This story was originally published on HackerNoon at: https://hackernoon.com/how-to-diagnose-production-bugs-when-you-cant-reproduce-them-locally.
Learn how to diagnose production-only bugs using logs, metrics, distributed tracing, and environment analysis — and why a PaaS makes debugging far easier.
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This story was written by: @manishmshiva. Learn more about this writer by checking @manishmshiva's about page, and for more stories, please visit hackernoon.com.

Bugs that appear only in production are usually environment problems, not code problems. Diagnose them systematically: gather evidence before touching code, write context-rich logs, use metrics to spot trends, trace requests across services, and verify the deployment itself before blaming your logic. Most of the difficulty comes from self-managed infrastructure — the "infrastructure tax." A PaaS centralizes logs, metrics, and deployment history, eliminating config drift and cutting incident response time.

This story was originally published on HackerNoon at: https://hackernoon.com/stop-using-ai-to-build-things-no-one-needs.
AI makes software cheap to build. Stake-driven development could make it cheaper to learn what users will actually pay for.
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This story was written by: @indiewzrd. Learn more about this writer by checking @indiewzrd's about page, and for more stories, please visit hackernoon.com.

AI makes software cheap to build. Stake-driven development could make it cheaper to learn what users will actually pay for.

This story was originally published on HackerNoon at: https://hackernoon.com/pinboard-a-free-self-hosted-apm-dashboard-that-refused-to-die.
A revived open-source stack brings PHP teams application-level performance monitoring without per-host SaaS APM fees.
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This story was written by: @xolegator. Learn more about this writer by checking @xolegator's about page, and for more stories, please visit hackernoon.com.

Pinba gives you real-time metrics but deliberately forgets everything after 15 minutes. Pinboard is the open-source dashboard that gives it a memory: percentile history per page, slow-request logs, memory and CPU leaderboards, e-mail alerts — on your own servers, for free. First committed in 2013 on a framework that no longer exists, it was rewritten in 2026 on Symfony 8 and PHP 8.4 and now ships as a one-command Docker stack. Here's the story, and the SQL tricks inside.

This story was originally published on HackerNoon at: https://hackernoon.com/207-blog-posts-to-learn-about-csharp.
Learn everything you need to know about Csharp via these 207 free HackerNoon blog posts.
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This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.

This story was originally published on HackerNoon at: https://hackernoon.com/explaining-the-grpc-myth-heres-what-happens-to-http-at-100-concurrent-threads.
Is gRPC always 10x faster than HTTP? We benchmarked both from 1 to 100 concurrent threads to reveal what actually happens when high load hits the network layer.
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This story was written by: @iegor. Learn more about this writer by checking @iegor's about page, and for more stories, please visit hackernoon.com.

Punch on a hype wave "gRPC is x10 faster compared to HTTP". Very much not always, especially in highp-concurrency environment.

This story was originally published on HackerNoon at: https://hackernoon.com/ai-assisted-cross-platform-code-generation-beyond-write-once-run-anywhere.
Learn how AI-powered observability and intelligent runtime telemetry enable enterprise mobile apps to predict UX issues before users are impacted.
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This story was written by: @uthejdeveloper. Learn more about this writer by checking @uthejdeveloper's about page, and for more stories, please visit hackernoon.com.

AI-powered observability transforms mobile telemetry into predictive insights, preventing user experience issues before they affect customers.

This story was originally published on HackerNoon at: https://hackernoon.com/your-ai-agents-pull-request-looks-clean-thats-the-problem.
AI-generated code looks just as clean as human code in review. That is exactly the problem: review was built to catch reasoning, not syntax.
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This story was written by: @bhaskarsecuresai. Learn more about this writer by checking @bhaskarsecuresai's about page, and for more stories, please visit hackernoon.com.

Code review was built to check whether a human understood the tradeoffs behind their own change, not whether the syntax is valid. AI-assisted development breaks that quietly, because AI-generated code looks identical to carefully human-written code in a diff. A worked example (a retry wrapper that looks textbook-correct but hides every real decision behind it) shows what gets lost, and what two changes, capturing generation provenance and making review records state what was actually checked, would actually fix.

This story was originally published on HackerNoon at: https://hackernoon.com/132-blog-posts-to-learn-about-django.
Learn everything you need to know about Django via these 132 free HackerNoon blog posts.
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This story was written by: @learn. Learn more about this writer by checking @learn's about page, and for more stories, please visit hackernoon.com.