Dev Tool DSA View View Teaches Stacks, Linked Lists, and Tree Depth Visually

Frontend engineer nyaomaru has built an open-source tool called DSA View View that visualizes how data structure and algorithm implementations execute step by step. The latest tutorial covers three classic problems: Valid Parentheses, Reverse Linked List, and Maximum Depth of Binary Tree. Each problem introduces a distinct concept — stack-based bracket matching, pointer manipulation, and recursion respectively. The Valid Parentheses solution uses a LIFO stack to track opening brackets and verify correct closing order, running in O(n) time and space. The tool aims to make DSA learning more intuitive by letting users step through execution timelines rather than reading static code.

Developer Explains Seven-Month Posting Gap: Job Hunt, Life Changes, and Burnout

A developer on DEV Community has explained their absence from the platform since July 2026, citing a major career transition and full-time job hunting as the primary reasons for going quiet. Despite not publishing, they continued working on personal projects, Linux development, and software experimentation throughout the period. The author noted that pressure within developer communities to constantly ship code, write posts, and maintain public output contributed to their deliberate choice not to post without something meaningful to say. They also reflected on the unrealistic expectation that developers must function as continuous content-generation machines, arguing that stepping away is sometimes necessary. The post signals a return to writing, with the author framing the hiatus as a normal part of balancing professional and personal life.

NASA Astronauts to Conduct ISS Spacewalk for Navigation Equipment Swap

Two NASA astronauts are scheduled to perform a spacewalk outside the International Space Station on Tuesday, September 1. The primary objective is to replace a spacecraft navigational aid, alongside several other station maintenance tasks. The spacewalk is set to begin at approximately 8:30 a.m. EDT and is expected to last several hours. NASA will broadcast live coverage of the event starting at 7 a.m. EDT, ahead of the crew's departure from the station.

Google and US National Park Service launch virtual hub for America's parks

The US National Park Service has partnered with Google Arts & Culture to launch a new virtual platform dedicated to America's national parks. The platform is designed to bring the country's natural landscapes and historical landmarks to a global audience. Users can explore interactive exhibits and immersive digital environments through the hub. The initiative aims to make America's cultural and natural heritage more widely and universally accessible.

Tool Tracks AI Mentions on Hacker News, Now at 14.4% of All Titles

A new tracking website measures how frequently AI-related terms appear in Hacker News post titles, using both a standard 'AI' keyword filter and a broader vocabulary including terms like LLM, GPT, and vendor names. Under the standard filter, 14.4% of new Hacker News titles in the current year mention AI, rising to 21.9% when the wider vocabulary is applied. The share first crossed 1% in October 2016, surpassed 5% in February 2023, and broke the 10% mark in May 2025. AI mentions are slightly more common on weekdays than weekends, and the 'Show HN' category leads all post types at 19.8% this year. The peak recorded so far was February 2026, when 15.9% of titles contained an AI-related term.

Father and Son Die from Toxic Gas While Cleaning Well in Chennai

A father and son lost their lives after inhaling toxic gas while cleaning a private well in Chennai. The two men had been hired by a local businessman named Prashanth, who is based in the Sowcarpet area. The incident occurred inside the businessman's residential property. Police are investigating the circumstances surrounding the fatal accident.

Seattle Startup Attempts to Simulate 15,000 Years of Solar Wind in Lab

A Seattle-based company is working on technology to replicate the effects of 15,000 years of solar wind exposure in just four hours under laboratory conditions. The effort is driven by the challenges of resource scarcity on the Moon, where solar wind has deposited valuable elements like helium-3 into lunar soil over millennia. Reproducing this process artificially on Earth could reduce dependence on costly and complex lunar mining operations. The technology aims to accelerate research into space resources by simulating conditions that would otherwise take thousands of years to occur naturally.

Unit 42 Study Finds Only 3% of 405 AI-Linked Malware Samples Reached Real Endpoints

Palo Alto Networks' Unit 42 analyzed 405 AI-related malware samples and found that only 12 (3%) appeared on non-test Cortex XDR-protected customer endpoints between December 2024 and June 2025. All 12 samples triggered security alerts and were blocked before causing harm in customer environments. The remaining 97% of samples were confined to research repositories, sandboxes, and security testing environments, meaning they were never observed traversing the company's customer-facing infrastructure. Unit 42 cautioned that the 405-sample dataset was intentionally broad, encompassing everything from malware with genuine AI capabilities to traditional threats simply abusing AI brand names like ChatGPT. The findings represent a retrospective prevalence study of known hashes rather than a comprehensive survey of all AI-driven malware in the wild.

PortSwigger reveals XSS technique that hides JavaScript inside HTML tag names

Security researchers at PortSwigger have disclosed a cross-site scripting technique that embeds JavaScript-meaningful strings inside HTML tag names rather than conventional script or event attributes. When the browser parses the crafted HTML, properties like localName can retrieve the tag name as a string, which is then reconstructed into an executable event handler via attributes such as onfocus and autofocus. Because the payload avoids typical script tags and known XSS patterns, it can slip past web application firewalls and blocklists that rely on signature-based detection. The attack requires attacker-controlled input to reach an HTML context — such as through a CMS, comments, or reflected fields — and succeeds only if the application does not use an allowlist-based sanitizer, strict Content Security Policy, or proper output encoding. If successful, JavaScript executes within the target page's origin, potentially enabling DOM manipulation, data access, or authenticated actions on behalf of the victim.

FURUNO FA-50 AIS Transponder Has Unpatched Hard-Coded Credentials Flaws

Two high-severity vulnerabilities, CVE-2026-59769 and CVE-2026-67578, have been disclosed in the FURUNO FA-50 Class B AIS Transponder, affecting all versions of the maritime navigation device. The flaws involve hard-coded credentials and missing authentication for certain configuration functions, potentially allowing an attacker with access to a vessel's internal network to alter identification numbers and other settings. No patches will be issued as the product has reached end-of-life, and no public exploitation has been confirmed so far. FURUNO advises users to avoid direct internet connections, apply physical security controls, and upgrade to the successor model, the FA-70. A CVSS 3.1 score of 9.1 underscores the critical nature of the vulnerabilities, though exploitation requires prior access to the ship's internal network.

CISA Red Team Report Contrasts SOC Responses Across Two Critical Infrastructure Orgs

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) published a comparative red team assessment report on August 25, 2026, examining security operations at two organizations — one from the Government Services sector and one from the Water and Wastewater Systems sector. In Organization A, attackers moved from an initial web application compromise through Active Directory, sensitive business systems, and cloud resources without effective detection, hampered by high alert volumes, siloed SOC teams, and unclear responsibilities. Organization B's defenders rapidly isolated three compromised endpoints within minutes and severed the command-and-control connection, though CISA continued the assessment using an assume-breach model to evaluate deeper infrastructure risks. From that simulated foothold, assessors found exploitable misconfigurations in SCCM, excessive service account privileges, and AD CS vulnerabilities, ultimately reaching domain-level access. CISA emphasized that both organizations reaching full domain compromise should not be read as equivalent outcomes, stressing that Organization B's swift initial containment represented a meaningful defensive success.

CISA Flags Actively Exploited Oracle HTTP Server Flaw CVE-2026-21962, Patch Urgently

CISA added CVE-2026-21962, a critical unauthenticated vulnerability in Oracle HTTP Server and the WebLogic Server Proxy Plug-in, to its Known Exploited Vulnerabilities catalog on August 24, 2026. The flaw carries a maximum CVSS score of 10.0 and allows remote attackers with no credentials to read, create, modify, or delete sensitive data accessible to the affected plug-in. Affected versions include Oracle HTTP Server and WebLogic Server Proxy Plug-in 12.2.1.4.0, 14.1.1.0.0, and 14.1.2.0.0, with IIS-based plug-ins impacted only on version 12.2.1.4.0. Oracle released patches in its January 2026 Critical Patch Update, and U.S. federal civilian agencies face a remediation deadline of August 27, 2026. As a temporary measure, Oracle recommends restricting network access to the exposed HTTP/HTTPS services until patches can be applied.

How a 5ms Blocking Call Crashed a Service from 17,189 to 549 req/s

A software engineer discovered that a seemingly harmless 5-millisecond blocking call caused a dramatic drop in service throughput. When executed on a Tomcat worker thread, the service handled 17,189 requests per second without issue. However, the same call made on an event-loop thread caused performance to collapse to just 549 requests per second. The hardware, JVM, and code remained identical across both scenarios — the only variable was the type of thread executing the call. The finding highlights how blocking operations can be catastrophic in event-driven, non-blocking architectures even when the delay appears negligible.

Satellite Images Point to Ice-Rock Landslide as Cause of Nepal Flash Floods

Satellite imagery analyzed by Planet Labs has revealed a likely cause behind the devastating flash floods in Nepal. The analysis, shared by Nepal's National Disaster Risk Reduction and Management Authority, identified an ice-rock landslide as the trigger. The landslide occurred approximately 20 kilometres northeast of the Rasuwagadhi border crossing between Nepal and China. It generated a debris-filled flood that surged through the Lhende Khola river valley, causing widespread destruction downstream.

Developer Guide Outlines How to Build a Polymarket Trading Bot Using Python and CLOB V2

A technical guide published on DEV Community details how to set up an automated trading bot for Polymarket, the prediction market platform. The walkthrough covers Python-based integration with Polymarket's CLOB V2 architecture, which uses off-chain order matching with on-chain settlement on the Polygon blockchain. The guide emphasizes separating core components — market discovery, strategy logic, risk management, and execution — to prevent one module from corrupting others. It also addresses authentication, explaining that Polymarket requires both wallet-based signing and HMAC-based API credentials for live trading operations. Security best practices highlighted include storing private keys in environment variables or secrets managers rather than hard-coding them into scripts.

The Daily Catch-Up: Nepal flash flood leaves dozens of Indian missing, fresh protest at IIT Delhi

New Tool Lets Users Browse Twitter Content Without an Account

A web-based tool called Twitter Web Viewer has been introduced, allowing users to view Twitter content without needing to create or log into an account. The tool is accessible via twitterwebviewer.com and requires no registration. It was shared on Hacker News, where it received modest early engagement with 5 points and 2 comments. The tool appears aimed at users who want to access public Twitter content while avoiding the platform's sign-up requirements.

77 Isha Foundation Members Missing in Nepal After Tibet Flash Flood

Seventy-seven members associated with Isha Foundation are reported missing in Nepal following a devastating flash flood. The disaster originated in the Gyriong Port area of Tibet, where a massive surge of water was captured on video hitting the immigration office. The floodwaters subsequently crossed into Nepal's Rasuwa district. Spiritual leader Sadhguru has expressed readiness to participate in rescue and relief operations for the missing individuals.

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GLM-5.3-Flash

Article URL: https://z.ai/blog/glm-5.3-flash Comments URL: https://news.ycombinator.com/item?id=49449507 Points: 41 # Comments: 0