1. First look at the screenshot picture description I want to keep a straight line between the left side and the right side of the input box and a straight line on the right . 2. The static box code of bootstrap is used as follows: ...
is writing a simple web app in flask. the function you want to achieve is: upload an excel file Clean up the data with pandas the resulting dataframe is previewed with a table at the front end After the preview is correct, upload it to the dat...
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novice, who is trying to write a project by himself with flask, uses bootstrap-select s drop-down multi-selection menu to pass parameters from the background to option display list. There is no problem with the multi-selection function, but he does ...
rt, created a soft connection successfully, but an error was reported if you typed it. How to solve this problem? [root@localhost ~]-sharp ln -s usr local python3 bin uwsgi usr bin uwsgi ln: " usr bin uwsgi": [root@localhost ~]-sharp wher...
this afternoon, I wrote an ajax request and response method, something like this: <script type="text javascript"> $(function () { $.get("{{ url_for( blueprint.api ) }}", function (data) { console.log(d...
the following error is always reported when installing uswgi. How to deal with it [root@localhost ~]-sharp sudo python3 -m pip install uwsgi Collecting uwsgi Using cached https: files.pythonhosted.org packages 98 b2 19b34b20662d111f7d2f926cdf10e1338...
previously made a drop-down menu to connect to the database, but if you want to make a double associated drop-down, select the button, and then grab data from the database, but there has been no way, the database is as follows: < table > < thead > < tr...
from __future__ import unicode_literals -sharpfrom flask_restful import reqparse,Api, Resource from flask_restful import Api from flask import Flask,request -sharpfrom flask import abort -sharpfrom flask import make_response,Response import json -sha...
I want to implement a crawler, but highly concurrent data cannot be inserted into the database? how to insert database concurrently with sqlalchemy mysql ...
how to page this page in pages ...
The code iterates one line at a time, expecting the tell method to return the position of the current pointer. But what is actually returned is the last location of the entire document; Please help me to see what the problem is? My Daily.txt Good mo...
The code is basically typed according to the flask book whose cover is a dog . @users.before_app_request def before_request(): if current_user.is_authenticated: current_user.ping() if not current_user.confirmed an...
these are the data of my two tables: flask: sqlalchemy: : ...
for example, there is a form like this: <input type="text" name="user[name]" value="bob"> is parsed into the following format in rails params { user: { name: "bob" } } so there are two questions I ...
write with Flask. When you get to the front end of the render_template () data page, you suddenly start to report dead errors. No matter how you adjust the back end, it is useless. Which god helps to find out the reason, thank you report error: : "i...
does anyone know how to configure Swagger to support downloading Excel? : can t be opened for some reason : Flask + flasgger ...
now use video.js v5 to play rtmp streaming, but there are a lot of problems. first of all, many browsers now disable flash, such as chrome, so they don t play it directly. second, after using CSS hidden, the flash tag will not be played in the block, ...
1. Question what is the principle of using flask-email in Flask through the smtp service of 163mailboxes, you need to turn off TLS to send mail? ...
< H2 > db_demo3.py < H2 > from flask import Flask from flask_sqlalchemy import SQLAlchemy import config app = Flask(__name__) app.config.from_object(config) db = SQLAlchemy(app) db.create_all() @app.route( ) def index(): return hello world...
what is the reason for this error when webpack is packaged? ...
when I clicked on the avatar with the input form, I chose the local picture, but the img was not changed, and when I submitted with the form, there was no img data on this side of the form this is the page of the whole form I thought about it, it shou...
the code is as follows function Foo(){ getName = function(){ console.log(1); }; return this; } Foo.getName = function() { console.log(2); } Foo.prototype.getName = function(){ console.log(3); } var getName = function(){ ...
js splice...
click method is bound with on in echart then I want to use js code to trigger the click method. There is no corresponding explanation for the official api. I want to know if there is a way to ask the Great God for advice ...