Articles by Author -- Robert Adkins

Taking advantage of HTML5 caching in an iPhone Webapp can eliminate the need to employ cumbersome data URLs for standalone or offline style applications.

Countdown is an iPhone Webapp that implements a simple multi-color timer charting how many days, hours, minutes and seconds are left until a selected target event arrives. For example, this may be a fun (or frustrating) way to count how long you must wait until your next birthday. Built-in events include “Midnight” and “New Year’s”. There is a “Settings” screen that allows you to configure some of the parameters of the program. One of the most interesting configuration elements is a date picker that uses the hardware accelerated “SpinningWheel” from cubiq.org.

Bash is an important and even critical software project. Yet it’s a shame that the project does not always keep its examples and illustrations up to date or even accurate.

A technical note on using custom Bash script co-processing to generate and sort web access latencies for a user supplied list of hosts. It demonstrates a co-processing scheme that supports multiple, simultaneous co-processes and works in all versions of Bash.

This tutorial compares the APIs of Yahoo! and Google maps by implementing a simple side-by-side map overlay rendered on a single HTML page. In this tutorial we will describe the details of using each API in JavaScript. Along the way we’ll compare a few of the differences between the two APIs.

Harald is a Ruby-based nano-test-framework for Bluetooth adapters and devices on Linux. This article provides a tutorial and technical summary of the initial version of Harald.

This article demonstrates how to write a web application for the iPhone to perform a single activity and control its operational parameters. It demonstrates how to communicate to a web service that periodically provides message updates.

How to install a stand-alone iPhone web application and build a basic installer script.

How to build a simple, near-native iPhone application using web tools and techniques.

A short Ruby program to demonstrate building a stack (LIFO) using two pipe (FIFO) structures.