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
265
views
1
answer
java - Android: error including/repacking dependencies which reference javax core classes
I'm working on an Android app using Maven as the build tool. I managed to set evertyhing up correctly (maven ... Many, many thanks in advance! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
301
views
1
answer
java - How do I configure autoformatting in Eclipse?
I dislike how auto format messes up empty cycle body, like: Before for (int i = 0; isTest(i); i++); ... to configure eclipse not to do this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
236
views
1
answer
java - Crashlytics not finding API Key in crashlytics.properties at runtime
I'm currently implementing the API Key switching script suggested here, except with build types instead of ... towards crashlytics.properties? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
339
views
1
answer
java - android.view.ContextThemeWrapper cannot be cast to android.app.Activity
I'm not a designer but when i got this project i can`t open specifically some screens, i think that ... reflect.Method.invoke(Native Method) at See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
302
views
1
answer
java - SpringBoot 1.3.0 support hibernate 5?
I'm a little confused about SpringBoot's (1.3.0) support of Hibernate5. The reference lists a dependency on ... someone please clarify for me? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
536
views
1
answer
java - How to set max-http-header-size in spring boot 2.x application
I have Spring boot app running Java 11: <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring- ... max-http-header-size? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
351
views
1
answer
java - Using Jackson to map object from specific node in JSON tree
Is it possible to have Jackson's ObjectMapper unmarshall only from a specific node (and 'down') in a JSON tree? ... as the root of the tree. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
390
views
1
answer
java - Injection of HttpServletRequest
I am using ejb 3 and trying to @Inject HttpServletRequest, but while deploying I occur exception. Code: @Inject ... could I do with that? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
560
views
1
answer
java - How can I sort a List several different ways in a JSP?
I have a list of Player objects getting passed into a JSP from a controller, and I want to display them in ... in to the different forEach tags? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
362
views
1
answer
java - How to zip files in Amazon s3 Bucket and get its URL
I have a bunch of files inside Amazon s3 bucket, I want to zip those file and download get the contents via S3 URL using Java Spring. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
599
views
1
answer
java - How to show error message in liferay portal?
How to show error message in liferay portal? I read on liferay.com site that for show error message I can use ... not working, how to use it? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
309
views
1
answer
java - How to align String on console output
I've to write code for: I'd written the code: public class tables { public static void main(String[] args) ... problem. Can anybody 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
335
views
1
answer
java - Accessing scheduled tasks in Spring
I have a couple of tasks scheduled within Spring's task scheduler: <task:scheduled-tasks> <task:scheduled ref=" ... how to continue from here? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
224
views
1
answer
java - Why do we need bounded wilcard <? extends T> in Collections.max() method
I've read awesome "Effective Java" by Joshua Bloch. But one example in the books is left unclear to me. ... of T extends Object constraint. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
360
views
1
answer
java - Thread behaving strangely in JUnit
I'm trying to write a unit test that requires mulitple threads. However, it seems that the threads just stop part ... here? Thanks, - Andrew. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
333
views
1
answer
java - How to Tell JPA the prefered DataType
If I use JPA (EclipseLink) to create tables a String type results in a varchar2(255). How could I tell JPA (via ... I have to do it by hand? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
285
views
1
answer
java - Adding fonts to Swing application and include in package
I need to use custom fonts (ttf) in my Java Swing application. How do I add them to my package ... install fonts before using my application. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
495
views
1
answer
java - What are the units for battery temperature and voltage when Intent.BATTERY_ACTION_CHANGED on android device?
I retrieved battery temperature and voltage information using the intent Intent.ACTION_BATTERY_CHANGED and the values I got ... or micro volt? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
346
views
1
answer
java - Iterating over a map entryset
I need to iterate over the entry set of a map from which I do not know its parameterized types. When iterating over ... entrySet()) { ... } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
333
views
1
answer
java - Converting Consumers to Functions
Many lambdas for the Function interface take the form t -> { // do something to t return t; } I do ... missed that makes my method redundant? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
271
views
1
answer
java - Secure / Encrypt log4j files
I have a problem ; security requirement i have java swing app that have logging files generated with log4j ... the code in Cipher OutputStream See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
348
views
1
answer
java - How to extract separate text nodes with Jsoup?
I have an element like this : <td> TextA <br/> TextB </td> How can I extract TextA and TextB separately? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
487
views
1
answer
java - Find The Closest Answer in HashMap
I want to search for a key in a hashmap and find the nearest one to that key! HashMap<Long, Object> map = ... can I do that!? Thanx in advance See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
277
views
1
answer
java - Why does lambda translation need generation of a static method?
Lambda translation is a two step process, One: desugaring the lambda into a static method in same class. public class ... body here */ } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
533
views
1
answer
java - JFileChooser to open multiple txt files
How can I use JFileChooser to open two text files and after I selected these files, I want to compare them, ... screen etc. Is this possible? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
402
views
1
answer
java - @Autowired HttpServletResponse
I'm looking for a way to autowire HttpServletResponse. It doesn't work with spring out of the box, ... (and excluded HttpServletResponse)? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.0k
views
1
answer
java - It seems that your device does not support camera(or it is locked)
Android opencv samples and tutorials were running fine and suddenly one day I get this for all of those: "It ... but the problem still persists. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
669
views
1
answer
java - Reload log4j2 configuration on demand
I have my log4j2.xml config file set to be checked every 30 seconds: <Configuration status="WARN" ... the monitorInterval expired. Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
121
122
123
124
125
126
127
128
129
130
131
...
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] python - Nonetype on API call
[2] 百度小程序支持通过第三方的收银台调用微信和支付宝吗?
[3] C# Array Copy from Utils.CopyArray, my source code won't convert
[4] 400 bad request 同样是win10,有的访问正常,有的访问就出现这个问题
[5] flutter - Collapsible SliverAppBar with no intermediate states
[6] android - Inject Interface with Generics in Hilt
[7] 请问, state是什么新语法
[8] google people - I got an error while trying to publish my Android app that read: "You told us your app doesn't comply with the Location permissions policy"
[9] android - having trouble running a flutter them on adroid studio
[10] java - how to handle exception properly if exception occurs while initializing Spring boot web service?
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
...