Cache Architecture Explained — Types, TTL, Write Strategies, Eviction & Real-World Usage
Caching is one of the most important performance optimization techniques used in modern systems — from CPUs to distributed backend systems like Redis, CDN, and
Caching is one of the most important performance optimization techniques used in modern systems — from CPUs to distributed backend systems like Redis, CDN, and
System Design Approach → Step 0: Understand the Problem before coming to conclusion → Step 1: Functional Requirements / Minimum viable Product ( MVP) → Step
CURD Operation Select Statement ✅ 1. Selecting All Columns 🟦 Explanation: The * wildcard selects all columns from the actors table. 🔎 Useful when you
From Your Device → Router → ISP → Public Internet → Server Most people imagine the internet as a single big network. In reality, it
When I started preparing for Data Structures and Algorithms (DSA), I quickly realized one thing — managing my study material was far more chaotic than
When I started preparing for Data Structures and Algorithms (DSA), I quickly realized one thing — managing my study material was far more chaotic than
System Design Approach → Step 0: Understand the Problem before coming to conclusion → Step 1: Functional Requirements / Minimum viable Product ( MVP) → Step
CURD Operation Select Statement ✅ 1. Selecting All Columns 🟦 Explanation: The * wildcard selects all columns from the actors table. 🔎 Useful when you
From Your Device → Router → ISP → Public Internet → Server Most people imagine the internet as a single big network. In reality, it
Software documentation is supposed to help us understand systems.In reality, it often does the opposite. Most of us have seen this pattern: So teams stop
If you’re a developer, chances are you’ve tried Obsidian. It’s fast, offline-first, Markdown-based, and excellent for building a personal knowledge base. Many developers use it as
Caching is one of the most important performance optimization techniques used in modern systems — from CPUs to distributed backend systems like Redis, CDN, and
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