Quick Answer: Is JavaScript really bad?

javascript itself, by the mean of syntax and semantic, is not exactly bad. A little too verbose, maybe. Here are the things that make javascript nasty and terrible: 1- Implementations of browsers that make javascript code cannot easily run across browsers, even cannot run reliably cross multi versions of a browsers.

Why is JavaScript so bad?

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.

Is JavaScript useful in 2020?

JavaScript is the most popular programming language in the world, so it’s no wonder that it’s one of the most sought-after skills in the web development industry today. According to the Devskiller IT Skills and Hiring Report 2020, 72% of companies are looking to hire JavaScript experts.

Is JavaScript good or bad?

As most people well know, all programming languages have their faults. Some have more than others. However, JavaScript is especially bad. … The language is so bad that the use of a linter (such as JSLint or ESLint) is practically mandated for all JavaScript programmers.

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Is JavaScript harmful?

JavaScript can be dangerous if the proper precautions aren’t taken. It can be used to view or steal personal data even you don’t realize what’s going on. And since JavaScript is so ubiquitous across the web, we’re all vulnerable.

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.

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.

How long will it take to master JavaScript?

Most programmers will say that it will take at least 6-9 months to learn basic JavaScript and really be comfortable with it. Even then, you will still spend years gaining new skills and a deeper understanding of JavaScript, as well as many of the hundreds of other programming languages.

Do you really need JavaScript?

You don’t need JavaScript, for a majority of the applications out there, to deliver the core feature(s) of your application/website. Websites should be built with the assumption that JavaScript is unavailable. If JavaScript is used, it should be used to enhance the user’s experience.

Is JavaScript enough to get a job?

Basically, yes, if you know JS and whatever framework the company you’re applying to uses, you can get a job, but if it’s your first job they might expect to give you a decent amount of hands-on training for the first 3-6 months or so.

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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.

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.

Will JavaScript ever die?

Javascript is unlikely to die in the near future. Too many technologies are even worse than Javascript yet prevail. PHP has been proclaimed weakly-designed, badly-designed, its flawed has been highlighted many times, yet WordPress, written in PHP, powers 25% of the internet.

Can JavaScript hack you?

Yes, JavaScript can be used for hacking. JavaScript normally runs in browser. Many people will say that it can be used in servers as well.

What happens if I turn off JavaScript?

If you disable JavaScript, you may be unable to use certain features on a website. In other cases, the website may even break completely, or you’ll be stuck using an incredibly old version of the page. For example, Gmail offers a very basic plain HTML mode for people with JavaScript disabled.

What happens if you delete JavaScript?

The JavaScript delete operator removes a property from an object; if no more references to the same property are held, it is eventually released automatically.

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