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
136
views
1
answer
Delete data from firebase using html on javascript
I have a function to render cards with information from my firebase DB. The div that i'm using at ... com/questions/66055005/delete-data-from-firebase-using-html-on-javascript...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Delete
0
votes
187
views
1
answer
postgresql - Why does this SQL code require "country_code" to run instead of just "code?"
I'm taking a practice SQL course, and I'm trying to understand why the following code only works if I run it the ... -this-sql-code-require-country-code-to-run-instead-of-just-code...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
postgresql
0
votes
423
views
1
answer
linux - WSL2 Ubuntu 20.04 no output for Docker container
Issue I'm on WSL2 Ubuntu 20.04, trying to run a Docker container in "interactive tty" mode, and I simply ... com/questions/66054941/wsl2-ubuntu-20-04-no-output-for-docker-container...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
linux
0
votes
567
views
1
answer
office365 - Excel, how can i count values ?next to cells with the same name
Imagine that we have this table enter image description here How can i count apples ? question from:https://stackoverflow. ... can-i-count-values-next-to-cells-with-the-same-name...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
office365
0
votes
129
views
1
answer
python - When there are two identical smallest values in a list, how do you get the first value instead of the second?
I have to get the smallest value from a list of monthly precipitation stats, then find the index of that element, then ... -smallest-values-in-a-list-how-do-you-get-the-first...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
140
views
1
answer
How can I work with AVRO Specification 1.8 in Node.js
MY organisation uses AVRO Specification 1.8 and I'm trying Node.js to serialise the data, but it's failing. I've tried ... /how-can-i-work-with-avro-specification-1-8-in-node-js...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
301
views
1
answer
angular - Inherited component fails to update property in base component
I have an Angular component inheriting a base component. @Component({ selector: "my-baseclass-component", ... /inherited-component-fails-to-update-property-in-base-component...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
angular
0
votes
202
views
1
answer
how to suppress empty list in spark dataframe json output
Here is my pyspark code: mydf = df.groupby(key1,key2) .agg(collect_list(struct(key3)).alias("list2")) . ... /66054735/how-to-suppress-empty-list-in-spark-dataframe-json-output...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
how
0
votes
418
views
1
answer
dart - How to implement an "infinite" tabbar in flutter
I try to implement a tabbar with 3 items: (back arrow, dateText, forward arrow) How can I do to have ... .com/questions/66054704/how-to-implement-an-infinite-tabbar-in-flutter...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
dart
0
votes
189
views
1
answer
r - Test if a vector contains a given element
How to check if a vector contains a given value? question from:https://stackoverflow.com/questions/66054628/how-to-if-object-in-vector-in-c...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
r
0
votes
260
views
1
answer
typescript - Load additional relationships in many-to-many query
I have a many-to-many relationship between User and Car. I would like to get all the Cars owned by ... .com/questions/66054596/load-additional-relationships-in-many-to-many-query...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
typescript
0
votes
242
views
1
answer
python - cdsapi era5 download to computer
I have some data I'd like to download from the era5 model via the cdsapi package: import cdsapi c ... https://stackoverflow.com/questions/66054515/cdsapi-era5-download-to-computer...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
433
views
1
answer
c# - What's a better method of importing PKCS#8 private keys in .NET Core 2.1?
I recently had to move an internal tooling library from .NET Core 3.0 to 2.1. In doing so I encountered that RSA ... a-better-method-of-importing-pkcs8-private-keys-in-net-core-2-1...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
c#
0
votes
368
views
1
answer
typescript - How to provide config of types for object which builds by input config
I have config: const customConfig = { documents: { url: '/documents' }, tests: { url: '/tests' } } And I ... /how-to-provide-config-of-types-for-object-which-builds-by-input-config...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
typescript
0
votes
88
views
1
answer
How to write messages to console during compile time in Typescript?
Is it possible to write messages to console during compile time? All need is a statement in my code that ... how-to-write-messages-to-console-during-compile-time-in-typescript...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
271
views
1
answer
stress testing - Stresstest peertube instance
We are gonna to start our own peertube instance. We will be using mastodon for comments, for accounts ... :https://stackoverflow.com/questions/66055212/stresstest-peertube-instance...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
stress
0
votes
88
views
1
answer
Calculate MRR from a dataset using python
I have a dataset in a .csv file. It's a booking file from which I have to calculate monthly ... stackoverflow.com/questions/66055120/calculate-mrr-from-a-dataset-using-python...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Calculate
0
votes
204
views
1
answer
python 3.x - How do I import local modules stored in my Google Drive to Google Collab?
I did connect Google Collab with my Google Drive from google.colab import drive drive.mount('/content/drive/') ... import-local-modules-stored-in-my-google-drive-to-google-collab...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
276
views
1
answer
I restarted my computer and Android studio is not shutting down or quitting app
I tried quitting through terminal it didn't work. I tried restarting my computer android seems to be stuck in a ... computer-and-android-studio-is-not-shutting-down-or-quitting-app...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
I
0
votes
897
views
1
answer
filter - Select random 50% of sample, but only 1 person per couple
Essentially, I'm trying to do stratified random sampling. I want to run an analysis on data with heterosexual couples. ... /select-random-50-of-sample-but-only-1-person-per-couple...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
filter
0
votes
79
views
1
answer
javascript - button that creates object
Could someone tell me how could I create a new object with a function? How could I change the name ... from:https://stackoverflow.com/questions/66051809/button-that-creates-object...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
javascript
0
votes
112
views
1
answer
python - Unzipped an email csv
I am in the process of migrating an app that ingests an email and extracts the zip file attachment. This ... :https://stackoverflow.com/questions/66051733/unzipped-an-email-csv...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
206
views
1
answer
php - What does this code do? Is it part of malware?
I found this code snippet in 4 of the files on a friends WP site. He recently was attacked. But the timestamps ... questions/66051439/what-does-this-code-do-is-it-part-of-malware...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
php
0
votes
305
views
1
answer
linux - Unable to hit websites with Self-Signed Certificates after NSS upgrade
We recently upgraded NSS from version 3.44 (nss-3.44.0-4.el7.x86_64) to version 3.53 (nss-3.53. ... /66051398/unable-to-hit-websites-with-self-signed-certificates-after-nss-upgrade...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
linux
0
votes
294
views
1
answer
python - django static files versioning
I'm working on some universal solution for problem with static files and updates in it. Example: let's ... ://stackoverflow.com/questions/66051379/clearing-browser-cache-in-django...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
python
0
votes
374
views
1
answer
How to create relative mark positions in Vega LIte
I have a pie chart with width & height set to "container". I would like to label each slice of the pie ... com/questions/66051254/how-to-create-relative-mark-positions-in-vega-lite...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
How
0
votes
212
views
1
answer
Salesforce Marketing Cloud SQL
Can we identify the weekday or which day in SFMC tool through SQL, The scenario is, i need all the ... :https://stackoverflow.com/questions/66051231/salesforce-marketing-cloud-sql...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Salesforce
0
votes
285
views
1
answer
Leaflet - how to rotate latlong 90degrees?
Wrong Right Ive got a CRS.simple map made from x y coordinates. When inserted with markers, they go ... stackoverflow.com/questions/66051138/leaflet-how-to-rotate-latlong-90degrees...
asked
Oct 6, 2021
in
Technique[技术]
by
深蓝
(
71.8m
points)
Leaflet
Page:
« prev
1
...
67
68
69
70
71
72
73
74
75
76
77
...
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] javascript - Puppeteer Cannot read property getElementById of undefined
[2] javascript - Firebase: Does the bucket owner have access to all data?
[3] mobile proxy. Cannot assign requested address
[4] javascript - Confirmation Message not working Using Ajax Codeigniter
[5] 公司项目能否使用qq表情gif
[6] 使用vue怎么在所有元素加载完后执行?
[7] python - Winsorize dataframe columns per month while ignoring NaN's
[8] DolphinDB的数据回放功能和流计算引擎在多机集群中如何实现资源的高效利用
[9] colly:invalid memory address or nil pointer dereference
[10] 使用Tag Push Hook时无法触发Jenkins
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
...