sequence

📚 Why does PostgreSQL perform sequential scan on indexed column? 🤔 So you've set up your PostgreSQL database, created a table with an index on a column, and you're excited to see how your queries will benefit from this optimized structure. But wait, why

# Slicing in Python: Unraveling the Mystery 😮🔪 Have you ever come across a puzzling slice notation in Python, like `a[x:y:z]`, `a[:]`, or `a[::2]`, and wondered how it works to extract elements from a list or string? 🤔 You're not alone! In this blog po