Display iOS Screen on Desktop

Why would you want to display an iOS screen on a desktop?

Perhaps you want to do a side by side comparison of an interface on iOS versus the Desktop version of the same application. Perhaps you want to give a presentation to an overhead display and don’t want to fiddle with cords. In any […]

By |February 22nd, 2012|btop, CDE, Research|0 Comments

Additional Equation Work

From some quick testing: One can import a Word document with embedded MS Word equation objects into Google docs, but the equation objects do not come through very well.

One can also create separate equation objects in Google Docs, online as seen in this google doc version of Korteweg – de Vries Equation but I […]

By |November 8th, 2011|CDE|0 Comments

The Korteweg–de Vries Equation

Non-editable png screen shot:



This is a try inserting a PDF of  Korteweg–de Vries


This is the equation in MS Word:




This is using the CodeCogs online equation editor:

\frac{\partial u}{\partial t}=6u\frac{\partial u}{\partial x}-\frac{\partial^3u}{\partial x^3}


OK, and now, Jetpack’s LaTeX plugin

\frac{\partial u}{\partial t}=6u\frac{\partial u}{\partial x}-\frac{\partial^3u}{\partial x^3}





This is the latex code generated from Apple’s Grapher. […]

By |October 7th, 2011|CDE, share|0 Comments

Solution to PDF Math Homework Comments

Several distance students submit homework by PDF of fax to PDF. How does an instructor inexpensively add comments and corrections to a PDF?

Some solutions:
Use built in annotation features of programs like Apple OS X Preview. Preview is Apple’s default PDF reader application which allows users to add simple text comments to existing PDFs. […]

By |August 11th, 2011|CDE|0 Comments

LaTeX in WordPress

First a new WordPress plugin that has several features, one of which allows you to insert LaTeX formula and equation code directly into post content. It’s part of the JetPack plugin and some workup of LaTeX code examples:

There are other features of the JetPack plugin which come from features. Check it.

By |August 11th, 2011|CDE|0 Comments

Nav Menu Data Location in WordPress 3.2

If one has some nav menu items created from the admin panel like: Where does one find this in the database? mysql> select * from wproot_123_term_taxonomy; +------------------+---------+---------------+-------------+--------+-------+ | term_taxonomy_id | term_id | taxonomy | description | parent | count | +------------------+---------+---------------+-------------+--------+-------+ | [...]
By |July 29th, 2011|CDE|0 Comments

Introduction to MySQL and WordPress Data Structure

Two resources will be of use as reference here. The documentation for MySQL Community Server and the WordPress Codex. This post is merely a quick introduction to the basic MySQL command line interface and to the table structure of a WordPress install. There are several ways to connect to a MySQL database. End users and [...]
By |July 28th, 2011|CDE|0 Comments

QR Codes

I’ve seen these before, and knew the general purpose, but now that I am developing a site that will also cater to mobile users I read up on what QR codes are and what you can do with them.

This ZXing page points to some stored contact information for me.

By |June 30th, 2011|btop, CDE|0 Comments