Welcome to my Observer Design Pattern Tutorial. I cover a lot in this tutorial including the Observer pattern, how to use it with threads and much more.
The Observer pattern is a software design pattern in which an object, called the subject (Publisher), maintains a list of its dependents,...
Here is my Strategy design patterns tutorial. You use this pattern if you need to dynamically change an algorithm used by an object at run time. Don’t worry, just watch the video and you’ll get it.
The pattern also allows you to eliminate code duplication. It separates behavior from...
Here I continue my design patterns video tutorial. If you missed part 1, definitely watch it first here Design Patterns Video Tutorial.
In this part of the tutorial I cover polymorphism, abstract classes, abstract methods, interfaces, using static methods and variables and a whole bunch...
I’ve had my Nexus 7 for about a month now. While I really like it, I haven’t given up on trying to make the camera work.
So, I went and bought a few of the most popular Nexus 7 camera apps to see if any of them work. Hint, none of them work very well and some are even worse than the...
Here I begin my design patterns video tutorial. I have talked a great deal about OOP design principles in the past. I’ve shown you how to turn requirements into a UML diagram. Then I covered how to turn a UML diagram into a class.
This tutorial will start off by revisiting OOP concepts....
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Derek Banas on Aug 15, 2012 in
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This has been a common request week and the most popular request I get is How Do I Get Twitter Followers.
While I don’t consider myself an expert, I did put on about 10,000 followers in 2 months. Because you asked for it, I’ll show you exactly what FREE sites I used to get Twitter...
I’m absolutely in love with Mexican Cuisine. If you find that your meals are in a rut, there is no easier way to add some excitement again than with a little Latin flair!
In this video I provide you with my favorite recipes for making flour tortillas, refried beans, guacamole, salsa and an...
A long time ago I started my Java Video tutorial. When I started this I wanted to completely cover the Java language. So, far I’ve recorded over 64 videos that are over 14 hours in total length.
I’m not near done with this tutorial, but I thought it would help if I combined all of...
I’ve had the first iPad since it first came out, but after years of use it wasn’t holding its charge. So, over the last 2 months I’ve tried out many competitors to find my new tablet.
In this video, I provide my Google Nexus 7 video review. I tested the iPad 2, New iPad, Kindle...
In this video I continue my Java Asteroids game. I pretty much finish up the game in this tutorial.
I show you how to do a bunch of new things. I show you how to play sound in a JFrame. We introduce yet another way to handle collision detection. We remove items from the screen when they are...
