Search for a command to run...
Articles tagged with #cheatsheet
Regular expressions are incredibly powerful — but let’s be real:If you’ve ever stared at something like this and felt your brain quietly log off: ^(?:[A-Za-z0-9._%+-]+@[A-Za-z0-9.-]+.[A-Za-z]{2,})$ …you know the pain of trying to remember syntax, qu...
HTTP is everywhere — APIs, web browsers, servers, RESTful services, GraphQL endpoints, and more.But between status codes, methods, headers, and content types, it’s easy to forget what 204 really means or whether you should use PUT or PATCH. That’s ex...
GraphQL is powerful — flexible queries, precise data fetching, and strong type systems.But when you pause mid-query and think “Wait… how do I write a mutation again?” or “What’s the difference between query and subscription?”, it’s easy to break your...
Docker has become essential for modern development — spinning up isolated environments, packaging apps, and keeping everything consistent across machines.But if you’ve ever paused mid-terminal and wondered “Was it docker run -d or docker-compose up a...
SQL is the universal language of databases — select, insert, update, join, group, order — it’s everywhere.But if you’ve ever paused mid-query wondering “Is it INNER JOIN or LEFT JOIN again?” or “How do I write a GROUP BY with a HAVING?”, you know the...
MongoDB is powerful — flexible documents, rich queries, and scaling like a champ.But when you find yourself wondering “Wait… is that $push or $addToSet again?” or “How do I write an aggregation for that?”, it’s easy to lose momentum. That’s exactly w...