Soton Ahmed

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today to fixed upcoming and previous day

on December 31, 2022

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String nowThirtyDaysAgo = DateFormat('dd-MMM-yyyy').format(DateTime.now().add(Duration(days: -30)));

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Django Rest Framework

pip install -r requirements.txt pip freeze > requirements.txt mkdir ssc_prep_project && cd ssc_prep_project python3 -m venv venv source venv/bin/activate pip install django djangorestframework django-admin startproject ssc_prep . python3 manage.py startapp api settings.py INSTALLED_APPS = [ ..., 'rest_framework', 'api', ] # For media files & must be installed pillow. if need any file upload then use it MEDIA_URL = '/media/' MEDIA_ROOT = BASE_DIR / 'media' 8. ssc_prep/urls.py 9. python3 manage.py makemigrations //after model create/update 10. python3 manage.py migrate 11. python3 manage.py runserver 12. python3 manage.py createsuperuser

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Social Post FastAPI

# Create project folder # Set-up virtual environment: python3 -m venv venv # Set venv python interpreter: ./venv/bin/python # Active venv: source venv/bin/activate # Install FastAPI: pip install "fastapi[standard]" # Show all python library: p ip freeze #Get data from body: from fastapi.params import Body def create_post(payload: dict = Body(...)): # Try exception: Internal server error # Best practic params: def get_post(id: int): # Change main.py file directory: uvicorn app.main:app --reload # Database: table: products id : serial name: character varaying price: integer created_at: time stamp with time zone (default: NOW()) is_sale: boolean # Key name change: SELECT id As product_id, is_sale As on_sale FROM products # Filter: SELECT * FROM products WHERE id = 10 SELECT * FROM products WHERE price > 50 SELECT * FROM product...

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today to fixed upcoming and previous day

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