A Bit of Logic: Understanding Bytes and Bits
If you haven’t heard already, a byte is a sequence of eight binary units. These binary units are called bits. While this is no great secret, the functioning of bits…
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Introduction to Game Programming Or the Appaholic’s Ten-Step Program
Hello there, and welcome to my little article about making computer games. I assume that you’re reading this because you are at least a little interested in writing games. If…
Overview of Contract Programming
There are lots of avenues you can take to becoming a contract programmer. But before we explore some of those, you need to find out what you intend to do.…
Why do I Want to Use a JOIN Clause?
Recently a friend of mine asked me why he should use a JOIN statement rather than adding extra criteria to the where clause. It’s an interesting question, and I thought…
Why Visual Basic is like McDonalds
Why? At McDonalds you can order items the way you want them, and they are delivered FAST! But, you don’t have a completely open menu. You can only order certain…
Treatment of NULLs by Oracle & SQL Server
Oracle & SQL Server behave subtly differently when processing columns containing nulls. Consider the following series of SQL statements: CREATE TABLE tempone ( creditlimit NUMBER(6)); -- Oracle CREATE TABLE tempone…
8 Steps for Optimizing and Improving Your Visual Basic Code
Here are 8 steps to improve the readability, debug-ability and speed of your Visual Basic application. 1) Use Option Explicit (and the Require Variable Declaration setting) for ALL your modules…
Interfaces in Java
An interface declaration in Java introduces a new data type. An interface is a named collection of abstract methods and constants. Interfaces are syntactically similar to classes, except that they…
A Closer Look at Methods in Java
In object-oriented programming, a behavior is referred to as a message that one object sends to another object. Behavior is the only way by which an object can do anything.…
C# vs. VB.Net – It’s Just Syntax!
Since the .Net languages came out, there have been many holy wars between C# and VB.Net. If you would have asked me that question last month, I would have said…