Learntofish's Blog

A blog about math, physics and computer science

Archive for September, 2009

The man behind xkcd

Posted by Ed on September 26, 2009

The man behind xkcd is Randall Munroe. He gave a pretty entertaining talk at Authors@Google. Learn about how he tried to solve a Rubik’s Cube while being drunk, worked on a complex resistor puzzle, asked Donald Knuth about an anecdote (Donald Knuth is the inventor of TeX) and what xkcd stands for (watch the video below):

The comics referred to in the video are:
Ballmer Peak, Python, Nerd Sniping, Pix Plz

One comic that I like is Purity.

Posted in computer science, mathematics, physics | Tagged: , , , | Leave a Comment »

Object Oriented Programming – An Introduction

Posted by Ed on September 20, 2009

In the following I will explain what Object Oriented Programming means in Java. And you will see that it is easy to understand once you’ve grasped the notion of an object. I encourage you to copy the code and run it in Java.

What is an object?
Definition: An object in Object Oriented Programming is characterized by
a) its attributes (properties)
b) methods that do something with the attributes (for example change them)

For example Homer Simpson is Read the rest of this entry »

Posted in computer science | Tagged: , , , | 1 Comment »

Excellent Quantum Mechanics lectures

Posted by Ed on September 6, 2009

Watch these two excellent lectures:

1) Lecture Series on Quantum Physics by Prof.V.Balakrishnan, Department of Physics, IIT Madras
I like Prof. Balakrishnan’s teaching style in particular Read the rest of this entry »

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Best drink after workout: Chocolate Milk

Posted by Ed on September 1, 2009

I noticed that when I drink milk after a workout the soreness doesn’t last so long. But there’s an even better drink: Chocolate milk. It has something to do with the ratio of carbohydrates to protein. Watch the video and read the articles below.

Articles:
Chocolate Milk: The New Sports Drink? by Richard Sine
Post-Workout Chocolate Milk by Jeff Bayer

Posted in biology | Tagged: , | Leave a Comment »