At a very high level, it allows you to write one function and use it over and over and over again making your program easier to code, more compact and more efficent.
Again, at a very high level, in OOP you write a "class" which is basically a group of variables and methods/functions. When you instantiate a class, you basically make a copy of the original class which allows you do manipulate it any way you choose. You can do this multiple times allowing you, like i said above, to use the same variables/methods/functions over and over again.
I am writing a java program that needs to execute shell commands, so I wrote a function that would take the command to execute as a string (ie: "mkdir ~/Folder1") and execute that command with the shell. Here is the function:
Runtime run = Runtime.getRuntime();
Process pr = ...
Hi I'm having a problem implementing a mini shopping cart drop down in the header to show the user all the products they have in their shopping cart. It seems the only solution for this is Ajax, and I've looked all over and can't find anything that I could possibly ...