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Daily edition · JavaScript

The daily ledger

TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.

04 Sep 2026 edition

60 articles · 7 sources · 1 paper ·

Top topics: JavaScript · React · AI

JavaScript

JetBrains AI đổi giá: Cursor có còn rẻ hơn cho dev VN?

Originally published on NextFuture JetBrains vừa đổi cấu trúc giá AI Assistant, và theo một bài đối chiếu trên Dev.to, chi phí AI tăng thêm của dev đang dùng All Products Pack có thể về $0 thay vì $20/tháng. Nếu team…

Source: DEV JavaScript feed BeanBean
JavaScript AI

MCP hay agent loop? Chọn kiến trúc và chỗ chặn an toàn

Originally published on NextFuture Bạn cắm thêm một MCP server nữa vào Claude Code, và agent bắt đầu gọi sai tool. Hoặc ngược lại: bạn tự viết vòng lặp agent, nó chạy hết vòng này sang vòng khác rồi vẫn báo "done" trong…

Source: DEV JavaScript feed BeanBean
JavaScript

Ownership in Rust: A JavaScript Dev's Quest Like Neo in The Matrix

The Quest Begins (The "Why") I still remember the first time I tried to port a little Node.js utility to Rust. I was confident—I knew callbacks, promises, and the event loop like the back of my hand. I wrote a function…

Source: DEV JavaScript feed Timevolt
JavaScript

My checkout said it was ready for a month. Nobody could have paid.

The dashboard for my payment provider reads, for the whole life of the account: Revenue since inception USD 0.00 Transaction History Total count: 0 Users Total count: 0 Live mode and sandbox mode, same numbers. The easy…

Source: DEV JavaScript feed Asuran
JavaScript

Google Slides AI is laughably bad

💡 TL;DR & Key Takeaways: **TL;DR** Google Slides’ new “Beautify” AI merely snapshots a slide as an image, exposing how legacy slide file formats hinder true AI‑driven editing. Simpler, plain‑text formats (e.g.,…

Source: DEV JavaScript feed Michael Salim
JavaScript

JSON Schema Diff & Merge Tool: Free Browser-Based Tool

JSON Schema Diff & Merge Tool: Free Browser-Based Tool Compare two JSON Schemas and instantly see what changed, or merge them into one unified schema. Why Another Schema Tool? JSON Schemas evolve constantly. Whether…

Source: DEV JavaScript feed Jack Green
JavaScript

JSON.parse tells you what broke, but not where

Paste this into your console: try { JSON.parse('{"a":NaN}') } catch (e) { console.log(e.message) } You get: Unexpected token 'N', "{"a":NaN}" is not valid JSON It found the problem. It quoted the document back at you.…

Source: DEV JavaScript feed Easy Formatter
JavaScript

Fail-Open Defaults in Agent PRs: A Provenance Review

The following scene is a composite review scenario. It is not a named customer story. A billing service received an agent pull request on Friday. The patch added retries, caching, and a thin HTTP client. Generated tests…

Source: DEV JavaScript feed Jordan Li
JavaScript

A JSON Fence Around Tonight's Deploy

The founder sat with cold coffee at 1:14 a.m. The checkout flow had almost survived another late rewrite. A free coding model had touched the webhook handler again. The compare view looked tiny on a tired screen. The…

Source: DEV JavaScript feed Avery Lin

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