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)
Hot questions
0
votes
278
views
1
answer
python - Django 1.9 ImportError for import_module
When trying to run either runserver or shell using manage.py I get an ImportError exception. I'm using Django ... .com/questions/32761566/django-1-9-importerror-for-import-module...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
279
views
1
answer
testing - How to get the current URL after a redirect in a Symfony2 WebTestCase?
Using the Symfony2 WebTestCase, I have the following test : $client->request('GET', '/'); $this->assertTrue( ... get-the-current-url-after-a-redirect-in-a-symfony2-webtestcase...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
testing
0
votes
622
views
1
answer
intellij idea - Using PhpStorm IdeaVim, I can't use shift+arrow keys to select words
I am using PhpStorm 7.1.2 with IdeaVim plugin. When in Insert mode, I want to select words using Shift + ... /using-phpstorm-ideavim-i-cant-use-shiftarrow-keys-to-select-words...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
intellij
0
votes
239
views
1
answer
Python Pandas: Boolean indexing on multiple columns
(This question already has answers here): question from:https://stackoverflow.com/questions/17216153/python-pandas-boolean-indexing-on-multiple-columns...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Python
0
votes
394
views
1
answer
swift - Is there a difference between "is" and isKindOfClass()?
Swift provides the is keyword (and as?) to check whether an object can be downcast successfully: if foo ... /questions/24877661/is-there-a-difference-between-is-and-iskindofclass...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
swift
0
votes
274
views
1
answer
Change the Increment Value of HTML Number Input - Decimals
Is there any way to change how much a number is incremented when using the up/down arrows on a HTML ... questions/26003148/change-the-increment-value-of-html-number-input-decimals...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Change
0
votes
179
views
1
answer
Check if input is integer type in C
The catch is that I cannot use atoi or any other function like that (I'm pretty sure we're supposed to ... stackoverflow.com/questions/4072190/check-if-input-is-integer-type-in-c...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Check
0
votes
266
views
1
answer
r - Create a sequential number (counter) for rows within each group of a dataframe
(This question already has answers here): question from:https://stackoverflow.com/questions/11996135/create-a-sequential-number-counter-for-rows-within-each-group-of-a-dataframe...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
293
views
1
answer
c++ - Why isn't it legal to convert "pointer to pointer to non-const" to a "pointer to pointer to const"
It is legal to convert a pointer-to-non-const to a pointer-to-const. Then why isn't it legal to convert a ... legal-to-convert-pointer-to-pointer-to-non-const-to-a-pointer-to...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
304
views
1
answer
debugging - Rails - error in production mode
Rails 3.2.3 In production mode I have an error and it displays standard "we're sorry" page. In ... :https://stackoverflow.com/questions/11601484/rails-error-in-production-mode...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
debugging
0
votes
340
views
1
answer
bash - Find all files in a directory that are not directories themselves
I am looking for a way to list all the files in a directory excluding directories themselves, and the files in ... find-all-files-in-a-directory-that-are-not-directories-themselves...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
bash
0
votes
216
views
1
answer
What is the significance of the reverse domain name for java package structure
Why do we use reverse domain name like com.something. or org.something. structure for java packages? I ... -significance-of-the-reverse-domain-name-for-java-package-structure...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
What
0
votes
204
views
1
answer
swift - Can I install Xcode on an external hard drive along with the iPhone Simulator.app?
I want to install xcode to deploy a cross platform flutter application but I cant find enough space for Xcode is ... on-an-external-hard-drive-along-with-the-iphone-simulator-ap...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
swift
0
votes
344
views
1
answer
memoize to disk - python - persistent memoization
Is there a way to memoize the output of a function to disk? I have a function def ... stackoverflow.com/questions/16463582/memoize-to-disk-python-persistent-memoization...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
memoize
0
votes
263
views
1
answer
node.js + express.js: session handling with mongodb/mongoose
Right now i'm storing my session data in the "memory store" which comes bundled with connect(express). But ... /6819911/node-js-express-js-session-handling-with-mongodb-mongoose...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
node.js
0
votes
197
views
1
answer
android - ViewPager + FragmentPagerAdapter inside a DialogFragment gets "IllegalArgumentException:No view found..."
I am trying to show a FragmentDialog ( created and shown as a dialog NOT added as ... /13334733/viewpager-fragmentpageradapter-inside-a-dialogfragment-gets-illegalargumentex...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
android
0
votes
301
views
1
answer
recursion - Which recursive functions cannot be rewritten using loops?
(This question already has answers here): question from:https://stackoverflow.com/questions/531668/which-recursive-functions-cannot-be-rewritten-using-loops...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
recursion
0
votes
183
views
1
answer
c# - Is it possible to call an awaitable method in a non async method?
(This question already has answers here): question from:https://stackoverflow.com/questions/12402681/is-it-possible-to-call-an-awaitable-method-in-a-non-async-method...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c#
0
votes
343
views
1
answer
wpf - Using a Storyboard animation on a programmatically-added control
I'm trying to fade in a new control to my application's "app" area which is programmatically added ... /695782/using-a-storyboard-animation-on-a-programmatically-added-control...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
wpf
0
votes
144
views
1
answer
ruby - Why is "slurping" a file not a good practice?
Why is "slurping" a file not a good practice for normal text-file I/O, and when is it useful? For example, ... .com/questions/25189262/why-is-slurping-a-file-not-a-good-practice...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
ruby
0
votes
125
views
1
answer
c - Function optimized to infinite loop at 'gcc -O2'
Context I was asked the following puzzle by one of my friends: void fn(void) { /* write something after ... .com/questions/28631378/function-optimized-to-infinite-loop-at-gcc-o2...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c
0
votes
113
views
1
answer
c++ - Is sizeof(*ptr) undefined behavior when pointing to invalid memory?
We all know that dereferencing an null pointer or a pointer to unallocated memory invokes undefined behaviour. ... /is-sizeofptr-undefined-behavior-when-pointing-to-invalid-memory...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c++
0
votes
635
views
1
answer
gitignore - How do I ignore file extensions in git regardless of case?
I want to tell git to ignore e.g. jpg files regardless of how the extension is written. e.g. *.jpg should ... /11116636/how-do-i-ignore-file-extensions-in-git-regardless-of-case...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
gitignore
0
votes
103
views
1
answer
java - Get bluetooth signal strength
I want to get the Bluetooth signal strength of an another device which connected to my phone, How can ... https://stackoverflow.com/questions/15312858/get-bluetooth-signal-strength...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
251
views
1
answer
linux - Disable randomization of memory addresses
I'm trying to debug a binary that uses a lot of pointers. Sometimes for seeing output quickly to ... //stackoverflow.com/questions/5194666/disable-randomization-of-memory-addresses...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
linux
0
votes
241
views
1
answer
Android Studio: how to see a list of all warnings?
If I change editor settings, I can see more warnings marked in yellow but I have to find and see them manually. ... /37438260/android-studio-how-to-see-a-list-of-all-warnings...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Android
0
votes
117
views
1
answer
How to implement "mustMatch" and "selectFirst" in jQuery UI Autocomplete?
I recently migrated a few of my Autocomplete plugins from the one produced by bassistance to the jQuery UI ... how-to-implement-mustmatch-and-selectfirst-in-jquery-ui-autocomplete...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
124
views
1
answer
android - Adb backup does not work
I need help from you guys, because I don't know what I did wrong with adb backup. I want to backup my ... from:https://stackoverflow.com/questions/34482042/adb-backup-does-not-work...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
android
Page:
« prev
1
...
95
96
97
98
99
100
101
102
103
104
105
...
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] vue项目打开打印机后 element-input 无法输入
[2] vue websocket向后端发送blob为空
[3] Powershell: Get-ChildItem performance to deal with bulk files
[4] 为什么webpack报找不到vue?
[5] 为什么 ,方法参数/捕获的异常/foreach的变量不应该被重新赋值?
[6] vue中一个页面请求多个接口(echarts图表类展示)
[7] php - Handling session already started & set_cookie_params
[8] Custom Shortcode To Display ACF Checkbox Field As Links In Wordpress Block Editor
[9] vue element ui表单验证,输入框的表单验证,设置为数值型,类型验证可以通过,但min,max处一直报错。
[10] vue display:none,@click @change失效有啥办法解决吗
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
...