Running Angular SPA via Subprocess with Python

🐍 Python Developer Nuggets — Day 11 Context Managers — Safe Resource Handling How does with open(...) auto-close files? Manual handling is error-prone (missed close(), leaks) with ensures automatic cleanup, even on exceptions Powered by __enter__ & __exit__ under the hood Why it matters ✔ Cleaner code ✔ Safer error handling ✔ No resource leaks Think of it as Wrap your logic with setup + guaranteed cleanup. Small Python tricks, Big Developer Impact! #Python #Django #CleanCode #BackendDevelopment #DeveloperTips

Learn Python web development with our comprehensive guide, covering setting up a development environment, choosing a framework, and building a simple web application with Python https://lnkd.in/gTDFTgpV #PythonWebDevelopment Read the full article https://lnkd.in/gTDFTgpV

🐍 Python Developer Nuggets — Day 17 Retries in APIs Why do APIs fail even when everything looks correct? Because failures happen… and your system doesn’t retry smartly. The problem: Request fails once and stops User sees an error Even though it might have worked on retry The solution: Retry the request Add delay between retries Limit number of retries request = call_api() # retried on failure What changes: First attempt → may fail Retry → succeeds Better user experience Fewer visible failures Don’t retry everything Retry only when: Retry when: Network issues Timeout Temporary failures Don’t retry when: Wrong input Validation errors Golden rule: Retry only when failure is temporary Retry turns small failures into success #Python #Django #BackendEngineering #SystemDesign #CleanCode #Performance #DeveloperTips

🐍 Python Developer Nuggets — Day 16 Idempotency in APIs Why do duplicate orders or notifications happen? Because retries happen… and your API isn’t idempotent. • The problem - Same request processed multiple times - Duplicate orders / double payments • The solution - Use Idempotency-Key - Return same response for repeated requests orders = create_order(request) # handled with idempotency key • What changes - First request → processed - Retry → same response returned - No duplicates • Golden rule - Same request + same key = same result Small Python tricks, Big Developer Impact! 🚀 #Python #Django #BackendEngineering #SystemDesign #CleanCode #Performance #DeveloperTips

Docker tip that every Python developer should know: 🐳 Always use multi-stage builds for production Python images. Stage 1 (builder): Install all deps, compile extensions Stage 2 (runtime): Copy only what you need Result: My AI agent image went from 1.2GB to 180MB. Smaller images mean faster deploys and smaller attack surface. Bonus: combine with `uv` instead of pip for 10x faster dependency resolution. What Docker optimization has saved you the most time? #Docker #Python #DevOps #CloudNative #BackendDev

🔗 Built a Simple URL Shortener using Django similar to bitly. it is a simple logic, but powerful at scale. 🎥 Sharing a quick 50-sec demo of how it works 💻 Code (GitHub): https://lnkd.in/g6VmhPa6 This is just the starting point — planning to extend it further. Architecture in comments. #Django #BackendDevelopment #SystemDesign #Python #LearningByBuilding

 I learned about JWT Authentication in Django 🔐 Session Token vs JWT Token Session Token – Server stores the session data and checks it for every request. JWT Token – The token contains the data and is verified by the server, making it more secure and scalable for APIs. The server gives an access token for authentication and a refresh token to get a new access token when it expires. #Python #Django #WebDevelopment #BackendDeveloper #Learning

If you’re still manually editing your settings in your Django project for every deployment, you’re doing it the hard way. Inheritance isn't just for models and views—it belongs in your configuration too. 🏗️ Check out my latest guide on splitting Django settings into Base, Dev, and Prod environments to save time and prevent "forgotten line" disasters. Check the guide below! 📄👇 #Django #Python #SoftwareEngineering #BackendDevelopment #CleanCode

💡 𝗧𝗶𝗽 𝗼𝗳 𝘁𝗵𝗲 𝗗𝗮𝘆 — 𝗗𝗷𝗮𝗻𝗴𝗼 𝗗𝗶𝗱 𝘆𝗼𝘂 𝗸𝗻𝗼𝘄? Django’s "F()" 𝗲𝘅𝗽𝗿𝗲𝘀𝘀𝗶𝗼𝗻𝘀 let you perform 𝗱𝗮𝘁𝗮𝗯𝗮𝘀𝗲-𝗹𝗲𝘃𝗲𝗹 𝗼𝗽𝗲𝗿𝗮𝘁𝗶𝗼𝗻𝘀 𝘄𝗶𝘁𝗵𝗼𝘂𝘁 𝗳𝗲𝘁𝗰𝗵𝗶𝗻𝗴 𝗱𝗮𝘁𝗮 𝗶𝗻𝘁𝗼 𝗣𝘆𝘁𝗵𝗼𝗻. Instead of this: - Fetch object - Modify value - Save it back You can update directly in the database. 🔧 𝗘𝘅𝗮𝗺𝗽𝗹𝗲 𝘂𝘀𝗲 𝗰𝗮𝘀𝗲𝘀: - Incrementing counters ("views", "likes") - Updating balances safely - Avoiding race conditions in concurrent updates Less round trips = faster and safer operations. #Django #Python #BackendDevelopment #WebDevelopment #PerformanceOptimization #SoftwareEngineering #CodingTips #DatabaseOptimization #FullstackDeveloper