How to sleep in Javascript
Łukasz Holeczek
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In the realm of programming, sometimes there’s a need to pause the execution of code for a fixed amount of time. While many programming languages come with a built-in sleep function to handle this, JavaScript requires a slightly different approach. Let’s explore the concept of the JavaScript sleep function, including how to implement it using setTimeout, promises, and async/await syntax.
How to migrate CoreUI React Templates to Vite
Łukasz Holeczek
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After carefully considering and evaluating our build and development tools in version 5 of our React.js admin templates, we have decided to migrate from Create React App (CRA) to Vite. This decision was driven by several key factors that align with our goals for a more efficient and modern development experience.
What is JavaScript Array.pop() Method?
Łukasz Holeczek
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JavaScript arrays are akin to a Swiss Army knife for developers, offering many methods to create and manipulate data efficiently. Among these tools, the pop() method is a straightforward yet powerful function that beginners should grasp early in their learning journey. This blog post will explain the pop() method, giving you the knowledge to use it effectively in your coding projects.
What is Double Question Mark in JavaScript?
Łukasz Holeczek
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JavaScript is a dynamic programming language rich in features that empower developers to craft interactive and efficient web applications. Among its plethora of tools and operators, the double question mark, or as it’s formally known, the Nullish Coalescing Operator (??), stands out for its utility and simplicity. This operator, introduced in ECMAScript 2020, is a game-changer for handling variables that might need to be initialized. Let’s dive into this operator’s what, why, and how to understand its significance and application.
How to declare the optional function parameters in JavaScript?
Łukasz Holeczek
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JavaScript is a versatile language that offers various methods to enhance the flexibility and adaptability of your code, especially when dealing with function parameters. Optional parameters in functions make your functions more flexible and easier to work with, allowing you to specify arguments that may or may not be passed when the function is called. In this article, we will delve into how you can declare optional function parameters in JavaScript, making your journey into web development smoother and more efficient.
How to Merge Objects in JavaScript
Łukasz Holeczek
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When manipulating data in JavaScript, one of the most common challenges developers face is merging objects. Whether you’re looking to combine properties or need to weave together complex nested structures intricately, JavaScript offers a variety of methods to achieve your objectives. In this blog post, we’ll dive into five effective ways to merge two objects in JavaScript, covering both shallow and deep merging techniques. Let’s enhance your coding toolkit with these practical solutions.
How to round a number to two decimal places in JavaScript
Łukasz Holeczek
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In the ever-evolving landscape of web development, mastering JavaScript nuances can significantly enhance your applications’ functionality and user experience. A joint yet critical operation in numerous computing scenarios is to round numbers to a specific number of decimal places. Among these, rounding to two decimal places is particularly relevant across financial calculations, statistical reporting, and data presentation for its balance between precision and readability. This comprehensive guide will walk you through the intricacies of rounding numbers to two decimal places in JavaScript, ensuring you confidently apply this operation.
How to check if a string is a number in JavaScript
Łukasz Holeczek
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In the realm of web development, the versatility and power of JavaScript stand unchallenged. It is pivotal in adding interactivity to websites, working with data, and creating complex web applications. A common hurdle developers often stumble upon is determining whether a given piece of text—more formally, a string—represents a number. This validation is crucial for data processing, form submissions, and other scenarios where numeric input is expected. This comprehensive article explores the methods and best practices for checking if a string is a number in JavaScript, ensuring your code is robust, reliable, and ready for real-world usage.
How to check if an array is empty in JavaScript?
Łukasz Holeczek
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In the ever-evolving world of web development, JavaScript stands as a cornerstone, powering dynamic and interactive elements across countless websites and applications. Among its many tasks, one seemingly straightforward yet pivotal operation is determining whether an array is empty. This operation is crucial in various scenarios, such as enabling or disabling buttons based on user input or ensuring data integrity before processing. In this article, part of the “how to” series, we delve into the intricacies of checking for empty arrays in JavaScript. This guide promises to enlighten those new to the programming world and provide valuable insights for seasoned developers.
Mastering JavaScript List Comprehension: The Ultimate Guide
Łukasz Holeczek
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JavaScript list comprehension may not have a dedicated syntax like Python or Perl, but that doesn’t mean it’s any less powerful. In a realm dominated by dynamic data and the need for efficient operations on arrays, understanding how to perform list comprehension in JavaScript is indispensable for developers. This comprehensive guide will walk you through the practical nuances of array manipulation using JavaScript, offering vivid examples to transform you into a master of efficient list handling.
