Over three decades of development, JavaScript has grown faster, sleeker, more capable, and much more complex. That’s good and bad. It was 30 years ago today, Sgt. JavaScript taught the web to play.

The empty-array output led me to believe there could be any number of tags associated with those properties, but in fact it means there's no data for that, and there can be a maximum of one. A null ...

@jopep100 the reason lies in the async nature of Node, console.log(data) gets executed before the connection events fire off. In order to make data available you can use callbacks to access the data ...

While JavaScript has many applications, working with string values is one of the most popular. Strings are objects within the JavaScript language. They are not stored as character arrays, so built-in ...