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
227
views
1
answer
java - Write operations are not allowed in read-only mode - Issue while persisting
I have been facing the below error while trying to save the object to database. I tried the solution mentioned ... .Final Database : Orcale 11g See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
255
views
1
answer
java - Why does HttpURLConnection not send the HTTP request
I would like to open an URL and submit the following parameters to it, but it only seems to work if I add ... (line); } connection.disconnect(); See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
367
views
1
answer
java - How to use JUnit 5 @Tag with IntelliJ and Maven
I would like to use the @Tag available in JUnit 5 in order to easily filter my tests. I have found in this ... in a command prompt. No luck. 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 - Load image from jar and outside it in eclipse
I have a structure like this in my java project in eclipse: src/com/myprogram/.../foo.java res/icon.png . ... both methods with the same code? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
207
views
1
answer
java - How to parse date with optional characters in format
I have the following two dates: 8 Oct. 2009 13 May 2010 I am using Jackson to convert the date from an ... is only one date pattern allowed. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
98
views
1
answer
java - Strange JFrame Behavior
I have the following program which has some very strange and unwanted behavior when it runs. Its supposed to have two ... new. Any tips on that? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
137
views
1
answer
java - Exception with JFreechart in JInternalFrame
Basically, I want a Java GUI with multiple frames, so I'm using JInternalFrame, but when I add my chart ( ... m using Eclipse, latest version). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
401
views
1
answer
java - JSON parser for Talend
I need some help devising a strategy to parse JSON docs within a Talend job (Java job, not Perl). I am ... should turn next? 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
298
views
1
answer
java - regex for simple math equation
I want to recognize integers or decimals and the four simple operations, broken into tokens I can't get the decimal to work, ... "+" , "2",")" See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
375
views
1
answer
java - Why do I need to explicitly cast char primitives on byte and short?
Concerning primitives: When I cast from smaller to bigger types, the casts are implicit, when I cast from bigger to ... = (short)var07; } } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
152
views
1
answer
java - How to display a mask in jtextfield?
I want to display a mask in a text field. How can I do that? Is there any reusable java library to do that? I ... should be either 0 or 1) E.g. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
208
views
1
answer
java - My if statement ALWAYS returns true, no matter what
This just is't making sense to me at all. This is my code: boolean that = false; if (that == true); { ... of my program. What's going on? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
220
views
1
answer
java - Parsing a String into Date with DateFormat not parsing correctly
I've been searching all over and just can't find a explanation or reason why this is happening but the ... this bit in first, Infinitifizz See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
395
views
1
answer
java - @EmbeddedId with @GeneratedValue in @Embeddable
I have a MySQL DB with the following structure (excerpt): CREATE TABLE MENU( id_menu TINYINT UNSIGNED NOT NULL ... you so much 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
269
views
1
answer
java - Rotating an Image object
I have a method getImage() that needs to rotate an Image, store it in a new variable, then return that new ... but of course, not rotated. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
128
views
1
answer
java - Libgdx's World Units
I've been trying to learn libgdx a little but now i'm kinda confused about world units there that i ... camera.unproject on touch coordinates 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 - How to get text extraction from PDF to work?
I need to extract the text from a PDFs in Romanian language. The symbols: ?????????a are ... /_Colectie_RO/2nefon.pdf Any suggestions? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
196
views
1
answer
java - parsing a date string from FTPClient.getModificationTime()
I am trying to parse a date string which is a modification date of a file on FTP server. Following is the ... anyone please help me with this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
217
views
1
answer
java - How to position text relative to page using iText?
How do I set the position of text so that it is centered vertically relative to its page size? I want to position ... I'm new to itext. Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
237
views
1
answer
java - How to handle dates when the input dates are in the transition period from PDT to PST?
I am calling an API which takes two dates as input.The API checks if the difference between the two date is ... when called in PST time zone. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
328
views
1
answer
java - Coloring particular rows according to the first column values in JTable?
I'm trying to color particular rows according to the first column values in JTable, but the code below colors the ... Here is how it looks now: See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
158
views
1
answer
java - Scanner, useDelimiter
I encounter some problem when using useDelimiter from the Scanner class. Scanner sc = new Scanner(System.in). ... t want to use StringTokenzier See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
284
views
1
answer
java - Supporting WebGL on Android 5's WebView
I have a web project (depends on WebGL) which works on computers, any browser. Now I am trying this project to ... 'd rather go directly for it. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
197
views
1
answer
java - Error for HttpResponseCode cannot be resolved to a type while checking URL status code for links
I wrote simple program for checking URL status code. But eclipse giving me error saying HttpResponseCode cannot be ... where I can download. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
149
views
1
answer
java - putting marks on ImageIcon in JLabel
So I'm trying to find a way to modify an image in Java. In other words, if user clicks on the image, a ... there a cleaner way to achieve this? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
238
views
1
answer
java - divide sentence into words and punctuations
I need to parse class Sentence into word and punctuation (whitespace is considered as a punctuation mark), then ... logic at right way? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
208
views
1
answer
java - SpringMVC Custom Collection Editor Not Returning Data To Jsp
I am binding a multi select list in spring the item does not get its data from the DAO the data is added from ... ="victims" class="errors" /> See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
238
views
1
answer
java - Safepoint+stats log with None vmop operation in output JDK12
I am running application on the JDK12 with the -Xlog:safepoint+stats=debug:file=safepoint.log vm parameter to ... time for my application. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
Page:
« prev
1
...
306
307
308
309
310
311
312
313
314
315
316
...
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] mysql5.6.28 全文检索,中文问题
[2] c++20 - Two-Step Compile for C++ Modules?
[3] forge 控制正交视图
[4] python - Event for modify QListView items in PyQt5
[5] swift - "String" specifier in Stringdict
[6] php - How can i change the image format to WebP
[7] 关于Cookies问题,不同Domian下的cookie怎么获取?
[8] swift - An array and list of list properties
[9] vue3 compositionApi如何实现click事件节流?
[10] arrays - How can I check whether a JavaScript object contains a value in it or not?
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
...