Today I started to complete the design of the RF12B Breakout Board for various prototyping.
OpAmps for Everyone
A very thorough and useful reference produced by Ron Mancini at Texas Instruments. A must read for anyone takes OpAmps seriously: “OpAmps for Everyone”
FTP in Mac OS X Lion
With the release of their latest OS, Lion, Apple dropped support for FTP activation via System Preferences → Sharing. As all my wordpress developments are tested locally on a MacBook Pro, I needed to have a way to use FTP for remote plugin installation or system upgrades. It seems that even if FTP activation is […]
Finally arrived !
I just got it few days ago, a superb brand new Agilent 2002A Digital Storage Oscilloscope. Needless to say that I am absolutely thrilled by this 2G/s 70Mhz baby. It is a perfect addition for my electronics projects. Now I am playing with it, much to discover in the documentation. It comes with a CD […]
Keyboard shortcuts in XCode 4
First things first. Let’s present the navigator shortcuts. The Workspace Window has the following for areas: Opened with all areas active: Pressing cmd + 0 hides Project Navigator (left area): Pressing opt + cmd + 0 hides Utilities Area (right area): Pressing shift + cmd + Y hides Debug Area (bottom area). Always useful to […]
How to convert a mutable array to an immutable array
Really, how do you do this quickly ? Find here.
How to convert an immutable array to a mutable array
Part II of the mutable transformation “saga”. Find here how to quickly convert from immutable to mutable arrays.
How to create Arduino brush for Syntax Highlighter
For my Arduino lessons I needed to add WordPress support for Arduino syntax highlighting. A custom brush for SyntaxHighlighter plugin that would format and color my Arduino syntax similar to the application (see here an example). This is what I did.
Globals and Singletons
My preferred approach to creation and maintaing global variables/ constants is by singletons and singleton instance[s]. Not only is an elegant method that adds compliance to a very important Cocoa design pattern, but also provides you a lot of flexibility.
Code for Weather Station prototype
I took some steps in learning the capabilities of Arduino Platforms. Below is the code of my Bluetooth-enabled temperature reader with OS X integration.