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We will start by creating a canvas element in our HTML document using the canvas tag. Next, we will use JavaScript to draw a circle on the canvas and set its initial position and velocity. Finally, we can use JavaScript to continuously update the position of the circle based on its velocity and add collision detection to change the velocity when it hits the edges of the canvas. Approach To build a bounce ball using HTML and JavaScript, you will need to do the following − Create an HTML file with a canvas element on which the ball will ... Read More
We can break JavaScript code into several lines by using the backslash () at the end of the line. This tells the JavaScript interpreter to continue reading the next line as part of the same statement. Additionally, we can also use parentheses, brackets, or curly braces to create multiple lines of code within a single statement. This helps to make the code more readable and easier to maintain. Let us first understand what code splitting is. Code Splitting Code splitting is a technique used in web development to load only the necessary code for a specific page or component, rather ... Read More
We can break out of a forEach() method in Lodash by using the _.breakLoop() method. This method allows us to immediately exit the loop and discontinue the iteration. To use it, we need to pass in the loop variable as an argument to the _.breakLoop() method within the loop's callback function. Let us first see what is LodashJS − Lodash is a JavaScript library that provides utility functions for common programming tasks. It is a modern JavaScript utility library delivering modularity, performance & extras. It is similar to Underscore.js and provides a wide range of functions for working with arrays, ... Read More
We can use the preventDefault() method to prevent the default behavior of the click event on the dropdown menu. By doing this, the menu items will not close when clicked inside. Additionally, we can add a click event listener to the dropdown menu and set the event.stopPropagation() method to stop the event from propagating to parent elements. HTML Dropdown HTML dropdown is a type of form element that allows users to select one option from a list of options. It is created using the "select" and "option" tags in HTML. The "select" tag defines the dropdown container and the "option" ... Read More
We would first need to access the post's comment section through the Facebook API. Then, we would use a loop to iterate through each comment and use the API to like each one. Finally, we would need to implement error handling in case any issues arise during the process. Approach If you want to use JavaScript to automatically like all comments on a Facebook post, here are some requirements you must meet − You would need to use the Facebook Graph API to first get all comments on a post. For each comment, you would need to call the ... Read More
We can append new information to errors by creating a new error object with the original error as its prototype and adding additional properties. This allows us to maintain the original error message while also providing additional context. JavaScript Functions In JavaScript, a function is a block of code that is executed when it is invoked. Functions are declared with the function keyword. Functions can take arguments. The arguments are the values that are passed to the function when it is invoked. Functions can return values. The value that is returned by the function is the value that is assigned ... Read More
We can append data to an element using JavaScript by using the .innerHTML property to add content to the element. This can be done by using the += operator to add the new content to the existing content within the . We can also use the .appendChild() method to add a new child element to the . is a block-level element that is used to create a division or section in an HTML document. The element is usually used to group elements together, such as paragraphs, headings, or images. The element can also be used to ... Read More
Many years ago, paper documentation and checklists were transported from station to station on the shop floor in carts and folders. However, with the advent of electronic storage, this is no longer necessary. The paperless office is on its way out thanks to enterprise content management, collaboration tools, document management, and other digital services. However, that doesn't mean we're more efficient or organized. The amount of documents we receive every day makes it even more likely for something important to get lost, mishandled, or misformatted. When it comes to quality management, disorganization can result in adverse events, financial losses, and ... Read More
Good organization is key to training and development success, especially when everyone has a lot on their plate. We've compiled a list of our favorite eLearning project management software to help you sort through all the options. Have a look and select the one that's right for you. E-Learning Project Management Software: Why You Should Use Them? While eLearning project management tools are used for a variety of reasons, here are some benefits to consider − Manage your business's learning journey easily - The most widely recognized benefit of an eLearning project management tool is that it allows ... Read More
Our calendars help us keep track of important dates, such as birthdays and meetings. No matter what type of planner you prefer, having visual reminders of upcoming events will help keep you on track. A project timeline establishes an organized project flow from start to finish, based on these calendar principles. It may feel overwhelming to start researching timeline options once you start implementing one. We'll simplify the process and break down the steps to make a simple project timeline. Project Timelines: What Are They? Timelines help teams visualize the steps necessary to complete a project in a timely ... Read More