The Two Step View pattern, as its own name suggests, proposes a mechanism composed of two steps for generating an HTML page:first, a logical representation of the page is produced, as a map (key => value) of the different elements of the page.then, the physical representation is rendered, by juggling around the single elements to compose the final HTML.The first step is usually related to...

By introducing a central licensing server on the Android Marketplace, Google hopes to provide an effective method for protecting Android apps that can currently be copied pretty easily.  The licensing service works with almost every version of Android, all the way back to 1.5.  You can read their documentation to learn how to license your applications.A Brand New "Day" for Adobe

Greg and Steven Hazel from Sauce Labs have recently built what they call, "An async programming framework with a blocking look-alike syntax".  This framework, named Monocle, is focused on being portable between event-driven I/O frameworks.  Currently, Monocle supports the Twisted and Tornado frameworks.

My last posts described new action results in ASP.NET MVC 3 – HttpNotFoundResult and HttpStatusCodeResult. Unfortunately these result have no body to send to client but there are times we need it to inform our visitor about problems the way that we don’t go out of information context where visitor is. In this example I will show you how to write your own HttpStatusCodeResult that has...

Over the weekend, there was a tweet announcing that Google was going to provide “scholarships” to qualified women to attend JSConf.eu. There was then a tweet by another person calling this “disgusting” and “illegal.” Nicole Sullivan has a level-headed and well-articulated roundup of the back-and-forth and some of the surrounding issues, and I suggest you read it.References ...

I discovered the Dojo Toolkit because it was bundled and integrated by default with Zend Framework - because of its compatible goals and license. However, it is a great JavaScript framework and I want to simplify the life of the web developers who will start using it.Dojo CampusThe very point of using Dojo is the things it allow you to do in your web applications without writing JavaScript code...

ZeroMQ (or ØMQ) is an open source messaging library supported by the iMatix Corporation.  It has been described as messaging middleware, TCP on steroids, and now is just "a new layer on the networking stack."  Basically it allows you to design a complex communication system simply and programmatically by giving you a special socket interface.  Nicholas Piël recently introduced this...

Since the last beta, Ruby on Rails 3.0 has had over 842 commits by 125 developers.  That's the level of polish you can expect when you download the first release candidate for RoR 3, which is now available.  The fixes have focused on bringing Rails 3 performance up to the levels of version 2.3.  Other changes in the first RC include support for shallow routes (for shorter URLs), support for...

The Khronos Group has been busy with the release of OpenCL 1.1 last month and the completion of OpenGL 4.0 only four and a half months ago.  Today, the group releases OpenGL 4.1 - they believe this version surpasses the functionality in Microsoft's Direct 3D 11 API.  New features include compute shaders and tessellation.

ISBN or ASIN:  032171153X Book Author(s):  Watts S. Humphrey William R. Thomas Publisher:  Addison-Wesley Publication Date:  ...

James Avery has worked with ASP.NET for a long time, but recently he's fallen in love with Ruby on Rails.  Rails is perfect for a 2-person startup like the one Avery runs.  The framework provides one-click deployment, unlike ASP.NET, which has a different deployment process meant for large to medium-sized businesses where developers need to get approvals from managers or QA departments.  Avery...

Dear Reader,

The Transform View pattern involves a view mechanism that processes data structures one element at the time, and transforms them into an end-user representation like HTML.The Transform View usually takes the shape of a view class (or function) with these characterizing traits:

A new Grails Geolocation plugin features support for the HTML5 Geolocation spec.  In just 3 simple steps, this tutorial will show you how to use that plugin to add Geolocation into your own web app.  These 3 steps will essentially allow you to add location-sensitive behavior to your app which enables the retrieval of a user's current position so that it may be put into the session. The 3 steps...

Yet another great developer has left Oracle this week.  Bryan Cantrill, the co-inventor of DTrace, gave a heartfelt farewell to the company he joined in 1996.  In his praise of the pre-Oracle Sun Microsystems, Cantrill also has a few well-veiled criticisms likely aimed at the new culture under Oracle.  Statements like: "[Sun] fostered an environment where the OS [Open Source] was viewed...

I decided to write over long time one posting that is directed to beginners who start with jQuery and AJAX. One of the first things to study is how to make requests to server and how to retrieve objects. In this posting I will show you how to use jQuery to retrieve JSON data from ASP.NET MVC application and how to debug it.References Reference:  ...

One of the most significant changes U.S. Copyright Law relating to software was handed down today.  The new rules make it legal to "jailbreak" any vendor's smartphone.  Previously, this action was illegal under the Digital Millennium Copyright Act.  Fair use supporters also gained a major victory in the new rules, which make it legal to bypass a DVD's CSS to rip fair use footage for...

I'll start off by saying this article is not intended to be a Cassandra-bashing session, instead it provides an interesting look at one development company's case study to show that Cassandra (although it's fantastic for some) is not for everyone.

Building community is a core part of Adobe.  There is a large number of user groups worldwide.  Liz Arroyave Fredrick is one of the Adobe employees who helps manage and coordinate with the leaders in the Adobe community.  Fredrick explains the benefits of joining a user group.  One example may be that you lost your job and need a group of developers who can give you advice and provide leads...

Last week, I read a post at High Scalability talking about getting research out of academic environments. There is a lot of technology that starts as academic research, but there is a problem with some research being adopted by other technologists. That post has a very good explanation of why:References Reference:  New Technology Success Depends...