When I first learned about smart pointers, I was equally confused by all three of them! They are used to manage memory dynamically. uniqueptr is like a master who is responsible for its pet's life. sharedptr is like you and your friends renting a ho...

A few weeks ago a Business Manager handed me a 50-page AI-generated technical spec. The document was impressive. The perspective behind it was the problem. I had talked to him a few days earlier about a new internal tool the company needed. We discu...

Everyone says that books are your best friends. At the beginning of 2026, I finally understood why. I was reading The Courage to Be Disliked, and honestly, it challenged almost everything I believed about failure and other people's opinions. When ...

And it is not necessarily AI that ruined it. For the past few years, I feel a strange kind of emptiness when it comes to technology. Sure, I am a software engineer, and I still love to code manually. I play and program games in my spare time, and I ...

Vector of pointers c++ In this tutorial we gonna learn about vector of pointers. First we will see what are vectors and pointers. then in next section we are going to learn about the methods of...

Vector of pointers c++ In this tutorial we gonna learn about vector of pointers. First we will see what are vectors and pointers. then in next section we are going to learn about the methods of...

Vector of pointers c++ In this tutorial we gonna learn about vector of pointers. First we will see what are vectors and pointers. then in next section we are going to learn about the methods of...

It feels like AI is competing against itself but in two very different forms. On one side are standalone AI products like ChatGPT, Claude, Gemini, and Perplexity. On the other are AI-powered features quietly making the software we already use smarte...

We all do it. We get an amazing idea for an app, a tool, or a beautiful UI on a Friday night. We are incredibly hyped. We open our terminal, run a scaffolding command, get hit with a random dependency error, spend an hour trying to fix our local envi...

It's been a while since I last published anything here on CoderLegion. I didn't stop building, I just got so deep into projects that writing took a back seat. So I thought it was time to share what I've been working on over the past few months. 🚀 B...

Introduction When I started learning frontend development, I thought I needed expensive software to build things that looked "professional." Turns out, that's completely false. Some of the best frontend tools out there are free — and a lot of deve...

I build a blog API with FastAPI + Redis + MySQL. Three cache problems almost killed my app. If you also face these problems! Here's how I fixed each one. 1. Cache Penetration What's Cache Penetration? Cache Penetration refers to a scenario where t...