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ProgrammingDEV Community ·
Six Architecture Fixes That Cut LLM Token Costs and Latency in Production
As large language models move from experiments to core backend infrastructure, a common anti-pattern has emerged: developers stuffing excessive raw context into prompts to meet product requirements. Engineers at Fanziz encountered this firsthand while building real-time features like personalized news feeds and live commentary, facing spiking inference costs and latency bottlenecks. To address this, they implemented six architectural shifts including retrieval-augmented generation (RAG), context caching, and tiered prompt engineering based on task complexity. They also adopted modular prompt design, treating prompt components as reusable micro-modules assembled dynamically per request rather than relying on a single bloated system prompt. The core principle across all fixes is maximizing output quality while minimizing the data payload sent to the model, rather than defaulting to larger or more expensive models.
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IndiaNDTV ·
North Korea Dismisses Trump's Scaled-Back US-South Korea Military Drills
North Korea has stated it has no interest in the United States' decision to scale back joint military drills with South Korea. Pyongyang's response suggests the concession by Washington has done little to ease tensions on the Korean Peninsula. North Korea also referenced several other military exercises conducted by the US and South Korea earlier in 2025 as part of its objection. The statement signals that North Korea remains unmoved by any perceived goodwill gestures from the Trump administration regarding military activity in the region.
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ProgrammingDEV Community ·
Scrapewright Turns One-Time AI Web Scraping Into Reusable Deterministic API Tools
Scrapewright is an open-source platform that uses a large language model once to build a structured web scraping service, which then runs as a deterministic HTTP endpoint without any further AI involvement. During setup, the LLM analyzes a target page, generates a step-based extraction program, and deploys it with defined JSON input and output schemas. At runtime, agents or applications call the service via simple API requests and receive consistent, structured data without incurring token costs or model latency. If a target site changes and the service breaks, an automated repair cycle feeds the failure details back to the model to rewrite only the affected step. The platform runs through a local Chrome extension using the user's existing sessions, making it capable of accessing login-protected sources like internal dashboards and SSO-gated tools.
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ProgrammingHacker News ·
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The provided source contains only a Hacker News submission link, comment thread URL, upvote count, and no substantive article text. There is no factual content available to summarize accurately. Fabricating details would violate editorial standards. Please provide the full article text for proper processing.
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ProgrammingDEV Community ·
Developer Proposes Boundary Independence Principle to Extend SOLID Beyond Components
A software engineer with over a decade of experience writing about SOLID principles has proposed a new design concept called the Boundary Independence Principle (BIP). The author argues that while SOLID effectively guides the writing of clean individual components, it does not address how those components are composed into a system whose physical structure can still evolve. The piece illustrates the gap with a scenario where a well-structured SOLID codebase still requires weeks of rework when business needs demand extracting a service, because system boundaries were baked into import paths and module wiring. The author observes that established architectural patterns — including Hexagonal Architecture, Onion Architecture, and Modular Monoliths — independently converge on the same property: business logic should remain unchanged when the deployment topology shifts. BIP is presented as the underlying principle unifying these patterns, asserting that a system's physical shape should be changeable without modifying the code that performs actual business logic.
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ProgrammingDEV Community ·
Developer runs ten Next.js websites from one monorepo with a single daily commit
A developer has built a monorepo called DomainNetwork that hosts ten distinct Next.js websites, each targeting a different audience and monetization model, all published through a single Git commit. This morning's commit comprised 30 files and 1,240 insertions, simultaneously pushing new blog posts to all ten sites. The architecture relies on three core decisions: a shared npm workspace with per-site Vercel deployments, a machine-readable sites.json manifest that drives all automations, and markdown-based content requiring no CMS or database. Six sites are currently live, including a developer invoice tool, a typing test platform, and an indie app directory, with four more nearing launch. The developer estimates that running ten sites requires only about one and a half times the effort of running one, thanks to shared tooling and standardised build conventions.
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IndiaNDTV ·
Bihar Launches Cash Incentive Scheme Offering Rs 1 Lakh to Social Media Influencers
The Bihar government has introduced a new policy to reward social media influencers who generate significant online reach. Under the initiative, content creators can earn Rs 1 lakh for videos that accumulate one lakh or more views. The policy was formally approved at a cabinet meeting held on Wednesday, presided over by Chief Minister Samrat Choudhary. The scheme appears aimed at encouraging digital content creation and boosting the state's online presence.
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IndiaTimes of India ·
Tarun Tejpal appeals Bombay HC conviction and 10-year sentence in Supreme Court
Journalist Tarun Tejpal has moved the Supreme Court challenging his conviction and ten-year prison sentence handed down by the Bombay High Court. The high court had reversed a lower court's acquittal in a sexual assault case dating back to 2013. Tejpal was found guilty of raping a junior colleague inside a hotel elevator in Goa. The Goa government has separately sought a harsher life sentence, arguing the ten-year term is insufficient. Tejpal has previously alleged that the legal proceedings against him were politically motivated.
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ProgrammingDEV Community ·
How Vertical Scanning Solves the Longest Common Prefix Problem in Java
The Longest Common Prefix (LCP) problem involves finding the longest starting substring shared across all strings in a given array. Among several approaches — including trie-based, horizontal scanning, and divide and conquer — vertical scanning is considered the most straightforward to understand and implement. The method works by taking the first string as a reference and comparing its characters, index by index, against the same positions in all other strings. Comparison stops as soon as a mismatch is found or the end of any string is reached, returning the prefix built so far. This approach runs in O(n × m) time complexity and requires O(1) extra space, making it efficient for most use cases.
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