NestJS vs Next.js: we benchmarked both as an API
NestJS vs Next.js is not a rivalry: one is a backend framework, one is a React framework. We benchmarked both as an API and show when to add the second.
Tue Oct 13 2026 · 12 min read · 0 views
#typescript
NestJS 12 on AWS Lambda: the ESM crash and how to fix it
NestJS 12 ships ESM-only, and AWS Lambda turns off require(esm). We reproduced the ERR_REQUIRE_ESM crash on five Node versions and tested three fixes.
Sun Oct 11 2026 · 10 min read · 2 views
NestJS 12 and Jest: why your tests fail and how to fix them
Jest cannot load NestJS 12's ESM-only packages on most Node versions. We ran one spec on four Node versions and tested every fix, including Vitest.
Sun Oct 11 2026 · 10 min read · 12 views
NestJS 12 upgrade: the traps nest upgrade does not fix
nest upgrade fails with Invalid command or Schematic not found on a v11 project. We tested the fix, read its report, and listed what you must still do by hand.
Sun Oct 11 2026 · 10 min read · 6 views
TypeScript 7 migration: tsconfig errors and how to fix
TypeScript 7.0 is a native port of the TypeScript compiler, written in Go, and it reached general availability in July 2026. It is far faster, but npm install -D typescript now installs it, and it
Wed Oct 07 2026 · 6 min read · 4 views
AI SDK 7 Changed usage. Your Token Counts Are Now Wrong
If a project upgraded to AI SDK 7 and its per-request token costs suddenly look higher than before, nothing is actually costing more. result.usage used to report only the final step's tokens. In AI
Tue Sep 29 2026 · 6 min read · 4 views
Next.js 16 Deleted next lint. Here's the Fix
If you just ran next lint on a Next.js 16 project and got a "command not found" style error, that's not a broken install. Next.js 16.0.0 removed the next lint command entirely. next build no longer
Tue Sep 29 2026 · 6 min read · 10 views
TypeScript 7 is 10x faster. Can your project use it?
TypeScript 7.0 is out and fast, but three months on, your lint step still cannot use it. On October 14, 2026 the latest TypeScript on npm is 7.0.2, and @typescript-eslint/parser 8.71.2 still declares
Tue Aug 18 2026 · 5 min read · 5 views