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So far, all of your programming code has gone between the curly brackets of buttons. But this is not an effective way to programme. If you keep all your code in one place, it will become more and more unreadable the longer it gets. Instead, you can use something called a Method . A Method is just a segment of code that does a particular job. Think about the calculator programme you have been working on. You can have one Method ( a chunk of code) to add up, one to subtract, another one to divide, and a fourt

Debugging refers to the process of trying to track down errors in your programmes. It can also refer to handling potential errors that may occur. There are three types of errors that we'll take a look at: Design-time errors Run-Time errors Logical errors The longer your code gets, the harder it is to track down why things are not working. By the end of this section, you should have a good idea of where to start looking for problems. But bear in mind that debugging can be an art in itself, and it gets easier