Props in React – Introduction
When building React applications, we often create multiple components. These components need to communicate with each other and share data. Props are one of the most important concepts used for passing data between…
Daily edition · React
The daily ledger
TILens turns technical updates into a focused daily brief: official releases, trusted reporting, and practitioner analysis, deduplicated and organized by topic.
11 articles · 4 sources · 4 papers ·
Top topics: JavaScript · React · AI
Building an Interactive Git Visualizer to Master Version Control
Git is fundamental to modern development, yet commands like git rebase, git merge, and git checkout remain abstract and confusing for beginners. Traditional explanations rely on static branch diagrams that fail to…
Building Sportivo: How I Engineered a Live Sports Streaming Web App
Live sports streaming platforms often suffer from cluttered interfaces, broken video players, and clunky navigation. As a developer, I wanted to build a lean, distraction-free web application that aggregates real-time…
Native is now the future of mobile at Shopify
Shopify is leaving React Native, and the reason is not performance. is by Mustafa Ali, the same person who wrote in January 2025 that the future of React Native was bright. So this is not a team that got burned and left…
Why Fabric.js `loadFromJSON` Can Leave Your Editor Half-Loaded
A saved Fabric.js document can reopen with missing content when an image URL fails and the loading path allows failed objects to be omitted. fabricjs-document-engine checks external images before loading content into…
Building a Kanban Board from Scratch with Vanilla JavaScript
Building a Kanban Board from Scratch with Vanilla JavaScript Most tutorials use React, Vue, or Angular to build a Kanban board. But sometimes the best tool is no tool at all — just vanilla HTML, CSS, and JavaScript. In…
Almost Human, Except When It Matters: VoxParity and the Decisions a Voice Should Change
arXiv:2609.35922v1 Announce Type: cross Abstract: A voice agent can handle almost every call on the words alone and still fail the few its sector's rules were written for. Emergency-call standards, fraud guidance, radio…
Do LLM Agents Execute the Plans They Declare? From Planning-Mode Declaration to Pattern-Specific Execution
arXiv:2609.38108v1 Announce Type: cross Abstract: Large language models (LLMs) enable agents to solve long-horizon tasks by generating a plan and then executing it in an environment. However, successful planning…
Safety Under Scaffolding: How Evaluation Conditions Shape Measured Safety
arXiv:2603.10044v4 Announce Type: replace Abstract: Safety benchmarks usually test "bare" models that receive prompts and output responses, but real-world deployments "wrap" those models in complex scaffolds. How much…
When Reasoning Goes Astray: Attention Dynamics of Uncontrolled Reasoning
arXiv:2609.38817v1 Announce Type: new Abstract: Large reasoning models (LRMs) improve performance on complex tasks through extended reasoning, yet the same process can degenerate into redundant verification and…
Your Chatbot Answered the Question the User Already Left
A stale answer is not a latency bug. It is a state ownership bug. Picture a shopper asking for blue running shoes, then quickly changing the request to black walking shoes. The first search is harder and finishes last.…