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Frontend DevelopmentJune 29, 202612 min
How to Cancel a Fetch Request in JavaScript (2026)
Cancel a fetch request in JavaScript and React with AbortController: abort on unmount, add a timeout with AbortSignal.timeout, and handle AbortError safely.
NewsJune 29, 202612 min
GPT-5.6 Sol: OpenAI's Government-Gated Preview (2026)
OpenAI previewed GPT-5.6 Sol, Terra, and Luna on June 26, 2026 — but only to government-vetted partners, via API and Codex, under the cyber EO 14409.
Cloud & DevOpsJune 29, 202611 min
Custom Prometheus Metrics in Node.js + Express (2026)
Add Prometheus metrics to a Node.js + Express app with prom-client: a /metrics endpoint, custom counters and histograms, and safe low-cardinality labels.
Security & PrivacyJune 28, 202611 min
AI Coding Governance Gap: 97% Adoption, 30% Control (2026)
AI coding tools hit 97% enterprise adoption in 2026, but only 30% of teams fully govern them. Inside the AI coding governance gap, its risks, and the fix.
LLM & IntegrationJune 28, 202616 min
Token-Aware Text Chunking for RAG in TypeScript (2026)
Token-aware text chunking for RAG in TypeScript: recursive splitting with @langchain/textsplitters and js-tiktoken, plus chunk size and overlap tuning.
AI & Machine LearningJune 27, 202612 min
OpenAI Jalapeño: First Custom AI Inference Chip
OpenAI unveiled Jalapeño, its first custom AI chip — an LLM inference ASIC co-designed with Broadcom in nine months to reduce its reliance on Nvidia GPUs.
Backend DevelopmentJune 27, 202616 min
Postgres Row-Level Security for Multi-Tenant Apps (2026)
Implement Postgres row-level security for multi-tenant apps with node-postgres: enable RLS, write current_setting policies, and avoid the pool-leak footgun.
AI & Machine LearningJune 26, 20269 min
FrontierMath v2: 42% of Math Problems Had Errors
Epoch AI's FrontierMath v2 fixed errors in 42% of problems on June 12, 2026. Here's what broke, how it was caught, and what it means for trusting AI benchmarks.
Cloud & DevOpsJune 26, 202611 min
GitHub Actions: Reusable Workflow vs Composite Action 2026
Reusable workflow vs composite action in GitHub Actions: jobs vs steps, secrets, nesting limits, and outputs—plus exactly when to use each, with YAML.
Frontend DevelopmentJune 26, 202610 min
React Hook Form + Zod: Type-Safe Forms Tutorial (2026)
Build type-safe React forms with React Hook Form 7 and Zod 4: zodResolver setup, register vs Controller, and the z.coerce type-error fix. All runnable.
LLM & IntegrationJune 25, 202617 min
Count Tokens in TypeScript: Fit the Context Window (2026)
Count OpenAI tokens in TypeScript with gpt-tokenizer - no WASM, no API key. Count chat messages accurately and trim history to fit the model context window.
Cloud & DevOpsJune 25, 202612 min
kubectl debug Ephemeral Containers: No-Shell Pods 2026
Debug a no-shell distroless pod with kubectl debug and ephemeral containers: the --target flag, /proc filesystem access, and CrashLoopBackOff pod copies.