How to Fix “Sass @import Rules Are Deprecated and Will Be Removed in Dart Sass 3.0.0.”
Łukasz Holeczek
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Introduction
For years, the @import rule has been the go-to approach for handling modular Sass code. However, the Sass team announced the deprecation of @import in favor of the newer module system. If your build process or existing codebase shows a warning—“Sass @import rules are deprecated and will be removed in Dart Sass 3.0.0.”—it’s time to switch to the recommended @use or @forward directives. In this post, you’ll learn why the Sass team introduced this change, the best practices for migrating your code, and how to ensure your workflow remains smooth and maintainable.
How to Manage Date and Time in Specific Timezones Using JavaScript
Łukasz Holeczek
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Handling date and time across different timezones is a common yet intricate task for JavaScript developers. Whether you’re working on global applications or time-sensitive services, precise date and time manipulation in specific timezones is essential. JavaScript provides native methods and modern APIs to simplify this task, but challenges like daylight saving time, timezone offsets, and formatting can still cause issues.
How to sort an array of objects by string property value in JavaScript
Łukasz Holeczek
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Sorting an array of objects by a specific property is a common requirement in JavaScript, especially when dealing with complex data structures in real-world applications. In this article, we’ll explore how to sort an array of objects by string values using JavaScript’s sort method. By the end of this guide, you’ll understand how to implement a custom comparison function and sort arrays efficiently.
How to Conditionally Add a Property to an Object in JavaScript
Łukasz Holeczek
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In JavaScript, dynamically adding properties to objects based on conditions is a common task. Whether you’re working with APIs, creating dynamic configurations, or simply managing data, knowing how to conditionally add properties can streamline your code. In this article, we’ll explore different methods to achieve this efficiently, ensuring you write clean, idiomatic code.
Dealing with Sass Deprecation Warnings in Angular 19
Łukasz Holeczek
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With the release of Angular 19, developers are seeing significant improvements, new features, and streamlined workflows.
Along with these enhancements, you might encounter deprecation warnings from the Sass compiler when building your project. These warnings can be confusing, especially if they originate from third-party libraries.
How to convert a string to boolean in JavaScript
Łukasz Holeczek
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Working with different data types is a common task in JavaScript development. One frequent requirement is to convert a string to a boolean value. This article explores various methods to achieve this conversion, ensuring your code handles truthy values and false conditions accurately.
How to show or hide elements in React? A Step-by-Step Guide.
Łukasz Holeczek
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In modern web development, creating dynamic user interfaces is essential. The React library, a popular JavaScript tool, allows developers to build rich user interfaces by efficiently updating and rendering components based on data changes. One common requirement is to show or hide elements in React applications based on user interaction or application state. This article will guide you through different methods to show or hide elements in React using functional components, focusing on React 18+.
How to set focus on an input field after rendering in React
Łukasz Holeczek
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In modern React applications, managing focus on input elements is crucial for enhancing user experience. This practical guide will explore how to set focus on an input field after rendering in functional components using React 18+. We’ll delve into using the autoFocus attribute, the useRef hook, and the useEffect hook to achieve this.
Passing props to child components in React function components
Łukasz Holeczek
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Passing props in React is a fundamental concept that allows data to flow between components. When building user interfaces with React, you often need to pass additional props from a parent component to its child components. This article explores how to pass props to child components, focusing on function components and best practices.
How to loop inside React JSX
Łukasz Holeczek
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As a full stack developer working with React, mastering the art of looping inside React JSX is an essential skill. This guide will cover the different ways to render lists and elements using loops in React, focusing on the use of the map function, traditional loops, and best practices. Let’s explore how to create components dynamically and render lists efficiently using React JSX.