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dev.to > jairo-dev-jr > defer-vs-immediate-reactive-flow-creation-and-why-your-circuit-breaker-can-decide-too-early-3bll

Defer vs Immediate Reactive Flow Creation (and why your Circuit Breaker can “decide too early”)

Defer vs Immediate Reactive Flow Creation (and why your Circuit Breaker can “decide too early”)4+ min ago   (283+ words) If you've ever looked at a circuit breaker log and thought: "Wait" why did it allow/block this call?" "there's a good chance the issue isn't the circuit breaker. It's when your reactive pipeline is being created vs when it's…...

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dev.to > ravgeetdhillon > rebuilding-my-static-blog-with-build-time-data-and-instant-search-16db

Rebuilding My Static Blog with Build-Time Data and Instant Search

Rebuilding My Static Blog with Build-Time Data and Instant Search17+ min ago   (489+ words) Static sites are supposed to be fast, simple, and reliable. But over time, my personal blog started behaving like a dynamic app - runtime API calls, pagination logic everywhere, and fragmented view counts spread across platforms. Last week, I rebuilt the…...

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dev.to > raviteja_nekkalapu_ > why-localhost-is-a-myth-your-clipboard-is-a-public-api-52jp

Why 'Localhost' is a Myth: Your Clipboard is a Public API

Why 'Localhost' is a Myth: Your Clipboard is a Public API48+ min ago   (90+ words) The Invisible Leak We treat Localhost like a fortress. "It's just on my machine. It's safe." But how did the data get there? You copied it. The "Sanitize First" Habit (The New Hygiene) In security, we wash our hands. You…...

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dev.to > planetargon > ruby-40-and-ruby-box-what-changed-and-how-to-upgrade-safely-24en

Ruby 4.0 and Ruby Box: What Changed and How to Upgrade Safely

Ruby 4.0 and Ruby Box: What Changed and How to Upgrade Safely1+ hour, 4+ min ago   (719+ words) Ruby 4.0 dropped over the holidays, bringing us all new primitives for isolation, parallelism, and performance, as well as upgrade anxiety (inevitable) and the perpetual temptation to just rewrite our entire app (resist!). Let's dive in! Ruby Box introduces a way…...

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dev.to > debbie65744 > high-performance-speed-j0k

High Performance & Speed

High Performance & Speed1+ hour, 13+ min ago   (46+ words) 1. High Performance & Speed 2. Low-Level Hardware Control 3. Foundation of Modern Languages 6. Strong Use in System Software C is still widely used to build: Operating systems (Linux, Windows kernel parts) 7. Large Ecosystem & Legacy Code 9. Easy Integration with Other Languages...

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dev.to > mindsdb > how-web-apps-like-midday-gain-a-competitive-edge-with-supabase-and-mindsdb-4aoi

How Web Apps Like Midday Gain a Competitive Edge with Supabase and MindsDB

How Web Apps Like Midday Gain a Competitive Edge with Supabase and MindsDB1+ hour, 26+ min ago   (977+ words) Written by Chandre Van Der Westhuizen, Community & Marketing Co-ordinator at MindsDB SaaS companies live and die by their metrics. Data is collected in operational systems, copied into warehouses, transformed through pipelines, and finally visualized in dashboards. Finance teams learn where…...

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dev.to > ml318097 > http-wtf-weird-facts-about-the-webs-backbone-29kn

🌐 HTTP: WTF?! — Weird Facts About the Web’s Backbone

🌐 HTTP: WTF?! — Weird Facts About the Web’s Backbone1+ hour, 28+ min ago   (317+ words) Think you know HTTP? Think again. HTTP Toolkit dives deep into the strangest, funniest, and most surprising parts of the protocol that powers the internet " from obscure legacy quirks to hidden, useful features. " Highlights: Lesser-known HTTP features that can actually…...

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dev.to > _vproger_ > postgresql-dlia-vieb-razrabotchika-mighratsiia-s-mysql-json-optimizatsiia-18eo

PostgreSQL для веб-разработчика: миграция с MySQL, JSON, оптимизация

PostgreSQL для веб-разработчика: миграция с MySQL, JSON, оптимизация1+ hour, 33+ min ago   (149+ words) " " " " " " PostgreSQL " " " DBA. " " " " "-, " " backend " PHP, Node.js " Python " " " " " PostgreSQL , " " " ". " " " " " " " " " " MySQL " PostgreSQL " " ": "-, " ", API, ". " " " " " " ": " ", " ", " EXPLAIN ANALYZE, " " PostgreSQL " MySQL. " " " " " " " " ". " " " " PostgreSQL vs MySQL " 2026 | " | PostgreSQL | MySQL | | JSON | JSONB + " | JSON " " | | " | Window Functions, CTE | " | | " | EXTENSION | " | | " | PostgreSQL License | GPL / " | | Full-text | " | " | | " " | " ", " | " CRUD | CentOS / Rocky Linux " ": " MySQL SERIAL " " sugar " sequence. " PostgreSQL…...

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dev.to > narnaiezzsshaa > why-csa-star-cant-govern-ai-agents-and-what-comes-next-5chm

Why CSA STAR Can't Govern AI Agents (And What Comes Next)

Why CSA STAR Can't Govern AI Agents (And What Comes Next)1+ hour, 36+ min ago   (288+ words) STAR works for cloud. It breaks for agents. Here's why'and what the next governance layer requires. CSA STAR has been a cornerstone of cloud security for over a decade. It works well for SaaS vendors, cloud providers, and human-operated systems....

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dev.to > __b63657 > unit-tests-integration-tests-end-to-end-tests-1g5l

Unit Tests, Integration Tests & End-to-End Tests

Unit Tests, Integration Tests & End-to-End Tests1+ hour, 43+ min ago   (71+ words) " ", ", " " " " " " " " " " " (automated testing) " " ", " "nice to have. " " ", " " " " " " " " " ". " ", " tests " " " " " ": " " " " ". " " " " " " ": " " " " " " " " " " " " " "-", " " " C# (.NET). 1. Unit Tests " " " Unit Tests " " " " " " ": " " " " deterministic, mock. " " " " unit tested " " " ". " " " " " " domain rule: 2. Integration Tests " " " Integration Tests ": " " mock" " ". ", ": " " " unit tests " " "Works on my machine" bugs " ". ": Repository + EF Core Integration Test " In-Memory SQLite ": " " " unit test " " " " ". 3. End-to-End…...