When you find yourself needing to check a class for a private field, you can use the format: #fieldName in object. Negative indexing with .at() Gone are the days of arr[arr.length -2] .

So, Clint's post about the IE issues with the site JavaScript prompted a question for me that's been sitting in the back of my mind for quite a while. I've been using the .prototype method for the ...

Refresh the index.html document in your browser, and click on the Test Button input; the get object by class is activated, and the result is shown in Figure C as displayed in Chrome 17.0.9: Figure C ...