Sharing My Journey in Web Development | Interesting Tools and Methods | And more...
Building an effective testing pyramid: test doubles boundaries, running real ephemeral databases via Testcontainers, and preventing flaky CI/CD runs.
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Preventing orphaned users and lost verification emails during network outages using the Transactional Outbox Pattern and asynchronous publishing.
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How to apply SRP, OCP, LSP, ISP, and DIP pragmatically without falling into premature abstractions, endless boilerplate, and design paralysis.
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Comparing Database-per-Tenant, Schema-per-Tenant, and Shared Database with Tenant Discriminator: connection pooling, tenant isolation, and migrations.
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Understanding network and system performance metrics: why high bandwidth does not guarantee low latency, Little’s Law, and saturation bottlenecks.
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Designing fault-tolerant distributed systems: Circuit Breaker states, exponential backoff with full jitter, graceful fallbacks, timeouts, and bulkheads.
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Applying core data structures to solve production problems: hash collisions, B-Trees in database engines, LRU cache memory layouts, and graph traversal.
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Why asymptotic notation ignores hardware realities: CPU cache line misses, branch prediction, allocation churn, and hidden architectural constants.
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