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September 11, 2014

Loop Invariants Abbreviate Induction Proofs

It is often possible to avoid difficulties by proving the desired properties of our program by induction.

September 08, 2014

An Android's Life

It is tempting to imagine that if you know Linux and Java, you know Android. Almost.

September 04, 2014

Mathematical Induction Makes Extrapolation Accurate

Mathematical induction is a technique for using the properties of natural numbers to prove claims about every natural number.




Web Development Source Code

cloud.txt

February 03, 2009

Published source code accompanying the article by Dana Moore and John Hebeler in which examine how you can you can create cloud applications through Amazon Web Services and the Google Application Engine. - Web Development

Associated article: Computing In the Clouds

Tags: Web Development     Cloud     Tools     Open Source     Parallel    



unittest.txt

October 17, 2008

Published source code accompanying the article by Paul Hamill in which he applies Test-Driven Development to web service code. - Web Development

Associated article: Unit Testing Web Services

Tags: Web Development     Tools     Design    



open_id.txt

September 23, 2008

Published source code accompanying the article by Jeremy Weiskotten in which he examines OpenID -- an open standard that defines a way that web-based applications can authenticate users via a single identity. Also see OPEN_ID.ZIP. - Web Development

Associated article: OpenID Single Sign-On

Tags: Web Development     Security    



tasklist.txt

July 30, 2008

Published source code accompanying the article by Joe Rinehart in which he uses ColdFusion 8 to build a RIA app called "TaskList". Also see TASKLIST.ZIP. - Web Development

Associated article: Building RIAs on J2EE Foundations

Tags: Web Development     Tools     JVM Languages     Design    



February 11, 2008

- Web Development

Associated article: Wt: A Web Toolkit

Tags: Web Development     C/C++    



zk.txt

January 15, 2008

Published source code accompanying the article by Andrzej Sekula in which he examines the ZK framework, a tool that introduces event-handling programming -- backed by an AJAX engine -- to web applications. Also see ZKDEMO.ZIP. - Web Development

Associated article: The ZK Framework

Tags: Web Development     Tools     JVM Languages     Design     Global Developer    



December 10, 2007

Published source code in the article by Andi Gutmans and Cal Evans in which they use PHP on the back end and JavaScript on the front end to build the "Flickr News Network" which lets you show pictures from Flickr to augment an article from a given news feed. Also see FNN.ZIP. - Web Development

Associated article: PHP: The Power Behind Web 2.0

Tags: Web Development     Tools     Open Source     Design    



December 10, 2007

Published source code accompanying the article by David Summer in which he uses sound to make CAPTCHA an equal opportunity security device. Also see ACAPCHA.ZIP. - Web Development

Associated article: Implementing Audio CAPTCHA

Tags: Global Developer     Web Development     Security     Tools     Design    



December 10, 2007

Published source code accompanying the article by Ed Burnette and Adam Houghton who use the Google Web Toolkit--a free, open source framework created to make Ajax easier--to build a mashup photo viewer that lets you browse any Flickr photo album. Also see GWTFlow-src-0.1.tar.gz - Web Development

Associated article: Hands-On Google Web Toolkit

Tags: Global Developer     Web Development     Tools     Open Source     Design    



December 10, 2007

- Web Development

Associated article: Tag Clouds: Usability and Math

Tags: Database     Web Development     Design     Global Developer    





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