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Medium
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Ruthless Prioritization: An Engineering Manager’s Guide to Driving Impact in a Metrics-Obsessed…
- Ruthless prioritization starts with one question: What moves the MAU needle the most, right now?
- The framework for ruthless prioritization involves evaluating impact, effort, and risk of projects.
- Communicate the reasons behind saying 'no' to projects, using data to support the decision.
- Balance ruthless prioritization with health work and taking care of the team to avoid burnout.
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Medium
2d
327
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How AI is Revolutionizing Asset Allocation: A Hands-On Guide with Python
- AI is revolutionizing asset allocation through the use of large language models (LLMs) and quantitative models like modern portfolio theory (MPT).
- A hands-on guide with Python demonstrates building an AI-powered asset allocation system.
- The process involves combining LLM-generated market insights with Markowitz’s optimization model.
- This approach enables investors to make smarter, data-driven financial decisions.
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Dev
2d
85
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Setting Up React with Webpack and babel from Scratch
- Step 1: Initialize the Project
- Step 2: Basic React Setup
- Step 3: Webpack Configuration
- Step 4: Adding Babel Support
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Medium
2d
264
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Design patterns in Test Automation framework — Part 1
- Design patterns are reusable solutions to common software design problems.
- This article talks about 3 most commonly used design patterns in test automation framework: Singleton, Page Object Model, and Data-Driven.
- The Singleton Pattern ensures the creation of only one class instance throughout the test execution.
- Page Object Model is a design pattern that enhances the test automation framework's maintainability and reusability.
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Dev
2d
175
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How to call tools with Mistral AI using MCP servers
- Europe's leading AI models can access a variety of tools by connecting Mistral's AI API to MCP servers.
- Tutorial focuses on building helper functions to connect MCP servers to Mistral's API for data fetching and summarizing.
- Setup includes environment preparation, dependency installation, and configuring TypeScript for project setup.
- To use Mistral AI models via API, registration on Mistral AI console is required to obtain an API key.
- Connecting to Mistral API involves calling Mistral's AI models for tasks like poem creation about specific topics.
- Adding MCP servers like fetch and filesystem allows AI models to perform tasks like fetching data and writing files.
- Listing available tools from MCP servers requires converting server data to Mistral-compatible format for AI model usage.
- Converting tool call responses between MCP and Mistral formats enhances the communication between AI models and servers.
- Returning tool results to the API involves converting output to Mistral message format for further processing by AI models.
- This setup enables AI agents to communicate with MCP servers, perform tasks, and return results efficiently.
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Medium
2d
136
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Rank 21st Global Coding School
- UTech, a global coding school, has been ranked 21st among the top platforms globally.
- This recognition highlights their commitment to transforming STEM education and providing innovative learning experiences.
- UTech aims to expand their mission, introduce more programs, and make high-tech education accessible to every child.
- With a presence in over 30 countries and 25,000+ students, UTech is dedicated to democratizing future-ready learning.
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Dev
2d
7
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Getting started with Ansible Molecule
- This article serves as a guide to set up Ansible Molecule for testing Ansible roles by running them against virtual machines managed by Vagrant using VirtualBox.
- System requirements include having virtualization enabled in BIOS or UEFI, a Linux system, understanding of Ansible, and Python >= 3.10 along with python-venv and python-pip packages.
- Installation of required Python packages like Ansible, Molecule, and its Vagrant plugin is needed following specific versions for compatibility.
- Additional tools required for setting up Ansible Molecule testing include VirtualBox and Vagrant with specified versions for example, 7.1.6 and 2.4.3 respectively.
- The development environment setup involves initializing a role with ansible-galaxy and then creating a molecule scenario which results in a directory structure containing necessary files.
- Creating and managing instances in Molecule, especially with Vagrant, is explained including cleaning up and handling potential issues with ephermal directories.
- Provisioning services on instances using Ansible tasks like installing Apache web server and performing post-installation configurations is detailed.
- Testing the provisioned services is demonstrated with Ansible test tasks verifying the installation and functionality of Apache web server.
- This step-by-step guide concludes with the ability to automate testing of Ansible roles using Molecule against VirtualBox virtual machines, providing a solid foundation for further enhancements.
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Dev
2d
335
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A Quick, Simple Guide to Building a Chatbot with JavaScript and Node.js
- Develop your own chatbot with JavaScript and Node.js to automate customer interactions and provide instant support.
- Prerequisites: A GitHub account, Node.js installed, and basic knowledge of JavaScript.
- Steps: Set up the project, create the basic server, build the frontend interface, and deploy and test the chatbot.
- Enhancements: Implement intent recognition, connect to external APIs, implement user sessions, and deploy to the cloud.
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Dev
2d
0
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From Zero to React Hero: My $2 Secret Weapon (Plus a Free Challenge)
- The author created the React 19 Cheat Sheet to provide a concise and straightforward resource for learning React.
- Teki Test Bot is a free platform that allows developers to practice React and TypeScript skills through real-world coding challenges.
- The React 19 Cheat Sheet is available for purchase at just $2, offering a condensed and focused reference guide.
- The author encourages developers to use these tools as a way to overcome challenges, become more confident, and improve their React skills.
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Medium
2d
370
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Ng-News 25/13: resource() RFC Wrap-Up & Frontend Nation Panel
- Frontend Nation panel at Angular Day included Alain Chautard, Angular team members, and Sarah Drasner.
- Testing was a major topic with confirmation that the Web Test Runner will replace Karma.
- Sarah Drasner addressed the misconception that Google doesn't use Angular internally.
- Two RFCs for resource functions closed with changes to the API underway for Angular version 20.
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Hackernoon
2d
269
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Refactoring 025 - Decompose Regular Expressions
- Regular expressions can be broken down into smaller, testable components to ensure accurate error reporting.
- The process involves analyzing the regex, breaking it into smaller named sub-patterns, writing unit tests for each component, and combining them into the full validation logic.
- By refactoring the code, clear error messages can be provided for every failing part, improving readability, maintainability, and testability.
- Using AI tools can also help identify regex components and assist in the refactoring process.
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Dev
2d
292
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Dockerizing Spring Boot Application: A Beginner's Guide
- To Dockerize a Spring Boot App, follow these steps:
- 1. Create a .jar file of your Spring Boot application.
- 2. Create a Dockerfile in the root directory with necessary instructions.
- 3. Build a Docker image using the Dockerfile.
- 4. Run the Docker container.
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Dev
2d
253
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Effortless JavaScript Retries with redo.js!
- Effortless JavaScript Retries with redo.js! 🚀
- redo.js is a library that handles retry logic for unreliable APIs, flaky database queries, and network failures.
- It works with Node.js, React, Vue, and more, and supports customizable retry strategies such as exponential backoff and fixed delays.
- Try redo.js today to make your asynchronous workflows resilient!
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Medium
2d
128
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The Mechanics of Macros in Racket
- Racket's code undergoes restructuring and tagging with context before evaluation.
- Code in Racket is treated as data, wrapped in syntax objects with metadata.
- Syntax objects hold not only code but also source location, context, and bindings.
- Syntax objects track scope to prevent naming clashes, crucial for macro-generated code.
- Racket supports hygienic macros by generating fresh bindings for identifiers.
- Syntax objects also include source location and phase information.
- Compile-time inspection tools like syntax->datum help in understanding syntax objects.
- Macro expansion process in Racket rewrites code using user-defined rules.
- Macros run during expansion, rewriting macro calls before compilation.
- Racket provides tools like syntax-case for matching and rewriting syntax.
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Dev
2d
261
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PRPL Pattern: A Smarter Way to Speed Up Your Web App
- The PRPL pattern is a powerful strategy for delivering fast, smooth web experiences.
- PRPL stands for Push, Render, Pre-cache, and Lazy-load.
- It optimizes initial load times and improves navigation speeds, making it beneficial for mobile users on slower networks.
- PRPL techniques include preloading critical resources, rendering the initial route quickly, pre-caching remaining assets, and lazy-loading non-essential assets.
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