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
339
views
1
answer
java - Online algorithm for calculating standard deviation
Normally, I have a more technical problem but I will simplify it for you with an example of counting balls. Assume ... the final array in hand? 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 - Trying to run trivial Android JUnit tests. Getting: "Test run failed: No test results" What am I missing?
I have never used JUnit before, and now I'm trying to set it up on an Android project. My project under test is ... let me know and I'll update. 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 - RESTeasy client code for attaching a file
I need to attach a file to my service end-point . I tested the functionality via POSTMAN ( chrome browser plugin to ... code to attach a file ? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
364
views
1
answer
java - How to compare two ArrayList<List<String>>
I want to compare these two ArrayList: public static ArrayList<List<String>> arrayList1 = new ArrayList<List< ... return true, otherwise false. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
404
views
1
answer
java - Subclass constructors - Why must the default constructor exist for subclass constructors?
Given a random class: public class A<T> { public T t; public A () {} // <-- why is this constructor ... <init> Can anyone explain why this is? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
261
views
1
answer
java - Can I add a method to a class from a compile time annotation?
If I create a custom annotation (example: @SaveFuncName("saveMe") will add a method called saveMe() with some ... only create 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
457
views
1
answer
java - NFC reader "SELECT (by AID)" APDU is not routed to Android device
I have an ACR122U NFC reader/writer connected to my Windows machine with ACR122 driver installed. I try to use javax. ... 9000 (-> PN532 v1.6) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
447
views
1
answer
java - How to check if a SD Card has been inserted to the tablet or not : Android?
I am working on a simple app, which should be able to access files from internal storage and as well as ... very much appreciated. 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
428
views
1
answer
java - read html body of an email using javamail
I am trying to get the contents of an html email including the tags etc. right now my code only returns the ... } any help 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
242
views
1
answer
java - Calculate on which side of a line a point is
I need to figure out how to calculate on which side of a line a point is. I'm searching a really fast ... needs to be diagonally. Any ideas? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
272
views
1
answer
java - JProgressbar: how to change colour based on progress?
Is it possible to be able to change the bar colour depending on the value of the progress? I tried the ... possible or are there alternatives? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
702
views
1
answer
java - open pdf file in new window using servlet
I am generating a pdf file for gate pass from my web application through servlet. I want to open this newly generated ... .flush(); os.close(); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
268
views
1
answer
java - Binarize Image in Android
I am developing android app that uses tesseract OCR to scan a text from image, I heard that binarizing image before ... to find one. 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
393
views
1
answer
java - Export JPanel to vector graphics
I would like to export the image in my JPanel to a vector graphics file so it can be edited and printed at a ... format would be best, and why? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
353
views
1
answer
java - How to do Distributed Transactions XA in Spring and GlassFish 5?
I am trying to create a transaction comprising two REST web services, whose data source point to the same data base ... for your help and time. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
268
views
1
answer
java - How to prevent memory leak in JTextPane.setCaretPosition(int)?
I'm working on a Java application with Swing-based GUI. The application uses JTextPane to output log messages ... no indication of memory leak: See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
494
views
1
answer
java - Future.cancel() method is not working
The code that I have creates a Callable instance and using ExecutorService a new thread is being created. I want to ... ; return "success"; } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
291
views
1
answer
java - How to pass a system property to a web application hosted in Tomcat 7 running as a Windows Service?
There are numerous places on the Internet, suggesting that it is easily achieved by any (or all) of the following ... tell me how to do it. 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 - Nimbus and alternate row colors
I don't understand how alternate row coloring works in Nimbus. It seems just crazy!!! I would like to clear ... jFrame.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
421
views
1
answer
java - JXDatePicker using SimpleDateFormat to format dd.MM.yy to dd.MM.yyyy with current century
as already explained I want to achieve, that when the user is editing a date within a JXDatePicker, he can ... very much in advance. ymene See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
386
views
1
answer
java - Does the Android API support KML files?
Is there a way in Android to load KML files from Google Earth into a map widget? Specifically I am looking ... anybody ever tried this before? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
253
views
1
answer
java - How to connect NetBeans to MySQL database?
I have just installed NetBeans 7.0 and I am a newbie in NetBeans' world. can any one tell me how to connect ... Postgres ? I work on Windows XP. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
331
views
1
answer
java - Hide .jsp extension or change display name on URL
How to hide .jsp extension or change display name on URL? I'm using servlet-jsp communication. my web.xml ... to ..../SciArchive/publications See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
266
views
1
answer
java - Writing contains() for a generic collection
I'm writing a skiplist class in java as an excercise. I've written a class called SkipListInternal<E> which contains ... , how should I do it? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
332
views
1
answer
java - Strange problem with timezone, calendar and SimpleDateFormat
Let's consider the following code: SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss dd/MM/yyyy", Locale.US); ... 'm using Java 1.6.0_14 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
403
views
1
answer
java - Max size for StringBuffer
Why would the StringBuffer have a limit on its size? I went through some of the links : http://www.coderanch. ... Why would it throw an error? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
232
views
1
answer
java - Launch screen from native background service
I have a simple Flutter app that start a native background service using MethodChannel. This native background service ... C# for IOS side. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
370
views
1
answer
java - Maven: Different property files for different profiles
I'm using different maven profiles to deploy my application to different environments. (With the weblogic-maven- ... to solve this problem? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
117
118
119
120
121
122
123
124
125
126
127
...
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] ecmascript 6 - Merge two complex arrays of objects by field in javascript
[2] watch监听不到vuex的数据
[3] Django: Using variable taken from model as default value in input in bootstrap form
[4] javascript - FFMPEG stop live stream to Youtube
[5] Intellij Android Studio opens localhost page to login on github
[6] loops - Batch variables dont give promt to set
[7] Write to standard error in powershell fails jenkins job?
[8]python 3.x - Getting errors after installing uinstalling flake8 plugins. Errors thrown when doing --help or --version
[9]android - How to access one button at a time?
[10] shell - extract content from patterns in File using sed
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
...