AlexWebLab

Explore a wide range of web development topics, from JavaScript to React and beyond, and uncover valuable insights to enhance your skills.

Latest 2 articles:

Replication, Sharding, Quorum, and CAP Theorem: Why Distributed Data Feels Weird in the UI

June 8, 2026Scalability & Reliability

As soon as data lives on multiple nodes, familiar assumptions break. Replication, sharding, quorum rules, and CAP tradeoffs determine whether your reads are fresh, your writes are durable, and your product feels coherent under failure.

Load Balancing, Autoscaling, Failover, and Rate Limiting: Keeping Systems Fast Under Stress

June 5, 2026Scalability & Reliability

Scalability is not one feature. It is a set of mechanisms that spread traffic, add capacity, survive failure, and protect shared resources when demand spikes harder than the system can comfortably absorb.

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