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SpaceNASA ·

NASA Lab Trains Young Planetary Scientists in Public Engagement

NASA's FORCE laboratory is equipping the next generation of planetary scientists with public engagement skills alongside technical research training. The facility uses high-pressure experimental equipment to simulate extreme conditions found deep inside Earth and other planets. This enables researchers to study how planets form, evolve, and respond to immense internal pressures. Beyond scientific research, the program emphasizes teaching early-career scientists how to effectively communicate their findings to the public.

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ProgrammingHacker News ·

RAM prices surge up to 500% in a year, hitting 10x historic lows

Computer memory prices have risen dramatically over the past 12 months, with some configurations now costing up to 500% more than they did a year ago. Certain RAM kits are now priced as high as 10 times the lowest prices ever recorded for those products. As a stark example, a 128GB DDR5 kit now retails for approximately $3,399. The sharp increase signals a significant shift in the memory market after an extended period of historically low pricing. Consumers and PC builders are likely to feel the impact as upgraded systems and new builds become considerably more expensive.

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IndiaTimes of India ·

VCK Protest in Thanjavur Turns Violent After Cop Slaps Bystander

A Viduthalai Chiruthaigal Katchi demonstration in Thanjavur, Tamil Nadu, descended into violence during a tense standoff at a police blockade. A police officer slapped a man who tried to make his way through the barricade, prompting the man to slap the officer back. Officers then stepped in and arrested the individual after he declined to comply with their instructions. Authorities maintained that only minimal force was employed to bring the situation under control and prevent further unrest.

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IndiaTimes of India ·

Kharge leads Congress in Vande Mataram singing, hits back at BJP over patriotism row

Congress president Mallikarjun Kharge addressed a party gathering where workers sang Vande Mataram, directly countering BJP allegations that Congress disrespects the national song. Kharge defended his party's patriotic credentials, questioning the BJP and RSS's own record of contributing to India's freedom struggle. He called for unity within Congress ranks amid ongoing internal differences. Kharge also held the state government accountable and vowed to address key local concerns affecting citizens.

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TechnologyNYT Technology ·

Nvidia to Invest Up to $105 Billion in Massive Ohio Data Center for OpenAI

Nvidia has announced plans to back a data center project in Ohio with an investment of up to $105 billion. The facility, which could carry a total development cost of as much as $500 billion, is set to be one of the largest data centers in the world. OpenAI will lease the data center once it is operational. The project signals a major expansion of AI infrastructure in the United States, with leading technology firms committing substantial capital to meet growing demand for computing power.

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IndiaTimes of India ·

Hingoli ZP school headmaster suspended over drunkenness and neglect allegations

A primary school headmaster in Hingoli, Maharashtra has been suspended following allegations of arriving intoxicated and neglecting his teaching responsibilities. Students and parents raised complaints about his poor classroom management, prompting official scrutiny. The suspension came after the headmaster failed to provide satisfactory responses to a show-cause notice issued against him. The matter was brought to light through a campaign led by local activist Abhijeet Dipke. The headmaster now faces formal disciplinary proceedings under Maharashtra Zilla Parishad regulations.

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IndiaTimes of India ·

India begins in-absentia trial of Hafiz Saeed, Lakhvi for 26/11 attacks

India has initiated a trial in absentia against six individuals accused in connection with the 2008 Mumbai terror attacks. The proceedings are being conducted under the newly enacted Bharatiya Nagarik Suraksha Sanhita, 2023, which allows courts to try fugitive accused in their absence. A special court has formally declared Lashkar-e-Taiba figures Hafiz Saeed and Zaki-ur-Rehman Lakhvi as fugitives as part of the process. Evidence from the confession of convicted attacker Ajmal Kasab is being used to establish their alleged role in the attacks. Interpol has also been approached to issue red corner notices against the accused to aid in their apprehension.

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ProgrammingDEV Community ·

Why React.memo Often Fails to Prevent Re-renders and How to Fix It

React.memo prevents a component from re-rendering by performing a shallow, reference-based comparison of its props between renders. Because JavaScript treats two objects or functions with identical contents as unequal if they are different instances in memory, inline object literals and arrow functions passed as props create new references on every parent render, causing memo's comparison to always fail. This means wrapping a component in React.memo has no effect if its props include unstabilized objects or functions. The solution is to use useCallback for function props and useMemo for object props, which preserve the same reference across renders as long as dependencies remain unchanged. With stable references in place, React.memo's shallow comparison can correctly identify unchanged props and skip unnecessary re-renders.

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IndiaTimes of India ·

Neymar and Bruna Biancardi Reportedly Facing Split Amid Cheating Rumours

Brazilian footballer Neymar and his partner Bruna Biancardi are reportedly facing a potential separation, according to emerging rumours. The couple has previously weathered multiple cheating controversies during their relationship. Fresh allegations of infidelity have now surfaced, adding further strain to their bond. Biancardi had stood by Neymar through earlier scandals, but the new rumours have cast doubt on the relationship's future.

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ProgrammingHacker News ·

Qwen3 27B Model Scores 52 on Artificial Analysis Benchmark

Alibaba's Qwen3 27B language model has been evaluated on the Artificial Analysis benchmark platform, achieving a score of 52. The result has drawn attention in AI development circles, with the model being listed and assessed on Artificial Analysis, a site that tracks and compares AI model performance. The submission gained traction on Hacker News, accumulating 22 points and prompting community discussion. Artificial Analysis benchmarks are widely referenced to compare the capabilities of competing large language models.

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ProgrammingDEV Community ·

Java Beginner Breaks Down JVM, JDK, Bytecode and Core Execution Concepts

A Java learner documented eight foundational questions that arose while studying the language's execution model, covering terms like bytecode, JVM, JDK, JRE, and WORA. When a Java source file is compiled using javac, it produces platform-neutral bytecode stored in a .class file rather than machine-specific code. This bytecode is then executed by the Java Virtual Machine, which is available on multiple platforms including Windows, Linux, and macOS. Because the same bytecode runs on any platform with a compatible JVM, Java achieves its well-known 'Write Once, Run Anywhere' portability. The article also clarifies the distinct roles of the JDK, JRE, and JVM within the Java ecosystem and explains why the main() method signature is required as the program's entry point.

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ProgrammingDEV Community ·

How to Build a Secure Node.js Chatbot Backend That Validates Streaming AI Reviews

A technical guide outlines how to build a Node.js backend that enforces authentication, schema validation, and stream ownership when handling AI-generated code reviews. The approach distinguishes between streaming progress events for responsiveness and a single validated terminal result that alone counts as a completed review. Developers are advised to track runs through a state machine — from accepted to streaming to validated — and alert on runs that fail to reach the validated state within a set deadline. To prevent duplicate processing, each review request should carry a client-generated idempotency key tied to the authenticated user and a digest of the submitted code diff. The core principle is that transport activity, such as bytes arriving over a stream, does not equal business completion, and partial model output should never be treated as authoritative.

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ProgrammingDEV Community ·

Why Database and Message Broker Consistency Is a Hard Distributed Systems Problem

In distributed backend systems, updating a database and publishing a message to a broker like RabbitMQ are two separate operations with no shared atomicity guarantee. If the database write succeeds but the broker publish fails — due to a crash, network drop, or temporary unavailability — downstream services never learn about the event. Reversing the order creates the opposite problem: the message goes out, but the database update fails, leaving the system in a contradictory state. Neither sequence alone is safe, and simply retrying the full request can introduce duplicate processing. This gap between the two systems is a core challenge in distributed architecture, often surfacing only in production under real failure conditions.

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ProgrammingDEV Community ·

Developer releases SugarTrack, a free offline blood sugar logging app for Android

A developer built SugarTrack, a free and fully offline Android app for tracking blood sugar readings, after finding existing health apps too complex and subscription-heavy. The app lets users log glucose levels, fasting or meal context, A1C values, medication details, and meal photos. It supports both mg/dL and mmol/L units, custom target ranges, daily reminders, and PDF or CSV report exports for medical appointments. SugarTrack requires no account, collects no data, and displays no ads, with all code available as open source on GitHub. The developer emphasizes that the app is a personal logbook only and not a diagnostic medical tool.

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ProgrammingHacker News ·

User Shares Experience Switching From Gmail to Fastmail

A personal account has been published online detailing one user's experience transitioning away from Gmail to the privacy-focused email service Fastmail. The post, shared on the blog moddedbear.com, serves as a follow-up update to an earlier piece about the migration process. The article attracted attention on Hacker News, gathering points and reader comments. The update reflects a growing interest among users in alternatives to major tech company email services.

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