I just learned that x && (x = y) is not the same as x = x && y, although in both cases x will always have the same value! String.prototype.replaceAll() I like to use .replace() with a substring parameter wheneve
"I" - Interface Segregation Principle. This principle says: clients should not be forced to depend upon interfaces that they do not use. What does it mean? This principle says about the interface, but as we know, we don't have interfaces in Javascript. But, in Javascript we have something...
When analog tests perform an action, there is very limited feedback since the testing tool is just clicking at a coordinate or sending a keypress - the tool does not understand if the application worked correctly, making human validation essential. Object Based Recording When you use object base...
What does div class mean in HTML?What is a coding project in HTML, CSS, javascript?Do I need JavaScript?What does p mean in HTML?What does td mean in HTML?What does & NBSP mean in HTML?What does li mean in HTML?1. JavaScript is called client-side programming because it runs not o...
Failing to support such functionality does not necessarily mean you’ll face legal penalties, but courts can use these standards to inform their decision on whether your site is reasonably accessible. In 2023, Kitchenaid faced a class-action lawsuit for failing to meet such standards. Plaintiffs ...
Strict mode changes some previously-accepted mistakes into errors. JavaScript was designed to be easy for novice developers, and sometimes it gives operations which should be errors non-error semantics. Sometimes this fixes the immediate problem, but sometimes this creates worse problems in the future...
How Does JavaScript Work? JavaScript executes code within a web browser, enabling dynamic interactions and functionalities on web pages. Here’s a detailed explanation of how JavaScript operates: Integration with HTML and CSS.JavaScript is typically embedded within HTML documents. It can be included ...
What does a 401 error mean? A 401 error means “Unauthorized” and occurs when you lack valid authentication credentials to access a webpage or resource. Why am I seeing a 401 error when accessing a website? Seeing a 401 error on a website indicates that you don’t have the necessary ...
JavaScript void is often used when, inserting an expression into a web page may produce an unwanted side-effect.By using JavaScript:Void(0), you can eliminate the unwanted side-effect, because it will return the undefined primative value....
What are HTML, CSS, JavaScript, PHP and Perl? Do I Need to Learn Them to Create a Website? by Christopher Heng, thesitewizard.com I'm sometimes asked by visitors thinking of starting their own website what terms like "HTML", "CSS", "JavaScript", "PHP" and "Perl" mean. Or, on oc...