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How to Use Claude 4 Opus & Sonnet with Cursor & Windsurf

Developers can now enjoy improved code fluency with less hallucination using Claude 4 by Anthropic.
Claude 4 Opus and Sonnet offer reliable, context-aware support for working on complex logic or debugging.
Apidog provides an efficient way to test AI APIs like Claude or GPT without the need for code or tools like Postman.
Cursor and Windsurf are tools that allow seamless integration of Claude into the development flow for efficient coding.
Cursor provides AI-augmented features like full context reasoning and refactoring within editors such as VS Code.
Windsurf AI Editor incorporates Claude 4 Opus and Sonnet for real-time suggestions, file exploration, and multi-turn conversations.
Windsurf focuses on AI-native development, enabling features like real-time contextual suggestions and refactoring backed by Claude 4 models.
Best practices include chunking refactoring tasks, being specific in prompts, and using Opus for critical tasks like data processing or regex generation.
Usage scenarios for Cursor vs. Windsurf depend on the need for GUI integration or terminal simplicity.
Pairing Claude workflows with version control tools ensures thorough review of output for code quality.
By mastering tools like Cursor, Windsurf, and the Opus and Sonnet models, developers can enhance efficiency and code quality in their projects.

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Introducing Lynx Proxy: A High-Performance, Modern Proxy Tool Built with Rust 🚀

Lynx Proxy is an open-source proxy tool written in Rust, designed for efficient HTTP/HTTPS and WebSocket traffic management.
Key features include high performance, support for HTTP/HTTPS & WebSocket, modern web UI with dark mode, easy installation with one-command script, and open-source nature.
To install Lynx Proxy, use the one-command install script and start the service with 'lynx-cli'.
The project is under active development and welcomes contributions. Check out the GitHub repository for more details.

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Dev

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Handling WebSockets in React Native with Socket.IO

Socket.IO is a library that facilitates low-latency, bidirectional communication between client and server in React Native.
Setting up a project involves creating a React Native project and installing socket.io-client.
A Socket Context is established to make the socket instance globally accessible in React.
Key features include automatic connection management and a global socket instance.
Handling acknowledgements ensures reliable event delivery with retries and timeouts.
Integration into the app involves setting up a SocketProvider and implementing a ChatScreen component.
The setup ensures reliable event delivery, reconnection management, and global access within the application.
This robust approach allows React Native apps to handle WebSocket communication effectively even in unreliable network conditions.
Github link for reference: https://github.com/dubbyding/react-native-socket

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Dev

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AI in Financial Services: Enhancing Risk Assessment and Fraud Detection

The financial services industry relies on accurate risk assessment and fraud detection, where Artificial Intelligence (AI) is revolutionizing processes with advanced analytics and machine learning.
AI enhances precision, speed, and efficiency in predicting credit risks, identifying fraudulent transactions, and managing regulatory compliance in financial institutions.
By processing vast datasets, AI enables proactive risk assessment, pattern recognition for fraud detection, and automation of complex processes.
AI applications in financial services include credit risk assessment, market risk analysis, fraud detection, anti-money laundering, and insurance underwriting.
Benefits of AI in risk and fraud management include improved accuracy, cost efficiency, real-time responses, and regulatory compliance.
Challenges in AI adoption in financial services involve data quality, regulatory compliance, biased models, and implementation costs.
Strategies for effective AI integration include robust data governance, explainable AI tools, continuous monitoring, employee training, and collaboration with regulators.
AI platforms like xAI’s Grok 3 enhance risk assessment and fraud detection by analyzing complex datasets and delivering real-time, interpretable insights.
In conclusion, AI is transforming financial services by empowering institutions to mitigate risks, reduce costs, and protect customers through accurate and efficient risk assessment and fraud detection.
Tools like Grok 3 on xAI’s platform provide accessible AI solutions for precise and compliant risk management in the financial industry.

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Tricky Enough

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Understanding React Router Hooks: A Guide for Development

React Router Hooks provide a modern and flexible way to manage navigation and routing in React apps.
Hooks like useHistory, useLocation, useParams, and useRouteMatch replace older methods for routing tasks.
The useHistory hook allows programmatically navigating and altering the app's location.
useLocation grants access to the current location object with URL information like pathname and search.
useParams enables extraction of dynamic parameters from a route's path.
useRouteMatch helps in matching the current location to a specific route.
Benefits include simplified code, better integration with functional components, improved flexibility, and better performance.
React Router Hooks enhance code readability, conciseness, and overall maintainability of React applications.
They allow for full integration with React Router within functional components without the need for class components.
Using hooks improves navigation control, location state management, and route matching in a more adaptable and reusable manner.

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Dev

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Interstellar Insights: Visualizing Length Contraction and Time Dilation

The article explores the concepts of length contraction and time dilation inspired by Einstein's theory of relativity and depicted in the movie Interstellar.
Length contraction, where objects appear shorter in the direction of motion at high speeds, is discussed along with interactive Python tools to visualize this phenomenon.
The Lorentz factor and contraction formula are explained, showing how relative velocity affects the contracted length of objects.
An analogy of the cosmic treadmill is used to simplify length contraction, demonstrating how the perception of distance changes with speed.
Practical implications of length contraction in particle physics, such as with muons, are showcased to illustrate its real-world significance.
The article offers an interactive Python tool to calculate length contraction based on user input and provides visualizations to understand the concept better.
Interstellar's portrayal of time dilation and the unseen companion of length contraction in high-speed space travel scenarios is highlighted.
The conclusion emphasizes how relativity, encompassing time dilation and length contraction, transcends theory to shape our understanding of the universe and influence technologies.
Einstein's groundbreaking theories, now integrated into everyday technologies like GPS, continue to inspire exploration of the cosmos and underscore the interconnected nature of the universe.

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Medium

175

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Online Casino VIP Program vs Loyalty Program — MAJUBAJI Guide for 2025

MAJUBAJI focuses on player loyalty and VIP structures to enhance user satisfaction and retention in the iGaming industry.
MAJUBAJI offers a progressive tiered loyalty system where players earn more rewards as they move up the tiers based on their gameplay.
VIP Clubs at MAJUBAJI cater exclusively to top-tier spenders, providing them with personalized high-value rewards and premium service.
MAJUBAJI's dual-tier system in Bangladesh combines accessibility and prestige, offering tailored reward paths for players of all levels, emphasizing value, engagement, and exclusive treatment.

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Dev

300

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Why Web Scrapers Rely Heavily on HTTP Proxies

Web scraping has become essential for businesses and researchers to gather data from websites.
HTTP proxies play a crucial role in web scraping by acting as intermediaries between scrapers and target websites.
Benefits of using HTTP proxies in web scraping include anonymity, bypassing rate limits, accessing geo-restricted content, improving performance, and handling CAPTCHAs.
Understanding the significance of HTTP proxies is key for successful data collection strategies in the field of web scraping.

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Infoq

278

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Spring Boot 3.5 Delivers Improved Configuration, Containers, and SSL, Shortens Free Support

Broadcom launched Spring Boot 3.5 with improved configuration, containers, and SSL features.
The release includes breaking changes and offers 13 months of free support but extends paid support to 72 months.
Notable launches related to Spring Boot 3.5 include Spring AI 1.0, Spring Security 6.5, Spring for GraphQL 1.4, and Spring Integration 6.5.
Scheduled for November 2025, Spring Boot 4.0 will mark a new generation alongside Spring Framework 7.0 with updated features and support timeline.

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Dev

253

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📡 A Practical Guide to Using WebSockets in Real-Time Apps

WebSockets have become essential for real-time applications, allowing bidirectional communication between client and server over a persistent connection.
WebSockets are ideal for real-time communication, live updates, push notifications, and bidirectional interaction in applications, providing immediate updates without constant polling.
Node.js with the ws library can be used to set up a basic WebSocket server, while connecting WebSockets in the frontend can be achieved using React with proper event handling.
Best practices for using WebSockets include implementing reconnection logic, managing socket data with Context or State Management, and securing sockets with wss:// in production.

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Dev

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Exploring Firebase Storage with React

Handling files in web apps can be challenging, but Firebase Storage offers a reliable solution for storing various file types.
Firebase Storage integration with React is seamless and provides benefits like easy setup and user-friendly upload progress tracking.
To get started, create a Firebase project, enable Storage in the Firebase Console, and install Firebase via npm.
For single file uploads, a React component can be created to handle file selection, upload progress tracking, and file deletion.
In cases where multiple files need to be uploaded simultaneously, a separate component can manage the upload process for each file.
Combining these components into the main App allows for a cohesive file upload experience in React.
Setting up secure Firebase Rules is crucial to restrict access to uploaded files and ensure privacy.
Custom file validation, integration with Firebase Authentication, thumbnail generation, and drag-and-drop functionality are further enhancements that can be implemented.
Overall, Firebase Storage with React provides a robust solution for handling file uploads and storage in web applications.
By following best practices and exploring additional features, developers can optimize their frontend development and software engineering projects.

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Medium

136

Why Your First 100 Bugs Are the Best Thing That Ever Happened to You

Bugs in programming provide valuable feedback and opportunities to learn.
They help in developing attention to detail and understanding code functionality.
Debugging teaches structured and logical thinking in problem-solving.
It cultivates patience, thoroughness, and prediction of potential errors.
Reading and understanding code meticulously is a crucial skill improved through bug fixing.
The ability to search for help efficiently and evaluate solutions is enhanced by debugging.
It shifts focus from writing perfect code to writing functional code first.
Bugs serve as learning opportunities and are essential for skill development in programming.
Embracing imperfection and learning from mistakes are key lessons gained through debugging.
Each bug resolved contributes to building confidence and problem-solving abilities.

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Dev

179

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Open source AI stack components

Comprehensive list of open source AI stack components for building GenAI applications with focus on modularity, scalability, and performance.
Components include models for data processing, model serving, retrieval-augmented generation (RAG), vector search, and orchestration.
Tools for serving models, managing prompts, memory, and chaining, frontend/chat UI, inference and runtime optimization, security & DevOps, and full stack boilerplates.
Experimental tools such as Ollama for managing LLMs locally, Modal for serverless infra, and LiteLLM for OpenAI-compatible APIs.

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Dev

238

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Some surprising insights about width and height calculation in css

The Height Enigma by Josh Comeau: Exploring percentage-based heights in CSS.
Tixy Land by Martin Kleppe: Demonstrating effects with minimal math formulas.
MCP by speakeasy.com: Detailed introduction.
PptxGenJS by Brent Ely: Developing PowerPoint presentations with JavaScript, compatible with various platforms.

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Dev

202

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💰 Real-Time Indian Rupee Formatting in HTML Forms — With Clean Backend Submissions

Implementing real-time Indian currency formatting in HTML forms using vanilla JavaScript for frontend display and clean backend submissions.
Creating a form field that visually shows Indian-style commas while typing and saves a clean numeric value to the backend without the use of external libraries.
Utilizing native JavaScript for handling input masking and data formatting, ensuring production safety and efficiency.
The approach involves using two input fields - one for visible input with commas and another hidden input for storing the plain numeric value, ensuring a seamless user experience.

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