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Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your
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This is a follow-up to my first article about my semi-autonomous SRE agent, which covered the agent itself: investigation, scoped tools, human approval. This one covers the question I kept deferring: where does the agent's code actually run, and what happens when every other guardrail fails? Everything I
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Image flipping is one of the simplest yet most useful image editing operations. Whether you're creating mirror effects, correcting scanned documents, preparing product photos, or building creative applications, flipping an image is a common requirement. Many online image editors still upload images to remote servers before performing this
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Introduction: Tackling the File Organization Chaos Imagine drowning in a sea of chat logs, documents, and files, each screaming for attention but refusing to organize themselves. This is the daily reality for many, from students managing research materials to professionals juggling project data. The problem? Manual file sorting is a
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Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your
TECH NEWS
Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your
TECH NEWS
Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your
TECH NEWS
Start with what a quantum computer actually is, because the industry never bothers to explain it. Your laptop stores everything as bits, tiny switches that are either 0 or 1. A quantum computer uses qubits, which can be 0 and 1 at the same time, a genuine weirdness of physics
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On July 19, Xenco Medical unveiled XenVision at SIGGRAPH 2026, the Association for Computing Machinery's annual computer graphics conference. XenVision is an AI-powered musculoskeletal intelligence platform that analyzes posture, movement and biomechanics in under two minutes using markerless computer vision. The venue was the point: a medical technology
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Let's learn about Dotnet via these 282 free blog posts. They are ordered by HackerNoon reader engagement data. Visit the Learn Repo or LearnRepo.com to find the most read blog posts about any technology. Dotnet is a free, open-source development platform for building many types of applications,
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I dropped the "Fullstack" prefix from my title, and it was way healthier for my career than I expected. I came into software engineering from a backend-first background. For most of my career, I clung to frontend tasks out of a raw job-security instinct. And to be fair,
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An Atlanta activist faces federal charges after giving border agents a duress passcode that deleted all of the data from his phone during an airport interrogation in 2025. Privacy advocates say the indictment raises questions about whether data-wiping features, like the duress passcode in GrapheneOS installed on Samuel Tunick’s
