347 Blog Posts To Learn About Data Engineering

Let’s learn about Data Engineering via these 347 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. The process of designing and building systems for collecting, storing, and analyzing data at scale, foundational for data science and … Read more

How to Choose Between Spot and Perpetual Futures Trading

According to JPMorganChase, among their account holders who have crypto exchange-traded funds (ETFs), the median allocation to crypto ETFs constitutes approximately 4% of their total portfolio value. As cryptocurrencies are becoming more accessible and markets are also improving, there’s been increased interest in crypto investing, especially after Bitcoin prices reached all-time highs in March and … Read more

I Spent $23 Testing the “YAML Saves Tokens” Hack. It Doesn’t Work

If you spend enough time reading about prompt engineering on developer forums, you’ll inevitably run into “The Token Hack.” It goes something like this: Stop feeding your Large Language Models JSON or Markdown. Switch everything to YAML. It’s denser, it drops the heavy syntax brackets, and it will instantly slash your API bills by 20%. … Read more

More Memory Won’t Fix Your AI Agents

Why agentic AI needs structure, explicit state, timelines, and domain boundaries before execution Key takeaway Larger context windows, longer token limits and massive memory systems promise better agents by giving them more information, yet without the right structure they can make agents less reliable. In practice, unstructured or weakly related context can increase ambiguity, domain … Read more

Uphold Introduces Paycheck-to-Crypto Investing

:::info Auto-Invest feature lets customers automatically invest their paycheck in digital assets or a USD Interest Account Las Vegas, Nevada, USA ::: Uphold, the modern infrastructure provider for on-chain finance, announces the launch of Auto-Invest, a new feature for its popular Direct Deposit service. The new feature lets customers automatically invest their paycheck across multiple … Read more

Meta threatens to pull its apps from New Mexico if forced to make ‘technologically impractical’ changes

Mark Zuckerberg. | Image: Cath Virginia / The Verge, Getty Images Meta says it may be forced to pull Facebook, Instagram, and WhatsApp from New Mexico if the attorney general gets his way. The state is demanding a host of changes that the company says are impossible to achieve. After winning a $375 million jury … Read more