AJAX is a way for a web page to asynchronously load external content. That means, it can load content, without having to load the entire page. So you can update a page by loading content at different times, based usually upon some action of the end-user. There are numerous ways to send a request for…
Often clients, bosses, and others will give you documents (trying to be helpful) and you will need to convert them into HTML format. There are several ways to do this, each with their own merits and drawbacks. We will look at three different methods. You can skip to the bottom to see a YouTube video…
It is not uncommon for designers to need to create some “fake” text and/or data for design testing. This makes it so we can test the design without having to wait for final content from the client. (And it works well as long as we remember to remove it before putting it live.) Often we…
Similar to how jQuery, allows us to read and write to a form element, jQuery can allow us to change the contents of an HTML element. However, instead of using the val() method, jQuery provides two different methods, depending upon what you are wanting/needing to do. As with the val() method, it is most common…
One of the biggest things that people need to be able to do in jQuery, is change the results of an element on the webpage. jQuery makes it easy for you to read, or write, the content of an element, whether it be form element or a non-form element. Values of a Form Element Most…
Periodically people will try to argue about should they have valid HTML for their websites. Some argue that you should always validate. But does it really matter? Imagine a web browser that could only view valid HTML websites. What would it view? We’ll I’ve read in times past that over 80% of all web pages…
As we’ve previously seen in our Introduction to Events, adding event listeners is fairly easy. The question then becomes, when would you need to use them? And to what can we attach them? Well, we can attach them to any visible element. So, for example, tags are not going to be useful, however divs, spans,…
An event is when something happens in an application. Event programing makes use of those events by setting up listeners to know when something happens. A listener is triggered when it “hears” the event broadcast, and it executes a function. This is how a program can respond to those events, making the page interactive. There…
