problem description
I also took a look at Baidu, saying that the stability of the built-in server is poor, and the concurrency is not high. But there is no specific summary, ask the great god. no, no, no.
I also took a look at Baidu, saying that the stability of the built-in server is poor, and the concurrency is not high. But there is no specific summary, ask the great god. no, no, no.
I also tried to find some answers. Flask actually uses a server in werkzeug internally, and its server is a lightweight server. Its official website also wrote: it appears for the convenience of development and is very inefficient under high load. So there's no need to delve into it.
ORM Model Tokens has a field that is the creation time, as follows: create_time = db.Column(db.DateTime, nullable=False, default=datetime.now) Screenshot in the database: stackoverflowcast: db.cast(t.create_time, db.DATE)print: alone prin...
deploy the Flask project using gunicorn on the remote Linux Ubuntu server, but not using Nginx for the time being. For the Baidu Cloud domain name bought by , I applied for a free SSL certificate. There are three files downloaded with the exten...
this is my flask code: < H1 > coding=utf-8 < H1 > from flask import render_template, request,flash, redirect, url_for,current_app,abort from. Import main from.. import db from.. models import Post, Comment from flask_login import login_required,...
according to the book, this error will be reported all the time, which probably means that this error can only be used in the same thread, right? Do you want to use creat_scoped_session? please give me some advice. Thank you! sqlalchemy.exc.Programm...
Project structure: react frontend + flask backend problem description: when I log in, I call session [ token ] = username, and I see the cookie written in the browser s cookie (the key-value pair is session:asasjndjan). When I click to log out again...
I am writing a web page panel of selenium crawler, using flask to control some behavior of selenium. The target web page needs to scan the QR code to log in, and now the card is at this stage after scanning the QR code, because I can t figure out how t...
Flask framework, items are separated before and after . Cannot get data for fetch, backend post; specific symptoms: 1. getpost; 2. request.form 3. segmentfault; 4. POST Formdata username: aaa password: 1...
the result of the query is a model.user type, not a simple dict, so how can you use it like an object? user = User.query.filter(User.username == username, User.password == password).first() ...
I built a website by learning that Flask Web (is the book whose cover is a dog). On the login page, I need to call the interface provided by WebService. Another developer on our side gave me an WebService interface for me to call, but I don t know how ...
Why is my interface no different from that of an ordinary user when I create an administrator user? My administrator mailbox is set as follows, that is, my QQ Mail. The last two pictures are the creation interfaces for ordinary users and administrator u...
resp = make_response () resp.set_cookie ( addr , [])-sharp reported an error ...
now there is a problem in the project. The project is completed in flask. Now there are several data tables with the same order field, and all need to query the data of these tables and adjust the value of the order field. the inefficient way is to im...
1. Py2.7,flask framework used by the development environment in pycharm, 2. During development, you create the flask project directly in pycharm code as follows: 3. The phenomenon is that the port is specified or the ip is set together with the port ...
: |--hello.py |--admin |--__init__.py |--admin.py hello.py from flask import Flask from admin.admin import admin app = Flask(__name__) app.register_blueprint(admin, url_prefix= admin ) admin.py from flask import Blueprint admin =...
visit https: www.oyohyee.com admin] will be redirected to [ http: www.oyohyee.com,www.oy.] use curl-IL https: www.oyohyee.com admin to get the following information HTTP 1.1 301 MOVED PERMANENTLY Server: nginx 1.12.2 Date: Thu, 12 Apr 2018 00:45:2...
define in models.py jiezhi_date = models.DateTimeField (blank = True, null = True, db_index = True, verbose_name = _ (u information cutoff )) in the template: < div style= "color:-sharpA8B1BA; " class= "text " > deadline: {{form.jiezhi_date}}...
forgive me, but I don t know how to describe the title of the problem. My problem goes like this: a novice flask writes two pages, one uses a form to obtain data, such as entering 30, and the other returns data, such as displaying 30 and then hanging on...
I want to use flask to write a crawler, start it by clicking the button at the front, and then save the crawled content in the database, and the front end to display the data. is mainly about how to call the crawler. Give me an idea. Thank you ....
recently, I was learning the flask framework. When I came into contact with the concept of "separation of front and rear ends ", I was very curious. I checked on the Internet and said that the front and rear ends exchange data through JSON. My personal ...
according to the code of Dog Book, the program push to heroku master, was successfully run as a result of heroku run python flasky.py deploy failure error report is as follows: File " app .heroku python lib python3.6 site-packages alembic script bas...