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Desenvolvimento do lado do servidor, APIs, bancos de dados e logica de negocios.

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The Utilization Cliff: Why 70% CPU Is Fine and 90% Falls Over

The Utilization Cliff: Why 70% CPU Is Fine and 90% Falls Over

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3 min read
Desacoplando Notificações de Leads com o Observer Pattern em Java

Desacoplando Notificações de Leads com o Observer Pattern em Java

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5 min read
A quick review of SQL Joins

A quick review of SQL Joins

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1 min read
Day 6 — API Security — এই ভুলগুলো করলে production-এ কাঁদতে হবে

Day 6 — API Security — এই ভুলগুলো করলে production-এ কাঁদতে হবে

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3 min read
Idempotency Part 2: The Backend Contract - Why ON CONFLICT Is Not Enough

Idempotency Part 2: The Backend Contract - Why ON CONFLICT Is Not Enough

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6 min read
Trusted Timestamps (RFC 3161): How to Anchor a Hash Chain So No One Can Rewrite the Past

Trusted Timestamps (RFC 3161): How to Anchor a Hash Chain So No One Can Rewrite the Past

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6 min read
Managing Distributed Transactions in Microservices: 2PC, Saga, Kafka

Managing Distributed Transactions in Microservices: 2PC, Saga, Kafka

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5 min read
Why I Created Xeno.JS: Architectural Rigor and Zero Infrastructure Constraints

Why I Created Xeno.JS: Architectural Rigor and Zero Infrastructure Constraints

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3 min read
SpringApplication.run boot flow + embedded Tomcat

SpringApplication.run boot flow + embedded Tomcat

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7 min read
How to Design a Subscription System for Mobile Apps: Architecture, Payments, and User Entitlements

How to Design a Subscription System for Mobile Apps: Architecture, Payments, and User Entitlements

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6 min read
The Query That Got Slower Every Week: A Pagination Post-Mortem

The Query That Got Slower Every Week: A Pagination Post-Mortem

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8 min read
How Node.js Handles Requests

How Node.js Handles Requests

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8 min read
Node.js REST API Audit: A Checklist for Slow or Unreliable Backends

Node.js REST API Audit: A Checklist for Slow or Unreliable Backends

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5 min read
Subqueries & CTEs: Breaking Complex Queries into Steps

Subqueries & CTEs: Breaking Complex Queries into Steps

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2 min read
Go for Frontend Developers: Building Instant API Endpoints

Go for Frontend Developers: Building Instant API Endpoints

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2 min read
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