Monday 22 January 2024

What are custom blocks?130

 What are custom blocks?

"Custom blocks" can refer to several different things in different contexts. To give you the most accurate answer, I need a bit more information. Could you tell me where you encountered the term "custom blocks"? Knowing the context would help me provide a more relevant and helpful answer.

Here are some possible interpretations of "custom blocks":

  • Programming Languages: In some programming languages, like Scratch or Blockly, custom blocks are pre-built code snippets that users can drag and drop to build programs. These blocks allow non-programmers to create complex programs visually without writing code.

  • Website and Content Management Systems: Content Management Systems (CMS) like WordPress sometimes allow users to create "custom blocks" of content that can be reused across different pages. These blocks could be things like text snippets, images, or widgets.

  • Design and Development Tools: Some design and development tools, like Figma or Unlayer, allow users to create reusable "custom blocks" of UI elements. These blocks can then be easily inserted into different designs.

Once you tell me where you encountered the term "custom blocks," I can provide a more specific explanation of what they are and how they are used.

What is CSS extraction? 129

 What is CSS extraction?

In the context of modern web development, CSS extraction refers to the process of separating CSS styles from your JavaScript files and generating distinct .css files for them. This approach offers several advantages over keeping your CSS inline with your JavaScript:

Benefits of CSS Extraction:

  • Improved Performance:

  • Extracted CSS can be cached separately from your JavaScript, meaning browsers only need to fetch it once, even if your JavaScript changes. This significantly reduces the amount of data downloaded on subsequent page loads, leading to faster performance.

  • You can leverage browser caching strategies like HTTP caching for extracted CSS files, further boosting loading speeds.

  • Better Maintainability:

  • Separating CSS into dedicated files makes it easier to organize, document, and maintain your styles. Developers can focus on specific styles without having to navigate through JavaScript code.

  • You can utilize dedicated CSS preprocessors like Sass or Less for easier styling and organize your styles into modular components.

  • Flexibility and Reusability:

  • Extracted CSS files can be freely shared and reused across different projects or components, promoting code reuse and consistency.

  • You can dynamically load specific CSS files based on user needs or page context, allowing for more fine-grained control over styling.

Different Approaches to CSS Extraction:

  • Webpack Plugins: Tools like mini-css-extract-plugin offer a common approach for bundlers like Webpack. They extract CSS from JavaScript bundles and generate separate CSS files.

  • CSS-in-JS Frameworks: Some frameworks like Styled Components or Emotion.js extract CSS dynamically at runtime from your JavaScript code. While offering flexibility, this approach can have performance implications compared to static extraction.

  • Manual Extraction: Although less common, you can manually extract CSS styles from your JavaScript files and manage them as separate files yourself. This requires more effort but offers full control over the process.

Considerations for CSS Extraction:

  • Initial Load Penalty: Although caching helps, extracting CSS initially adds an extra download step compared to inline styles. Ensure proper caching strategies are in place to mitigate this impact.

  • Complexity: Depending on your chosen approach, managing extracted CSS files might add complexity to your build process and workflow.

Overall, CSS extraction is a valuable technique for modern web development, offering performance, maintainability, and flexibility advantages. Weigh the benefits and consider your project's needs when deciding whether and how to implement CSS extraction in your workflow.

Feel free to ask if you have any further questions about specific CSS extraction approaches or need help getting started with it in your projects!

What is the purpose of eslint loader? 128

 What is the purpose of eslint loader?

The ESLint loader serves a valuable purpose in both development and production of your Javascript projects:

In development:

  • Real-time linting: Integrates ESLint into your build process, providing instant feedback on potential code issues directly in your editor or console. This saves you time and helps you write cleaner, more maintainable code.

  • Hot reloading: When you make changes to your code, the ESLint loader applies linting checks and highlights errors before the code is hot reloaded. This prevents you from inadvertently pushing problematic code into your running application.

  • Improved developer experience: By catching errors early and consistently, you can focus on writing code without constantly worrying about potential syntax or style issues.

In production:

  • Pre-build linting: Before deploying your code to production, the ESLint loader performs a thorough linting check to ensure it's free of errors and adheres to your coding standards. This helps prevent runtime errors and crashes in production environments.

  • Increased code quality: By enforcing consistent styles and identifying potential problems before deployment, you can maintain high-quality code in production, leading to more stable and reliable applications.

Here's a summary of the key benefits of using the ESLint loader:

  • Improved code quality: Ensures cleaner, more maintainable code through consistent code style and adherence to best practices.

  • Reduced errors: Catches potential syntax and style errors early, preventing them from making it to production.

  • Faster development: Saves time by providing instant feedback on code issues, facilitating quicker debugging and fixes.

  • Smoother build and deployment: Pre-build linting checks enhance reliability and ensure successful deployments.

However, it's important to note that ESLint Loader has been deprecated in favor of the ESLint Webpack Plugin. The plugin offers similar functionalities with additional features and improved compatibility with modern JS frameworks like Vue and React.

I hope this clarifies the purpose and benefits of using the ESLint loader (and its successor, the ESLint Webpack Plugin) in your development and production workflows. If you have any further questions or need more details about the plugin, feel free to ask!

What is Actuate Corporation reporting Software

What is  Actuate Corporation reporting Software

It's important to note that Actuate Corporation no longer exists as a separate entity. In January 2015, they were acquired by OpenText and their products and services are now part of OpenText's AI and Analytics offerings.

Historically, Actuate Corporation did indeed offer a range of reporting software:

  • Actuate Reporting: These were desktop and web-based tools for creating and distributing reports based on various data sources.

  • Actuate Birt: This was an open-source reporting engine initially developed by Actuate and later donated to the Eclipse Foundation. It's still widely used for report generation within various platforms.

  • Actuate Performancesoft: This was a suite of tools for performance management and business intelligence, encompassing dashboards, scorecards, and other analytical capabilities.

While these specific Actuate products are no longer available under the Actuate brand, their features and functionalities have been integrated into OpenText's AI and Analytics solutions. OpenText offers various reporting and analytics products, some of which are direct continuations of Actuate offerings, while others are newer additions to the portfolio.

Here are some relevant OpenText products under the AI and Analytics umbrella:

  • OpenText™ Reporting Server: This web-based platform enables users to create and manage reports from various data sources. It's considered a successor to Actuate Reporting.

  • OpenText™ BIRT-XL: This is a commercial extension of the open-source BIRT engine, offering additional features and support.

  • OpenText™ Magellan™ Reporting: This web-based tool allows users to create visually appealing reports and dashboards without requiring coding knowledge.

If you're interested in learning more about specific reporting software related to Actuate, it's helpful to know the specific product name or functionality you're looking for. With that information, I can provide you with more precise details about the corresponding OpenText offerings or alternative solutions.

who and when developed Actuate Corporation  reporting Software

Actuate Corporation itself was founded in 1993, so the development of their reporting software products spanned across its existence until their acquisition by OpenText in 2015. Here's a breakdown of some key developments:


  • Early reporting tools: Actuate developed its initial reporting software offerings during this period, including desktop and web-based tools for report creation and distribution. These targeted various data sources and laid the foundation for future advancements.


  • Actuate BIRT: This was a pivotal year as Actuate launched the open-source Eclipse BIRT business data reporting project. BIRT gained significant traction and is still widely used today within various platforms for report generation.


  • Continued innovation: Actuate continued to develop and refine its reporting software offerings, including Actuate Reporting (desktop and web versions) and Actuate Performancesoft (performance management and business intelligence suite).


  • Acquisition by OpenText: OpenText acquired Actuate, integrating their technology and expertise into their AI and Analytics portfolio.

Since then, OpenText has continued to develop and offer reporting and analytics solutions that incorporate features and functionalities from Actuate's software. Some key examples include:

  • OpenText™ Reporting Server: Considered a successor to Actuate Reporting, this web-based platform allows users to create and manage reports from various data sources.

  • OpenText™ BIRT-XL: A commercial extension of the open-source BIRT engine, offering additional features and support.

  • OpenText™ Magellan™ Reporting: This web-based tool empowers users to create visually appealing reports and dashboards without coding knowledge.

While Actuate Corporation is no longer a separate entity, their legacy lives on within OpenText's AI and Analytics offerings. The evolution of their reporting software showcases the continuous advancements in data visualization and analysis capabilities available today.

Facts of  Actuate reporting

Facts about Actuate Reporting:


  • Developed by Actuate Corporation, founded in 1993.

  • Offered a range of desktop and web-based reporting tools.

  • Supported various data sources like databases, spreadsheets, and flat files.

  • Focused on creating and distributing reports with visualizations and charts.

  • Notable products included Actuate Reporting and Actuate iServer.

  • Open-sourced the BIRT (Business Intelligence and Reporting Tools) engine in 2004.

Post-Acquisition (2015):

  • Acquired by OpenText in January 2015.

  • Discontinued as a separate product line.

  • Features and functionalities integrated into OpenText's AI and Analytics solutions.

OpenText Solutions:

  • OpenText™ Reporting Server: Consider a successor, offering report creation and management.

  • OpenText™ BIRT-XL: Commercial extension of open-source BIRT with additional features.

  • OpenText™ Magellan™ Reporting: Web-based tool for non-technical users to create reports and dashboards.


  • Pioneered data visualization and reporting technology.

  • Influenced the development of open-source BIRT engine.

  • Legacy continues through OpenText's reporting and analytics products.

Additional Notes:

  • While Actuate Reporting is no longer available under its original name, its technology and expertise live on in various OpenText solutions.

  • BIRT remains a widely used open-source reporting engine.

  • For specific details about functionalities or alternatives, knowing the exact Actuate product or features would be helpful.

I hope this summary provides a helpful overview of Actuate Reporting!

How do you use eslint plugin? 127

 How do you use eslint plugin?

Using ESLint plugins opens up a world of possibilities for customizing your linting experience and tackling specific code issues. Here's how to get started:

1. Installing the Plugin:

  • Use npm install or yarn add to install the desired plugin:


npm install --save-dev eslint-plugin-my-plugin

2. Configuring the Plugin:

  • Add the plugin name to your .eslintrc file within the plugins array:


  "plugins": ["my-plugin"]

  • Most plugins offer specific configuration options. Refer to the plugin's documentation for details and customize rules as needed:


  "plugins": ["my-plugin"],
  "rules": {
    "my-plugin/custom-rule": "error"

3. Using the Plugin's Rules:

  • In your code, utilize the rule names as defined by the plugin (often prefixed with the plugin name) to leverage its functionalities:


// With rule prefix from 'eslint-plugin-my-plugin'
const myVariable = '';
if (myVariable) {
  // ...

4. Sharing Plugin Configurations:

  • If you're working on a team project, consider using shared configuration files (e.g., ./eslint/common.js) to ensure consistency and simplify maintenance.

5. Extending Plugins:

  • Some plugins allow creating custom rules based on their framework. Refer to the plugin's documentation for details and advanced customization options.

Tips for Choosing and Using ESLint Plugins:

  • Focus on your needs: Choose plugins that address specific linting areas relevant to your codebase or coding style.

  • Read the documentation: Thoroughly understand the plugin's capabilities, configuration options, and compatibility before integrating it.

  • Start small: Introduce plugins gradually and avoid overloading your configuration at once.

  • Consider community feedback: Research the plugin's popularity, user reviews, and community support for confidence in its usage.

By leveraging ESLint plugins effectively, you can tailor your linting experience, catch specific code issues, and maintain a codebase that adheres to your desired standards and best practices.

Feel free to ask if you have any specific questions about choosing, configuring, or using ESLint plugins in your projects! I'm here to help you unlock their full potential.