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
Recent
Hot!
Most votes
Most answers
Most views
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
0
votes
1.6k
views
1
answer
maven - Plugin execution not covered by lifecycle configuration (JBossas 7 EAR archetype)
I am using Eclipse 3.7 Indigo with Maven M2E Plugin 1.0.100. Using the JBoss 7.x JavaEE 6 EAR ... > <modules></modules> </configuration> <plugin> Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
maven
0
votes
156
views
1
answer
What's the difference between jQuery's replaceWith() and html()?
What's the difference between jQuery's replaceWith() and html() functions when HTML is being passed in as the parameter? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
What's
0
votes
219
views
1
answer
Python: Best way to add to sys.path relative to the current running script
I have a directory full of scripts (let's say project/bin). I also have a library located in project/lib ... -posix platforms, but it would keep things clean. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Python:
0
votes
362
views
1
answer
CSS Animations with delay for each child element
I am trying to create a cascading effect by applying an animation to each child element. I was wondering if there ... how many children there are going to be. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
CSS
0
votes
152
views
1
answer
html - Browser Caching of CSS files
Quick question regarding CSS and the browser. I tried searching SO and found some similar posts, but nothing ... when a new browser instance is opened? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
html
0
votes
69
views
1
answer
c# - Unique file identifier in windows
Is there are way to uniquely identify a file (and possibly directories) for the lifetime of the file regardless of moves ... do what I'm looking for. Any ideas? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c#
0
votes
532
views
1
answer
raw input - Tab completion in Python's raw_input()
i know i can do this to get the effect of tab completion in python sure. import readline COMMANDS = ['extra', ' ... ) How would i go about doing such a task? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
raw
0
votes
325
views
1
answer
c++ - Singleton instance declared as static variable of GetInstance method, is it thread-safe?
This question already has answers here: Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
292
views
1
answer
asp.net - How to retrieve form values from HTTPPOST, dictionary or?
I have an MVC controller that has this Action Method: [HttpPost] public ActionResult SubmitAction() { // ... error occurred while processing your request.". Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
asp.net
0
votes
821
views
1
answer
naming conventions - Singular or plural controller and helper names in Rails
Is there any disadvantage to using singular names for controllers and helpers? Nothing seems to rely on this. ... to my limited experimentation. Is that true? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
naming
0
votes
322
views
1
answer
c++ - Where do "pure virtual function call" crashes come from?
I sometimes notice programs that crash on my computer with the error: "pure virtual function call". How do ... object cannot be created of an abstract class? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
85
views
1
answer
How do I remove an object from an array with JavaScript?
This question already has answers here: Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
179
views
1
answer
iphone - Comparing two NSDates and ignoring the time component
What is the most efficient/recommended way of comparing two NSDates? I would like to be able to see if both ... = [[NSDate alloc] init]; Regards Dave Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
iphone
0
votes
1.4k
views
1
answer
pandas - Selection with .loc in python
I saw this code in someone's iPython notebook, and I'm very confused as to how this code works. As far as I ... == 'versicolor', 'class'] = 'Iris-versicolor' Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
pandas
0
votes
356
views
1
answer
asp.net mvc - MVC3 unobtrusive validation group of inputs
I need to validate 3 or more input fields (required at lest one). For example I have Email, Fax, Phone. ... tried modifying it but no luck. please help. thanks Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
asp.net
0
votes
371
views
1
answer
Android: android.content.res.Resources$NotFoundException: String resource ID #0x5
I get the exception from the title when I run my app. What it does is it has a .txt file with words ... beginning of the activity, in the onCreate() function. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Android:
0
votes
158
views
1
answer
MongoDB - paging
When using MongoDB, are there any special patterns for making e.g. a paged view? say a blog that lists ... .publishdate and just skip and limit the result? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
MongoDB
0
votes
332
views
1
answer
arrays - Working with a List of Lists in Java
I'm trying to read a CSV file into a list of lists (of strings), pass it around for getting some data from ... or point me to a reference, that would be great. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
arrays
0
votes
160
views
1
answer
java - Getting the difference between two sets
So if I have two sets: Set<Integer> test1 = new HashSet<Integer>(); test1.add(1); test1.add(2); test1.add(3); ... them and only have a set of 4 and 5 returned? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
294
views
1
answer
r - Subset of rows containing NA (missing) values in a chosen column of a data frame
We have a data frame from a CSV file. The data frame DF has columns that contain observed values and a column ... value NA is provided in the original CSV file? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
859
views
1
answer
installation - What are good InstallAnywhere replacements for installing a Java EE application?
Which (commercial or free) installer tool would you recommend to replace InstallAnywhere as the installer for a ... building part of automated build process. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
installation
0
votes
630
views
1
answer
Encrypt with PHP, Decrypt with Javascript (cryptojs)
I'm having trouble with basic encryption/decryption. I've looked all around for a working example but haven't quite ... ); </script> Which step am I missing? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Encrypt
0
votes
313
views
1
answer
syntax - Is it possible to make anonymous inner classes in Java static?
In Java, nested classes can be either static or not. If they are static, they do not contain a reference to ... a.toUpperCase().compareTo(b.toUpperCase()); } } Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
syntax
0
votes
76
views
1
answer
How to use custom permissions in Android?
I have two applications. One is declaring permission and having single Activity: Part of AndroidManifest.xml ... =10082) requires your.namespace.permission.TEST Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
274
views
1
answer
Create PDF with Java
This question already has answers here: Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Create
0
votes
812
views
1
answer
python 3.x - UnicodeEncodeError: 'charmap' codec can't encode character 'u2010': character maps to <undefined>
This question already has an answer here: Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
114
views
1
answer
c++ - Can a recursive function be inline?
inline int factorial(int n) { if(!n) return 1; else return n*factorial(n-1); } As I was reading this ... compiler decide whether to inline a function or not ? Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
755
views
1
answer
ocr - Limit characters tesseract is looking for
Is it possible to limit the set of characters that tesseract is looking for (e.g. search only for letters a-z)? That would improve my results greatly. Question&Answers:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ocr
Page:
« prev
1
...
421
422
423
424
425
426
427
428
429
430
431
...
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 manage.py runserver 如何不在控制台显示访问记录
[2] 微信for循环加载echarts ,tab 切换,展示不同状态下的折线图,ios 系统,切换几次之后,折线图消失
[3] javascript - How can I Execute NodeJS Server Client Side With Html Button Or Alternative If Not Possible?
[4] How set a variable as a parameter value in JMeter
[5] I'm stuck, i can't pass data from model with api Rest, into another activity
[6] How to add Azure App Service redundancy using Application Gateway?
[7] 关于php yield的一些疑问
[8] c# - How to check null on passed PowerShell argument
[9] 隐藏的元素能否被影响seo,能否被抓取?
[10] html - CSS n'th class in another class
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
Recent questions
...