VPVijoy Paulinblog.vijoypaul.com·3h ago · 10 min readHow I Reduced API Response Time by 40% Using Redis Caching in Node.js A few months back, I started getting Slack messages that every backend engineer dreads: "hey, is the app slow for anyone else?" Nothing was down. No errors in the logs. Just... sluggish. Pages that us00
VYVivek Yadavinvivek-blogs.hashnode.dev·3h ago · 4 min readUnderstanding Variables and Data Types in JavaScriptWhat are Variables and Why are They Needed? In real life, we need containers to store things of any type or state (Solid, Liquid, Gas). For example, we store water in a bottle so that we can drink it 00
VYVivek Yadavinvivek-blogs.hashnode.dev·4h ago · 5 min readNode.jsHow was Node.js developed? Node.js was created by Ryan Dahl in 2009 to allow JavaScript to run outside the browser. JavaScript is a programming language that provides core features such as variables, 00
AMAhmed Mahmoudinengahmed.hashnode.dev·9h ago · 2 min readSignals vs React Compiler: The Fine-Grained Reactivity ShowdownHeadline: Signals win on raw performance and mental clarity. React Compiler wins on ecosystem leverage and migration cost. For a greenfield app, signals are tempting; for a real product, ecosystem sti00
STSahil Tiwariinsahiltiwari.hashnode.dev·1d ago · 4 min readI Built an Offline QR Contact Sharing App Because I Can't Spell Under PressureThere's a specific kind of embarrassment that happens at networking events. You meet someone. The conversation goes well. They ask for your Instagram or email. You start typing it out loud while they 00
AOAdekola Olawaleinadekolaolawale.hashnode.dev·16h ago · 9 min readPart 8: Performance Engineering for Frontend Developers: Building Lightning-Fast ApplicationsMost developers eventually learn an uncomfortable truth: Users don't care how beautiful your code is. They don't care about: Your architecture Your design patterns Your framework choice Your cod00
AOAdekola Olawaleinadekolaolawale.hashnode.dev·16h ago · 8 min readPart 7: Advanced State Management in Enterprise Frontend ApplicationsState management is one of those topics that seems simple—until it isn't. When you're building your first React, Angular, or Vue application, state feels straightforward. A few variables. A couple of 00
HKHayrullah Karinmagesheet-team.hashnode.dev·17h ago · 3 min readSay Bye to Payout Week Dread: How to Build a Secure, Apps Script-Powered Commission Engine in Google SheetsIf you manage a sales team or an affiliate network, you already know the dread of "Payout Week." Reconciling hundreds of micro-transactions, calculating tiered splits, and accounting for refunds is a 00
SRSudarshan Raiinsudarshanrai.hashnode.dev·19h ago · 4 min read03 - Managing Game Entities with Objects and ClassesIf you completed the challenges in the previous chapter, you likely noticed a issue: to make multiple squares, you had to duplicate your variables and code. Complete games don't just have one or two o00
PMParth Munjalinparthmunjal07.hashnode.dev·1d ago · 9 min readModern Database Access: Prisma, Drizzle, and ORMs Explained0. What are DBs fundamentally? To understand about modern database access we first need to understand what these databases like MongoDB and PostgreSQL actually do. These MongoDB and PostgreSQL are act00
