How is JavaScript used in the real world?
Smartwatch Applications
Javascript being the most used language is because it is being used in all possible devices and applications. Uses of JavaScript provides a library Pebble JS which is used in smartwatch applications. This framework works for applications that require the internet for its functioning.
Why does everyone use JavaScript?
JavaScript is Easy-To-Pickup & Easy-To-Use
JavaScript is easy-to-pickup language because JavaScript code can be written by any simple code editor and executed directly into web browsers. Thus, there is no need to download or install any heavy development platforms or software to write and run JavaScript code.
Why is JavaScript terrible?
javascript is dynamically and loosely typed, which is bad for application reliability. javascripts prototypical inheritance is strange compared to the usual class inheritance. javascripts prototypical inheritance is strange compared to canonical examples like self.
Why is JavaScript so popular today?
The popularity of JavaScript led to the creation of several libraries and frameworks that have made application development efficient and performant. Today, libraries like React JS, jQuery, D3. … Frameworks such as Angular, Ember JS, and Vue JS provide optimal performance and organization to build large applications.
Can I get a job with just JavaScript?
Yes you can get a job even if you only know JavaScript. However it needs to be the latest version and you should know how to use it efficiently. Which means most you must be knowing about promises, async await, ajax calls, etc.
Is Python or JavaScript better?
Hands down, JavaScript is undeniably better than Python for website development for one simple reason: JS runs in the browser while Python is a backend server-side language. While Python can be used in part to create a website, it can’t be used alone. … JavaScript is the better choice for desktop and mobile websites.
Why is Python hated?
Python is slow
Here’s another reason why people hate Python. … An there’s also the Python GIL, which really is not such a big problem as people make it sound. In fact, Python as a language tends to choose well-readable, clean code above raw speed. So yes, Python is not the fastest language.
Why is Java so hated?
the whole reason behind the Java hate is because way back in the 1.4 JVM days, java was the language to use when you wanted to write BIG company applications. unfortunately, the 1.4 JVM was horrible when it came to speed.
Is it bad to use JavaScript?
On a public website it’s ok to use JavaScript as long as the information that your site contains is still available and usability is still good for people without JS. If you’re in a more controlled environment like a companies intranet or something, you can maybe rely a lot more on JavaScript.
What are the problems with JavaScript?
Language Presentation
- The Java in JavaScript. One might assume that JavaScript is some weird Java spin-off specifically designed to be run in a browser environment. …
- Type System. …
- IEEE 754: A Poor Choice. …
- Aggressive Type Coercion. …
- An Awesome Side Effect. …
- Global Variables. …
- Semicolon Insertion. …
- Lack of Proper Scoping.
Is there an alternative to JavaScript?
1. Dart. Dart is an object-oriented C-like language Google built in an attempt to replace JavaScript. Dart is statically-typed, meaning that it eliminates some of the most common error sources in JS code.
Is JavaScript overrated?
JavaScript is far, far overrated: The Lie That Has Beguiled A Generation Of Developers (https://medium.com/javascript-non-grata/the-lie-that-has-beguiled-a-generation-of-developers-1b33e82de94f).
What is so good about JavaScript?
JavaScript is behind any good responsive web design. More and more, developers need to adapt their design across multiple browsers and devices. Combining HTML5, CSS3 & JavaScript, they can do so within a single codebase. For developers, JS is easy to learn and fast to get into active development.
What is so special about JavaScript?
JavaScript is a flexible and powerful programming language that is implemented consistently by various web browsers. Along with HTML and CSS, it’s a core component of web technology. While HTML is responsible for structure and CSS is responsible for style, JavaScript provides interactivity to web pages in the browser.
What are the pros and cons of JavaScript?
Advantages and Disadvantages of JavaScript
- Speed. Client-side JavaScript is very fast because it can be run immediately within the client-side browser. …
- Simplicity. JavaScript is relatively simple to learn and implement.
- Popularity. …
- Interoperability. …
- Server Load. …
- Gives the ability to create rich interfaces.