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How to Create a New MySQL User with Full Privileges
CREATE USER 'your_username'@'localhost' IDENTIFIED BY 'your_password';
GRANT ALL PRIVILEGES ON *.* TO 'your_username'@'localhost' WITH GRANT OPTION;
FLUSH PRIVILEGES;
EXIT;Configuring SQLAlchemy with PostgreSQL on Heroku: A Quick Guide
from flask import Flask
from flask_sqlalchemy import SQLAlchemy
import os
app = Flask(__name__)
# Adjust the DATABASE_URL format for SQLAlchemy compatibility
database_url = os.getenv("DATABASE_URL", "")
if database_url.startswith("postgres://"):
database_url = database_url.replace("postgres://", "postgresql+psycopg2://")
app.config["SQLALCHEMY_DATABASE_URI"] = database_url
# Initialize the SQLAlchemy object
db = SQLAlchemy(app)
# Sample route to test the setup
@app.route("/")
def index():
return "Database URI setup complete!"
if __name__ == "__main__":
app.run()- This code retrieves the
DATABASE_URLfrom the environment. - If
DATABASE_URLstarts withpostgres://, it replaces it withpostgresql+psycopg2://. - The
dbinstance is initialized withSQLAlchemy(app)for use with SQLAlchemy ORM. - The replacement of
"postgres://"with"postgresql+psycopg2://"is necessary because of a compatibility issue between the URI format provided by Heroku and the URI format expected by SQLAlchemy.
How to Delete All WordPress Posts and Their Uploads Using a Custom PHP Script
To clear all posts and their associated uploads in WordPress from your custom PHP script using wp-load.php, you can follow these steps:
Make sure your script has access to the WordPress environment by loading wp-load.php:
How To enable all error debugging in PHP
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Dynamic and Responsive DataTable with Server-Side Processing and Custom Styling
initComplete: Adds custom classes to dropdowns and inputs in the DataTables UI for consistent styling.
drawCallback: Applies custom classes to various table elements (e.g., rows, headers, cells) after each table draw to enhance the appearance.