At RareSkills, we provide lots of free practice problems for you to learn a subject of your choosing. These include: 1. Solidity Exercises for Beginners 2. Solidity Riddles (CTFs) 3. Yul Puzzles 4. Gas Optimization Puzzles 5. Huff Puzzles 6. Uniswap V2 Puzzles 7. Zero Knowledge

“Until death, all defeat is psychological”

Fine I'll say it. There is a severe shortage of intermediate/expert level content about zero-knowledge proofs and their architecture. There's an oversaturated amount of beginner level content made by blockchain companies themselves and it rarely goes a level higher than the

Almost got scammed today. A deepfake Zoom call, impersonating a Polygon founder, was sent by someone I actually know in real life. If you’re in crypto, you need to read this.

the math is simple: chains want builders builders want users users want value remember who/what you are building for.

This is my favourite tool in entire Blockchain space as a smart contract Engineer.

What makes a real app work? 1) Users can sign up, log in, log out (auth) 2) Data is saved safely (database) 3) People can pay you (payments) 4) Emails & notifications keep them engaged 5) The app is fast, looks good, works on any device (frontend) 6) Handles logic & tasks behind

10 questions that’ll help to find vulnerability in a smart contract audit:

Rust Cheatsheets: - learnxinyminutes.com/rust/ - fasterthanli.me/articles/a-hal… - cheats.rs - zerotomastery.io/cheatsheets/ru…

It’s absolutely insane how much work you can get done in like 3 hours with proper focus

Every person who works in tech needs least 5 non tech friends to interact with closely on a weekly basis so they can understand how the general public actually thinks

You’re not scared it won’t work. You’re scared it might. Because if it works, You can’t go back to dreaming. Now you have to deliver. Every day. And there’s nowhere left to hide.

Stripe is acquiring Privy. 🤯💛!! These last 3 years have been my absolute best, building alongside THE #1 team, and supporting 1,000+ customers as they've transformed their markets with crypto. I couldn't imagine a better partner to multiply Privy's impact. Let's get it 🦾🦾

When I first learned Solana, I was searching for a resource that explained how Solana programs work under the hood, beyond just Rust. I couldn’t find one I liked, so I wrote my own. Get nerdy: ubermensch.blog/under-the-hood…

people who use their position, success, or platform to help and uplift others with zero ulterior motive or benefit to themselves. these are some of the people I respect and appreciate the most.

If you are building a product that wraps an LLM (like RareCode.ai), the biggest impact on your financials is to tell the AI to not yap in the system prompt. Output tokens are at least 5x as expensive as input tokens. You don’t want to waste money on pointless sentences like

Is it just me or do you also feel like every idea you get already exists somewhere out there? You finally think you've got a fresh idea, then find a startup, GitHub repo, or Reddit thread already doing it. And then you start wondering if you'll ever escape your job because

I think about this a lot

signs of taste in web ui: > every interaction happens in 100ms > no product tours > url /slugs are short and simple, no UIDs > persistent resumeable state > not more than 3 colors > no visible scrollbars > all navigation is under 3 steps > copyable svg logo + brandkit > skeleton