标签：#TC

A decision memo for anyone staring at their package.json and wondering. Most arguments for leaving your SPA framework center on the upgrade treadmill — the endless cycle of major-version migrations, dependency churn, and build-tool turnover. That argument is real but incomplete, and on its own it has never been decisive: every framework shop has learned to live with the treadmill. There's a stronger case, built on four pillars that compound with each other. First, total cost of ownership : vanilla JavaScript on the web platform has unusual TCO properties, dominated by a depreciation curve that is nearly flat. Code written against the platform does not rot, because its substrate does not change. Over long horizons, this single property outweighs almost every per-feature productivity argument in a framework's favor. Second, the labor market : the pool of people who can work on vanilla JavaScript is not a niche within the frontend market — it is the entire frontend market, plus most of the backend market. Every framework developer is, underneath, a JavaScript developer. The reverse is not true. If you hire for a specific framework, you're hiring from a subset while telling yourself you're hiring from the mainstream. Third, AI leverage : engineers now produce a growing share of code with AI assistance, and the economics of that assistance differ sharply by target. The web platform is a small, stable, exhaustively documented body of knowledge; a framework ecosystem is a large, fast-mutating one whose training data is perpetually stale. AI coding tools are measurably more reliable on the former. As AI-assisted development becomes the dominant mode of production, the substrate that AI handles best becomes the cheaper substrate — and the gap widens every year the platform stays still while frameworks move. Fourth, architecture : porting to Web Components is not a transliteration of the same design into different syntax. The platform pushes toward a genuinely different archi

Blazor SSR Gets Client-Side Validation in .NET 11 Preview 5 If you've built Blazor Server-Side Rendering (SSR) forms, you know the pain: a user fills out a form, hits submit, the form posts to the server, the server runs validation, and only then does the user see the "This field is required" message next to the empty email field. That round-trip latency adds up. It breaks the immediacy users expect from modern web apps. .NET 11 Preview 5 fixes this. Blazor SSR forms now get instant, in-browser validation feedback — no server required. The server renders your validation rules as metadata, and Blazor's JavaScript enforces them client-side. Same DataAnnotationsValidator component you already use. Zero code changes needed. Let's break down how it works. Before .NET 11: The SSR Validation Gap In .NET 8 and 9, Blazor SSR rendered HTML on the server and sent it down. Validation only ran server-side — on form submission. If a field was invalid, the whole form posted to the server, came back with validation messages, and re-rendered. Interactive Blazor modes (Server, WebAssembly, Auto) had instant client-side validation because an active SignalR circuit or WASM runtime ran the validation logic locally. But SSR mode — the simplest, most performant option — was left out. The result? Developers who chose SSR Blazor for its simplicity had to choose between: Accepting the laggy validation UX Adding a second JavaScript validation library (and maintaining two validation rulesets) Re-architecting to use an interactive render mode None of these are great options. What Changed in .NET 11 Preview 5 The .NET team shipped two PRs ( #66441 and #66420 ) that bring unobtrusive client-side validation to Blazor SSR forms. The key insight: The .NET model stays the single source of truth. On form render, the server serializes your DataAnnotations validation rules into HTML metadata attributes. Blazor's JavaScript reads those attributes and applies them client-side — the same approach ASP.NET M

The company made its heavily-anticipated debut on Friday, trading higher than its initial $135 IPO price.

Pool's new app automatically sorts screenshots into personalized collections, tracks down the original links behind saved content, and helps you rediscover products, recipes, travel ideas, and other things you meant to revisit.

After getting its hands on a Trump phone and tearing it apart, iFixit has confirmed what I first reported back in February: the T1 Phone is an almost exact duplicate of the HTC U24 Pro. iFixit partnered with NBC to get hold of the network's media sample of the Trump phone, along with a U24 […]

https://dsa-life-simulator-frontend.vercel.app"I made a free tool to make DSA practice feel like an RPG — would like feedback from this community"Been grinding DSA for months and it never felt fun. So I built something. What it does: 🏟️ Real-time 1v1 Arena battles against other devs 🧪 Lab to create and publish your own challenges 🏘️ Community Hub to attempt others' challenges 📖 AI writes your weekly coding journey as a life story 🎮 XP, credits, levels, leaderboards Stack: React + Tailwind + Firebase + Node.js + Socket.IO + Groq AI Still early — would genuinely love feedback from people who've felt the pain of traditional DSA prep.

Backed by Alexis Ohanian’s 776 and Kindred Ventures, Zest uses transaction data and AI to generate restaurant recommendations based on users’ real dining habits and the places they frequent.

Problem Link - https://leetcode.com/problems/delete-node-in-a-linked-list/ This is one of those interview questions that looks impossible at first. Normally, to delete a node from a Linked List, we need access to the previous node. But in this problem, we're only given the node that needs to be deleted. No head. No previous pointer. So how do we remove it? Let's understand the trick. Problem Statement Write a function to delete a node in a singly linked list. You are not given the head of the list. Instead, you are given only the node that needs to be deleted. Example Input: 4 -> 5 -> 1 -> 9 node = 5 Output: 4 -> 1 -> 9 Initial Thought Normally we delete a node like this: prev.next = node.next But here: We don't have prev We don't have head So the usual deletion approach is impossible. Key Observation Although we cannot delete the current node directly, we can make it look like it never existed. Consider: 4 -> 5 -> 1 -> 9 We need to delete: 5 Instead of removing node 5 , copy the value of the next node into it. 4 -> 1 -> 1 -> 9 Now remove the next node. 4 -> 1 -> 9 The original value 5 has disappeared. Mission accomplished. Intuition Copy the next node's value into the current node. Skip the next node. The current node now behaves as if it was deleted. Since the problem guarantees that the given node is not the tail node, a next node will always exist. Dry Run Input 4 -> 5 -> 1 -> 9 node = 5 Current node: 5 Next node: 1 Step 1 Copy next node value. node.val = node.next.val List becomes: 4 -> 1 -> 1 -> 9 Step 2 Skip next node. node.next = node.next.next List becomes: 4 -> 1 -> 9 Done. Optimal Java Solution class Solution { public void deleteNode ( ListNode node ) { ListNode cur = node . next ; node . val = cur . val ; node . next = cur . next ; } } Even Shorter Version class Solution { public void deleteNode ( ListNode node ) { node . val = node . next . val ; node . next = node . next . next ; } } Complexity Analysis Metric Complexity Time Complexity O(1) Space Comp

Waymo created a new computer model to help it better understand how humans behave in crash scenarios that its robotaxis encounter.

Microsoft today released software updates to plug nearly 200 security holes across its Windows operating systems and supported software, a record number of fixes for the company's monthly Patch Tuesday cycle. Nearly three dozen of those bugs earned Microsoft's most dire "critical" rating, and exploit code for at least three of the weaknesses is now publicly available.

If those same AI workloads can be handled by cheaper models without affecting quality, it would mean a massive shift in the economics of AI.

With SpaceX, Anthropic, and OpenAI all eyeing massive public debuts, the tech industry may soon have a new class of corporate overlords — and a new acronym to match. Say goodbye to FAANG and hello to MANGOS.

Lovable says it has now surpassed $500 million in annualized run-rate revenue and its users are building businesses and replacing internal software.

Tools for Humanity, Sam Altman's identity verification company, is reportedly struggling to generate revenue and will downsize its staff.

The vibe of Apple's 2026 WWDC keynote felt like a spouse proudly listing all the honey-do-list items tackled. One subtle example: the many AI demos of someone standing, phone in hand.

Apple spent much of its WWDC keynote highlighting fixes, performance improvements, and long-requested features before unveiling its upgraded AI-powered Siri, signaling that the company wants users to see AI as just one part of a broader effort to improve its software.

The Trump administration released the updated version of the list four months ago and then quickly pulled it without explaining why

Shortcuts gets an AI upgrade, letting you describe the workflow you want in a prompt.

"If you're grabbing a bite with friends and point your iPhone at the bill, then [you can] select what you ordered to split the tab with Apple Cash," said Apple VP of Software Sebastien Marineau-Mes.

Apple is putting control back into the hands of parents with more granular screen time features.