Claude Sonnet 4.6 beats Opus in agentic tasks, adds 1 million context, and excels in finance and automation, all at one-fifth ...

Writing is often the hardest part of research, even after you’ve done all the background reading and figured out your main ...

Why write ten lines of code when one will do? From magic variable swaps to high-speed data counting, these Python snippets ...

Stuck on Easy, Medium, or Hard? We have everything you need right here.

Think of a REST API like a waiter in a restaurant. You (an app) tell the waiter what you want (your request), and the waiter goes to the kitchen (the server) to get it for you. REST is just a set of ...