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ProgrammingDEV Community ·

Self-Hosted WhatsApp Stack Handled 89,479 Messages, Avoiding $604 Twilio Bill

A developer running five WhatsApp inboxes via self-hosted WAHA and Chatwoot processed 89,479 messages in 30 days without incurring any Twilio charges. A detailed cost analysis, based on figures pulled on August 27, 2026, calculated that the equivalent Twilio bill would have reached approximately $604. The breakdown required careful accounting of Meta's billing rules: since November 2024, non-template messages are free, and since July 2025, utility templates sent within an open 24-hour customer service window are also free. Of 43,916 outbound messages, only 29,602 — roughly 67% — fell outside an active conversation window and would have been billable. The analysis highlights that accurate WhatsApp cost modelling depends on tracking outbound messages with no inbound contact in the preceding 24 hours, not simply total message volume.

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ProgrammingDEV Community ·

15 NLP Techniques Backend Developers Should Master for Production Systems

Natural language processing has shifted from a data science niche to core backend infrastructure, affecting any API that handles user-generated text. A technical guide outlines 15 NLP techniques — ranging from text tokenization and named entity recognition to sentiment analysis and intent classification — each paired with runnable Python code. The guide is aimed at backend developers building search endpoints, support ticket systems, or document parsers who may already be applying NLP without recognising it. Tools highlighted include SpaCy for tokenization and entity extraction, and Hugging Face Transformers for sentiment and zero-shot intent classification. The techniques are ordered from immediately practical to architecturally advanced, with the goal of serving as a production-ready reference for integrating NLP into backend services.

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IndiaNDTV ·

Indian Envoy Highlights Sports, Tech and Start-Up Ties Strengthening India-Nepal Bonds

India's envoy to Nepal has outlined the key areas through which the two South Asian nations are deepening their bilateral relationship. Sports diplomacy, technology, and the start-up ecosystem were identified as major pillars of growing cooperation. The diplomat emphasized that there is a robust and ongoing exchange of people and ideas between the two neighboring countries. These engagements reflect India's broader effort to strengthen ties with Nepal across multiple sectors.

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WorldBBC World ·

Lindsay Clancy Trial Nears End After Five Weeks of Testimony

The trial of Lindsay Clancy, accused of killing her children, is entering its final phase with closing arguments set to begin. The case has spanned five weeks and attracted widespread international attention. Central to the proceedings is the rare but severe mental health condition known as postpartum psychosis. The trial has sparked broader public discussion about the recognition and treatment of serious postpartum mental illness.

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ProgrammingDEV Community ·

Java Service Steward offers open-source 64-bit Windows host for Java services

A developer has released Java Service Steward, a free and open-source Windows service host for Java applications, licensed under Apache-2.0 OR MIT. The project was created to address the lack of a 64-bit Windows build in the Community Edition of the Java Service Wrapper, without requiring a paid license or rewriting existing configurations. It reads the standard wrapper.conf format and replicates the same command-line interface, log layout, and service lifecycle behavior as the original tool. The distribution consists of just two files — a Rust-written executable and a Java 8-compatible JAR — with no native DLL or JNI dependencies. Applications using the supported launchers require no source changes, though those directly using the original Java API must migrate to the project's own Steward and ServiceListener classes.

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ProgrammingDEV Community ·

Should AI Prompt Stores Control Model Selection? A .NET Developer's Take

A developer analysis questions whether tools like Langfuse should bundle model configuration—such as model name, token limits, and temperature—directly alongside prompt definitions in .NET applications using Microsoft.Extensions.AI. While the approach enables non-engineers to update prompts and model settings without redeployment, critics argue it mixes low-risk content decisions with high-stakes infrastructure choices in a single untyped JSON blob. This coupling means a typo or misconfiguration in the prompt store could silently cause failures or unintended behavior only when live traffic hits the system. Managing environment-specific model settings, such as using cheaper models in development versus production, also becomes cumbersome under this design. The post proposes separating model configuration into typed, validated application settings so errors surface at startup rather than at runtime.

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IndiaTimes of India ·

WA Consumer Protection warns agency after agents' firm bought client's home below value

A Perth homeowner, Chao 'Jack' Wu, sold his property for $705,000 without knowing that the real estate agents he hired were connected to the buying company. Wu later uncovered the conflict of interest through corporate records and suspected the home had been undersold. A retrospective valuation assessed the property's worth at $800,000, though the agents disputed this figure and denied any wrongdoing. Western Australia's Consumer Protection authority subsequently issued a formal warning to the agency over the alleged conflict of interest.

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IndiaNDTV ·

Gauhati High Court admits PIL questioning human role in deadly Assam floods

The Gauhati High Court has admitted a public interest litigation concerning the devastating floods that struck Assam in July 2026. The floods claimed the lives of over 100 people, prompting legal scrutiny into their causes. The PIL raises the question of whether the flooding was natural or partly man-made. The court's decision to admit the plea signals that the matter will undergo formal judicial examination.

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ProgrammingDEV Community ·

OWASP A03 and A04: Why Supply Chain and Cryptographic Risks Go Beyond Your Own Code

Security researcher Samyuktha published a technical walkthrough exploring two OWASP Top 10 categories — A03 (Software Supply Chain Failures) and A04 (Cryptographic Failures) — and how they apply to real-world web applications. A03 focuses on risks introduced through third-party dependencies, build pipelines, and unverified components, with the SolarWinds breach cited as a prominent example of supply chain compromise. A04 extends beyond broken encryption algorithms to cover how sensitive data is handled in transit, storage, cookies, and API responses. The author applied these concepts to an authorized web application, examining client-side resources, login flows, and storage mechanisms without performing any destructive testing. A key takeaway is that security failures in both categories often stem from poor practices around dependency management and data handling, not just flawed code written in-house.

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ProgrammingDEV Community ·

Developer Builds GTM Research Tool Using Single API Key Across Multiple Data Sources

A developer has created GTM Radar, a workflow tool that generates structured go-to-market research briefs from a single company URL. The tool integrates multiple data providers — including Firecrawl, Exa, Akta, OpenFunnel, and OneFind — through a unified Vaaya API key, eliminating the need for separate integrations. GTM Radar produces five research sections covering company overview, structure, market positioning, relevant contacts, and outreach angles. The workflow includes fallback extraction paths, cost-capped runs, and a 12-hour cache to improve reliability and reduce redundant processing. A recently added Share Insights feature allows users to distribute generated briefs via a link or copied summary, making the tool useful for sales research, interview preparation, and competitive analysis.

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ProgrammingDEV Community ·

Websites Still Matter in 2026, But Mostly for Trust, Transactions, and Bookings

Websites remain relevant in 2026, but their role has shifted: most people now discover businesses through AI answers, apps, or maps, and only visit a website afterward to verify legitimacy, pay, or book. A 2025 Pew Research analysis found users clicked a traditional search result on only about 8% of queries that displayed an AI Overview, compared to roughly 15% without one, signalling a decline in casual browsing traffic. However, the visits that do occur tend to carry stronger intent, with users arriving ready to confirm details or complete a transaction. Websites are still difficult to replace for tasks such as checkout, account portals, local service information, and long-form documentation that cannot be adequately handled by social profiles or AI chat threads. Experts argue that whether a business needs a website now depends on its audience and goals, but for most, a functional, mobile-ready site remains essential as the destination where action is completed, not where discovery begins.

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IndiaTimes of India ·

Alix Earle's New Jersey family home to feature in upcoming Netflix reality show

Social media personality Alix Earle is set to debut a new reality series on Netflix. The show will be filmed at her family's New Jersey mansion, which serves as a central backdrop for the production. Her father originally purchased the property in 2013 for $2.25 million, and it has since appreciated in value to approximately $4.1 million. Viewers can expect the series to focus on family dynamics and everyday life within the home.

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