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ProgrammingDEV Community ·

CSS Grid Layout: How grid-template-areas and grid-area Work Together

CSS offers powerful grid properties that simplify webpage layout design. The grid-template-areas property allows developers to define named sections within a grid container. Child elements can then be assigned to these named sections using the grid-area property. For example, setting grid-area: header on a child element places it within the section named 'header' in the parent grid. Together, these two properties make it easier to build structured, readable layouts without complex positioning logic.

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ProgrammingDEV Community ·

Leaked Google Maps Data Reveals 72 Ranking Signals and Complex Entity-Based System

Analysis of a recovered Google Maps binary has exposed internal infrastructure called Oyster Rank, which references 72 ranking signals used across multiple scoring and retrieval stages. The recovered data also identifies a Geostore entity model drawing from 793 data-source providers and 446 local search intent types, suggesting Google evaluates businesses far beyond their Business Profile listings. Notably, 25 of the 72 signals are marked as deprecated, meaning the list reflects an evolving historical system rather than a current, fixed ranking formula. Experts caution businesses against treating the signal names as a direct checklist, since no public weights or active signal definitions were disclosed. The findings point to a model where Google reconciles distributed, entity-level information about a real-world business to match it against specific local search intent.

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ProgrammingDEV Community ·

Developer Launches 'Internet 101' Series to Teach Networking Basics from Scratch

A self-described student game developer known as 'Dat One Dev' has launched a new educational blog series focused on internet and networking fundamentals. The series, titled 'Internet 101,' was inspired partly by Sam Altman's remarks comparing AI to a utility like electricity, which prompted the author to reflect on growing dependence on technology. The developer noted that many people, including themselves, lack foundational knowledge of how the internet works despite daily reliance on it. The first chapter introduces core networking concepts, starting from absolute basics such as what a network is and how local area networks (LANs) function. The series aims to progress from simple to advanced topics as the author learns alongside readers.

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ProgrammingDEV Community ·

Developer Builds First Spring Boot CRUD App Using Hands-On Approach

A developer shared a practical walkthrough of building their first Spring Boot application, focusing on implementation steps rather than theory. The project involved creating a Task POJO class and an in-memory list to store data, bypassing a database for simplicity. Full CRUD functionality was implemented using Spring annotations — @PostMapping, @GetMapping, @PutMapping, and @DeleteMapping — each mapped to dedicated endpoints. Request body data was handled via @RequestBody, while URL-based identifiers were extracted using @PathVariable for update and delete operations. The guide is aimed at beginners looking to understand core Spring Boot concepts through direct, practical coding experience.

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ProgrammingDEV Community ·

Developer uses AI judgment layer to triage 24 security findings in one pass

A developer running a personal security panel with 52 tools across seven categories found that chaining them into a pipeline generated 24 findings in roughly 35 seconds, creating a triage bottleneck. Rather than adding more tools, they integrated Jev, a typed-evaluation model released by TypeSafe on September 15, to act as a judgment layer over the aggregated findings. Jev assessed all 24 findings in a single pass, splitting them evenly into 12 true positives and 12 noise entries, each with an associated confidence score. The same layer was applied to a Windows PowerShell audit that flagged two high-severity threats — an unsigned driver and a fileless process — which Jev scored at 0.76 and 0.79 confidence respectively, signalling probable but not certain risk. The developer argues the approach demonstrates that an AI triage layer is cost-effective even for small security operations centres, as it reorders the alert queue by severity weighted against the model's verdict.

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ProgrammingHacker News ·

Amazon blocks Meta's Muse AI shopping agent from its platform

Amazon has blocked Meta's newly launched Muse AI agent from conducting purchases on Amazon.com. The move prevents Muse, an AI-powered shopping assistant developed by Meta, from browsing or buying products on Amazon's marketplace. Amazon's decision reflects growing tensions between major tech companies over the role of third-party AI agents accessing their platforms. The block raises broader questions about how e-commerce giants will respond to AI agents acting on behalf of consumers.

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ProgrammingDEV Community ·

Why Encryption Alone Is Not Enough: The Case for Authenticated Encryption

Encryption ensures data confidentiality but does not by itself prevent tampering, meaning attackers can alter ciphertext without needing the decryption key. A developer building a cryptography project explains this gap in part four of an ongoing series. To address both confidentiality and integrity, the project uses AES-GCM, an Authenticated Encryption with Associated Data (AEAD) cipher mode that generates an authentication tag alongside the encrypted output. If even a single bit of the ciphertext is altered after encryption, AES-GCM refuses to decrypt and raises an exception rather than silently returning corrupted data. This is why modern cryptographic best practices favour AEAD modes like AES-GCM or ChaCha20-Poly1305 over legacy modes such as AES-CBC, which provide no built-in integrity verification.

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ProgrammingDEV Community ·

Dev Shares UX and Unicode Lessons from Building a Baby Name Search Tool

A developer building Nurturepedia, a baby-naming platform, found that creating an effective name search was far more complex than a basic database lookup. Users search by meaning, sound, cultural origin, and alternate spellings rather than exact text, making relevance ranking a core engineering challenge. The developer highlighted how Unicode normalization is critical, since visually identical characters can have different code-point representations that silently break search matching. A key architectural decision was storing separate fields for display names and normalized search names, preserving accented characters for users while using stripped versions for matching. The project also treated autocomplete as a search-architecture concern rather than a front-end convenience, using tools like MongoDB Search for relevance scoring and compound queries.

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ProgrammingDEV Community ·

How DBAs Safely Identify and Remove Unused SQL Server Indexes

Unused database indexes accumulate over time as application features change, queries are replaced, or workloads evolve, leaving tables burdened with indexes that no longer serve their original purpose. While SQL Server's sys.dm_db_index_usage_stats can flag indexes with no recorded reads, experts caution that usage counters reset on server restart and some indexes only support periodic workloads like month-end reporting or annual audits. Even an unread index continues to impose a performance cost, as SQL Server must update every relevant index on each insert, update, or delete operation, increasing write overhead and maintenance workload. A 2023 DBA Stack Exchange discussion highlighted cases where tables had accumulated over 70 indexes, illustrating how incremental fixes can linger long after the original problem is resolved. The recommended approach is to gather evidence across multiple business cycles, remove indexes one at a time, monitor workload impact, and maintain rollback scripts before making any permanent changes.

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ProgrammingDEV Community ·

Developer uses Claude AI to rebuild portfolio, stresses human judgment remains essential

A developer rebuilt their personal portfolio using Claude Code, an AI coding assistant, while retaining full control over all key design and technical decisions. The project used a modern stack including TypeScript, React 19, Next.js 16, Tailwind CSS 4, and Framer Motion, deployed on Vercel. Rather than jumping straight to new features, the developer prioritized an audit of SEO, accessibility, and performance before making any changes. Accessibility improvements included pause controls for carousels and properly sized touch targets, while SEO work covered canonical metadata, a sitemap, and Google Search Console verification. The finished site scored near-perfect Lighthouse ratings, and the developer emphasized that AI tools require human direction, measurement, and critical review to be genuinely effective.

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ProgrammingDEV Community ·

How Docker Compose Can Create Reproducible AI Agent Evaluation Environments

Inconsistent AI agent evaluation results between local and CI environments are often caused by differences in tool responses, database state, clock settings, and dependency versions rather than the model itself. A Docker Compose-based evaluation lab can eliminate much of this accidental variability by providing a versioned, controlled environment for replaying synthetic test cases. The setup uses Compose profiles to separate core services from optional components like fault injectors, telemetry collectors, and local model runners, keeping baseline runs lightweight. Container images are pinned by digest, dependencies locked, and a JSON manifest records all attempted conditions — including seed, clock, prompt, and policy revisions — for each evaluation run. Structured evidence artifacts are written to a mounted directory after each run, making behavioral regressions easier to identify and distinguish from infrastructure-level changes.

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ProgrammingDEV Community ·

VMware Quietly Retreats from SmartNIC-Based Distributed Firewall Sales

Broadcom VP Umesh Mahajan confirmed at VMware Explore this month that VMware has stepped back from SmartNIC-based network offload, the technology underpinning its Distributed Services Engine's distributed firewall. VMware has stopped actively selling the SmartNIC-resident distributed firewall, which was designed to enforce micro-segmentation at line rate without consuming host CPU resources. While the Distributed Services Engine itself remains part of VMware Cloud Foundation and continues to be supported, the core commercial proposition has been withdrawn. Broadcom's lifecycle documentation further confirms that Network Introspection for Security, a related SmartNIC security capability, will be discontinued after the final NSX 4.2.x release or by October 11, 2027. The retreat reflects a market reality where the hardware dependency, added firmware lifecycle, and new failure domains the technology introduced failed to justify its value broadly enough to sustain sales.

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ProgrammingDEV Community ·

Why Human Oversight Still Matters When Using AI in Software Development

A software development team working on a hospitality management platform encountered a persistent authentication bug that neither human review nor multiple AI tools could quickly identify. The root cause turned out to be a minor keyword mismatch in the authentication implementation, parts of which had been written with AI assistance. Despite consulting several large language models during debugging, the actual fix required a developer to manually trace through the code. The team emphasized that their approach prioritizes deep project understanding before any implementation begins, treating AI as a workflow aid rather than a decision-maker. The experience underscored that AI-generated code still requires skilled human evaluation, particularly during testing and debugging phases.

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ProgrammingDEV Community ·

Juice CSS Library Nears v1.0 as Developer Defines Its Core Philosophy

The developer of Juice, a CSS styling library originally built to solve problems inside KiwiEngine, says the project is approaching its version 1.0 release. Rather than signaling that the software is finished, the developer describes 1.0 as the point where the library's identity and purpose are clearly understood. Juice is designed around the concept of design intent, offering a small vocabulary for common layout decisions while leaving detailed styling control to standard CSS. A recent milestone saw Juice gain the ability to consume project-specific configuration and generate corresponding stylesheets, effectively allowing it to function as a theme generator. The developer notes that the clearest sign of the library's maturity is a shift in focus from what features to add toward what the library should deliberately avoid doing.

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ProgrammingDEV Community ·

DEV Community Opens Discussion on Writing Effective Resumes in the AI Era

A DEV Community member has posted an open question seeking resume advice from fellow developers and tech professionals. The post acknowledges the wide variety of conflicting opinions on how resumes should be structured across different career stages. The author specifically highlights the challenge of making a resume stand out in an era increasingly shaped by artificial intelligence. The question is directed at students, early-career professionals, and seasoned tech workers alike. Community members are invited to share their best practices for crafting a strong, competitive resume.

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ProgrammingDEV Community ·

How to Manage Email Template Ownership and Audit Trails Without Webhooks

Developers building marketplaces or authentication flows must decide who owns each email template before selecting an email delivery API, since legal and compliance accountability depends on controlling the exact text sent to recipients. A key distinction exists between a provider accepting an API request and actual message delivery, meaning a successful send response should never be logged as confirmed delivery. For password-reset emails, the system that issues the recovery token must remain authoritative over token expiry and redemption, even if a separate service handles message rendering and transport. Audit records must capture discrete states — notice approved, recipient selected, send attempted, provider accepted, and delivery or failure observed — and template versions must be pinned so queued messages reference the correct approved copy. When evaluating email API providers, teams should verify that authenticated event retrieval, stable event identifiers, and sufficient retention windows are available, treating these as mandatory acceptance criteria rather than assumed features.

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ProgrammingDEV Community ·

Eight Budget Questions Managers Ask Before Approving AI Workflow Architecture

A software architect has published the final installment of a six-part series examining an AI reference architecture, this time from the perspective of budget-holders rather than engineers. The piece outlines eight real questions managers ask before approving spending, drawing on the author's own pilot experience involving three episodes and 50 AI-generated beat scripts. A key finding was that once AI generation became fast, human review — not generation — became the primary bottleneck, concentrating rather than eliminating oversight work. The author stresses that human approval remains a fixed requirement in the architecture, with the person's role shifting from content creator to mandatory gatekeeper for every output. On vendor selection, the author declines to recommend specific products, instead advising teams to prioritize systems they can verify locally and replace, noting the costliest components to swap are the gateway, policy file, and audit ledger — not the AI model itself.

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ProgrammingDEV Community ·

SQL Window Functions Explained: PARTITION BY, RANK, LAG and More

SQL window functions allow calculations across a set of rows while preserving each individual row in the result, unlike GROUP BY which collapses records into groups. Functions such as ROW_NUMBER() and RANK() enable row ranking within a dataset, with RANK() assigning equal ranks to tied values while ROW_NUMBER() always produces unique sequential numbers. PARTITION BY divides data into subgroups before a calculation is applied, making it possible to compute metrics like department-level averages alongside employee-level detail. LAG() and LEAD() retrieve values from preceding or following rows respectively, enabling row-to-row comparisons such as tracking changes in daily sales figures. Together, these functions extend SQL's analytical capability beyond simple aggregation, making them valuable for tasks like running totals, trend analysis, and ranked reporting.

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ProgrammingDEV Community ·

Forward Deployed Engineers Bridge the Gap Between AI Models and Business Value

As access to powerful AI models becomes routine, experts argue the real challenge lies in deploying them effectively within organizations. The role of the Forward Deployed Engineer (FDE) has gained renewed attention, combining business acumen with technical skills to implement AI against real operational constraints. Accenture and Google Cloud announced a joint initiative on September 8, 2026, to build a 1,000-person FDE workforce aimed at accelerating AI adoption. The FDE approach, which predates the generative AI era and was notably described by Palantir in 2020, works across three feedback loops: agent evaluation, operational impact, and reusable product learning. While the model highlights the value of embedding engineers close to business problems, its long-term impact depends on what capabilities remain within the organization once those engineers move on.

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ProgrammingHacker News ·

Grok 4.7 Evaluated for Intelligence, Performance, and Pricing

Artificial Analysis has published a detailed evaluation of Grok 4.7, xAI's latest language model. The analysis covers key dimensions including intelligence benchmarks, performance metrics, and pricing structure. The report appears on artificialanalysis.ai, a platform known for independent AI model comparisons. The post gained modest traction on Hacker News, drawing nine points with no comments at the time of indexing.

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