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Top 10 rsync command examples for 2025

10 rsync commands you can use right now. Sync files, back up data, and deploy code across servers. Works on Linux, macOS, and WSL with examples you can copy and paste.

E Erik Laco
July 10, 2025
3 min read
Stop Using range(len()): Master Python enumerate()

Still using range(len()) in your Python loops? Here's why enumerate() is better and how to use it. Includes examples, performance comparisons, and when to use each approach.

f fathimailma
June 24, 2025
5 min read

Python
How to Update NPM to the Latest Version on macOS

How to update npm on your Mac. Use the CLI or nvm, fix those annoying permission errors, and verify everything worked. Plus tips to avoid common macOS gotchas.

C Carmelo Cutrone
June 20, 2025
6 min read

npm update npm version
Is Python Certification Worth It In 2025?

Should you get a Python certification in 2025? We break down the costs, which certifications matter, and whether they actually help you get jobs or advance your career.

f fathimailma
June 14, 2025
6 min read

Python
NodeJS App Deployment on DigitalOcean with PM2 and Nginx

Get your Node.js app running on DigitalOcean. Set up PM2 for process management, configure Nginx as a reverse proxy, and add SSL certificates. Everything you need to go live.

H Hamza Gohar
June 10, 2025
5 min read

Deployment NodeJS app with Nginx NodeJS deployment DigitalOcean PM2 NodeJS
Flask App Deployment on Heroku: A Beginner’s Guide with Free Tier Setup

Deploy your Flask app to Heroku for free. What you need: a Procfile, requirements.txt, and Git. This guide walks you through getting your app online, even if you've never deployed before.

H Hamza Gohar
June 3, 2025
6 min read

Deployment deploy Flask Heroku Flask app Heroku free Flask deployment tutorial
From Lists to Trees: Demystifying Data Structures in Python

Understanding Python data structures: when to use lists, tuples, dictionaries, sets, stacks, queues, and trees. Real examples showing which structure fits each problem and why it matters.

C Carmelo Cutrone
May 27, 2025
5 min read

Python
Top Managed PostgreSQL Services Compared (2025 Edition)

Comparing managed PostgreSQL services: Supabase, Neon, Render, Railway, AWS RDS, and others. What each one offers, how much they cost, and which workflow fits your project best.

C Carmelo Cutrone
May 22, 2025
6 min read

Database PostgreSQL managed postgresql sql
How to Use Python Pretty Print (pprint) for Cleaner Python Output

Make your Python debug output readable with pprint. Format dictionaries, JSON, and nested data structures so you can actually see what your code is doing. Built-in, no install needed.

A Adrián Frič
May 19, 2025
5 min read

Python pprint
Production-Ready FastAPI Deployment Using Docker and Uvicorn

Deploy your FastAPI app using Docker and Uvicorn. How to write a proper Dockerfile, set up Gunicorn for production, handle environment variables, and get your containerized app running.

H Hamza Gohar
May 14, 2025
5 min read

Deployment

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