java - Getting the range of a numeric stream

Given a DoubleStream s, I can do s.min() or s.max() but not both, as any one of them will consume the stream. ... ).min(),s.stream().max());) See Question&Answers more detail:os...

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

0 votes

462 views

1 answer

java - Closing a dialog created by JOptionPane.showOptionDialog()

I am creating an options dialog using JOptionPane.showOptionDialog(...); For the options parameter I am passing an ... a static context". Thanks See Question&Answers more detail:os...

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

0 votes

151 views

1 answer

java - Difference between these two conditions?

Sorry if my question is silly or not it doesnot matter. But i just want to know what will happen ... difference between these two conditions? See Question&Answers more detail:os...

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

0 votes

428 views

1 answer

java - ORA-00933 SQL command not properly ended but good in SQL Developer

I am hoping someone can find what is the issue with my query because I am unable to see fault in it and Oracle ... So, what could I be missing? See Question&Answers more detail:os...

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

0 votes

131 views

1 answer

java - Authorization to Google Client

I am writing a class for creating authorization to BigQuery and Google Cloud Storage. In the past I have used ... to achieve this? Thank you! See Question&Answers more detail:os...

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

0 votes

575 views

1 answer

java - Spring Boot 1.4 Customize Internal Jackson Deserialization

I am using spring.jackson.deserialization.FAIL_ON_UNKNOWN_PROPERTIES=true in the application.properties to make deserialization ... I missing? See Question&Answers more detail:os...

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

0 votes

611 views

1 answer

java - Replacing a text in Apache POI XWPF not working

I'm currently trying to work on the code mentioned on a previous post called Replacing a text in Apache POI ... table column value in Apache POI See Question&Answers more detail:os...

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

0 votes

377 views

1 answer

java - JDBC connection hangs with no response from SQL Server 2008 r2

When connecting to SQL Server 2008 (express locally, full server in production) this works fine for me when ... exception gets thrown Thanks, D See Question&Answers more detail:os...

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

0 votes

222 views

1 answer

java - Rotate Image Clockwise using LibGDX

How can we rotate a Image Clockwise using LibGDX? what i am looking is when a image is loaded,suppose a star, i ... how can i do that in libgdx? See Question&Answers more detail:os...

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

0 votes

151 views

1 answer

java - Class Cast Exception when passing array of Serializables from one activity to another

I have an array containing serializable objects and am trying to use Intent's putExtra() and Bundle's ... ; //Class Cast Exception See Question&Answers more detail:os...

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

0 votes

311 views

1 answer

java - org.openqa.selenium.SessionNotCreatedException: A new session could not be created. (Original error: Requested a new session but one was in progress)

I am using Appium 1.4.8 for iOS . I have build the code in simulator using xcode and successfully ... .RemoteTestNG.main(RemoteTestNG.java:175) See Question&Answers more detail:os...

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

0 votes

251 views

1 answer

java - Confused about naming of JavaBean properties, with respect to getters and setters

I am making an application that uses Drools planner. The @ValueRangeFromSolutionProperty is supposed to refer to a ... return rowList; ... See Question&Answers more detail:os...

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

0 votes

293 views

1 answer

java - Empty diamond shape with numbers

So I have been asked this question and I could only solve the top part of the code, I am stuck on the bottom part. ... [] args) { shape(4); } See Question&Answers more detail:os...

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

0 votes

187 views

1 answer

java - Use fork-and-join in JDK6

As I understand jdk7 has the support for fork-and-join, Can I use fork-and-join in JDK6 without upgraging to JDK7.0? See Question&Answers more detail:os...

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

0 votes

121 views

1 answer

java - open eclipse Markeplace

I want to use eclipse marketplace for adding svn plugin but when i try to do it i have this exception : ... you any suggestions ? thank you See Question&Answers more detail:os...

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

0 votes

137 views

1 answer

java - JPA Like Operator with Integer

Can someone tell me, why this is not working: criteria.add(cb.like((myentity.<Integer>get("integerid")).as( ... can use the like operator? BR See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags