Ashish Goswami
Let’s be honest… We all use WhatsApp daily. Sending messages Sharing photos Voice notes Video calls But have you ever stopped and thought: “Yeh sab actually kaise kaam karta hai?” Like seriously… How does your message instantly reach someone sitting miles away? How do messages stay synced across devices? How does it still work even …
Let me ask you something… When you open Instagram, scroll reels, send a message on WhatsApp, or book a cab on Uber… Have you ever thought what’s actually happening behind the scenes? Because honestly, I didn’t. In my early days, I thought: “Frontend bana diya, backend bana diya… bas kaam ho gaya.” But then I …
Let’s be real for a second… If you’ve been coding for even a few weeks, you’ve already seen this: Bash Something went wrong And you just sit there like… “Bhai WHAT went wrong?” I’ve been there. A lot. Early days mein, error aata tha toh main bas random fixes try karta tha: StackOverflow copy paste …
Let me start with something honest… When I first learned JavaScript, I thought I knew it. Variables Functions Loops I was building projects, things were working… and I felt confident. Then one day… I faced a bug that made zero sense. console.log(a); var a = 10; Output: undefined I was like… “Wait… what??” That’s when …
Let me say this straight… “How to optimize code performance” is one of those topics everyone talks about… but very few actually understand properly. I used to think performance optimization = writing smart tricks or using some advanced library. But after building real projects (and breaking them), I realized: 80% of performance problems come from …
Let me start with something real… When I first built an API, I didn’t even think about “design”. I just wrote endpoints like: /getUser /getUserDetails /getUserFullData Sounds familiar? Everything was working… until frontend dev (which was also me) started struggling: Too many API calls Too much unused data Confusing endpoints Performance issues That’s when I …
Let me be honest with you… When I first heard the term “scalable backend system”, I thought it was something only big companies like Google or Amazon worry about. Reality hit me hard when my own project started breaking with just a few hundred users. Suddenly APIs were slow, database queries were timing out, and …
Let me start with something honest… When you’re learning to code, everything feels clean. Problems are clear Inputs are defined Outputs are predictable You solve questions, feel confident, and think: “Yeah, I’m ready for real projects now.” Then you enter the real world… And suddenly: Nothing is clearly defined Bugs don’t make sense Requirements keep …
Let me start with something uncomfortable… The first time I opened someone else’s code, I didn’t understand anything. Not because the code was bad.Not because I was dumb. But because… Nobody teaches you how to read code. Everyone teaches: How to write code How to build projects How to solve problems But reading code? That’s …
Let me tell you something that no beginner realizes early… Writing code is easy.Managing code? That’s the real game. I still remember the first “big” project I built. At that time, I thought: “Why overthink structure? Just create files and write code.” So I did. One folder 20+ files Random naming No pattern Everything worked… …