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Backend flows explained deeply
·
Module 7
Tracing the Complete Request Lifecycle
1
Request Journey Through Server Infrastructure
Trace the path of an incoming request through a typical server infrastructure, from a load balancer to the web server.
2
Nginx and Gunicorn: Handling Requests with Sockets
Explain how Nginx receives a request and forwards it to Gunicorn via a Unix socket or TCP.
3
Understanding Django Middleware Processing
Describe how Django's middleware pipeline processes a request before and after it reaches the view.
4
URL Routing: Mapping Paths to Views
Explain how URL routing resolves an incoming path to a specific view function or class.
Request-Response Data Flow
Describe how a framework parses request data (query params, body, headers) and serializes a response.
6
Django ORM: QuerySet to SQL Translation
Explain how Django's ORM translates a QuerySet into a SQL query that is sent to the database.
Browser to Server: A Data Flow Journey
Illustrate the full data flow from a user's browser click to receiving a data-driven response from the server.
8
Debugging Django Performance: A Practical Guide
Use logging, the Django Debug Toolbar, and `strace` to trace a request and identify performance bottlenecks.
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Advanced Database Patterns and Optimization
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Authentication and Authorization Deep Dive