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
432
views
1
answer
python - With PyQt5, how to add drop shadow effect on the rectangle area of a layout
I'm trying to implement a grid of images with titles under them, with a drop shadow on hover. What I've done so ... how-to-add-drop-shadow-effect-on-the-rectangle-area-of-a-layout...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
542
views
1
answer
When i press hamburger icon in my React Native app the drawer opens only from the last screen
I am using "@react-navigation" and I've created three screens, when I touch the hamburger icon the drawer menu only ... icon-in-my-react-native-app-the-drawer-opens-only-from-th...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
When
0
votes
272
views
1
answer
java - Multi factor authentication with spring security
I want to implement multi factor authentication in my web application using spring security, so I need ... .com/questions/65922218/multi-factor-authentication-with-spring-security...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
204
views
1
answer
python - Read in parallel and write sequentially?
I have the following code which read and write for each id sequentially. async def main(): while id ... stackoverflow.com/questions/65922160/read-in-parallel-and-write-sequentially...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
309
views
1
answer
amazon ec2 - Discrepancy between CPU utilization of ECS service and EC2 instance
I'm seeing some discrepancy between ECS service and EC2 in terms of CPU utilization metrics. We have an EC2 ... /discrepancy-between-cpu-utilization-of-ecs-service-and-ec2-instance...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
amazon
0
votes
238
views
1
answer
python - widget's leaveEvent() is missed when scrolling through the encapsulating QScrollArea()
I have a grid of QWidget()s in a QScrollArea(). I override their leaveEvent() for a particular ... /widgets-leaveevent-is-missed-when-scrolling-through-the-encapsulating-qscroll...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
312
views
1
answer
python - PySpark. Correlation between spark.yarn.executor.memoryOverhead and spark.executor.pyspark.memory
I faced with an issue when serving ml model using PySpark 2.4.0 and MlFlow. Executor fails with ... pyspark-correlation-between-spark-yarn-executor-memoryoverhead-and-spark-execut...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
327
views
1
answer
Using PowerShell to get IIS 8.5 Log File information
I need to know how to adjust one setting in IIS 8.5 that is under the logging icon. Within that section ... questions/65921984/using-powershell-to-get-iis-8-5-log-file-information...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Using
0
votes
211
views
1
answer
PrintWriter not writing to file in java
Please can someone advise if there is anything wrong with this code? It doesn't write anything to the file ... .com/questions/65922550/printwriter-not-writing-to-file-in-java...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
PrintWriter
0
votes
151
views
1
answer
Assign dynamic class in Angular
I am trying to assign a height class like this: <div class="getScrollViewHeight()"> And my method looks ... ://stackoverflow.com/questions/65922383/assign-dynamic-class-in-angular...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Assign
0
votes
270
views
1
answer
Ansible dinamy assignment of roles from variable list
Hello Im trying to implement a black list system for roles from host_vars variables, it works but Im ... questions/65922163/ansible-dinamy-assignment-of-roles-from-variable-list...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Ansible
0
votes
260
views
1
answer
postgresql - Offline slony installation on enterprise database 13.1
I have been using Windows 10 operating system. I want to use slony master-slave setup with postgresql. ... questions/65922130/offline-slony-installation-on-enterprise-database-13-1...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
postgresql
0
votes
124
views
1
answer
sql - Create column based on other column but with conditions
I'm very new to SQL and I've I simply cannot work out a method for the following: I have this ... com/questions/65922087/create-column-based-on-other-column-but-with-conditions...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
sql
0
votes
594
views
1
answer
pandas - Python plotly order facet_wrap by specific facet
I have a simple facet_wrap barplot generated in python plotly that looks like the attached image. Is it ... questions/65922069/python-plotly-order-facet-wrap-by-specific-facet...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
pandas
0
votes
360
views
1
answer
faye - Support replication with clustering?
With clustering in faye. At clustering in faye I can have many servers above a redis db. If we ... :https://stackoverflow.com/questions/65922006/support-replication-with-clustering...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
faye
0
votes
100
views
1
answer
javascript - Hide div if database contains value - Angular
I want to check if a postgresql database contains a specific value. If it is true I want to hide ... .com/questions/65922695/hide-div-if-database-contains-value-angular...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
javascript
0
votes
321
views
1
answer
python 3.x - error in forms.py wile runserver or migrate
I am trying to add one more field of profile picture in my registration form but after saving the code and ... com/questions/65922570/error-in-forms-py-wile-runserver-or-migrate...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
204
views
1
answer
java - How do I take the union of sets?
Is there any optimal way to get all union of n sets? This is what I have done, but it is very slow for a ... ://stackoverflow.com/questions/65922558/how-do-i-take-the-union-of-sets...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
72
views
1
answer
Aplicate a complex operation on a column to create a new dataframe in R
I have a dataframe that looks like the the following, lets call it DF |Symbol | Date | volume |price | |------- ... -a-complex-operation-on-a-column-to-create-a-new-dataframe-in-r...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Aplicate
0
votes
183
views
1
answer
python - How to interpret predict_proba in Mord LogisticAT?
This is the code I used : or2 = LogisticAT() or2.fit(X_tr1, y_tr1.values, sample_weight = weight) ... com/questions/65922528/how-to-interpret-predict-proba-in-mord-logisticat...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
224
views
1
answer
java - How to get the handler, route having an issue?
I'm currently having a server where mTLS is enabled. With this, a client trying to make a HTTP request to it ... com/questions/65922447/how-to-get-the-handler-route-having-an-issue...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
194
views
1
answer
php - Wordpress - Downloading a zip containing an exe file
I cannot seem to be uploading a zip after downloading one containing an exe in Wordpress. I use the ... /questions/65922132/wordpress-downloading-a-zip-containing-an-exe-file...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
php
0
votes
107
views
1
answer
python - How to remove duplicates from list of dicts?
I have a list of dictionaries in python as follows: [{'category': 'software', 'name': 'irssi', ' ... ://stackoverflow.com/questions/65922531/how-to-filter-list-of-dictionaries...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
150
views
1
answer
python - Adding a new term to a built-in loss function in keras
I am working with the below loss function to train the neural network that I am working with: loss = {'time_prediction': ... adding-a-new-term-to-a-built-in-loss-function-in-keras...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
120
views
1
answer
java - How to retrieve list of all local audio files and its parameters properly?
For now, I'm doing this with content resolver. Code: private fun loadMedia(): List<LocalMusic> { val list = ... -retrieve-list-of-all-local-audio-files-and-its-parameters-properly...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
java
0
votes
130
views
1
answer
Avoid being flooded by Azure Devops notifications
We have global notifications setup to send notification to work items assignees. But since there are many ... /questions/65922035/avoid-being-flooded-by-azure-devops-notifications...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Avoid
0
votes
50
views
1
answer
javascript - Cant access props in react application showing undefined
So when I am passing props from one of my Next Js pages to my component I can console log the ... com/questions/65922458/cant-access-props-in-react-application-showing-undefined...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
javascript
0
votes
152
views
1
answer
python - Best practice for passing Pandas DataFrame to functions
I am currently working with a few DataFrames and want to make my code modular. That entails passing ... questions/65922241/best-practice-for-passing-pandas-dataframe-to-functions...
asked
Oct 7, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
Page:
« prev
1
...
191
192
193
194
195
196
197
198
199
200
201
...
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] React中使用ant 通过ref调用子组件的from表单的onFinish方法 返回值为undefined
[2] vue、react, router 返回不保留历史访问记录,经验分享
[3] git 提交代码时会把别人提交过的重复提交一遍
[4] javascript - Converting async es6 syntax function to es5 syntax async function
[5] 请求的数据放在数组里面,在外面打印不到
[6] vue里面如何更改 ".svg" 图片的type类型?
[7] .net - Change dynamically component of View
[8] Automating makefile for all files in a certain directory
[9] group by - use of group_by() function results in "Error in check_dots_used..." I tried updating packages and nothing worked. Any advice?
[10] ios - How do I obtain a background task scheduler identifier Xcode
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
...