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Developing Apps with HTML5, CSS3, and JavaScript

Michael Palermo

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Top Stories by Michael Palermo

var theNumber = 22; var primeResult = isPrime(theNumber); document.write("


" + primeResult); function isPrime(n) { var s = [2,3,5,7]; var ld = [1,3,7,9]; var divs = []; if (n==1) {return false;} if (s.indexOf(n) > -1) {return true;} if (ld.indexOf(n%10) > -1) { divs = getDivisibles(n); document.writeln(divs); } else { return false; } return (divs.length == 0); }// isPrime function getDivisibles(n) { var i = 2; var divs = []; while (i*i<=n) { if (n%i==0) { var upper = n/i; divs.push(i); if (upper>i) {divs.push(upper);} } i++; }// while divs.sort(function(x,y){return x-y;}); return divs; }// getDivisibles See the Pen isPrime by J Michael Palermo IV (@palermo4) on CodePen. ... (more)

The Modern Web Platform

The Modern Web Platform Jump Start is now available at the Microsoft Virtual Academy  ... (more)

Microsoft DevRadio: Using Event Handlers

To play video, hover above and press play button. Abstract:  In today's episode, Michael Palermo shows how easy it is to attach event handlers in JavaScript. Watch this short demo to see the various techniques to do it! Next Steps: Step #1 – Download Windows 8 and Windows 8 SDK Step #2 – Download Visual Studio Express for Windows 8 Step #3 – Start building your own Apps for Windows 8 Subscribe to our podcast via iTunes, Zune, or RSS If you're interested in learning more about the products or solutions discussed in this episode, click on any of the below links for free, in-depth info... (more)

Start Developing for Windows (8.1) Store Apps using HTML5

When Windows 8 was first introduced, a huge opportunity opened up for web developers.  How so?  Anyone with HTML, CSS, and JavaScript skills could now apply such skills to developing apps, not just sites.  This is due to Microsoft supporting the development of WinRT apps with either C++, .NET, and/or JavaScript.  How different is it from writing a web site vs. an app?  If you are a web developer and you want to find out, be sure to look at the DevRadio episodes on developing for Windows 8 in half the time (4 minute videos) or the comprehensive “jump start” training series on HTML... (more)

Microsoft DevRadio: Media Capture

To play video, hover above and press play button. Abstract:  Michael Palermo and Jeremy Foster are back again to demonstrate how to use media capture via codeSHOW. MP3 (Audio only) MP4 (iPod, Zune HD) High Quality MP4 (iPad, PC) Mid Quality MP4 (WP7, HTML5) High Quality WMV (PC, Xbox, MCE) Watch previous episodes here... ... (more)