Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Login
Remember
Register
Ask
Q&A
All Activity
Hot!
Unanswered
Tags
Users
Ask a Question
Ask a Question
Categories
All categories
Topic[话题] (13)
Life[生活] (4)
Technique[技术] (2.1m)
Idea[创意] (3)
Jobs[工作] (2)
Others[杂七杂八] (18)
Code Example[编程示例] (0)
Recent questions tagged Java
0
votes
214
views
1
answer
java - Validate XML using XSD, a Catalog Resolver, and JAXP DOM for XSLT
Background Using JDK 6 to load XML files into DOM. The XML files must be validated against an XSD. The XSD ... XML using an XSL template. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
164
views
1
answer
java - Retrofit not working on specific versions of android
I have a problem with Retrofit on my emulator running Android 4.3 and my device is on Android 4.4.2 while the same ... occurred", t); } }); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
323
views
1
answer
java - How to add border to panel of javafx?
I am developing a application where I need some widgets to wrap up inside a panel. And I want to put a border ... [i].getChildren().add(output); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
290
views
1
answer
java - Why can a "private" method be accessed from a different instance?
Although, this is a very basic code, it seems there is something fundamentally flawed in Java, or the JVM used by ... .. Anyone, please reply... See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
315
views
1
answer
java - Using GSON to parse array with multiple types
I wish to use GSON to parse the following json: [ [ "hello", 1, [2] ], [ "world", 3, [2] ] ] So ... Java to model this? Can any help? Thank you. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
144
views
1
answer
java - Create new ClassLoader to reload Class
I want to create a new ClassLoader everytime my method is called. So I can reload a class without exiting my ... . How can I achieve that? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
117
views
1
answer
java - Android: get all the notifications by code
I am using some home replacement that allow me to hide the notification Bar and that's something I really like. ... lot for any clue or help. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
260
views
1
answer
java - Fused Location Provider: Is there a way to check if a location update failed?
Introduction In my app I want to get a one-off accurate location of where the user currently is. When I used ... reading, please help me out. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
307
views
1
answer
java - Passing Derived Class to a method which needs to override expecting a base class
I have a class A, with an abstract method doAction(BaseClass obj) expecting a param of type BaseClass public ... expecting a BaseClass ? Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
163
views
1
answer
java - Returning an objects subclass with generics
With an abstract class I want to define a method that returns "this" for the subclasses: public abstract class Foo ... message "Not a cake!" See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
256
views
1
answer
java - Abstract class with all concrete methods
Are there some practical programming situations for someone to declare a class abstract when all the methods in it are concrete? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
571
views
1
answer
java - AutoCompleteTextView - disable filtering
I'm retrieving a list of strings from a webservice and I want to list them up on a AutoCompleteTextField ... me to the right direction. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
260
views
1
answer
java - How to make a "do not ask me again" dialog pop-up box? Android
I am trying to create a "hint" dialog box that informs the user about enabling GPS on their phone will decrease ... it uses more battery!"); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
436
views
1
answer
java - How to programmatically check availibilty of internet connection in Android?
I want to check programmatically whether there is an internet connection in Android phone/emulator. So that once ... , else doSomeThingElse();" See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
119
views
1
answer
java - Jackson deserialize object or array
I have a Jackson Question. Is there a way to deserialize a property that may have two types, for some ... Any help is appreciated! Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
341
views
1
answer
java - Android: Jumbo Mode vs Multidex
I'm not totally sure what the difference is between setting dex option "jumbomode" to true vs adding multidex support. ... .java:49)"} ... See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
188
views
1
answer
java - What are good reasons for choosing invariance in an API like Stream.reduce()?
Reviewing Java 8 Stream API design, I was surprised by the generic invariance on the Stream.reduce() arguments: <U> U reduce ... , out R>, ...)? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
188
views
1
answer
java - safe publication and the advantage of being immutable vs. effectively immutable
I'm re-reading Java Concurrency In Practice, and I'm not sure I fully understand the chapter about ... an unsafe publication be wanted? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
111
views
1
answer
java - Store an array in HashMap
i'm new to Java. How can i store an array of integers values in a HashMap, after that i write this HashMap ... An exception has occured"); } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
286
views
1
answer
java - C3P0 apparent deadlock when the threads are all empty?
I'm using C3P0 as a connection pool in Tomcat, and I'm seeing very worrying errors: 2010-09-16 13:25 ... (10); ds.setCheckoutTimeout(1000); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
160
views
1
answer
java - mock methods in same class
I am using Mockito to mock a method in the same class for which I am writing test. I have seen other ... explain where I am going wrong? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
233
views
1
answer
java - Which version of hibernate support jpa 2.1?
Currently I am using JPA 2.0 with hibernate 3.6 . I tried to search but couldn't find, can anyone ... supported by which versions of hibernate? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
269
views
1
answer
java - JSR 303: How to Validate a Collection of annotated objects?
Is it possible to validate a collection of objects in JSR 303 - Jave Bean Validation where the collection ... = validator.validate(people); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
138
views
1
answer
java - Where is Thread Object created? Stack or Heap?
When I say something like: Thread t1 = new Thread(); does it create it on a heap or a stack? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
89
views
1
answer
java - how to explain return statement within constructor?
as far as i know , the constructor return nothing , not even void , and also return ; inside any method means ... just fine . please explain . See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
812
views
1
answer
java - Spring-Boot: Handle multiple requests concurrently
I am using Spring Boot to build a RESTful web service. My IDE is Eclipse Oxygen. I send multiple HTTP ... requests from same session? Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
116
views
1
answer
java - How to disable a container and its children in Swing
I cannot figure out a way to disable a container AND its children in Swing. Is Swing really missing this basic ... is not the entire window). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
247
views
1
answer
java - Bearing from one coordinate to another
I implemented the "bearing" formula from http://www.movable-type.co.uk/scripts/latlong.html. But it seems highly ... , x))+360)%360; } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
345
346
347
348
349
350
351
352
353
354
355
...
715
next »
Ask a question:
Welcome to OStack Knowledge Sharing Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question
Just Browsing Browsing
[1] java - Error creating bean with name 'xxx' defined in ServletContext resource
[2] 请问怎样调整el-slider的默认位置呢?
[3] 为什么webpack报找不到vue?
[4] unity3d - Layering multiple Normal maps into one without blending in a Unity Surface shader script
[5] python - How to convert string to radians in pandas to calculate distance between two points
[6] git bash中执行npm run dev提示node不可用
[7] 移动端h5如何动态设置手机横屏和竖屏的切换展示页面?
[8] 怎么拼接标题比较舒服?
[9]el-table 动态循环出来的列,怎样对某一列格式化?
[10] threejs可以加载stp文件嘛?
2.1m
questions
2.1m
answers
60
comments
56.9k
users
Most popular tags
javascript
python
c#
java
How
android
c++
php
ios
html
sql
r
c
node.js
.net
iphone
asp.net
css
reactjs
jquery
ruby
What
Android
objective
mysql
linux
Is
git
Python
windows
Why
regex
angular
swift
amazon
excel
algorithm
macos
Java
visual
how
bash
Can
multithreading
PHP
Using
scala
angularjs
typescript
apache
spring
performance
postgresql
database
flutter
json
rust
arrays
C#
dart
vba
django
wpf
xml
vue.js
In
go
Get
google
jQuery
xcode
jsf
http
Google
mongodb
string
shell
oop
powershell
SQL
C++
security
assembly
docker
Javascript
Android:
Does
haskell
Convert
azure
debugging
delphi
vb.net
Spring
datetime
pandas
oracle
math
Django
联盟问答网站-Union QA website
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
在这了问答社区
DevDocs API Documentations
Xstack问答社区
生活宝问答社区
OverStack问答社区
Ostack问答社区
在这了问答社区
在哪了问答社区
Xstack问答社区
无极谷问答社区
TouSu问答社区
SQlite问答社区
Qi-U问答社区
MLink问答社区
Jonic问答社区
Jike问答社区
16892问答社区
Vigges问答社区
55276问答社区
OGeek问答社区
深圳家问答社区
深圳家问答社区
深圳家问答社区
Vigges问答社区
Vigges问答社区
在这了问答社区
DevDocs API Documentations
广告位招租
...