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 Python
0
votes
817
views
1
answer
python - Docker "ERROR: could not find an available, non-overlapping IPv4 address pool among the defaults to assign to the network"
I have a directory apkmirror-scraper-compose with the following structure: . ├── docker-compose.yml ├── privoxy │? ... is causing this error? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
197
views
1
answer
python - How do operator.itemgetter() and sort() work?
I have the following code: # initialize a = [] # create the table (name, age, job) a.append(["Nick", 30 ... How could I do it without operator? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
124
views
1
answer
python - How to sort my paws?
In my previous question I got an excellent answer that helped me detect where a paw hit a pressure plate, ... the updates regarding the project! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
362
views
1
answer
python - A column-vector y was passed when a 1d array was expected
I need to fit RandomForestRegressor from sklearn.ensemble. forest = ensemble.RandomForestRegressor(**RF_tuned_parameters) model ... this issue? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
199
views
1
answer
python - anaconda update all possible packages?
I tried the conda search --outdated, there are lots of outdated packages, for example the scipy is 0.17.1 but the ... all of them in one go? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
246
views
1
answer
python - Resize fields in Django Admin
Django tends to fill up horizontal space when adding or editing entries on the admin, but, in some cases, is ... of a TextField edit box? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
164
views
1
answer
python - Fastest way to get the first object from a queryset in django?
Often I find myself wanting to get the first object from a queryset in Django, or return None if ... churning memory with exception objects? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
217
views
1
answer
python - Tensorflow Strides Argument
I am trying to understand the strides argument in tf.nn.avg_pool, tf.nn.max_pool, tf.nn.conv2d. The ... too well to this scenario. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
631
views
1
answer
python - Sound alarm when code finishes
I am in a situation where my code takes extremely long to run and I don't want to be staring at it all the time ... If so, how could I do it? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
352
views
1
answer
python - Difference between BeautifulSoup and Scrapy crawler?
I want to make a website that shows the comparison between amazon and e-bay product price. Which of these will ... so much with Scrapy crawler. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
256
views
1
answer
python - Anaconda export Environment file
How can I make anaconda environment file which could be use on other computers? I exported my anaconda python ... different on other's pcs. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
501
views
1
answer
python - Argparse: Required arguments listed under "optional arguments"?
I use the following simple code to parse some arguments; note that one of them is required. Unfortunately, ... -output OUTPUT Output file name See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
203
views
1
answer
python - What are Flask Blueprints, exactly?
I have read the official Flask documentation on Blueprints and even one or two blog posts on using them. I've ... that I elected to ask here. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
317
views
1
answer
python - How can I rename a conda environment?
I have a conda environment named old_name, how can I change its name to new_name without breaking references? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
237
views
1
answer
python - KeyError while accessing dictionary?
I have a dictionary named json_dict given below. I need to access the element ==> json_dict['OptionSettings'][3]['Value ... ": "param4" } ] } See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
390
views
1
answer
python - I am attempting to print only a selected amount of Pi, it returns with an error of "Decimal has no attribute: __getitem__
def pi(): prompt=">>> " print " WARNING: Pi may take some time to be calculated and may not always ... ' object has no attribute '__getitem__' See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
142
views
1
answer
python - Why can't I use yield with return?
I would like you to consider the following code: def func(alist): if len(alist) == 1: return arg * ... causing Python to throw the SyntaxError? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
238
views
1
answer
python takes list and returns only if negative value also exists using set
Basically I have a big list: # where (n) is over a couple hundred thousand or is 1 million def big_list(n): ... set, and I''m really lost. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
211
views
1
answer
python - how to find the coordinate of points projection on a planar surface
Hope doing well. I have two numpy array, both are some points in the space. Using python, I want to firstly ... , I truely appreciate any help. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
343
views
1
answer
python - Program that checks if a number is prime number
Hello I have created this program to check if a number is a prime number. It works but for some reason says ... : print 'Prime Number!' break See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
158
views
1
answer
python 3.x - Selenium - Finding element based on ember
I am working with selenium in python 3.6 on the chrome browser. I have programmed it to the point where ... is wrong would be very appreciated. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
620
views
1
answer
python - Can't print the text on jupyter notebook using `matplotlib.pyplot`
Here is my sample code on jupyter notebook: fig = plt.figure() ax = fig.add_subplot(111) ax.plot ... .mpl_connect('button_press_event', onclick) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
267
views
1
answer
python - Why do numpy array turns int into float
I'm trying to fill an array with integers, but it seems like numpy array keep turning the integers into floats. Why is ... print(arr[3]) >>>7.0 See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
165
views
1
answer
python - Performing high number of 4x4 matrix inversion - PyCuda
I am looking for a solution with Python to perform matrix inversions. I think there should be a way with CUBLAS or ... 35.106 and CUDA-10.0)? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
332
views
1
answer
python 3.x - How to bookmark a page in Django?
I am trying to edit an html page so a logged in user can favorite / bookmark a video.id Here is the ... , 'researcher_view_app/%s' % fav_id) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
334
views
1
answer
python - Is there a better way to tidy this chuck of code? It is the Runge-Kutta 4th order with 4 ODEs
def xpos(x,y,t): #dx/dt = v_x return vx def ypos(x,y,t): #dy/dt = v_y return vy def xvel(x,y,t ... included the relevant (RK4) part of the code. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
252
views
1
answer
python - How to update label on tkinter
I would like to update a label once I press one of the buttons. Here is my code - I added a label (caled ... title("My Program") root.mainloop() See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
603
views
1
answer
python - __init__() takes exactly 2 arguments (1 given)?
I would like to know where am lagging, Looking for your advices.. class Student_Record(object): def __init__(self, ... 2 arguments (1 given) See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
Page:
« prev
1
...
257
258
259
260
261
262
263
264
265
266
267
...
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] c++ - What is object slicing?
[2] 为什么我设置了Git push的时候忽略了这个配置文件。为什么提交的时候。还是会提示出来呢?为什么没有隐藏这个文件呢?
[3] javascript - Global function is not a function in latest browsers Microsoft Edge & Chrome
[4] 小程序这个3D旋转效果是怎么做的?
[5] swift - SwiftUI macOS view starts lagging when displaying multiple charts
[6] 使用*as以后在发方法中调用,当深拷贝时报错是为什么?
[7] nodejs的buffer数组中文编码是如何转换的?
[8] 微信小程序上拉加载更多如何有淡入效果
[9] vue Network接口有数据,但是console界面报跨域问题
[10]js按钮双击怎么不让它执行两次单击事件
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
...