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
1.2k
views
1
answer
java - How to exclude older versions of maven dependency and use new version of it?
I am working with Maven project and I have two projects, ProjectA and ProjectB. My ProjectA is a maven library ... there in latest version only. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
983
views
1
answer
java - AdMob Interstitial and error isLoaded must be called on the main UI thread
After user William suggest me to change my code for showing interstitial ad to this @Override public void onCreate ... before :) Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - Creating Pagination in Spring Data JPA
I am trying to implement pagination feature in Spring Data JPA. I am referring this Blog My Controller contains ... that I can refer?? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - ConcurrentHashMap and compound operations
Hashtable and Collections.synchronizedMap are thread safe but still compound operations like if (!map_obj.containsKey(key)) ... on CHM object? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
978
views
1
answer
java - Getting confused with == and = in "if" statement
I know that we cant use assignment operator in if statements in java as we use in any other few languages. ... cant be used in if statement. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.2k
views
1
answer
java - Remove page from PDF
I'm currently using iText and I'm wondering if there is a way to delete a page from a PDF file? I have opened ... new file; how can I do that? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - System.currentTimeMillis(); If I change system time
If I use System.currentTimeMillis() at 00:00 and I get X value. Then I set the clock back one hour, and after one ... it just be X + 3600 * 1000 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.2k
views
1
answer
java - Aerospike: how do I get record key?
Aerospike client has scanAll method for reading all rows from it's store. I use it in the folowing code: ... wrong? Why userKey is null? 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 - Can I create a BufferedImage from a JPanel without rendering in a JFrame?
Is it possible to create a BufferedImage from a JPanel without first rendering it in a JFrame? I've searched everywhere ... ()); return bi; } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - How to run a JShell File?
I'd like to run an entire file with JShell like: $ jshell my-jshell-skript.java Where e.g. the content of ... | Goodbye C:JDKsjdk9.0.0.0_x64in> See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
847
views
1
answer
java - Wildfly fails to deploy application (FileNotFoundException - Access is Denied)
Wildfly 8.2.0.Final JDK 8 Update 60 Eclipse Mars Update 1 JBoss Tools 4.3.0.Final Windows 10 Recently I upgraded the following ... 2.5.Final.jar:3.2.5.Final] at org.jboss.vfs.Virtu...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - (How) can I use ServerSocket to listen for UDP instead of TCP traffic?
In my application, there's a module that uses ServerSocket to listen for incoming TCP connections. When I switched ... to use a different class? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
974
views
1
answer
java - How to instruct Maven to use JDK other than the one specified at JAVA_HOME?
Currently my JAVA_HOME is set to a JDK that is 1.4.2. To run Maven 3, I would need 1.5 ... than changing the JAVA_HOME environment variable? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
825
views
1
answer
java - Fix for 3D camera to move in the direction it's facing?
The Short Version (TL;DR) I have a Camera attached to a SceneNode and movement works fine as long as the ... method in the previous section. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
931
views
1
answer
java - Android permission of creating database
Hi I have some problems in creating the sqlite database in android. Everything is ok on the emulator, I can create ... ? Thank you very much!! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
877
views
1
answer
java - Can I share settings for IntelliJ Idea across different projects?
In the month or so that I've been using IntelliJ, I have one project that I am working in the majority ... than my global .settings directory? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.2k
views
1
answer
java - Log4j suddenly stops logging
I'm build a Portlet application deployed to a WebSphere Portal Server running on Linux. Every Portlet WAR uses ... Library in WebSphere Portal. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
911
views
1
answer
java - How to call a stored procedure in JDBC
For homework I have to create a pl/sql stored procedure to add a facutly member to a database CREATE OR REPLACE ... me what I'm doing wrong? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - Partial ordered Comparator
How to implement java.util.Comparator that orders its elements according to a partial order relation? For example ... ordering on hashcodes.) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.3k
views
1
answer
java - How to turn off log4j warnings?
I'm running a Java app that depends on a few libraries (Axis2) which use log4j. I don't use log4j and don' ... work (I still see the warnings). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - TextColor vs TextColorPrimary vs TextColorSecondary
What do each of these encompass in terms of text throughout an app? More specifically, what would changing each ... these terms is appreciated! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
969
views
1
answer
java - reading body part of a mime multipart
ok so I use .getcontent and receive javax.mail.internet.MimeMultipart@fd13b5 etc. I know i need something like ... generated method stub } } 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 - Why is access restricted to jre6/lib/rt.jar for OperatingSystemMxBean?
I'm having a little trouble with some Java code I'm trying to compile in Eclipse. I keep getting the ... Can anyone help me understand this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - Foolproof way of differentiating String and UUID
If I have a string "key:<String || UUID>" is there a way where I can extract the string and differentiate of ... a UUID or the number of bytes? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.4k
views
1
answer
java - Can Apache Commons CLI options parser ignore unknown command-line options?
I am writing a Java application that takes command line arguments which are processed using Apache Commons CLI with ... RuntimeException(e); } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.1k
views
1
answer
java - AIDL interface can't find import for Parcelable class
My issue seems to be similar to this question and this one but it is a bit different. I am making an ... setter methods below that I removed } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
1.2k
views
1
answer
java - selenium webdriver move slider on left side
I want to move slider on left side of slider-bar. However, selenium webdriver moves it to right side but it does ... ("Slider moved"); } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
988
views
1
answer
java - Difference Between dot operator and brackets in jsp el
I have so class: public class MyClass{ String name; Map map; int [] arrInt; //get set } I create ... between dot operator and bracket operator ? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
6
7
8
9
10
11
12
13
14
15
16
...
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] spring boot - How to get ssl certificate for springboot application without domain
[2] audio - What are features in signal/image processing using a more tangible or less abstract description
[3] 请教一个 css样式 关于浏览器切换手机模式浏览的问题
[4] 这个sdk中这个文件的使用方法是什么?
[5] C#: WebClient - Cant Unrecognize cyrillic characters
[6] 这个rsa算法哪里出错了呢? 为什么算的不对
[7] html - How do I center the borders
[8] c# - Setting Up Skill in Unity
[9] quill 实现代码高亮
[10] How to read a parameter, from a url in qml?
2.1m
questions
2.1m
answers
60
comments
57.0k
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
...