All Blog Posts Tagged 'javascript' (7)

Sequencing computations in Javascript

Given any sequence of simple assignment statements concluded by a return statement, we can view the whole sequence

as a function that executes the first statement,

and then executes and returns a function that contains the rest of the statements.

For example, this sequence of two statements, which results in 6,

x = 3;

2*x;

=>


6

can be re-written as:

(function(x){

  return…

The front-end framework of choice for MVC 4 web applications seems to be Knockout.js.  It's fairly robust and easy to add/remove from projects via NuGet and provides an MVVM feel much like Silverlight or WPF.

Think of a label control used in WPF.  Using data bindings, you tell the label to display certain text.  If the object representing the text displayed is updated, WPF kindly…

It has been more than 6 months since I launched RedeemHi5.com, which I wrote about in one of my first blog posts. The launch hasn't been perfect; the most major issue is that the connection to the database gets lost and it doesn't reconnect, thus leaving people with a loading screen. The first thing to do, of course, is to fix it. In addition, though, I wanted to add tests to document these issues and maintain some peace of mind as I…

A long time ago, during the time of green screen computers, if a network server wanted to process a request from a client, it would have to wait for the I/O (Input/Output) process on the incoming data packets to complete and then process the data before accepting another request from a client.  What if it took 1 second to complete a single request and there were 60 clients simultaneously sending requests?  If I remember…

It's a no brainer. To become a better web designer you must understand your medium and the tools people use to create content for it. Unfortunately in today's post-Flash web those tools are becoming increasingly more difficult for designers to embrace. No longer can designers fall back on Flash's pretty GUI to fly objects around the screen and create awesome two minute site intros. If you want to be today's next gen designer then you will need to learn to program with Javascript. There's…

Along with everyone else who's moved onto HTML5, I've spent significant time looking at the possibilities of the next generation of HTML.