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Dew Drop – May 6, 2025 (#4413)

TechBash 2025 Keynotes Announced, Docker MCP Catalog and Toolkit introduced for AI agents, and Teams AI Library and MCP support updated.
Web & Cloud Development highlights include error handling in Minimal API apps, Azure services comparison, and improving WebStorm's performance.
Insights on migrating Xamarin apps to .NET MAUI, nuances of StringComparison.InvariantCulture, and best practices for shared libraries in .NET apps.
AI updates cover remote MCP server registration, Azure ML features, Generative AI for SDKs, and the benefits of vibe coding.
Discussions on observability, Flutter DataGrids for trading apps, Android Material 3 design leak, and exploring mirror fabric for 3D printing.
Podcasts cover AI code generation, Agile history, cybersecurity, developer trends, and insights on microservices.
Events and community updates, along with database insights on MySQL, SQL Server ML integration, Postgres, and SharePoint Roadmap Pitstop.
PowerShell release announcement and diverse topics like OpenAI's evolution, Windows 11 Insider builds, wind energy lawsuits, and the 20th anniversary of Open Document Format.
Additional link collections featuring AWS updates, reading lists, and book recommendations on user experience design and writing.

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Medium

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Getting Started with Spring Boot and Kotlin Using IntelliJ Community Edition

Kotlin and Spring Boot together enhance productivity by providing a modern, efficient development environment with features like null safety, coroutines, and concise syntax.
Spring Boot seamlessly integrates with Kotlin, supporting features like data classes and extensions, and tools like Spring Boot Starter templates facilitate project setup.
To get started with Spring Boot and Kotlin using IntelliJ IDEA Community Edition, create a project via Spring Initializr, set up IntelliJ IDEA, and configure run/debug settings for the application.
By following these steps, developers can leverage the advantages of Kotlin and Spring Boot in IntelliJ CE for improved productivity and efficient development.

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Medium

262

5 AI Tools That Can Write, Design, and Code for You .

AI tools like ChatGPT, Canva Magic Design, Notion AI, Replit Ghostwriter, and Midjourney are revolutionizing various tasks such as writing, designing, and coding.
ChatGPT by OpenAI can generate articles, draft emails, create blog posts, and write code in minutes, assisting content creators and developers.
Canva Magic Design offers AI-powered graphic design capabilities for creating social media posts, YouTube thumbnails, and presentations with ease.
Notion AI helps in organizing ideas, writing blog posts, summarizing articles, and translating text, making it a valuable tool for managing information effectively.

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Dev

330

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The Rise of Web3: A Tech Leader's Perspective

Web3 is the next stage of the internet characterized by decentralized networks that empower users to control their data and digital assets, in contrast to Web2's centralized platforms.
Advantages of Web3 include decentralized data ownership, peer-to-peer services, and elimination of intermediaries, offering users and developers more control, efficiency, and security.
Challenges in Web3 include scalability issues, user adoption barriers, and regulatory uncertainties, while opportunities include new business models, community engagement, and access to global markets for startups.
Web3's potential to revolutionize industries like finance and healthcare presents a significant opportunity for startups to innovate with decentralized applications, blockchain economies, and community-driven governance.

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Dev

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Essential Python Libraries for Data Science, Machine Learning, and Web Development

NumPy: Used for fast mathematical calculations, especially with arrays.
Pandas: Used to work with tabular data like Excel spreadsheets for data manipulation and analysis.
Matplotlib: Used for drawing graphs and charts like line, bar, and pie charts.
SciPy: Used for scientific and technical calculations such as integration, optimization, and solving equations.

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Dev

449

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How To Fix Slow Write Queries in Dapper With Dapper Plus Library

Dapper excels in fast reads but can be slow for write operations, especially when dealing with large batches of data.
Introducing Dapper Plus library, which enhances Dapper with high-performance bulk operation capabilities for rapid database writes.
Dapper Plus provides options for Bulk Insert, Bulk Update, Bulk Delete, Bulk Merge, and Bulk Synchronize, offering efficient data manipulation.
By using Dapper Plus, you can significantly reduce database round-trips and latency when writing multiple rows.
Dapper Plus allows for bulk inserts of thousands of entities with just a single line of code, drastically improving write query performance.
The BulkInsert method in Dapper Plus shows impressive speed enhancements compared to pure Dapper, reducing saving times by up to 99%.
Dapper Plus also offers efficient methods like BulkUpdate, BulkDelete, BulkMerge, and BulkSynchronize for different data manipulation scenarios.
Chaining methods in Dapper Plus enable multiple coordinated inserts in a single operation, maintaining consistency in nested records.
Even with single-method extensions, Dapper Plus provides customization options for insert, update, delete, and merge operations.
Dapper Plus enhances the performance of Dapper for write queries, making it a valuable tool for optimizing database operations in .NET applications.

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Dev

320

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.NET MAUI Authentication on Windows: The OpenID Connect Challenge

Developers have faced challenges integrating OpenID Connect authentication with .NET MAUI on Windows platform.
While .NET MAUI leverages the WebAuthenticator class for authentication, Windows implementation has been problematic.
Several workarounds have been developed by developers and the SDK team to address the authentication issue on .NET MAUI applications, especially post .NET 9 migration.
There is ongoing effort to resolve the complexities between .NET MAUI, OpenID Connect, and Windows for a smoother authentication integration.

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Medium

316

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PlayWright Automation Testing Hyderabad | PlayWright Training

Playwright Training is essential for QA testers adapting to modern software testing requirements, offering automation skills for dynamic digital applications.
Playwright allows for automation of Chromium, Firefox, and WebKit with a unified API, supporting end-to-end testing and headless browsers.
Its integrations with CI/CD pipelines, real-world testing features, and compatibility across various languages make Playwright a preferred tool in the industry.
Professional Playwright courses provide structured learning paths, hands-on projects, and career benefits by accelerating learning and improving job prospects.

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Medium

366

Can Selenium Be Used for Performance Testing? Why or Why Not?

Selenium is designed for functional testing, not performance testing.
Performance testing focuses on speed, stability, and scalability under various loads.
Selenium lacks capabilities to provide detailed performance metrics.
For performance testing, dedicated tools like JMeter are recommended over Selenium.

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Dev

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Refactoring My Brain: Why Writing Became My Favorite IDE (Yes, Really!)

The article discusses the author's journey of embracing writing as a crucial tool in the coding process.
By articulating ideas through writing, the author found that it helped in clarifying and refining their thoughts.
The approach of 'Write-First' before delving into coding proved to be beneficial in identifying and rectifying conceptual errors early on.
Utilizing Large Language Models (LLMs) alongside clear written instructions improved efficiency in code generation tasks.
Documenting discussions and concepts through writing enables better collaboration, scalability, and traceability within teams.
Writing down ideas serves as a 'git commit' for the brain, freeing up mental space and aiding in better focus and rest.
Converting vague, unspoken ideas into written form provides a structured framework for further development and detailed exploration.

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Dev

348

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Stop Over-Looping: A Practical Primer on the Two-Pointer Technique

The Two-Pointer technique helps in achieving linear-time speed-ups without complex data structures or extra memory.
It provides a fast and production-ready solution to optimizing code that currently relies on O(n²) loops.
By using Two Pointers approach, the time complexity can be reduced to O(n) after sorting (if required), without compromising on space efficiency (O(1)).
Implementing Two Pointers can significantly improve code efficiency, making it faster, cleaner, and more scalable.

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Dev

128

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🚀 Developing with Golang: A Beginner's First Steps

Understanding the basics of developing with Go (Golang) for beginners.
In Go, packages are used to organize and reuse code with 'main' as a special package for executable programs.
A simple Go program example illustrates key components like package declaration, imports, main function, and printing to console.
Tips for new Go developers include always declaring packages, utilizing 'go run' for quick execution, exploring the standard library, and learning through examples.

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Dev

229

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How to Use MACD Like a Pro: 3 Technical Signals Developers Should Know

MACD is a nuanced indicator offering insights on market momentum, trend health, and potential reversals over longer timeframes.
In early 2023, a momentum breakout was identified on BTC/USDT weekly chart with a rising MACD histogram, indicating strong bullish momentum.
By late 2023, a momentum peak was observed as MACD plateaued despite upward price movement, signaling trend exhaustion and potential reversal.
In Q1 2025, MACD crossing below the signal line flagged a controlled pullback phase for BTC, offering insights into weakening trend strength.

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Dev

220

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⚛️ Build a Simple Todo App with React Store - a Tiny React State Manager

State management in React can sometimes feel like overkill with options like Redux, Zustand, or Jotai, introducing complexity unnecessarily.
@odemian/react-store is a tiny, typed, selector-based, and dependency-free global state library for React.
The article demonstrates building a Todo App using @odemian/react-store in a few minutes, highlighting its simplicity and performance.
@odemian/react-store offers a minimalistic approach to global state management with features like selector-based subscriptions, type safety, and zero dependencies, making it suitable for small to medium-sized React apps.

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Dev

784

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Selenium with Python for Beginners: Your First Automation Script

Web automation with Selenium and Python allows you to programmatically control a web browser to perform repetitive tasks efficiently.
Selenium, a popular web automation tool, combined with Python provides a powerful framework for beginners to start automating tasks.
Python's clear syntax and Selenium's bindings make it easy to connect Python code with a web browser for automation.
To begin, ensure Python is installed, install the Selenium library using 'pip install selenium', and set up the browser driver.
Your first automation script involves opening a website, finding elements, interacting with them, and closing the browser.
Key steps include setting up the Chrome Driver, opening a website like Google, finding elements, typing text, and simulating key presses.
Running the script will automate actions like searching on Google using the Selenium-driven Chrome browser.
By understanding the basics of automation scripts, such as importing necessary tools, locating elements, and interacting with them, you can build more complex workflows.
Exploring tutorials on Selenium with Python can help you grasp advanced concepts like handling dropdowns, waiting for page loads, and interacting with different elements.
This introductory script serves as a foundation for automating tasks and learning more about Selenium with Python for efficient workflow automation.

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