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Compare FastAPI and Flask for Python web development. Choose the best framework for your project. FastAPI Example from fastapi import FastAPI app = FastAPI() @app.get(“/users/{user_id}”) async def get_user(user_id: int): return {“user_id”: user_id} Flask Example from flask import Flask app = Flask(__name__) @app.route(“/users/“) def get_user(user_id): return {“user_id”: user_id} When to Use FastAPI ✅ API development ✅ … Read more

Explore Python 3.13’s new capabilities. Learn about the latest Python improvements. New Features ✅ Experimental JIT compiler ✅ Improved error messages ✅ Free-threaded CPython ✅ Tab completion in REPL JIT Preview # Enable with PYTHON_JIT=1 import sys print(sys.version) Better Errors # More helpful tracebacks def process(data): return data.upper() Conclusion Python 3.13 brings significant improvements!

Build faster with Turborepo monorepo setup. Manage multiple packages efficiently. Structure /packages /ui /utils /shared-types /apps /web /api turbo.json { “pipeline”: { “build”: { “dependsOn”: [“^build”], “outputs”: [“.next/**”] }, “dev”: { “cache”: false, “persistent”: true } } } Benefits ✅ Shared dependencies ✅ Cached builds ✅ Consistent tooling Conclusion Monorepos improve code organization and build … Read more

Master modern JavaScript testing frameworks. Write reliable tests for your applications. Jest Basics describe(‘Calculator’, () => { test(‘adds numbers’, () => { expect(add(2, 3)).toBe(5); }); }); Mocking jest.mock(‘./api’); test(‘fetches data’, async () => { await expect(fetchData()).resolves.toBe(‘data’); }); Vitest (Modern Alternative) import { test, expect } from ‘vitest’; test(‘math’, () => { expect(1 + 1).toBe(2); }); … Read more

Secure your APIs against common vulnerabilities. Implement robust security measures. Authentication ✅ JWT tokens with short expiry ✅ OAuth 2.0 / OpenID Connect ✅ API keys for service-to-service Authorization // Check permissions if (!user.hasPermission(‘read:data’)) { return 403 Forbidden; } Rate Limiting const rateLimit = require(‘express-rate-limit’); app.use(rateLimit({ windowMs: 15 * 60 * 1000, max: 100 })); … Read more

Build real-time applications with WebSockets. Implement live updates and notifications. Server Setup const wss = new WebSocketServer({ port: 8080 }); wss.on(‘connection’, (ws) => { ws.on(‘message’, (message) => { console.log(‘Received:’, message); ws.send(‘Hello from server’); }); }); Client const ws = new WebSocket(‘ws://localhost:8080’); ws.onopen = () => ws.send(‘Hello!’); ws.onmessage = (event) => console.log(event.data); Socket.io for Production const … Read more

Learn Kubernetes basics for container orchestration. Deploy and manage applications at scale. Core Concepts ✅ Pods – Smallest deployable units ✅ Services – Network abstraction ✅ Deployments – Declarative updates ✅ ConfigMaps – Configuration Example Deployment apiVersion: apps/v1 kind: Deployment metadata: name: myapp spec: replicas: 3 selector: matchLabels: app: myapp template: spec: containers: – name: … Read more

Build automated CI/CD pipelines with GitHub Actions. Automate testing and deployment workflows. Basic Workflow // .github/workflows/ci.yml name: CI on: [push, pull_request] jobs: test: runs-on: ubuntu-latest steps: – uses: actions/checkout@v4 – uses: actions/setup-node@v4 with: node-version: ’22’ – run: npm ci – run: npm test Deployment – name: Deploy if: github.ref == ‘refs/heads/main’ run: ./deploy.sh Conclusion GitHub … Read more

Master Redis 7 for caching and data structures. Learn advanced Redis patterns for modern applications. Data Structures Strings, Lists, Sets, Sorted Sets, Hashes, Streams Caching Patterns // Cache with TTL SET user:1:profile “data” EX 3600 // Cache invalidation DEL user:1:profile Redis Streams XADD events * user “john” action “login” XREAD COUNT 10 STREAMS events $ … Read more

Explore PostgreSQL 16’s new capabilities. Learn about the latest PostgreSQL release improvements. New Features ✅ Logical replication from standby ✅ Parallel queries improvement ✅ COPY command enhancement ✅ ICU collation support Performance Tuning — Enable parallel queries SET max_parallel_workers_per_gather = 4; — Monitor slow queries CREATE EXTENSION pg_stat_statements; JSONB Improvements SELECT data->>’name’ FROM users WHERE … Read more