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🪐 What’s happening in tech today, March 21, 2025?

The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, The World’s First Tweet in 2006, and we present you with these top quality stories. From Swift init(), Once and for All to Your Next Content Breakthrough Isn’t on Google—It’s Buried in Your Last 10 Customer Calls, let’s dive right in.


The Market Today

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#01 Bitcoin
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machine-learning

Want AI to Actually Understand Your Code? This Tool Says It Can Help

TL;DR Tutorial on indexing codebase for RAG with CocoIndex and Tree-sitter: chunking, embedding, semantic search, and build vector index for efficient retrieval.

By @badmonster0 [ 8 Min read ]

Tree-sitter is a parser generator tool and an incremental parsing library, it is available in Rust 🦀 - GitHub. CocoIndex has built-in Rust integration with Tree-sitter to efficiently parse code and extract syntax trees for various programming languages.

The flow diagram above illustrates how we'll process our codebase:..

Read More

web3

The Reverse Scam (or How the Community Has Failed Crypto)

TL;DR The evolution of cryptocurrencies from their advent to their current, degenerate, state and some food for thought on where we are.

By @willrrr [ 10 Min read ]

Although the exit liquidity narrative is prevalent in a project, sometimes the prioritisation of holder profit is to blame for the sell pressure...

Read More

product-management

Your Next Content Breakthrough Isn’t on Google—It’s Buried in Your Last 10 Customer Calls

TL;DR Vertical SaaS content doesn’t have to be boring. Tap into customer calls to build sharp, problem-first messaging that actually converts.

By @aryawrites [ 4 Min read ]

That one line? That’s your content strategy.

These are the moments you can’t script. But you can catch them - if you’re paying attention.

Customer calls.

Not just case study interviews. Not just customer success check-ins.

Predictable. Generic.

Meanwhile, your prospects and customers are already telling you:

Customer calls...

Read More

programming

Swift init(), Once and for All

TL;DR Learn everything about Swift initializers — convenience override, saving memberwise initializer, required init() use cases, parameterless UIView() and more!

By @kfamyn [ 19 Min read ]

Hello! My name is Kiryl Famin, and I am an iOS developer.

In this article, we will cover everything related to initializers, including:

How to retain structure’s memberwise initializer while defining a custom one

Why it is not always necessary to write an initializer in classes

Summary for structures..

Read More

startups

Why Women Managers Have to Overperform (And How It’s Costing Businesses Talent and Innovation)

TL;DR Entrepreneur Asia Solnyshkina explores why women managers overperform, the hidden costs to businesses, and how workplace flexibility boosts talent innovation

By @MelvinTalk [ 3 Min read ]

Q: You mentioned women often have to run twice as fast in business. Why does this happen?

How does this double burden compel women to overperform professionally?

What’s the impact on businesses that ignore the additional pressures mothers face?

Do you think this is a global dynamic?..

Read More

Additional Stories of your interest:

-A CEO Reached Out to Me For a Smart Contract Job—It Was a Scam

-ESMA Recommends To Block EU Users: The New Update You Need to Know About

On This Day

The World’s First Tweet

The world's first tweet was sent by Twitter co-founder Jack Dorsey on March 21, 2006. The tweet, which read "just setting up my twttr," was a simple message announcing the creation of a new social media platform. At the time, Twitter was a side project of Odeo, a podcasting company...

Poll Of the Week

When You Need Answers, Where Do You Turn to?

With chatbots getting more advanced, some people are turning away from Google and Bing to seek answers in chatbots instead. When you're desperately seeking info, where do you turn?

Google
Bing
ChatGPT
Perplexity
Other (let us know in the comments!)

🧑‍💻 What happened in your world this week?

It's been said that writing can help consolidate technical knowledge, establish credibility, and contribute to emerging community standards. Feeling stuck? We got you covered ⬇️⬇️⬇️

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We hope you enjoy this 56 minutes worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.

See you on Planet Internet! With love,

The HackerNoon Team ✌️

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