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How do you convert a value from one data type to another? Use the built-in What is a program? What does a programmer do? What is the difference between How can the computer store a value for later? Learn how to use variables to keep track of information in your programs. Explore ... Code along with a software engineer in this worked example using objects and methods. Model a course in a school's registration ... How can we reuse functionality other programmers have already built? Learn how to import Trace a program with variables to understand how the computer interprets assignment statements, variable accesses, and ...

A method is a function that belongs to an object. Learn how to use dot syntax to call a method on an object. Bundle data and ... How can we reuse a code routine over and over again? Learn how to use functions to package a block of code and parameters to ... What is an algorithm? Use algorithms to plan out your programs, and evaluate approaches to a problem based on correctness, ... How can programs make our lives easier? Learn how programmers use scripts to automate complex, repetitive, ... Learn how to break down an object into several smaller objects that each focus on one specific job. Apply object composition to ... How can programs make your life easier? Discover how to store multiple values in a list, so you can process data quickly and ...

Learn how to branch control flow with conditionals. Trace the execution of an if statement to understand how the computer ... How does the computer decide whether two objects are equal? By default,