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45 articles published
Why Your Phone Battery Degrades Over Time — The Real Chemistry Behind It
What's actually happening inside the battery, and what genuinely slows it down
Battery degradation isn't vague "wear and tear" — it's a specific, well-understood chemical process driven mainly by heat and time spent at extreme charge levels. Here's the real mechanism and what helps.
How Much Home Loan You Can Afford — The Math Banks Don't Show You
What a bank will approve and what actually leaves you financially comfortable are two different numbers
Banks will approve an EMI that eats half your take-home pay. That doesn't mean you should take it. Here's the real affordability math, the hidden first-year costs, and how to stress-test the decision.
Is an MBA Worth It in India in 2026 — The Real Math
The break-even calculation that matters more than the generic yes-or-no answer
"Is an MBA worth it" is really three separate questions: is this specific college's placement data strong, does the switch require the credential, and can you afford the real cost. Here's how to run the numbers.
How Database Indexes Work — Why the Same Query Can Take 2ms or 8 Seconds
The phone book analogy that actually explains it, and how to find the problem with EXPLAIN
The same query on the same table can take milliseconds or seconds depending entirely on whether the database has an index to use. Here's what an index does, and when adding one hurts more than it helps.
Why Your Wi-Fi Feels Slow in Certain Rooms — The Real Physics Behind Router Placement
It's not your internet plan — it's brick, metal, and water fighting a radio signal
Wi-Fi dead zones aren't random — they're radio waves losing a fight against brick, metal, and water. The actual physics behind router placement, and the fixes that follow from it.
Credit Score in India: How It Works and How to Fix a Bad One
What actually moves the number, and the realistic timeline for recovering from a damaged score
Your credit score comes down to two things: do you pay on time, and how much of your available credit are you using. Here's exactly how each factor is weighted, and how to recover from a bad score.
Docker for Complete Beginners: What It Solves and How to Get Started
From "works on my machine" to your first container, without the orchestration jargon
Docker packages an application with everything it needs so it runs identically anywhere. Here's what a container is, your first real commands, and where beginners get confused.
How to Negotiate Your Salary in India — What Works
A real script, the research to do first, and the mistakes that cost people money
Most people never counter a salary offer at all. A grounded ask, backed by market research, rarely costs you the offer — here's the actual script and the research to do before you send it.
Google Drive vs OneDrive vs iCloud in 2026 — Which Cloud Storage Fits You
What each one is genuinely built for, and where each one falls apart outside its own ecosystem
Google Drive, OneDrive, and iCloud aren't interchangeable — each is built around a specific ecosystem. Here's which one fits your setup, and how to avoid paying for storage you don't need.
How to Speed Up a Slow Android Phone in 2026 — Without Buying a New One
The real fixes, in the order that actually matters, before you spend on a replacement
A slow Android phone is usually a storage and background-app problem, not a hardware problem. The exact fixes, in priority order, before you spend on a new one.
SQL Basics: The Queries Every Beginner Should Know
Ten queries that cover most of what you'll use day to day, with runnable examples
Ten SQL queries that cover most day-to-day database work, with runnable examples — SELECT, filtering, joins, aggregation, and the mistakes that trip up beginners.
Time Blocking: A Step-by-Step Guide to Scheduling Your Day Around Real Priorities
Why a written schedule holds up where a to-do list doesn't, and how to build one
Time blocking assigns every task a slot on your calendar instead of a vague list. A step-by-step method for building a schedule that survives a real workday.