The "navigator.getBattery()" method provides information about the system's battery.

AI texnologiyalarının insanları əvəz etməsi məsələsi bir çox insan üçün bir narahatlıq mənbəyidir.

Gəlin, AI texnologiyalarının insanları əvəz etməsi deyil, əksinə, insanların potensiallarını inkişaf etdirməsi üçün motivasiya mənbəyi olmasını təşviq edək. İnsanlığın ən böyük gücü yaradıcılıq, yaradıcı düşüncə və innovasiyadır. AI, insanların təcrübə və məlumatları ilə birgə işləyərək daha yüksək səviyyədə nəticələr əldə etmək üçün bir alətdir.

Həmçinin, AI texnologiyalarının inkişafı insanların yeni sahələrə dönüşməsini tələb edir. Məsələn, AI proqramçıları tərəfindən yaradılan alqoritmlər insanların daha yararlı və yaratıcı məqsədlər üçün istifadə etməyə kömək edə bilər. Bu, insanları yeni sahələrə həvəsləndirərək onları yeni imkanlarla təmin edir.

Son olaraq, insan əməyinin dəyərini və yaradıcılığın əhəmiyyətini qoruyaq və daima təşviq edək. AI texnologiyalarının inkişafı insanların mövcud işlərinə yeni bir baxış gətirməsinə və daha yüksək səviyyədə məhsuldarlığa nail olmasına kömək edə bilər. Amma ən əsası, insanlığın yaradıcılığı və potensialı heç vaxt əvəz edilə bilməz.

JavaScript Async & Defer :

👉 "async" Attribute:
- When you include the async attribute in a <script> tag, it indicates to the browser that the script can be downloaded asynchronously. The script will be downloaded in the background while the HTML parsing continues.
- Once the script is downloaded, it will execute immediately, regardless of whether the HTML parsing is complete.
- Multiple scripts with the async attribute can be downloaded concurrently, and they will execute in the order they complete downloading.

👉 "defer" Attribute:
- When you include the defer attribute in a <script> tag, it indicates to the browser that the script should be fetched asynchronously, but it should not execute until the HTML parsing is complete.
- Multiple scripts with the defer attribute will be fetched in order, but they will not execute until the HTML parsing is complete.
- Scripts with defer maintain their order of execution to each other and are executed in the order they appear in the document.

👉 Best Practices:
- Use asynchronous (async) for independent scripts that do not rely on the DOM and can be executed out of order.
- Use deferred (defer) for scripts that depend on the DOM and need to execute in a specific order, especially when performing DOM manipulation.
- Avoid synchronous JavaScript whenever possible, as it negatively impacts page speed and user experience.

#javascript #typescript #html #frontend #backend #developer #application #website #development #reactjs #vuejs #vitejs #performance

The main difference between the nullish coalescing operator (??) and the logical OR operator (||) is how they handle falsy values such as 0, '', false, null, undefined, and NaN.

- With the || operator, if the first operand is falsy, it will return the second operand regardless of whether it's falsy or not.
- With the ?? operator (nullish coalescing), it only returns the second operand

In result1, 0 is falsy, so other (which is 5) is returned. In result2, 0 is not considered nullish, so something (which is 0) is returned.

#javascript #js #jstiptricks #nullishcoalescing #or #jsoperator #frontend #backend #programming #web

💡 The Power of #JavaScript

1. Web Development: JavaScript əsasən dinamik və interaktiv veb saytlarının yaradılması üçün istifadə olunur. Bu, form validasiyası, interaktiv xəritələr, animasiyalar və daha bir çoxunu veb səhifələrə əlavə etməyə imkan verir.

2. Frontend Development: JavaScript, veb tətbiqlərinin ön tərəfini inşa etmək üçün əsasən istifadə olunur. React, Angular və Vue.js kimi çərçivələr proqramçıların kompleks istifadəçi interfeysləri və tək səhifəli tətbiqləri (SPAlar) yaratmalarına imkan verir.

3. Backend Development: Node.js-in təqdimatı ilə JavaScript artıq server tərəfli inkişaf üçün istifadə olunur. Proqramçılar JavaScript istifadə edərək sürətli və effektiv veb serverləri və API-larını yarada bilərlər.

4. Mobil App Development: React Native və Ionic kimi çərçivələr proqramçıların JavaScript istifadə edərək iOS və Android platformaları üçün mobil tətbiqlər yaratmasına imkan verir.

5. Game Development: JavaScript, Phaser və Three.js kimi kitabxanalarla birgə browser-əsaslı oyunlar və interaktiv təcrübələr yaratmaq üçün istifadə oluna bilər.

6. Desktop App Development: Electron kimi çərçivələr proqramçıların HTML, CSS və JavaScript kimi veb texnologiyalarını istifadə edərək masaüstü tətbiqlər yaratmalarına imkan verir.

7. Serverless Computing: JavaScript, AWS Lambda və Google Cloud Functions kimi serverless hesablama platformaları üçün istifadə oluna bilər, bu, serverless tətbiqlər və API-ların yaradılmasına imkan verir.

8. Data Visualization: D3.js kimi kitabxanalar proqramçıların veb səhifələrində məlumatların anlamlı şəkildə göstərilməsi üçün interaktiv məlumat visualizasiyaları və xəritələr yaratmalarına imkan verir.

#js #javascript #web #powerofjavascript #frontend #backend #development

🎉 JavaScript Fun Fact: Arrow functions aren't just a shorter syntax for writing functions, they also have a different behavior when it comes to the this keyword. Unlike regular functions, arrow functions do not have their own this context. Instead, they inherit the this value from the surrounding code.

🤔 Did You Know? Understanding the behavior of this in arrow functions can help you write cleaner and more predictable code, especially in complex JavaScript applications.

#FunFact #CodingTrivia #Web #JavaScript #CodingTips #WebDevelopment #Programming

🔍 JavaScript Tip: Have you ever needed to remove duplicate elements from an array? JavaScript's Set object can come to the rescue! By converting your array to a Set, you automatically remove duplicates. Check it out.

✨ Pro Tip: Remember, Sets only store unique values, so duplicates are automatically removed when converting an array to a Set. Then, you can convert it back to an array using the spread operator [... ].

#JavaScript #CodingTips #ArrayManipulation #WebDevelopment

📅 The powerful Date object for handling dates and times in JavaScript!

Whether you're working on scheduling tasks, displaying time-sensitive information, or calculating durations, the Date object has got you covered. Check out this example:

Note: The Date object offers a wide range of methods and properties for handling date and time-related tasks, such as getting and setting specific date components, calculating differences between dates, and formatting dates for display.

Stay time-savvy! 🕒💡 #JavaScript #DateObject #TimeManagement #Programming

#CSS vs #SCSS: Understanding the Differences and Advantages

#CSS (Cascading Style Sheets) is the language we use to style an HTML document. CSS describes how HTML elements should be displayed. It's straightforward and the foundation of web styling.

#SCSS (Sassy CSS), on the other hand, is a preprocessor that adds powerful features to CSS, like variables, nesting, and mixins, which can make writing CSS more efficient and easier to maintain.

#Main #Differences:

- Syntax: CSS uses a flat syntax, while SCSS allows for more complex syntax with features like variables and nesting.
- Variables: CSS has recently introduced custom properties that act like variables, but SCSS variables are more powerful and flexible.
- Nesting: SCSS allows you to nest selectors, which can mirror the HTML structure, making it easier to read and maintain.
- Mixins: These are reusable pieces of code in SCSS that can be included in other selectors to reduce code repetition.

#Advantages of #SCSS:

1. Enhanced Readability and Maintainability: With features like variables and nesting, SCSS code is often easier to read and maintain.
2. Code Reusability and Modularity: SCSS promotes code reusability with mixins and partials, making your stylesheets more modular.
3. Developer Productivity: SCSS can speed up development time by using features that don't exist in standard CSS.

#Recommendations:

- For small projects or when learning, start with plain CSS. It's essential to know the basics before moving on to a preprocessor.
- For larger, more complex projects, consider SCSS. It will make your code more maintainable and can improve productivity.
- Use SCSS features wisely. Over-nesting and complex mixins can make your code harder to maintain.

Remember, whether you choose CSS or SCSS, the goal is to write clean, efficient, and maintainable code.

SCSS doc: https://sass-lang.com/guide/
CSS doc: https://www.w3schools.com/css/

Happy coding! 🚀

🔍 Exploring JavaScript Variable Storage in Memory: Ever wondered where JavaScript variables are stored in your computer's memory? Let's dive into the inner workings of memory allocation in JavaScript!

💾 Memory Allocation:

Stack: JavaScript variables are typically stored in the stack memory when they are primitives (e.g., numbers, strings, booleans) or references to objects.
Heap: Objects and complex data structures (arrays, objects, functions) are stored in the heap memory. When you create an object in JavaScript, its properties and methods are stored in the heap, and the variable in the stack holds a reference to its memory location.

📝 Variable Lifecycle:

Declaration: When you declare a variable in JavaScript, space is allocated for it in the stack memory.
Assignment: If the variable is assigned a primitive value, it's stored directly in the allocated stack memory space. If it's assigned a reference to an object, the reference is stored in the stack memory, and the object itself is stored in the heap memory.
Scope: Variables have a specific scope (global, function, or block), which determines their lifetime and accessibility in the stack memory.
Garbage Collection: JavaScript engines automatically manage memory allocation and deallocation through garbage collection. Unused objects in the heap memory are periodically identified and removed to free up space.

🔑 Key Points:

Understanding memory allocation in JavaScript helps optimize code performance and memory usage.
Memory leaks can occur when objects are no longer needed but still referenced, preventing garbage collection from reclaiming their memory.

🛠️ Takeaway: By understanding how JavaScript variables are stored in memory, you can write more efficient and memory-friendly code, minimizing memory leaks and optimizing performance.

📚 Further Reading: Explore topics like memory management, memory profiling tools, and strategies for optimizing memory usage in JavaScript applications.

Dive deeper into JavaScript memory allocation! 🧠🔢 #JavaScript #MemoryAllocation #HeapMemory #StackMemory #GarbageCollection

#npm , #yarn , #pnpm are all package managers for JavaScript that help manage project dependencies. Here's a detailed comparison:

npm (Node Package Manager):
- Default package manager for Node.js.
- Has the largest repository of packages.
- Basic commands include npm install, npm update, npm uninstall, and npm run.
- Pros: Easy to use, widely adopted, and has a large community.
- Cons: Can be slow with large projects, and may have issues with nested dependencies.

yarn (Yet Another Resource Negotiator):
- Developed by Facebook as an alternative to npm.
- Improved performance and security features.
- Basic commands include yarn add, yarn upgrade, yarn remove, and yarn run.
- Pros: Faster than npm, efficient caching, and reliable dependency management.
- Cons: May lack some npm features and not be compatible with all npm packages.

pnpm (Performant npm):
- Focuses on performance and efficiency.
- Uses a symlink strategy to save disk space.
- Basic commands include pnpm install, pnpm update, pnpm uninstall, and pnpm run.
- Pros: Saves disk space, fast, and efficient with large projects.
- Cons: Not as widely adopted as npm or yarn, potential compatibility issues with npm packages.

All three package managers serve the same purpose but differ in their approach to managing dependencies. npm is the most traditional and widely used, yarn offers improvements in performance and security, and pnpm provides a more efficient way to handle node modules and save disk space.

The choice between them often comes down to personal preference and the specific needs of your project. For instance, if you're working on a large project and disk space or installation speed is a concern, pnpm might be the best choice. If you prefer a more established tool with a vast ecosystem, npm could be the way to go. And if you need faster performance with reliable dependency management, yarn might suit your needs best.

The evolution of #frontend #developer #job requirements over the years (2000-2024)

Here's a list format for the comparison of frontend developer job requirements between 2000 and 2024:

#2000

- HTML
- Basic inline styles or separate CSS
- Minimal JavaScript (if any)
- Limited focus on browser compatibility (often Internet Explorer)
- Rarely considered responsive design
- Basic understanding of UI/UX principles (if any)

#2024

- #HTML, #CSS, #JavaScript
- Proficiency in modern frameworks/libraries like #React, #Angular, #Vue.js
- Advanced CSS techniques, preprocessors like SASS/LESS, CSS frameworks like Bootstrap
- Proficient in JavaScript, #DOM manipulation, #AJAX, #asynchronous programming
- Cross-browser compatibility, understanding of modern browser standards
- Essential knowledge of responsive #design, media queries, #responsive #frameworks like Bootstrap
- Proficiency in version control systems like #Git
- Strong understanding of UI/UX principles, usability testing, accessibility standards

This list format succinctly outlines the evolution of #frontend #developer #job requirements over the years, emphasizing the increased complexity and diversity of skills needed in the modern era.

Handling #asynchronous code in #JavaScript is essential for creating efficient and #responsive applications. Here are some #best #practices to consider:

1. Use #Promises and #Async/#Await: These constructs provide a cleaner and more manageable way to handle asynchronous operations compared to traditional callbacks. They make the code easier to read and debug.

2. #Error Handling: Always handle errors in asynchronous code. Use catch with promises and try...catch blocks with async/await to manage exceptions.

3. Avoid #Callback Hell: Too many nested callbacks, known as "callback hell," can make code difficult to read and maintain. Flatten the #structure by #modularizing code or using async/await.

4. #Parallel #Execution: When possible, run asynchronous operations in parallel using Promise.all to improve #performance.

5. Control Flow: Use #libraries like async.js or control flow features in #ES6 to manage complex #sequences of asynchronous operations.

6. Keep it Simple: Write small, simple #functions that do one thing and compose them together for complex #operations.

7. Avoid #Deep #Nesting with Async/Await: Try to keep your await #statements at a top level within a #function to prevent deep nesting and improve #readability.

8. Use Error-First Callbacks: When using callbacks, follow the #Node.js convention of error-first callbacks, where the first argument is an error object.

9. Proper #State #Management: Ensure that the state of your application is properly managed and updated only after asynchronous operations complete.

10. Use #Tools and #Linters: Utilize tools like #ESLint with #plugins for #promises and async/await to catch common #mistakes and enforce best #practices.

By following these practices, you can write more reliable and #maintainable asynchronous JavaScript code. If you need more specific advice or examples, feel free to ask!