tl;dr in tech - Issue #97

By: Jeff Kaufman

tl;dr: In a world where data is more abundant than air, you might think you need indexes to breathe easier. But Jeff Kaufman says, "Hold on! Not so fast!". Jeff talks about the threshold for indexing and instances where a full database scan might just be your knight in shining armor, rather than a costly indexing quest. Database engineers, you might wanna bookmark this one.

By: Gergely Orosz

tl;dr: Money, money, money, it's always sunny, but should it all be cash, honey? Gergely discusses companies like Netflix and Shopify that let employees choose their compensation structure. To stock or not to stock, that is the question!

tl;dr: An email address may seem like a solid rock in the ever-changing world of user identities, but surprise, surprise, it's more like shifting sand! This post tells you why, and offers better ways to handle user identities in your code.

By: Greg McKeown

tl;dr: Want a top-performing team? Don't ask for a 110% effort, Greg McKeown suggests. Instead, aim for an 85% effort to avoid burnout and maximize results. This one's a golden nugget for managers and team leads out there. And hey, if you're coding at 100%, maybe it's time to chill a little? 😎

By: Roie Schwaber-Cohen

tl;dr: This post reviews key aspects of a vector database — how it works, algorithms it uses, and the additional features that make it operationally ready for production scenarios. Remember: knowing your data structures and algorithms isn't just for acing technical interviews, it's for acing your actual job too! 😅

tl;dr: Ah, the live comment feature, a crowd favorite in system design interviews. This post discusses how to build a real-time platform for publishing live comments, and also to display Facebook reactions, likes, viewer counts, user presence status, online polls, or seen receipts. If you have a system design interview coming up, you don't want to miss this one.

By: Andrew Bosworth

tl;dr: What's more powerful than a superhero? A plainspoken software engineer, Andrew Bosworth says! Your desire to impress, maintain harmony, or influence can make you use more language than necessary. Simplify, be straightforward, a risend watch your communication become a superpower.