SPSneha Poojaryindsamadesimple.hashnode.dev·3d ago · 7 min readTwo Pointers Explained: The Proof Nobody Shows YouEvery algorithm blog on the internet tells you how to move two pointers. Virtually none of them prove why you're allowed to move them, or why the exact same structural logic manages unacknowledged byt00
SPSneha Poojaryindsamadesimple.hashnode.dev·May 26 · 4 min readSliding Window Algorithm Explained Visually | From Brute Force to OptimizationIf you’ve solved DSA problems before, chances are you’ve come across questions like: Longest Substring Without Repeating Characters Maximum Sum Subarray of Size K Minimum Window Substring At firs00
SPSneha Poojaryindsamadesimple.hashnode.dev·Mar 21 · 3 min readFrom Confused to Confident in DSAYou watch DSA tutorials… they make perfect sense.But the moment you open a problem on your own, your mind goes completely blank. I’ve been there too. And the truth is the problem isn’t DSA, it’s how w00
SPSneha Poojaryinpythonmemory.hashnode.dev·Mar 20 · 4 min readHow Python Manages Memory: Stack vs Heap ExplainedWhen you run a Python program, memory management quietly begins working behind the scenes. In simple terms: Heap memory is where all Python objects live. Stack memory is used to manage function call00
SPSneha Poojaryinsnehapoojary.hashnode.dev·Feb 16 · 2 min readWhat Happens When You Run a Python File?Arthur C. Clarke, a British science fiction writer, futurist, and inventor, once said: “Any sufficiently advanced technology is indistinguishable from magic.” When you type: python main.py It feels instant.Like magic. But inside, a lot is happening...00