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ProgrammingDEV Community ·

Edge Reverse Proxies Can Cut PHP App TTFB to 12ms and Offload 95% of Traffic

PHP-FPM, the process manager behind most PHP web applications, has a hard concurrency ceiling because each HTTP request requires a dedicated worker process consuming 40–70MB of RAM. On a typical 8GB server, this limits throughput to around 500 requests per second, causing 502 and 504 errors during traffic spikes. Adding Redis caching inside PHP controllers reduces database load but does not free up FPM workers, since framework overhead still runs on every request. Placing an edge reverse proxy in front of PHP-FPM intercepts cacheable responses before they reach the worker pool, reducing time-to-first-byte to as low as 12ms and handling up to 95% of traffic at the edge. Cache tags can be used to invalidate specific content across edge nodes in under 10ms when underlying data changes.

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IndiaNDTV ·

Noida Rape Case Bus Had 12 Traffic Challans, 9 Issued in July Alone

A bus linked to a rape case in Noida had accumulated 12 traffic challans since April, with 9 of them issued in July alone. NDTV obtained exclusive copies of all the challans related to the vehicle. Speeding was cited as the primary offence in the majority of the violations. The repeated penalties raise questions about oversight and enforcement of traffic rules for the vehicle. The case has drawn attention to whether timely action on traffic violations could have flagged the bus earlier.

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IndiaNDTV ·

PM Modi at SCO Summit Calls for Dialogue Over Battlefield Solutions

Prime Minister Narendra Modi addressed the Shanghai Cooperation Organisation (SCO) summit, asserting that conflicts cannot be resolved through military means. His remarks came against the backdrop of ongoing wars in Ukraine and the Middle East, both of which have significantly disrupted global energy supply chains. The SCO summit brought together leaders of member nations to discuss regional security and cooperation. Modi's statement underscored India's consistent diplomatic stance favouring negotiation and peaceful resolution of international disputes.

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ProgrammingDEV Community ·

Developer Tests Own Linting Plugins Against Competitor's Suite, Finds 93% Coverage on Active Rules

A developer benchmarked their linting plugins against eslint-plugin-security by running that competitor's own published test suite — 84 code samples — rather than comparing rule-name counts. Their plugins flagged 51 of 84 samples versus the competitor's 71, but 29 of those misses came from a single rule targeting a Node.js buffer argument removed in Node 10. Excluding that deprecated rule, coverage rose to 93% of still-relevant cases. Notably, the developer's plugins caught all 13 samples that eslint-plugin-security's own implementation failed to flag on its own test cases. However, the developer cautioned that corpus benchmarks only measure coverage, not precision — their plugins produced 279 false positives when run against real-world code, a problem no curated test suite can expose.

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IndiaNDTV ·

Adani Says Ports and Green Energy Projects Transform Local Economies

Adani Group chairman Gautam Adani highlighted how large infrastructure projects can fundamentally reshape the economic landscape of surrounding regions. He cited Mundra in Gujarat as a prime example, noting it is now India's largest port despite being considered a marshy, industrially barren coastline three decades ago. Adani argued that conventional rating assessments at the time would have written off the location entirely. His remarks underline the long-term economic potential that major port and green energy developments can unlock in previously underdeveloped areas.

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ProgrammingDEV Community ·

Security Analysis Flags High-Risk Flash Loan Vulnerabilities in DeFi Protocol Portal

A security assessment of Portal, a DeFi lending platform with approximately $1.54 billion in total value locked across Ethereum and multiple Layer 2 networks, has identified six significant flash loan attack vectors. The most critical finding involves oracle price manipulation, where an attacker could borrow hundreds of millions in stablecoins to skew Portal's price feeds and open under-collateralised positions, potentially draining up to 30% of TVL. Additional vulnerabilities include re-entrancy risks in flash loan callbacks, liquidation front-running, and a cross-chain bridge flaw that could allow double-spending of collateral between L1 and L2. The protocol's overall risk was rated 7.8 out of 10, described as high, due to its large liquidity pool, permissive callback design, and reliance on a single decentralised exchange for price data. Researchers reviewed the latest audited contract version and recommended stronger oracle safeguards, longer time-weighted average price windows, and stricter flash loan caps on low-liquidity assets.

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WorldBBC World ·

Over 100 Indians Missing After Flash Floods Hit Nepal-China Border Crossing

More than 100 Indian nationals have gone missing following catastrophic flash floods at a remote Nepal-China border trade crossing. The incident occurred in a Himalayan region that serves as a key trade route between Nepal and China. The floods, described as devastating, struck the area and left the fate of the missing individuals uncertain. Search and rescue efforts are likely underway, though the remote location poses significant challenges. The disaster has drawn attention to the vulnerability of high-altitude border communities to extreme weather events.

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ProgrammingDEV Community ·

Nine Ways AI Agents Fail in Production Despite Passing All Tests

AI agents that perform flawlessly in testing environments frequently break down once exposed to real production traffic, according to an analysis published on tamiz.pro. The core problem is that traditional testing was designed for deterministic systems, while modern AI agents are probabilistic, stateful, and dependent on external APIs and evolving data. Common failure patterns include context window overflow, where long conversation histories cause agents to silently drop earlier instructions, and non-deterministic outputs, where identical queries return contradictory answers due to real-world temperature and concurrency settings. Tool integration is another weak point, as mocked APIs in tests do not replicate the unexpected status codes, rate limits, or schema changes agents encounter in live environments. Engineers are advised to instrument agents with context monitors, request fingerprinting systems, and chaos testing to expose these blind spots before they affect users.

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ProgrammingDEV Community ·

How Next.js Parallel and Intercepting Routes Power Instagram-Style Photo Modals

Next.js App Router supports parallel routes via named @slot folders, allowing a single layout to render multiple independent page subtrees at the same URL simultaneously. Intercepting routes, defined using dot-segment folder conventions like (.) and (..), enable a clicked link to load a different component into a slot without altering the URL. Together, these features allow an Instagram-style photo modal to appear during client-side navigation while the same URL renders a full standalone page on a hard refresh or when shared. A default.tsx file acts as a fallback for any slot that has no matching content at the current URL, preventing 404 errors on direct page loads. Each slot maintains its own loading and error boundaries, meaning a modal can stream and suspend independently of the page content rendering behind it.

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ProgrammingDEV Community ·

How Structured Schema Markup Helps AI Search Engines Understand Your Website

As large language models increasingly handle web search queries, traditional keyword indexing is proving insufficient for maintaining digital visibility. AI-powered crawlers from platforms like ChatGPT and Perplexity rely on structured semantic data to parse, verify, and cite information from websites. Implementing schema markup in JSON-LD format — covering types such as Organization, Product, Service, and FAQPage — allows AI retrieval bots to extract key facts without processing cluttered page layouts. Nesting related entities within a single schema graph, rather than declaring them separately, helps AI parsers accurately map relationships between organisations, people, and locations. Linking schema data to authoritative sources like Wikidata or Crunchbase further validates a brand's identity and reduces the risk of AI-generated misinformation.

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ProgrammingDEV Community ·

Developer Explains Four Core JavaScript Concepts Through Simple Examples

A JavaScript learner shared insights on four commonly misunderstood concepts: ternary operators, switch statements, break, and continue. The ternary operator serves as a shorthand for if-else conditions, while switch statements handle multiple value comparisons cleanly. Break halts a loop entirely when a condition is met, whereas continue skips only the current iteration and lets the loop proceed. The author found that writing small, hands-on code examples was more effective than reading syntax documentation alone. These foundational concepts, though simple, can meaningfully improve code clarity and efficiency for beginners.

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IndiaTimes of India ·

Delhi-Meerut Namo Bharat Corridor to Source 60% Power from 110 MW Solar Plant

The Delhi-Meerut Namo Bharat rapid rail corridor is set to meet around 60% of its electricity requirements through a dedicated 110 MW captive solar power plant. The National Capital Region Transport Corporation (NCRTC) has entered into a power purchase agreement with NIRL NCRTC Renewables Limited (NNRL) to facilitate the project. The move marks a significant step toward making one of India's premier rail corridors more energy-sustainable. Once operational, the solar plant is expected to substantially reduce the corridor's dependence on conventional grid power.

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ProgrammingDEV Community ·

How to Stop AI-Built Projects From Collapsing: A Beginner's Architecture Guide

AI tools have made it easy for beginners to generate working code without understanding how it is structured, creating a hidden trap as projects grow more complex. The core problem is not poor AI output but the gap between writing code and organizing it — a distinction most new builders only discover when things start breaking. Experts suggest separating three layers of any app: the user interface, the business logic, and the data access layer, keeping each in distinct files. A simple rule of thumb is that every file or function should perform one clearly nameable task, preventing tangled, fragile codebases. Consistently prompting AI tools to enforce this separation is described as the single most effective habit for keeping a growing project understandable and maintainable.

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IndiaTimes of India ·

Baldwins Relist Hamptons Estate at $18.99M, Down from $29M Debut Price

Actors Alec and Hilaria Baldwin have relisted their Hamptons property for $18.99 million, a significant reduction from its original $29 million asking price in 2022. The estate is hitting the market for the fifth time, indicating previous attempts to sell have been unsuccessful. The listing agent is leveraging a purported connection to Marilyn Monroe as a marketing strategy to attract potential buyers. Despite their personal attachment to the property, the Baldwins are hopeful this latest listing will finally result in a completed sale.

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IndiaTimes of India ·

Nepal-China Border Flash Floods Kill Over 1,000; Hundreds Still Missing

Catastrophic flash floods along the Nepal-China border have killed more than a thousand people, with hundreds more still unaccounted for. The disaster was triggered by a sudden glacial collapse that sent a powerful surge of water and debris through the region. Rescue teams are working urgently to locate missing individuals, some of whom are believed to be trapped inside hydropower tunnels. Critical infrastructure in the affected areas has been severely damaged or destroyed. Nepali authorities have issued fresh flood alerts as water levels in the region continue to rise.

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