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ProgrammingDEV Community ·

Developer Overhauls Auth Flow and Tests LLM Code Generation for AI App Eli

A developer working on two projects — Horizon and Eli — spent the day refining Horizon's authentication system, implementing a single-page GraphQL-based login that issues JWTs and handles errors such as wrong passwords, dropped connections, and duplicate submissions with tailored user messages. A debounce mechanism was also added to the frontend to prevent double submissions at the UI level. Separately, the developer experimented with a Rails application that uses OpenAI's GPT-4o-mini to generate Ruby code from plain-English prompts, pairing it with a RuboCop validator and a user-feedback loop for refinement. Early results showed the LLM performs well on simple tasks but struggles with complex logic involving external API interactions. Both efforts feed into Eli, an AI companion app designed around the philosophy of emotional presence rather than mere information delivery.

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IndiaTimes of India ·

Hindu Priest in Canada Arrested for Sexual Assault Disguised as Healing Ritual

A Hindu priest based in Canada has been arrested on charges of sexually assaulting a woman. The accused allegedly carried out the assault under the pretense of performing a healing ritual on the victim. Canadian authorities took the individual into custody following the complaint. The case highlights concerns about the misuse of religious authority to exploit vulnerable individuals.

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Crypto & Web3CoinDesk ·

Bitfinex Securities raises $50M to launch tokenized nickel trading product

Bitfinex Securities has raised $50 million as part of an initiative to offer tokenized nickel trading. The company plans to list a new security tied to a Luxembourg-based industrial metals platform. That platform is built around a $1.6 billion stockpile of high-purity nickel wire. The move represents Bitfinex Securities' push to bridge traditional commodity markets with blockchain-based financial instruments.

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ScienceWIRED ·

Google Pixel 2026 Lineup: How to Choose the Right Model for You

Google's 2026 Pixel smartphone lineup offers multiple models catering to different user needs and budgets. A new guide helps consumers compare the available Pixel phones to identify the best fit for their requirements. The comparison covers key features across the range to simplify the decision-making process. Alongside hardware recommendations, the guide also highlights useful accessories compatible with Pixel devices. Additionally, it includes smart software tips to help users get more out of their chosen Pixel phone.

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ProgrammingHacker News ·

PayPal App Crashes on GrapheneOS, Flagged as Rooted Device

Users have reported that the PayPal app now fails to launch on GrapheneOS, a privacy-focused Android operating system. The app crashes with a security exception labeled 'RootDetectionSecurityException,' suggesting PayPal's security policy is incorrectly identifying GrapheneOS as a rooted device. The issue was flagged on Hacker News, where the affected user noted they had enabled PayPal's contactless NFC payment feature. It remains unclear whether the NFC card feature is a contributing factor or if the block applies to all GrapheneOS users. PayPal has not issued any official statement regarding compatibility with GrapheneOS.

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ProgrammingDEV Community ·

Python Trading Assistant Uses Hexagonal Architecture to Prevent LLM Hallucinations

A developer has published a market research assistant built in Python that applies Hexagonal Architecture, also known as Ports and Adapters, to isolate core business logic from external market data APIs and AI inference engines. The system addresses two common failure modes in AI-driven financial pipelines: tight coupling between LLM orchestration and third-party APIs, and hallucinated numerical outputs from raw text generation. Technical indicators such as RSI, MACD, and moving averages are computed deterministically in Python adapters, with pre-validated metrics passed to the language model only for narrative summarization. Data boundaries are enforced using Python's typing.Protocol and immutable Pydantic schemas, enabling strict input and output validation throughout the pipeline. The architecture also supports automatic failover between providers and cost-free unit testing via mock adapters that mirror real API contracts.

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ProgrammingDEV Community ·

Two-Thirds of Europe's Top Websites Fail Basic Accessibility Rules Already in Force

A scan of 149 of the most-visited websites on EU country domains found that 64% fail clause 9.4.1.2 (Name, Role, Value), a Level A accessibility requirement that has been part of every WCAG version since 2008. The failures are largely simple, recurring issues such as icon links with no accessible name, images missing alt text, and insufficient colour contrast — not complex architectural problems. The findings come as the industry prepares for EN 301 549 V4.1.1, due for citation on 30 November 2026, which will upgrade the standard from WCAG 2.1 to WCAG 2.2. However, the current version of EN 301 549 has already been in force past the European Accessibility Act deadline of June 2025, meaning many sites are non-compliant right now. The analysis highlights that widespread attention is being paid to an upcoming standard while existing, more basic obligations remain broadly unmet.

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ProgrammingDEV Community ·

How Signal Forms' validateHttp() Delegates All Async Logic to Existing Angular Primitives

A code trace of Signal Forms' validateHttp() function, available as a stable public API since version 22.0, reveals it contains no async machinery of its own. The function's entire body is a single call to validateAsync(), which itself delegates HTTP handling to Angular's httpResource() and async state to the resource() primitive. Sync-before-async gating, request cancellation, and pending status are all handled by pre-existing Angular resource behaviours rather than custom forms logic. The analysis, pinned to the v22.1.1 tag, spans six layers of abstraction from a form field declaration down to the actual network call. The finding highlights how composing existing platform primitives can eliminate the need for bespoke async bookkeeping in forms libraries.

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IndiaTimes of India ·

Apple's September 9 Event to Feature Foldable iPhone, Watch Series 12 and More

Apple has confirmed its 'Surprise and Shine' event for September 9, set to begin at 10:30 PM IST from the Steve Jobs Theater. The event will mark John Ternus's first keynote as CEO of the company. Apple is expected to unveil its first-ever foldable smartphone, rumoured to be called the iPhone Ultra, alongside the iPhone 18 Pro and Pro Max. The lineup also reportedly includes Apple Watch Series 12, Apple Watch Ultra 4, AirPods 5, and new home devices powered by Siri AI.

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ProgrammingDEV Community ·

A Practical Guide to Essential Utility Tools Every Developer Should Know

A roundup published on DEV Community outlines a broad set of utility tools developers frequently rely on across security, formatting, and data conversion tasks. The security-focused tools include JWT decoders, bcrypt hashers, RSA key pair generators, and UUID/ULID creators, all designed to handle authentication and encryption workflows without exposing sensitive data. Formatting utilities such as JSON prettifier, SQL formatter, YAML/XML cleaner, and a Docker Run-to-Compose converter help developers clean up and standardize code and configuration files. Data conversion tools cover common transformations between JSON, YAML, CSV, Base64, and various number bases, as well as timestamp and color space conversions. Rounding out the list are network and web tools including an IPv4 subnet calculator, URL parser, and Open Graph meta tag generator aimed at API integration and SEO debugging.

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IndiaNDTV ·

China Warns Barrier Lake Near Tibet-Nepal Border May Breach Within 72 Hours

Chinese authorities have issued a warning about a barrier lake located upstream near the Tibet-Nepal border that poses a significant breach risk within 72 hours. The alert was reported by Chinese state broadcaster CCTV, citing concerns from officials in Beijing. The unstable lake, formed in the Himalayan region, could potentially complicate ongoing rescue operations in the area. Authorities are monitoring the situation closely as the risk of a breach threatens to worsen conditions near the border crossing.

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ProgrammingDEV Community ·

Clip Architect Brings AI Short-Video Tool MoneyPrinterTurbo to Windows Desktop

Clip Architect is a Windows desktop app that wraps the open-source MoneyPrinterTurbo pipeline inside a Tauri 2 shell, allowing users to generate scripted, narrated, and subtitled short videos from a single topic input without using a terminal. Built with a React 19 frontend and a Python backend running as a local service, the app targets non-technical users who would otherwise struggle to set up MoneyPrinterTurbo's command-line environment. The underlying video-generation chain remains unchanged — an LLM writes the script, stock footage supplies visuals, a text-to-speech engine handles narration, and FFmpeg assembles the final MP4 optimised for TikTok, Reels, or Shorts. All processing happens locally, with API keys supplied by the user, and no content is routed through a third-party cloud render queue. Key technical decisions include a Windows Job Object to prevent background processes from running undetected after a crash, and a split directory structure that separates writable user data from read-only install assets to enable MSIX packaging for the Microsoft Store.

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ProgrammingDEV Community ·

Developer Tests Own Published Data Tool With Custom Exam, Finds Regex Classifier Badly Flawed

A developer who built a regex-based classifier to sort 20,000 YouTube comments into needs, chatter, and signals decided to stress-test the tool using an evaluation framework they had previously written. The classifier, which relied on keyword matching rather than AI, was found to misfile comments due to character-level coincidences — a Korean phrase meaning 'doesn't pay' was flagged as an error report because it shared characters with the keyword 'doesn't work.' Running 15 test cases through the classifier, only 8 were handled correctly, with several failures rated as fatal since misclassified comments feed real product and business decisions. The experiment also revealed structural gaps in the evaluation guide itself, including an unaccounted trap type unique to character-matching tools and a grading framework that could not be reused across different project domains. The author concluded that the classifier's inability to flag uncertainty — forcing every comment into a category regardless of confidence — is a fundamental flaw under the principle that a wrong confirmation is worse than no confirmation.

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ProgrammingDEV Community ·

How Sun Geometry Data Can Fix False Alarms in Solar Panel Monitoring

Solar monitoring systems that rely on fixed daily kWh targets frequently generate false alerts in winter and miss real faults in summer due to seasonal daylight variation. A more reliable approach anchors performance baselines to actual sunrise, sunset, and solar noon data rather than the clock. Sun geometry data — available free from sources like Sunrise-Sunset.org or ipgeolocation.io — can define the real daylight window, identify peak production timing, and scale targets by day length across seasons. While this method cannot predict how much energy panels will generate on a given day, it eliminates common timing-based false alarms and can flag unusual shifts in production shape. For full output forecasting that accounts for cloud cover and weather, dedicated irradiance APIs like Forecast.Solar or Solcast remain necessary.

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