Now we all know that JavaScript can be used for Web development, but what particular in web development, or what specifically you can create using JavaScript? Well, let's explore some use cases of JavaScript and see.DOM Manipulation: To work with HTML elements and manage them using JS. ...
If you are following along, at this point you will stop seeing an error being rendered on-screen, this time it will be in the console. The last issue is that we haven’t camelCased our attributes, and so are using invalid DOM properties for JSX, specifically the stroke-width. Test t...
One benefit of declarative programming is that it allows the compiler to make decisions that might result in better code than what you might make by hand. Running with the SQL example, if you had a query like SELECT score FROM games WHERE id < 100; the SQL "compiler" can "optimize" ...
What is JavaScript doing on your page? Here we'll actually start looking at some code, and while doing so, explore what actually happens when you run some JavaScript in your page. Let's briefly recap the story of what happens when you load a web page in a browser (first talked about ...
2. In this approach an employee instance doesn’t has access to Person’s method if the method is defined in prototype instead of inside constructor definition.var employee = new Employee('Alice', 'Bob', 'Engineer'); employee.getFullName(); //Doesn't work ...
JavaScript vs. the DOM JavaScript is a language that the browser reads and does stuff with. But the DOM is where that stuff happens. In fact a lot of what you might think of as a “JavaScript Thing” is more accurately a “DOM API”. ...
Debug a Windows Store app interactively by using JavaScript debugging tools, including DOM Explorer and JavaScript Console window. For more information, see Debugging apps (JavaScript). Find performance bottlenecks in your functions and algorithms. You can use Visual Studio Profiling to identify where ...
What is JSX used for? Well, we know what JSX is and why it’s better to use it, so right now, let’s clarify what JSX used for actually is. In ReactJS we are using JSX to create HTML elements as a JavaScript code, that will be placed inside the DOM without using createElement(...
First, know the difference between the server response and the DOM. It is critical that application testers are able to explain the key differences between HTML that is rendered by server responses and HTML that is rendered Successful techniques As XSS vulnerabilities differ drastically, there are ...
MySQL is an open source relational database management system (RDBMS) that’s used to store and manage data. Its reliability, performance, scalability, and ease of use make MySQL a popular choice for developers. In fact, you’ll find it at the heart of demanding, high-traffic applications ...