Rust NYC!

👉 Big thanks to everyone who attended the Rust NYC Unconf 2025 👈 This was the biggest free Rust event ever, and we so much appreciate everyone who was able to attend and share their knowledge and passion for learning and supporting others to thrive with Rust.

Meetup

• Meetup events
• Join the Discord (#in-nyc)
• Talk submissions

Follow us on Bluesky, 𝕏, and YouTube

Source code of this website

Rust East Coast

Rust NYC is a part of the Rust East Coast group (organized on Discord) that shares resources with communities from other cities. Rust East Coast links

Resources

• Rust Lang book

Exercises

• exercism
• rustlings

Rust NYC curated exercises

File exercise!

Download this file: big.txt

1. Calculate number of bytes in file
2. Number of occurrences of the letter 'z' in file
3. Number of occurrences of all letters (case insensitive) in file

How does performance compare to this Python script version?

file_ = open("big.txt")
count = 0
for line in file_:
    for char in line:
        count += 1
print(count)