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...
if there is a set of operations to be performed within a method that belongs to the same transaction, how is the transaction in progress handled when tomcat closes? Will tomcat wait for the transaction to finish? Or does the transaction become incomplete...
have you ever used the date-picker element of iview that can be displayed, but when you click to select a date, you report an error and the date does not come out? this is why ...
when uploading pictures in weex, a menu pops up with two options, one is to select from the album and the other is to shoot with a camera, so how to use the album and camera in weex? ...
I first wrote a welcome page and then wrote a container to set a monitor on the container, but when I clicked, the error page was not defined and the error message was not found as follows: thirdScriptError sdk uncaught third Error page is not defined...
Source of the problem: because the packing time of webpack is a little different each time, and sometimes the time difference between the two packages is quite large, so I want to package items with the same webpack configuration at the same time thro...