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
306
views
1
answer
java - Google Mobile Vision: Poor FaceDetector performance without CameraSource
Right now, our application is running Snapdragon SDK successfully. We are trying to implement FaceDetector from Vision 8 ... ).build(); } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
389
views
1
answer
java - Select, Copy and Paste Images
What I want my app to do: 1 - Select an area of Image and get the coordinates. This code below should do this ... me to "connect the parts" ? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
373
views
1
answer
java - Is there a "fill" function for arbitrary shapes in javafx?
I need to know in which way I can color the following image (PNG) by using JavaFX. This image is currently ... with a color between borders). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
425
views
1
answer
java performance : Is storing a hashMap value in a variable redundant?
my goal is to reduce memory usage. should I store a hashMap value in a variable if I need to use that ... about the best approach. 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
288
views
1
answer
java - Changing Activation Config of Topic reading MDB at deploy time
I feel this should be easy. Just RTM and go. But I can't find the info I need. Q: Can I change the ... , how do I override the property therein? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
432
views
1
answer
java - how to create a composite primary key hibernate JPA?
i try to create composite primary key in table from 2 foreign key using hibernate JPA,but gives me error.I find some ... .java:48) ... 74 more See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
243
views
1
answer
java - Which class hierarchy differences can exist compared to the JSE JavaDoc?
I'm currently generating some ASM code in a maven post compilation task. In Java 6 a StackMapTable was introduced ... ones or not even any? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
345
views
1
answer
java - How to post image to twitter in android
I want to post an image that is created in my app to twitter. I don't know how to do this and I ... there is for Facebook? 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
372
views
1
answer
java - How to create a Piano using JScrollPane and JLayeredPane
I need to create a virtual piano containing four octaves using JLayeredPane inside a JScrollPane such that one octave ... .setVisible(true); } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
503
views
1
answer
java - How to get rank from Google Play game service's leaderboard?
I'm working on a big application and I have to take the player's rank from the Google Play services' leaderboard. ... ... Thanks for your help! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
415
views
1
answer
java - Getting 404 when trying to run HelloWorld REST service
I'm following the example on https://medium.com/@jamsesso/starting-out-with-jersey-apache-tomcat-using- ... Any help greatly appreciated. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
572
views
1
answer
java - Garbage collection mock for the OCPJP exam
Four objects are eligible for garbage collection when i3 = null; is executed in the class shown below. I've added ... .println("whinny"); } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
345
views
1
answer
java - How to prevent Rest web-service Authentication with stolen Token
As we know Rest services are stateless, General strategies to authenticate is using a token based authentication. ... would be appreciated. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
405
views
1
answer
java - Radiobutton display problems with PDFBox
I used the code from the answer from this question to create my radiobuttons: How to Create a Radio Button Group ... e.printStackTrace(); } } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
461
views
1
answer
java - Creating json object in javascript and sending it to servlet
i am creating json object to save data and then sending it to the servlet. But when i try to retrieve the object ... and form an xml or string? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
281
views
1
answer
java - how can i select and kill multiple application
I'm a newbie in android and my thesis is just like the "Battery Doctor Saver" in android. My number 1 problem is to ... }); return view; } } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
378
views
1
answer
java - No audio in MP4 file - Android
I am using the MP4ParserMergeAudioVideo to add a new audio to an MP4 file. The library had said to use .wav ... Please help. 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
420
views
1
answer
java - Modifying an Existing PDF without creating an new pdf file
Using iText, I am wanting to open a PDF file, add some more pages with text to it, and then close it. ... it and then overwrite the original? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
586
views
1
answer
java - Struts 2 jquery sj:select and json result
I am using struts 2 jquery plugin select component. The action is: SampleAction { private List<SampleVO> ... accept the simple json array See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
684
views
1
answer
java - svnkit: how to get latest revision number from SVN DB?
I want to get the latest revision number of the SVN database using SVNKIT. I don't want to update the ... revision number. please help me . See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
462
views
1
answer
java - Why AudioRecord is not recording sound when device fall asleep even when I use WakeLock?
I'm recording the sound from device with AudioRecord and write it to .wav file and I need it to keep recording ... 't know what'fs the problem. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
499
views
1
answer
java - Multithreaded JMS client ActiveMQ
I am using the below code to create multiple JMS sessions for multiple consumers to consume messages. My problem is ... text); return text; } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
398
views
1
answer
java - can you have two conditions in an if statement
I'm a beginner in coding. I was recently working with to create a chatting programme where a user will chat ... Can someone correct it 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
357
views
1
answer
java - NetBeans and Inno Setup don't produce a proper Native .exe
I've created a JavaSE app in Netbeans and am using Inno Setup 5 to generate what I thought was a complete Windows ... , that would be neat. Ed 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 dynamically remove a JPanel?
I have a a GUI looks as follow. I want to dynamically add/remove a panel. I use ArrayList to keep trace ... this.isSelected = isSelected; } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
327
views
1
answer
java - How to use fileUpload Interceptor along with other interceptor Stack?
Here is my struts.xml configuration file in which I have a login interceptor. I want to use different file ... name="listalbum" class="com.picvik.action.ViewAlbumAction" method...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
456
views
1
answer
java - How to choose right nodes in janusgraph
I need to all blue nodes or the node that the id match between different nodes in the tree, based on the ... stop condition, which is the key. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
980
views
1
answer
java - Adding Custom colours to Excel sheet using Apache POI
Can anyone explain how to add Custom colours either using (rgb values or hex values ) to an excelsheet sheet( ... a Excelsheet(XSSF Workbook)? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
74
75
76
77
78
79
80
81
82
83
84
...
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] 有没有vue-i18n的案例可以参考下?
[2] firedac - Delphi dbGrid - Column Names
[3] java - JsonNode to map a Json string to a description json file and return the description values
[4] ruby on rails - Nested Resources id param
[5] 怎样将 JavaScript 对象完整持久化?
[6] 使用typescript的react项目中,如何声明antd的formRef的类型?
[7] 树结构添加搜索框以快速定位到与查询条件相匹配的叶子节点或子分支。
[8] sed 命令删除指定行
[9] Docker on Ubuntu-Host - JLink passthrough
[10] 服务端渲染react-redux 报错 Invalid hook call. Hooks can only be called
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
...