Use the JQuery CDN to Include JQuery in HTML JQeury is one of the most popular JavaScript libraries. The library simplifies a lot of work in a website with features like DOM traversal and manipulation, CSS manipulation, event handling, animations, and AJAX calls. We can write less and do ...
TheFLASK_APPenvironment variable instructs Flask on how to load the app. You would want this to point to wherecreate_appis located. For this tutorial, you will be pointing to theprojectdirectory. TheFLASK_DEBUGenvironment variable is enabled by setting it to1. This will enable a debugger t...
For example, if you have a table calledProductwith a list of product names and want to add a price column to this table, you can use database migration to add the price column without losing the existing product data. In this tutorial, you’ll use Flask-Migrate with Flask-SQLAlchemy ...
Theconfighere is used to specify the database through theuri. We only have to add theuriof our database. fromflaskimportFlaskfromflask_sqlalchemyimportSQLAlchemy app=Flask(__name__)# TODO Specify Your DataBase Uri# TODO Specify Your DataBase Uriapp.config['SQLALCHEMY_DATABASE_URI'] =# ...
In the directory you want to have your project, run the following commands on the shell: We’ve created the flask_demo directory and moved it inside. Before starting to install dependencies, let’s create a virtual environment by running the following command: This will create a ...
How to debug in flask?? I tried to put the layout.html file in my local environment. I almost follow each step in the video. Just when I add the layout, it can't work. Here is the error message I see when I try to visit the page: https://gist.github.com/anonymous/ee142e5ee...
Web standards:html, XML, CSS, JSON etc. Source code:c, app, js, py, java etc. Documents:txt, tex, RTF etc. Tabular data:csv, tsv etc. Configuration:ini, cfg, reg etc. In this tutorial, we will see how to handle both text as well as binary files with some classic examples. ...
Add CORS support. If we need to call the API from a web page from a different domain. We need to enable CORS. Here are the steps to do this: Install Flask Cors: pip install Flask_Cors. Enable CORS for the app. from flask_cors import CORS, cross_origin cors = CORS(app) app.confi...
How to add new table to flask database? I've set up the basic flask app, using the docummentation at: http://flask.pocoo.org/docs/1.0/tutorial/database/ so, this gives a page where you can add a title and 'body' ie. a book or music album title, then a short description in ...
Previous posts in my “How to Code with Me” series have addressed packaging python code and setting up a command line interface (CLI) using click. This post is about how to do this when your Python code is running a web application made with Flask and h