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
277
views
1
answer
python - How to delete all columns in DataFrame except certain ones?
Let's say I have a DataFrame that looks like this: a b c d e f g 1 2 3 4 5 6 7 4 3 7 ... hypothetically I have 1000 columns of data. Thank you. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
231
views
1
answer
python - Why does `if None.__eq__("a")` seem to evaluate to True (but not quite)?
If you execute the following statement in Python 3.7, it will (from my testing) print b: if None.__eq__("a"): ... None. What's going on here? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
289
views
1
answer
python - plot a document tfidf 2D graph
I would like to plot a 2d graph with the x-axis as term and y-axis as TFIDF score (or document id) for ... of clusters ranging 0 to 10 Thanks, See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
245
views
1
answer
python - Selecting rows from a Pandas dataframe with a compound (hierarchical) index
I'm suspicious that this is trivial, but I yet to discover the incantation that will let me select rows from a Pandas ... ['a','b','c'] See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
233
views
1
answer
python - Set up virtualenv using a requirements.txt generated by conda
I'm setting up a python project, using an Anaconda virtual environment. I'm generating a requirements.txt so ... themselves some extra work? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
129
views
1
answer
python - Add/remove custom stop words with spacy
What is the best way to add/remove stop words with spacy? I am using token.is_stop function and would like ... regarding of stop words. Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
121
views
1
answer
python - What is the true difference between a dictionary and a hash table?
I've always used dictionaries. I write in Python. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
220
views
1
answer
python - iPython Code Completion / Intellisense on Dot Possible?
As someone trying to learn the ins and outs of Python (with emphasis on scientific computing - ie: pandas, ... parameter of pd.read_csv(). See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
138
views
1
answer
python - Warning message while running Flask
While I am running Flask code from my command line, a warning is appearing: Serving Flask app "hello_flask" ( ... instead. What does this mean? See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
250
views
1
answer
python - Reading tab-delimited file with Pandas - works on Windows, but not on Mac
I've been reading a tab-delimited data file in Windows with Pandas/Python without any problems. The data file ... file works fine on Windows. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
169
views
1
answer
python 2.7 - Save additional attributes in Pandas Dataframe
I recall from my MatLab days using structured arrays wherein you could store different data as an attribute of the main ... this in IO().h5load. See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
282
views
1
answer
python - What is a "good" palette for divergent colors in R? (or: can viridis and magma be combined together?)
I am interested in having a "good" divergent color pallette. One could obviously use just red, white, and blue: ... of such a solution) Thanks! See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
154
views
1
answer
python - How do I visualize a net in Pytorch?
import torch import torch.nn as nn import torch.optim as optim import torch.utils.data as data import torchvision ... has no attribute 'grad_fn' See Question&Answers more detail:os...
asked
Oct 24, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
186
views
1
answer
python - What does sudo -H do?
After trying to install virtualenv with pip $ pip install virtualenv I got a permission denied error IOError: [Errno 13] ... sudo's -H flag do? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
166
views
1
answer
python - How to add and remove new layers in keras after loading weights?
I am trying to do a transfer learning; for that purpose I want to remove the last two layers of the neural ... were accessed without issue: [] See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
260
views
1
answer
python - Send log messages from all celery tasks to a single file
I'm wondering how to setup a more specific logging system. All my tasks use logger = logging.getLogger( ... messages created in my tasks. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
179
views
1
answer
python - How to generate random colors in matplotlib?
What's the trivial example of how to generate random colors for passing to plotting functions? I'm calling scatter ... RGB or RGBA, however. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
202
views
1
answer
python - Argmax of numpy array returning non-flat indices
I'm trying to get the indices of the maximum element in a Numpy array. This can be done using numpy.argmax. ... any better way of doing this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
116
views
1
answer
python - Foreign key from one app into another in Django
I'm wondering if it's possible to define a foreign key in a models.py file in Django that is a reference to ... I just got the syntax wrong? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
363
views
1
answer
python - How to add a title to Seaborn Facet Plot
How do I add a title to this Seaborne plot? Let's give it a title 'I AM A TITLE'. tips = sns.load_dataset ... .plt.scatter, "total_bill", "tip") See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
325
views
1
answer
python - IronPython: EXE compiled using pyc.py cannot import module "os"
I have a simple IronPython script: # Foo.py import os def main(): print( "Hello" ) if "__main__" == __name__: ... fine if I run with ipy.exe.) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
551
views
1
answer
python - Django admin interface: using horizontal_filter with inline ManyToMany field
I have a Django model field that I'd like to inline. The field is a many-to-many relationship. So ... admin.site.register(Project, ProjectAdmin) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
212
views
1
answer
python - LSTM Autoencoder
I'm trying to build a LSTM autoencoder with the goal of getting a fixed sized vector from a sequence, which represents ... ='post', value=0. ) See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
159
views
1
answer
python - In production, Apache + mod_wsgi or Nginx + mod_wsgi?
What to use for a medium to large python WSGI application, Apache + mod_wsgi or Nginx + mod_wsgi? Which ... Other suggestions are also welcome. See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
137
views
1
answer
python - How to create an empty R vector to add new items
I want to use R in Python, as provided by the module Rpy2. I notice that R has very convenient [] operations ... there a better way to do this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
223
views
1
answer
python - Creating Signed URLs for Amazon CloudFront
Short version: How do I make signed URLs "on-demand" to mimic Nginx's X-Accel-Redirect behavior (i.e. ... would be better suited for this? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
297
views
1
answer
python - How to control the parallelism or concurrency of an Airflow installation?
In some of my Apache Airflow installations, DAGs or tasks that are scheduled to run do not run even when the ... to reduce the average load? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
276
views
1
answer
python - Selenium Webdriver finding an element in a sub-element
I am trying to search for an element in a sub-element with Selenium (Version 2.28.0), but selenium des ... me understand what is happening here? See Question&Answers more detail:os...
asked
Oct 17, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
Page:
« prev
1
...
376
377
378
379
380
381
382
383
384
385
386
...
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] Creating Electron App with Downloadable Add-Ons
[2] c#的Task是针对多核优化的吗
[3] NULL值计入count吗
[4] dolphindb中怎么设置字段的comment?
[5] php - Google Search Autocomplete/Autosuggest Function Slow
[6] reactjs - Query filtered Firestore data with React - query works perfectly in rules playground
[7] android - Unable to launch activity from notification when app is in background
[8] 使用acme.sh 申报SSL的时候一直报错
[9] 提取域名后缀之前的部分
[10] javascript - When I run a script it tells me that filter is not a function. [Discord.js]
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
...