Karan Mehta

How do I make friends in college if I'm introverted and shy?

First year, watching extroverts effortlessly form friend groups while I struggle to even start conversations. How does…

65 votes1 answers9d ago

How do I write a good commit message?

My commit history is full of 'fix', 'update' and 'asdf'. What does a useful commit message look like and does it…

78 votes1 answers12d ago

What is TypeScript and should I learn it after JavaScript?

Lots of job posts mention TypeScript. Is it a separate language I need to learn properly, or just a small addition to…

139 votes1 answers13d ago

How do I validate a startup idea before building it?

I have an idea I'm excited about and three months of savings runway. Everyone says 'validate first' — what does that…

24 votes2 answers13d ago

What is prompt engineering and is it a real skill worth learning?

Seeing courses selling 'prompt engineering certification' for serious money. Is this a real career skill or a temporary…

84 votes1 answers13d ago

Which programming language should I learn first as a complete beginner?

Paralyzed before I've even started — Python, JavaScript, C++, Java, everyone recommends a different one. Is there a…

25 votes1 answers14d ago

How do I fix 'undefined is not a function' and similar JavaScript errors?

I hit these constantly and my approach is basically random edits until it works. What's a systematic way to read and…

30 votes1 answers19d ago

How important is a mentor and how do I find one?

Everyone says get a mentor but I don't know how you actually acquire one without it being awkward.

77 votes1 answers21d ago

Is Figma the only design tool I need to learn in 2026?

Adobe XD is apparently dead, Sketch is Mac-only, everyone says Figma. As a beginner, can I just learn Figma and ignore…

69 votes1 answers28d ago

How do I decide between two good job offers?

Both are appealing for different reasons and I keep changing my mind. Is there a structured way to decide?

54 votes1 answers28d ago

on What is the difference between HTML, CSS and JavaScript?

The simplest accurate framing: HTML is the structure, CSS is the appearance, JavaScript is the behaviour. Every web page is those three layers stacked on each other. The house…

93 votes✓ Accepted14d ago

on Is a computer science degree worth it or should I self-teach?

A degree buys credentials, structure, fundamentals and a network. Self-teaching buys speed and money saved. Both produce employed developers; the right choice depends on your…

93 votes✓ Accepted1mo ago

on How do recommendation algorithms decide what to show me?

Mostly it's predicting which items you're most likely to engage with, learned from the behaviour of millions of people — including yours. It feels like it knows you because…

93 votes✓ Accepted19d ago

on How much of an emergency fund do I actually need before I start investing?

The '3 vs 6 vs 12 months' confusion is real, and the honest answer is 'it depends on YOUR risk factors' — but there's a clear framework to find your number, plus a smart way to…

84 votes✓ Accepted2mo ago

on What is inflation and how does it affect my savings?

Inflation is the rate at which prices rise, which means each unit of money buys less over time. Your savings don't shrink numerically — their *purchasing power* shrinks, which is…

84 votes✓ Accepted16d ago

on How do I write a resume with no work experience?

Reframe: you have no employment, but you can manufacture evidence. Recruiters spend ~30 seconds; here's what earns them: Structure (one page, no exceptions): contact + links →…

84 votes✓ Accepted1mo ago

on Is it cheating to use AI for homework and assignments?

The line is whether you're representing someone else's work as your own understanding. If you submit text you didn't write and can't explain, that's dishonesty regardless of…

75 votes✓ Accepted1mo ago

on What does responsive design mean and how do I make my site work on mobile?

Responsive design means one codebase that adapts its layout to whatever screen it's on, rather than separate mobile and desktop sites. In practice it comes down to four things: a…

75 votes✓ Accepted1mo ago

on How do I explain a gap in my employment history?

Address it briefly, factually and without apology, then move to what you did with the time and why you're ready now. The gap is far less damaging than the anxiety around it makes…

66 votes✓ Accepted1mo ago

on How do I manage money as a student with barely any income?

Managing money on a tiny income is actually MORE important than managing a big one — when there's no margin for error, small leaks hurt immediately, and the habits you build now…

66 votes✓ Accepted1mo ago