FileInfo.com - File Extensions Registry. Stack Overflow. FILExt - The File Extension Source. File-Extensions.org - File extension library. Binary Numbers - Binary Code - What is Binary. When you learn most types of computer programming, you will touch upon the subject of binary numbers.
Although this is a simple concept once explained, it is not always obvious how to read them. To understand binary numbers, let's first look at our normal system of base 10 numbers. Let's take the number 345 for example.