After all requests have started, the program then continues and logs theusernamesarray, which of course is empty at this point because nothing has been pushed yet. Aha! You see,functional JavaScript methods like forEach are unaware of promises. Theircallback functions are fired off synchronously...
whilediscouraging some of JavaScript’s “bad parts”. TypeScript is more drastic, addingclassical object-oriented semanticsto afundamentally different language.
From single-page applications requiring multiple JavaScript functions to pages with third-party pop-up ads to homepages with moving backgrounds, developers can add more functionality than ever to webpages, and as a result, average total page weight is increasing. Network conditions: Even if a web...
However, this is not as bad as it sounds. For most users, the large selection of extensions and themes available in Shopify is more than enough to get started and grow your online store. WooCommerce – Ease of Use WooCommerceis not a hosted platform like Shopify. This means you will need...
It complicates the language. Writing a mock library in JavaScript is an exercise that almost everyone can undertake. Doing similar stuff in Java is far more difficult. It constrains the expressiveness of the language. It requires type annotations even when they are not desirable (e.g., in a...
Javascript’s bad reputation was based on two key points. Ironically, the first reason it was considered a 'bad' language is the reason it is now a good one: its entry level. Javascript is a very straight forward language, with no fuzzy or difficult parts. It needs the bare...
As a JavaScript developer on a cross-functional team, I get this question occasionally and I often have trouble answering it. All of the materials I’ve found on this topic are written for an audience that is already familiar with JavaScript — which is not terribly useful to those who focu...
When creating HTML, CSS and JavaScript (JS) files, developers tend to use spacing, comments and well-named variables to make code and markup readable for themselves. It also helps others who might later work on the assets. While this is a plus in the development phase, it becomes a negati...
Thick client applications can be developed using a variety of programming languages depending on the platform and requirements. Some popular languages for thick client development include Java, C#, Python, and JavaScript. Each language offers its own set of frameworks and libraries that facilitate the...
javascript node.js performance Short Answer: Because nodejs is single threaded, the same as javascript. Because node.js is designed around using a single thread very efficiently. Its event based model dispatches code fragments when specific events occur. Those code fragments are supposed to execute...