Best practices for writing tests for JavaScript applications
Testing JavaScript applications is a key stage in their development cycle. Whether it's a large corporate project or a small personal project, q…
All posts
How CORS works and how to properly configure it for web applications
Cross-Origin Resource Sharing (CORS) is a mechanism that allows web applications to control which resources can be accessed from other domains. …
How to set up CI/CD for your web projects with GitHub Actions
Setting up CI/CD (Continuous Integration and Continuous Deployment) for web projects with GitHub Actions is an important step in automating the …
How to use CSS Houdini for custom styles
CSS Houdini is a revolutionary technology that allows developers to create custom styles using JavaScript, expanding the capabilities of modern …
Understanding and implementing micro frontends in large projects
When it comes time to scale web applications, code issues often arise. Developers have to look for new architectural solutions to overcome compl…
Image optimization in web development
To ensure your website is fast and optimized for search engines, it is important to properly configure images. One of the key aspects is optimiz…
How the CSS Cascade Works: Specificity, Inheritance, and Cascading
CSS Cascade is an important component of cascading style that defines the design of web pages. Understanding the principles of CSS Cascade helps…
Web fonts: how to choose the right one for your project
Web fonts are an important component of website design. The right font choice can elevate your site to a new level and make it more attractive t…
Key concepts of OOP in JavaScript: prototypes, inheritance, and classes
One of the most popular programming paradigms is object-oriented programming (OOP), which is an integral part of modern programming development.…
What is SASS?
SASS is a preprocessor for CSS that allows you to write styled code faster and more efficiently. SASS has powerful features that significantly e…
Basics of JavaScript: variables, functions, scopes
JavaScript is one of the most popular programming languages for web development. To work with it effectively, it is important to understand the …
CSS Animations: How to Make a Website "Alive" Without JavaScript
Animations make the website dynamic for users. Many believe that JavaScript is essential for this, but modern CSS allows for the creation of com…
Events in JavaScript: how the Event Loop works
JavaScript is a programming language with a single-threaded nature, but it can handle asynchronous operations. This is possible thanks to the Ev…
Asynchronous JavaScript: Promises, async/await, and when to use what
Asynchronous code in JavaScript can be a headache, especially if you are just starting to work with it. Modern browsers and server environments,…
CSS Flexbox vs. Grid: what to choose for website layout?
When it comes to creating a page layout, developers usually choose between CSS Flexbox and Grid. Both technologies solve similar problems but ap…
What is frontend, backend, and fullstack
In the world of web development, three terms are often heard: frontend, backend, and fullstack. They describe different areas of work for develo…
How do localStorage, sessionStorage, and cookies work in JavaScript?
localStorage, sessionStorage, and cookies are the three main methods of storing data on the client side in JavaScript. Each of these methods has…
What are WebP, AVIF, and PNG? Comparison of image formats for the web
WebP, AVIF, and PNG are image formats widely used by web developers for optimizing websites. Each of these formats has its unique features and a…
What is TypeScript and how does it differ from JavaScript
TypeScript and JavaScript are two popular programming languages used for web application development. While they share similarities in syntax an…
What is SCSS and how does it differ from CSS
SCSS (Sassy CSS) is a CSS preprocessor language that provides enhanced capabilities for writing styles for websites. One of the main advantages …